From 3a2cb75c85b8f98ebb0262ec3d5b590dcb9d79a1 Mon Sep 17 00:00:00 2001 From: Iru Cai Date: Sun, 3 Apr 2016 00:29:10 +0800 Subject: move imageviewer sources to ui/imageviewer --- CMakeLists.txt | 3 +- src/ui/CMakeLists.txt | 16 +- src/ui/fqterm_canvas.cpp | 537 ------------ src/ui/fqterm_canvas.h | 105 --- src/ui/fqtermimage.cpp | 9 - src/ui/fqtermimage.h | 22 - src/ui/imageviewer.cpp | 1339 ----------------------------- src/ui/imageviewer.h | 246 ------ src/ui/imageviewer/CMakeLists.txt | 32 + src/ui/imageviewer/fqterm_canvas.cpp | 537 ++++++++++++ src/ui/imageviewer/fqterm_canvas.h | 105 +++ src/ui/imageviewer/fqtermimage.cpp | 9 + src/ui/imageviewer/fqtermimage.h | 22 + src/ui/imageviewer/imageviewer.cpp | 1339 +++++++++++++++++++++++++++++ src/ui/imageviewer/imageviewer.h | 246 ++++++ src/ui/imageviewer/imageviewer_origin.cpp | 454 ++++++++++ src/ui/imageviewer/imageviewer_origin.h | 108 +++ src/ui/imageviewer/pictureflow.cpp | 1201 ++++++++++++++++++++++++++ src/ui/imageviewer/pictureflow.h | 198 +++++ src/ui/imageviewer_origin.cpp | 455 ---------- src/ui/imageviewer_origin.h | 108 --- src/ui/pictureflow.cpp | 1201 -------------------------- src/ui/pictureflow.h | 198 ----- 23 files changed, 4254 insertions(+), 4236 deletions(-) delete mode 100644 src/ui/fqterm_canvas.cpp delete mode 100644 src/ui/fqterm_canvas.h delete mode 100644 src/ui/fqtermimage.cpp delete mode 100644 src/ui/fqtermimage.h delete mode 100644 src/ui/imageviewer.cpp delete mode 100644 src/ui/imageviewer.h create mode 100644 src/ui/imageviewer/CMakeLists.txt create mode 100644 src/ui/imageviewer/fqterm_canvas.cpp create mode 100644 src/ui/imageviewer/fqterm_canvas.h create mode 100644 src/ui/imageviewer/fqtermimage.cpp create mode 100644 src/ui/imageviewer/fqtermimage.h create mode 100644 src/ui/imageviewer/imageviewer.cpp create mode 100644 src/ui/imageviewer/imageviewer.h create mode 100644 src/ui/imageviewer/imageviewer_origin.cpp create mode 100644 src/ui/imageviewer/imageviewer_origin.h create mode 100644 src/ui/imageviewer/pictureflow.cpp create mode 100644 src/ui/imageviewer/pictureflow.h delete mode 100644 src/ui/imageviewer_origin.cpp delete mode 100644 src/ui/imageviewer_origin.h delete mode 100644 src/ui/pictureflow.cpp delete mode 100644 src/ui/pictureflow.h diff --git a/CMakeLists.txt b/CMakeLists.txt index e6d081c..a6068ae 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -87,8 +87,9 @@ set(FQTERM_LIBS fqterm_protocol fqterm_utilities fqterm_ui - fqterm_common fqterm_unite + fqterm_imageviewer + fqterm_common ) IF(WIN32) diff --git a/src/ui/CMakeLists.txt b/src/ui/CMakeLists.txt index e47ee73..f522b03 100644 --- a/src/ui/CMakeLists.txt +++ b/src/ui/CMakeLists.txt @@ -1,18 +1,8 @@ set(CMAKE_AUTOMOC ON) -if(IMAGE_USE_PICFLOW) - set(IMGVIEW_SRCS - imageviewer.h - imageviewer.cpp) -else(IMAGE_USE_PICFLOW) - set(IMGVIEW_SRCS - imageviewer_origin.cpp - imageviewer_origin.h) -endif(IMAGE_USE_PICFLOW) +add_subdirectory(imageviewer) set(fqterm_ui_SRCS - fqtermimage.cpp - ${IMGVIEW_SRCS} aboutdialog.h addrdialog.h articledialog.h @@ -39,8 +29,6 @@ set(fqterm_ui_SRCS osdmessage.cpp overlayWidget.h overlayWidget.cpp - pictureflow.h - pictureflow.cpp popupMessage.h popupMessage.cpp popwidget.h @@ -55,8 +43,6 @@ set(fqterm_ui_SRCS shortcutdialog.cpp statusBar.h statusBar.cpp - fqterm_canvas.h - fqterm_canvas.cpp sitemanager.h sitemanager.cpp iplookup.h diff --git a/src/ui/fqterm_canvas.cpp b/src/ui/fqterm_canvas.cpp deleted file mode 100644 index 82fc971..0000000 --- a/src/ui/fqterm_canvas.cpp +++ /dev/null @@ -1,537 +0,0 @@ -/*************************************************************************** - * fqterm, a terminal emulator for both BBS and *nix. * - * Copyright (C) 2008 fqterm development group. * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * - ***************************************************************************/ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "fqterm_canvas.h" -#include "fqterm.h" -#include "fqterm_config.h" -#include "fqterm_path.h" -#include "fqterm_filedialog.h" - -namespace FQTerm { - -FQTermCanvas::FQTermCanvas(FQTermConfig * config, QWidget *parent, Qt::WindowFlags f) - : QScrollArea(parent), - adjustMode_(Fit), - aspectRatioMode_(Qt::KeepAspectRatio){ - // TODO: dirty trick - - if (f == 0) { - isEmbedded = true; - } else { - isEmbedded = false; - } - - config_ = config; - - menu_ = new QMenu(parent); - menu_->addAction(tr("zoom 1:1"), this, SLOT(oriSize()), tr("Ctrl+Z")); - menu_->addAction(tr("adjust size"), this, SLOT(autoAdjust()), tr("Ctrl+X")); - menu_->addSeparator(); - QAction* zoomInAction = menu_->addAction(tr("zoom in"), this, - SLOT(zoomIn()), tr("Ctrl+=")); - QAction* zoomOutAction = menu_->addAction(tr("zoom out"), this, - SLOT(zoomOut()), tr("Ctrl+-")); - if (!isEmbedded) { - menu_->addAction(tr("fullscreen"), this, SLOT(fullScreen()), tr("Ctrl+F")); - } - menu_->addSeparator(); - menu_->addAction(tr("rotate CW 90"), this, SLOT(cwRotate()), - tr("Ctrl+]")); - menu_->addAction(tr("rotate CCW 90"), this, SLOT(ccwRotate()), - tr("Ctrl+[")); - menu_->addSeparator(); - gifPlayAction_ = menu_->addAction(tr("play gif"), this, - SLOT(playGIF()), tr("Ctrl+/")); - menu_->addSeparator(); - menu_->addAction(tr("save as"), this, SLOT(saveImage()), tr("Ctrl+S")); - menu_->addAction(tr("copy to"), this, SLOT(copyImage()), tr("Ctrl+C")); - menu_->addAction(tr("silent copy"), this, SLOT(silentCopy()), - tr("Shift+S")); - - if (!isEmbedded) { - menu_->addAction(tr("delete"), this, SLOT(deleteImage()), tr("Ctrl+D")); - - menu_->addSeparator(); - menu_->addAction(tr("exit"), this, SLOT(close()), tr("Ctrl+Q")); - } - - toolBar_ = new QToolBar(this); - - toolBar_->addAction(QIcon(getPath(RESOURCE) + "pic/ViewerButtons/open.png"), - tr("Open Dir"), this, SLOT(openDir())); - - zoomInAction->setIcon( - QIcon(getPath(RESOURCE) + "pic/ViewerButtons/zoomin.png")); - zoomOutAction->setIcon( - QIcon(getPath(RESOURCE) + "pic/ViewerButtons/zoomout.png")); - - toolBar_->addAction(zoomInAction); - toolBar_->addAction(zoomOutAction); - - QActionGroup* gifGroup = new QActionGroup(this); - gifPlayAction_->setIcon( - QIcon(getPath(RESOURCE) + "pic/ViewerButtons/play_gif.png")); - toolBar_->addAction(gifPlayAction_); - - QActionGroup* showSettingGroup = new QActionGroup(this); - QMenu* showSettingMenu = new QMenu(this); - - QAction* showSettingFitAction = - showSettingMenu->addAction(tr("show Fit"), this, SLOT(SetAdjustMode())); - showSettingFitAction->setCheckable(true); - showSettingFitAction->setData(Fit); - showSettingGroup->addAction(showSettingFitAction); - - QAction* showSettingMaxFitAction = - showSettingMenu->addAction(tr("show MaxFit"), - this, SLOT(SetAdjustMode())); - showSettingMaxFitAction->setCheckable(true); - showSettingMaxFitAction->setData(MaxFit); - showSettingGroup->addAction(showSettingMaxFitAction); - - QAction* showSettingOriginAction = - showSettingMenu->addAction(tr("show Origin"), - this, SLOT(SetAdjustMode())); - showSettingOriginAction->setCheckable(true); - showSettingOriginAction->setData(Origin); - showSettingGroup->addAction(showSettingOriginAction); - - QAction* showSettingStrechAction = - showSettingMenu->addAction(tr("show Stretch"), - this, SLOT(SetAdjustMode())); - showSettingStrechAction->setCheckable(true); - showSettingStrechAction->setData(Stretch); - showSettingGroup->addAction(showSettingStrechAction); - - QToolButton* showSettingButton = new QToolButton(this); - QAction* dummyAction = new QAction( - QIcon(getPath(RESOURCE) + "pic/ViewerButtons/adjustsize.png"), - tr("Adjust Mode"), showSettingButton); - showSettingButton->setDefaultAction(dummyAction); - showSettingButton->setMenu(showSettingMenu); - showSettingButton->setPopupMode(QToolButton::InstantPopup); - - showSettingFitAction->setChecked(true); - - toolBar_->addWidget(showSettingButton); - - - -#if QT_VERSION >= 0x040200 - setAlignment(Qt::AlignCenter); -#endif - label_ = new QLabel(viewport()); - label_->setScaledContents(true); - label_->setAlignment(Qt::AlignCenter); - label_->setText(tr("No Preview Available")); - setWidget(label_); - // resize(200, 100); -} - -FQTermCanvas::~FQTermCanvas() { - //delete label; - //delete m_pMenu; -} - -void FQTermCanvas::oriSize() { - useAdjustMode_ = false; - imageSize_ = image_.size(); - adjustSize(size()); -} - -void FQTermCanvas::zoomIn() { - useAdjustMode_ = false; - resizeImage(0.05f); -} - -void FQTermCanvas::zoomOut() { - useAdjustMode_ = false; - resizeImage(-0.05f); -} - -void FQTermCanvas::autoAdjust() { - useAdjustMode_ = true; - adjustSize(size()); -} - -void FQTermCanvas::cwRotate() { - rotateImage(90); -} - -void FQTermCanvas::ccwRotate() { - rotateImage(-90); -} - -void FQTermCanvas::fullScreen() { - if (!isFullScreen()) { - showFullScreen(); - } else { - showNormal(); - } -} - -void FQTermCanvas::loadImage(const QString& name, bool performAdjust) { - if (label_->movie()) { - label_->movie()->stop(); - label_->setMovie(NULL); - } - - gifPlayAction_->setEnabled(name.endsWith("gif")); - - - bool res = image_.load(name); - if (!res) { - QList formats = QImageReader::supportedImageFormats(); - for (QList::iterator it = formats.begin(); - !res && it != formats.end(); - ++it) { - res = image_.load(name, it->data()); - } - } - if (!image_.isNull()) { - fileName_ = QFileInfo(name).absoluteFilePath(); - setWindowTitle(QFileInfo(name).fileName()); - - useAdjustMode_ = true; - - if (!isEmbedded) { - QSize szView(image_.size()); - szView.scale(640, 480, aspectRatioMode_); - - if (szView.width() < image_.width()) { - imageSize_ = szView; - label_->resize(imageSize_); - label_->clear(); - label_->setAlignment(Qt::AlignCenter); - label_->setPixmap(scaleImage(imageSize_)); - - if (!isEmbedded) { - resize(szView *1.1); - } - } else { - imageSize_ = image_.size(); - label_->resize(imageSize_); - label_->setPixmap(QPixmap::fromImage(image_)); - if (!isEmbedded) { - resize(imageSize_ + QSize(5, 5)); - } - } - } - if (isEmbedded) { - label_->hide(); - if (performAdjust) autoAdjust(); - else label_->setPixmap(QPixmap::fromImage(image_)); - - label_->show(); - } - - } else { - FQ_TRACE("canvas", 1) << "Can't load the image: " << name; - } -} - -void FQTermCanvas::playGIF() { - if (fileName_.endsWith("gif")) { - gifPlayer_.setFileName(fileName_); - if (gifPlayer_.isValid()) { - label_->setMovie(&gifPlayer_); - gifPlayer_.stop(); - gifPlayer_.start(); - return; - } - } -} - -void FQTermCanvas::resizeImage(float ratio) { - QSize szImg = imageSize_; - szImg *= (1+ratio); - //we dont need so big - if (szImg.width() > 10000 || szImg.height() > 10000 || - szImg.width() < 1 || szImg.height() < 1) { - return ; - } - imageSize_ = szImg; - - if (!isFullScreen() && !isEmbedded) { - resize(imageSize_ *1.1); - } else { - adjustSize(size()); - } -} - -void FQTermCanvas::rotateImage(float ang) { - QMatrix wm; - - wm.rotate(ang); - - image_ = image_.transformed(wm, Qt::SmoothTransformation); - - imageSize_ = image_.size(); - - adjustSize(size()); -} - -void FQTermCanvas::copyImage() { - QFileInfo fi(fileName_); -// QString strSave = -// QFileDialog::getSaveFileName( -// this,tr("Choose a filename to save under"), -// QDir::currentPath() + fi.fileName()); - FQTermFileDialog fileDialog(config_); - QString strSave = fileDialog.getSaveName(fi.fileName(), ""); - if (strSave.isEmpty()) { - return ; - } - QFile file(fileName_); - if (file.open(QIODevice::ReadOnly)) { - QFile save(strSave); - if (save.open(QIODevice::WriteOnly)) { - QByteArray ba = file.readAll(); - QDataStream ds(&save); - ds.writeRawData(ba, ba.size()); - save.close(); - } - file.close(); - } -} - -void FQTermCanvas::silentCopy() { - // save it to $savefiledialog - QString strPath = config_->getItemValue("global", "savefiledialog"); - - QFileInfo fi(fileName_); - QString strSave = strPath + "/" + fi.fileName(); - - fi.setFile(strSave); - - // add (%d) if exist - int i = 1; - while (fi.exists()) { - strSave = QString("%1/%2(%3).%4").arg(fi.dir().path()).arg - (fi.completeBaseName()).arg(i).arg(fi.suffix()); - fi.setFile(strSave); - } - - // copy it - QFile file(fileName_); - if (file.open(QIODevice::ReadOnly)) { - QFile save(strSave); - if (save.open(QIODevice::WriteOnly)) { - QByteArray ba = file.readAll(); - QDataStream ds(&save); - ds.writeRawData(ba, ba.size()); - save.close(); - } - file.close(); - } -} - -QPixmap FQTermCanvas::scaleImage(const QSize &sz) { - return QPixmap::fromImage( - image_.scaled(sz, Qt::IgnoreAspectRatio, Qt::SmoothTransformation)); -} - -void FQTermCanvas::moveImage(float dx, float dy) { - scrollContentsBy(int(widget()->width()*dx), int(widget()->height() *dy)); -} - -void FQTermCanvas::saveImage() { - - QFileInfo fi(fileName_); - FQTermFileDialog fileDialog(config_); - QString strSave = fileDialog.getSaveName(fi.fileName(), ""); - if (strSave.isEmpty()) { - return ; - } - QString fmt = fi.suffix().toUpper(); - if (!image_.save(strSave, fmt.toLatin1())) { - QMessageBox::warning(this, tr("Failed to save file"), - tr("Cant save file, maybe format not supported")); - } -} - -void FQTermCanvas::deleteImage() { - QFile::remove(fileName_); - close(); -} - -void FQTermCanvas::closeEvent(QCloseEvent *ce) { - if (!isEmbedded) { - delete this; - } -} - -void FQTermCanvas::viewportResizeEvent(QResizeEvent *re) { - adjustSize(re->size()); -} - -void FQTermCanvas::mousePressEvent(QMouseEvent *me) { - /* remove this to avoid click by mistake - if(me->button()&LeftButton) - { - close(); - return; - } - */ - if (me->button() &Qt::RightButton) { - menu_->popup(me->globalPos()); - } -} - -void FQTermCanvas::keyPressEvent(QKeyEvent *ke) { - switch (ke->key()) { - case Qt::Key_Escape: - if (!isEmbedded) { - if (isFullScreen()) { - showNormal(); - } else { - close(); - } - } - - break; - case Qt::Key_D: - if (!isEmbedded){ - deleteImage(); - } - break; - case Qt::Key_Q: - if (!isEmbedded){ - close(); - } - break; - } -} - -void FQTermCanvas::adjustSize(QSize szView) { - szView -= QSize(2 * frameWidth(), 2 * frameWidth()); - if (label_->pixmap() == NULL && image_.isNull()) { - label_->resize(szView); - return ; - } - - QSize szImg = imageSize_; - - if (useAdjustMode_) { - szImg = image_.size(); - switch(adjustMode_) - { - case MaxFit: - szImg.scale(szView, aspectRatioMode_); - break; - case Fit: - if (szImg.width() > szView.width() || szImg.height() > szView.height() || - szImg.width() < image_.width()) { - szImg.scale(szView, aspectRatioMode_); - } - szImg = szImg.boundedTo(image_.size()); - if (szImg.width() < 1 || szImg.height() < 1) { - return; - } - break; - case Origin: - break; - case Stretch: - szImg = szView; - break; - } - } - - imageSize_ = szImg; - label_->resize(imageSize_); - label_->setPixmap(scaleImage(imageSize_)); -} - -void FQTermCanvas::resizeEvent(QResizeEvent * event) { - if (useAdjustMode_){ - autoAdjust(); - } - else adjustSize(size()); - QScrollArea::resizeEvent(event); -} - -QMenu* FQTermCanvas::menu() { - return menu_; -} - - -QToolBar* FQTermCanvas::ToolBar() { - return toolBar_; -} - -void FQTermCanvas::SetAdjustMode(AdjustMode am) { - adjustMode_ = am; - if (adjustMode_ == Stretch) { - aspectRatioMode_ = Qt::IgnoreAspectRatio; - } - else { - aspectRatioMode_ = Qt::KeepAspectRatio; - } - autoAdjust(); -} - -void FQTermCanvas::SetAdjustMode() { - SetAdjustMode(AdjustMode((((QAction*)sender())->data()).toInt())); -} - -void FQTermCanvas::openDir() { - QString poolPath = config_->getItemValue("preference", "pool"); - if (poolPath.isEmpty()) { - poolPath = getPath(USER_CONFIG) + "pool/"; - } -#ifdef WIN32 - QString path = "file:///" + poolPath; -#else - QString path = "file://" + poolPath; -#endif - QDesktopServices::openUrl(path); -} - -void FQTermCanvas::updateImage(const QString& filename) -{ - if (QFileInfo(filename).absoluteFilePath().toLower() == fileName_) { - loadImage(fileName_); - } - -} - - -} // namespace FQTerm - -#include "fqterm_canvas.moc" diff --git a/src/ui/fqterm_canvas.h b/src/ui/fqterm_canvas.h deleted file mode 100644 index 5941700..0000000 --- a/src/ui/fqterm_canvas.h +++ /dev/null @@ -1,105 +0,0 @@ -/*************************************************************************** - * fqterm, a terminal emulator for both BBS and *nix. * - * Copyright (C) 2008 fqterm development group. * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * - ***************************************************************************/ - -#ifndef FQTERM_CANVAS_H -#define FQTERM_CANVAS_H - -#include -#include -#include - -class QAction; -class QLabel; -class QMenu; -class QCloseEvent; -class QMouseEvent; -class QKeyEvent; -class QResizeEvent; -class QToolBar; -class QImage; - -namespace FQTerm { - -class FQTermConfig; -class ExifExtractor; -class FQTermFileDialog; - -class FQTermCanvas: public QScrollArea { - Q_OBJECT; - public: - FQTermCanvas(FQTermConfig *, QWidget *parent_ = NULL, Qt::WindowFlags f = Qt::Window); - ~FQTermCanvas(); - - enum AdjustMode{Origin, Fit, Stretch, MaxFit}; - - void updateImage(const QString& filename); - void loadImage(const QString&, bool = true); - QMenu* menu(); - QToolBar* ToolBar(); - public slots: - void oriSize(); - void zoomIn(); - void zoomOut(); - void autoAdjust(); - void fullScreen(); - void saveImage(); - void copyImage(); - void silentCopy(); - void cwRotate(); - void ccwRotate(); - void deleteImage(); - void SetAdjustMode(AdjustMode am); - void openDir(); - void playGIF(); - protected slots: - void SetAdjustMode(); - protected: - void resizeEvent (QResizeEvent * event); - void moveImage(float, float); - void resizeImage(float); - void rotateImage(float); - - void closeEvent(QCloseEvent*); - void mousePressEvent(QMouseEvent*); - void keyPressEvent(QKeyEvent *ke); - void viewportResizeEvent(QResizeEvent *re); - void adjustSize(QSize); - QPixmap scaleImage(const QSize &); - protected: - QLabel *label_; - bool useAdjustMode_; - QSize imageSize_; - QString fileName_; - QImage image_; - QMovie gifPlayer_; - QMenu *menu_; - QToolBar *toolBar_; - FQTermConfig * config_; - QAction* gifPlayAction_; - - AdjustMode adjustMode_; - Qt::AspectRatioMode aspectRatioMode_; - // TODO: Very dirty trick, I hate it - bool isEmbedded; -}; - -} // namespace FQTerm - -#endif // FQTERM_CANVAS_H diff --git a/src/ui/fqtermimage.cpp b/src/ui/fqtermimage.cpp deleted file mode 100644 index 49be3d7..0000000 --- a/src/ui/fqtermimage.cpp +++ /dev/null @@ -1,9 +0,0 @@ -#include "fqtermimage.h" - -namespace FQTerm -{ - FQTermImage::FQTermImage(QWidget * parent, Qt::WindowFlags f) - : QWidget(parent, f) - { - } -} diff --git a/src/ui/fqtermimage.h b/src/ui/fqtermimage.h deleted file mode 100644 index 8c75ac3..0000000 --- a/src/ui/fqtermimage.h +++ /dev/null @@ -1,22 +0,0 @@ -#ifndef FQTERMIMAGE_H -#define FQTERMIMAGE_H - -#include -#include - -namespace FQTerm -{ -#define ICON_SOURCE "pic/ViewerButtons/" - - class FQTermImage : public QWidget { - - public: - FQTermImage(QWidget * parent, Qt::WindowFlags f); - virtual void adjustItemSize() = 0; - virtual void scrollTo(const QString &) = 0; - virtual void updateImage(const QString &) = 0; - }; - -} - -#endif diff --git a/src/ui/imageviewer.cpp b/src/ui/imageviewer.cpp deleted file mode 100644 index 3292dd6..0000000 --- a/src/ui/imageviewer.cpp +++ /dev/null @@ -1,1339 +0,0 @@ -/*************************************************************************** - * fqterm, a terminal emulator for both BBS and *nix. * - * Copyright (C) 2008 fqterm development group. * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * - ***************************************************************************/ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "fqterm_canvas.h" -#include "fqterm_config.h" -#include "fqterm_exif_extractor.h" -#include "fqterm_filedialog.h" -#include "fqterm_path.h" -#include "fqterm_trace.h" -#include "imageviewer.h" - -namespace FQTerm { - - typedef enum { - V_UNKNOWN = -1, - V_ORIGINAL = 0, - V_SHADOW, - V_BESTFIT, - V_ZOOMIN, - V_ZOOMOUT, - V_ROTLEFT, - V_ROTRIGHT, - V_FULLSCREEN - } slideViewModes; - - typedef enum { - SORT_UNSORTED = -1, - SORT_LIKE, - SORT_NEW, - SORT_TRASH, - SORT_RECOVER, - SORT_TITLE - } slideSortFlags; - - - typedef enum { - STAT_UNKNOWN = -1, - STAT_LIKE, - STAT_NEW, - STAT_TRASH, - STAT_RECOVER, - STAT_TITLE, - STAT_ALL - } slideStatus; - - typedef enum { - GEN_UNKNOWN = -1, - GEN_CANCEL, - GEN_NOCHANGE, - GEN_RESHUFFLE, - GEN_NOTAG, - GEN_INTRASH, - GEN_INTRASHES, - GEN_TOSAVE, - GEN_TOSAVES, - GEN_TRASH, - GEN_TRASHES, - GEN_NOTRASH, - GEN_RECOVER, - GEN_RECOVERS, - GEN_NORECOVER, - GEN_SAVE, - GEN_SAVES, - GEN_DELETE, - GEN_DELETES, - GEN_SEARCHWRAP, - GEN_SEARCHNOMATCH - } generalStatus; - - static const char *fqloraTagStatus[] = { - "Like", - "New", - "Trash", - "Recover", - "Title" - }; - - static const char *fqloraGeneralStatus[] = { - "Canceled.", - "No changes for ", - "Reshuffled by ", - "No tags by ", - "item in the trash.", - "items in the trash.", - "item to save.", - "items to save.", - "image trashed.", - "images trashed.", - "Nothing to trash.", - "image recovered.", - "images recovered.", - "Nothing to recover.", - "image saved in ", - "images saved in ", - "image deleted.", - "images deleted.", - "Search wrapped.", - "No matches." - }; - - static const int toolBarFixedHeight = 40; - static const int statusBarFixedHeight = 18; - static const QSize sortBoxFixedSize(110, 25); - - static const QString &iconPath(const QString &fileName) { - - static QString p = ""; - - if (!fileName.isEmpty()) { - p = getPath(RESOURCE) + ICON_SOURCE + fileName; - } - - return p; - } - - const QString &isPlural(const int num, const int status) { - - static QString m = ""; - - if (num == 1) { - return (m = fqloraGeneralStatus[status]); - } else if (num > 1 && status > GEN_UNKNOWN && status < GEN_DELETES) { - return (m = fqloraGeneralStatus[status + 1]); - } - - return (m = fqloraGeneralStatus[GEN_UNKNOWN]); - } - - // get user's desktop rectangle - static const QRect &desktopSize() { - - static QRect size; - QDesktopWidget myDesktop; - return ((size = myDesktop.screenGeometry(myDesktop.primaryScreen()))); - } - - // FQTermImageFlow - FQTermImageFlow::~FQTermImageFlow() { - - delete statusBar_; - delete imageMenu_; - delete imageFlow_; - - statusBar_ = NULL; - imageMenu_ = NULL; - imageFlow_ = NULL; - } - - FQTermImageFlow::FQTermImageFlow(FQTermConfig * config, QWidget *parent, - Qt::WindowFlags wflag) : - FQTermImage(parent, wflag), - imageFlow_(new ImageFlow(this)), - imageMenu_(new ImageMenu(this)), - statusBar_(new QStatusBar(this)), - config_(config) { - - setWindowTitle(IMAGE_BROWSER_NAME); - setAutoFillBackground(true); - setBackgroundRole(QPalette::Midlight); - setFixedSize(desktopSize().width() / 1.3, desktopSize().height() / 1.9); - - FQ_VERIFY(connect(this, SIGNAL(isTrashEmpty()), this, SLOT(checkTrashState()))); - - // emblem state - FQ_VERIFY(connect(imageFlow_, SIGNAL(emblemStatus(const int)), imageMenu_, SLOT(updateEmblems(const int)))); - FQ_VERIFY(connect(imageMenu_, SIGNAL(toggleFlowStatus(const int)), imageFlow_, SLOT(toggleStatus(const int)))); - - // clear state - FQ_VERIFY(connect(imageFlow_, SIGNAL(clearStatus(const bool)), imageMenu_, SLOT(updateClear(const bool)))); - FQ_VERIFY(connect(imageMenu_, SIGNAL(clearImages()), this, SLOT(clearImages()))); - - // save state - FQ_VERIFY(connect(imageFlow_, SIGNAL(saveStatus(const bool)), imageMenu_, SLOT(updateSave(const bool)))); - FQ_VERIFY(connect(imageMenu_, SIGNAL(saveImages()), this, SLOT(saveImages()))); - - // trash state - FQ_VERIFY(connect(this, SIGNAL(trashStatus(const bool)), imageMenu_, SLOT(updateDustbin(const bool)))); - FQ_VERIFY(connect(imageMenu_, SIGNAL(recoverImages()), this, SLOT(recoverImages()))); - - // constructs a tool bar and its tool buttons - QAction *closeBrowserAct = new QAction(QIcon(iconPath("window-close.png")), tr("Close"), this); - closeBrowserAct->setShortcut(QKeySequence(Qt::Key_Q)); - FQ_VERIFY(connect(closeBrowserAct, SIGNAL(triggered()), this, SLOT(close()))); - - QAction *trashAllAct = new QAction(QIcon(iconPath("trash-empty.png")), tr("Trash All"), this); - trashAllAct->setShortcut(QKeySequence(Qt::Key_Delete)); - FQ_VERIFY(connect(trashAllAct, SIGNAL(triggered()), this, SLOT(trashAllImages()))); - - QLabel *sortLabel = new QLabel(this); - sortLabel->setMargin(5); - sortLabel->setToolTip("Reshuffle images by tags"); - sortLabel->setPixmap(QPixmap(iconPath("edit-shuffle.png"))); - - QComboBox *sortBox = new QComboBox(this); - sortBox->setFocusPolicy(Qt::ClickFocus); - sortBox->setFont(QFont("Serif", 12)); - sortBox->setFrame(false); - sortBox->setFixedSize(sortBoxFixedSize); - sortBox->insertItem(0, QIcon(iconPath("emblem-like-16x16.png")), tr("Like ")); - sortBox->insertItem(1, QIcon(iconPath("emblem-new-16x16.png")), tr("New ")); - sortBox->insertItem(2, QIcon(iconPath("emblem-trash-16x16.png")), tr("Trash ")); - sortBox->insertItem(3, QIcon(iconPath("emblem-recover-16x16.png")), tr("Recover ")); - sortBox->insertItem(4, QIcon(iconPath("emblem-title-16x16.png")), tr("Title ")); - FQ_VERIFY(connect(sortBox, SIGNAL(currentIndexChanged(int)), this, SLOT(reshuffleImages(int)))); - - QToolBar *toolBar = new QToolBar(this); - toolBar->setFixedHeight(toolBarFixedHeight); - toolBar->setIconSize(QSize(32, 32)); - toolBar->addAction(closeBrowserAct); - toolBar->addSeparator(); - toolBar->addWidget(sortLabel); - toolBar->addWidget(sortBox); - toolBar->addSeparator(); - toolBar->addAction(trashAllAct); - - // constructs a status bar to show instant messages - statusBar_->setSizeGripEnabled(false); - statusBar_->setFixedHeight(statusBarFixedHeight); - statusBar_->setFont(QFont("Serif", 10, QFont::Bold)); - FQ_VERIFY(connect(imageFlow_, SIGNAL(statusMessage(const QString &)), this, SLOT(showStatusMessage(const QString &)))); - FQ_VERIFY(connect(this, SIGNAL(statusMessage(const QString &)), this, SLOT(showStatusMessage(const QString &)))); - // constructs a horizontal layout - QVBoxLayout *vBox = new QVBoxLayout(this); - vBox->setMargin(0); - vBox->setSpacing(0); - vBox->addWidget(toolBar); - vBox->addWidget(imageFlow_); - vBox->addWidget(imageMenu_); - vBox->addWidget(statusBar_); - vBox->setEnabled(true); - setLayout(vBox); - } - - const QString &FQTermImageFlow::poolSource(void) const { - - static QString p = ""; - - p = config_->getItemValue("preference", "pool"); - - if (p.isEmpty()) { - p = getPath(USER_CONFIG) + POOL_SOURCE; - } - - return p; - } - - const QString &FQTermImageFlow::trashSource(void) const { - - static QString p = ""; - - p = poolSource() + TRASH_SOURCE; - return p; - } - - // these three functions below are kept for - // API compatibility. - void FQTermImageFlow::adjustItemSize() { - - } - - void FQTermImageFlow::scrollTo(const QString &filePath) { - - } - - void FQTermImageFlow::updateImage(const QString &filePath) { - - } - - // slots and functions - void FQTermImageFlow::loadImages(const int status) { - - int i; - int itemStatus = (status == STAT_RECOVER) ? status : STAT_UNKNOWN; - QString comment; - QFileInfoList sourceList = sortedList(poolSource()); - QFileInfoList targetList = imageFlow_->digest(STAT_ALL); - - for (i = 0; i < sourceList.count(); i++) { - - if (!targetList.contains(sourceList[i])) { - - QImage image; - - if (!image.load(sourceList[i].absoluteFilePath())) { - QFileIconProvider iconProvider; - image = iconProvider.icon(sourceList[i]).pixmap(desktopSize().height() / 6.0).toImage(); - } else { - image = image.scaled(desktopSize().width() / 6.0, desktopSize().height() / 6.0, - Qt::IgnoreAspectRatio, Qt::SmoothTransformation); - } - - /* TODO */ - /* there should be a more flexible */ - /* method to deal with items' status */ - if (status == STAT_ALL) { - itemStatus = STAT_NEW; - } - - ImageFlowItem newItem(image, sourceList[i], comment,itemStatus); - imageFlow_->add(newItem); - } - } - } - - void FQTermImageFlow::reshuffleImages(const int status) { - - // there are images in the pool directory - QList itemKeys = imageFlow_->sort(status); - - if (imageFlow_->reorder(itemKeys)) { - imageFlow_->setCurrentSlide(0); - emit statusMessage(tr(fqloraGeneralStatus[GEN_RESHUFFLE]) + tr(fqloraTagStatus[status])); - } else { - emit statusMessage(tr(fqloraGeneralStatus[GEN_NOCHANGE]) + tr(fqloraTagStatus[status])); - } - } - - void FQTermImageFlow::saveImages() { - - QFileInfoList toSave = imageFlow_->digest(STAT_LIKE); - - if (!toSave.isEmpty()) { - - QMessageBox box; - box.setWindowModality(Qt::NonModal); - box.setWindowTitle("Information"); - box.setIconPixmap(QPixmap(iconPath("emblem-info.png"))); - box.setTextFormat(Qt::RichText); - box.setText(QString("%1 ").arg(toSave.count()) + isPlural(toSave.count(), GEN_TOSAVE)); - QPushButton *cancelButton = box.addButton(QMessageBox::Cancel); - QPushButton *saveAllButton = box.addButton(QMessageBox::SaveAll); - box.setDefaultButton(cancelButton); - box.exec(); - - if (box.clickedButton() == saveAllButton) { - - FQTermFileDialog fileDialog(config_); - QString savePath = - fileDialog.getExistingDirectory(tr("Save your likes under"), "*"); - - if (savePath.isEmpty()) { - emit statusMessage(tr(fqloraGeneralStatus[GEN_CANCEL])); - return; - } - - int i; - for (i = 0; i < toSave.count(); i++) { - QFile::rename(toSave[i].absoluteFilePath(), savePath + toSave[i].fileName()); - } - - imageFlow_->strip(STAT_LIKE); - emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_SAVE) + savePath); - } else { - emit statusMessage(tr(fqloraGeneralStatus[GEN_CANCEL])); - } - } else { - emit statusMessage(tr(fqloraGeneralStatus[GEN_NOTAG]) + tr(fqloraTagStatus[STAT_LIKE])); - } - } - - void FQTermImageFlow::checkTrashState() { - - QDir trashPath(trashSource()); - - if (trashPath.count() <= 2) { - emit trashStatus(false); - } else { - emit trashStatus(true); - } - } - - void FQTermImageFlow::clearImages() { - - int i; - QString trashPath = trashSource(); - QDir trashDir(trashPath); - QFileInfoList toRemove = imageFlow_->digest(STAT_TRASH); - - if (!trashDir.exists()) { - trashDir.mkdir(trashPath); - } - - if (!toRemove.isEmpty()) { - - for (i = 0; i < toRemove.count(); i++) { - if (QFile::exists(toRemove[i].absoluteFilePath())) { - QFile::rename(toRemove[i].absoluteFilePath(), trashPath + toRemove[i].fileName()); - } - } - - imageFlow_->strip(STAT_TRASH); - emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_TRASH)); - emit isTrashEmpty(); - } else { - emit statusMessage(tr(fqloraGeneralStatus[GEN_NOTAG]) + tr(fqloraTagStatus[STAT_TRASH])); - } - } - - void FQTermImageFlow::trashAllImages() { - - int i; - QString trashPath = trashSource(); - QDir trashDir(trashPath); - QFileInfoList toRemove = imageFlow_->digest(STAT_ALL); - - if (!trashDir.exists()) { - trashDir.mkdir(trashPath); - } - - if (imageFlow_->count() > 0) { - for (i = 0; i < imageFlow_->count(); i++) { - if (QFile::exists(toRemove[i].absoluteFilePath())) { - QFile::rename(toRemove[i].absoluteFilePath(), trashPath + toRemove[i].fileName()); - } - } - - imageFlow_->clear(); - emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_TRASH)); - emit isTrashEmpty(); - } else { - emit statusMessage(tr(fqloraGeneralStatus[GEN_NOTAG]) + tr(fqloraTagStatus[STAT_TRASH])); - } - } - - void FQTermImageFlow::recoverImages() { - - QString trashPath = trashSource(); - QDir trashDir(trashPath); - - if (!trashDir.exists()) { - trashDir.mkdir(trashPath); - } else if (trashDir.count() > 2) { - - int action = -1;; - QFileInfoList toRecover = sortedList(trashPath); - - if (!toRecover.isEmpty()) { - - QMessageBox box; - box.setWindowModality(Qt::NonModal); - box.setWindowTitle("Take action"); - box.setIconPixmap(QPixmap(iconPath("emblem-info.png"))); - box.setTextFormat(Qt::RichText); - box.setText(QString("%1 ").arg(toRecover.count()) + isPlural(toRecover.count(), GEN_INTRASH)); - QPushButton *cancelButton = box.addButton(QMessageBox::Cancel); - QPushButton *recoverButton = box.addButton(tr("Recover"), QMessageBox::ApplyRole); - recoverButton->setIcon(QIcon(iconPath("button-recover.png"))); - QPushButton *deleteButton = box.addButton(tr("Delete"), QMessageBox::ApplyRole); - deleteButton->setIcon(QIcon(iconPath("button-delete.png"))); - box.setDefaultButton(cancelButton); - box.exec(); - - if (box.clickedButton() == cancelButton) { - emit statusMessage(tr(fqloraGeneralStatus[GEN_CANCEL])); - return; - } else if (box.clickedButton() == recoverButton) { - action = 1; - } else if (box.clickedButton() == deleteButton) { - action = 0; - } - - int i; - QFile imageFile; - QString poolPath = poolSource(); - - for (i = 0; i < toRecover.count(); i++) { - if (action == 1) { - QFile::rename(toRecover[i].absoluteFilePath(), poolPath + toRecover[i].fileName()); - } else if (action == 0) { - imageFile.setFileName(toRecover[i].absoluteFilePath()); - imageFile.remove(); - } - } - - if (action == 1) { - loadImages(STAT_RECOVER); - emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_RECOVER)); - } else if (action == 0) { - emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_DELETE)); - } - } - } else { - - emit statusMessage(tr(fqloraGeneralStatus[GEN_NORECOVER])); - } - - emit isTrashEmpty(); - } - - - void FQTermImageFlow::showStatusMessage(const QString &message) { - - if (statusBar_) { - statusBar_->showMessage(message, 3000); - } - } - - QFileInfoList FQTermImageFlow::sortedList(const QString &path) { - - QDir sortPath(path); - - if (!sortPath.exists()) { - sortPath.mkdir(path); - } - - QStringList filters; - QList formats = QImageReader::supportedImageFormats(); - for (QList::iterator it = formats.begin(); - it != formats.end(); - ++it) { - QString filter("*."); - filter.append(it->data()); - filters << filter; - } - sortPath.setNameFilters(filters); - - return (sortPath.entryInfoList(QDir::Files | QDir::Readable | QDir::NoSymLinks, QDir::Time)); - } - - // FQTermImageFlow events. - void FQTermImageFlow::showEvent(QShowEvent *event) { - - emit isTrashEmpty(); - - if (imageFlow_->count() <= 0) { - loadImages(STAT_UNKNOWN); - move((desktopSize().width() - width()) / 2.0, (desktopSize().height() - height()) / 2.0); - } else { - // TODO: insert new images - loadImages(STAT_ALL); - } - } - - void FQTermImageFlow::closeEvent(QCloseEvent *event) { - - hide(); - } - - class ImageMenu::Private { - public: - int emblemStatus; - bool dustbinStatus; - bool saveStatus; - bool clearStatus; - - QString tipMessage; - - QRect rectLike; - QRect rectTrash; - QRect rectNew; - QRect rectRecover; - QRect rectEmblems; - - QRect rectClear; - QRect rectSave; - QRect rectDustbin; - - QPixmap pixmapLike, pixmapLikeGray; - QPixmap pixmapTrash, pixmapTrashGray; - QPixmap pixmapNew, pixmapNewGray; - QPixmap pixmapRecover, pixmapRecoverGray; - - QPixmap pixmapClear, pixmapClearGray; - QPixmap pixmapSave, pixmapSaveGray; - QPixmap pixmapDustbin, pixmapDustbinGray; - }; - - //ImageMenu - ImageMenu::ImageMenu(QWidget *parent) - : fh(new ImageMenu::Private) { - - setAutoFillBackground(true); - setBackgroundRole(QPalette::Shadow); - setFocusPolicy(Qt::NoFocus); - setMouseTracking(true); - setFixedHeight(60); - - fh->emblemStatus = -2; - fh->dustbinStatus = false; - fh->saveStatus = false; - fh->clearStatus = false; - - fh->tipMessage = ""; - - fh->rectLike = QRect(50, 14, 32, 32); - fh->rectTrash = QRect(100, 14, 32, 32); - fh->rectNew = QRect(150, 14, 32, 32); - fh->rectRecover = QRect(200, 14, 32, 32); - fh->rectEmblems = QRect(50, 14, 232, 32); - - fh->rectClear = QRect(300, 14, 32, 32); - fh->rectSave = QRect(350, 14, 32, 32); - fh->rectDustbin = QRect(400, 14, 32, 32); - - fh->pixmapLike = QPixmap(iconPath("emblem-like.png")); - fh->pixmapLikeGray = QPixmap(iconPath("emblem-like-gray.png")); - - fh->pixmapTrash = QPixmap(iconPath("emblem-trash.png")); - fh->pixmapTrashGray = QPixmap(iconPath("emblem-trash-gray.png")); - - fh->pixmapNew = QPixmap(iconPath("emblem-new.png")); - fh->pixmapNewGray = QPixmap(iconPath("emblem-new-gray.png")); - - fh->pixmapRecover = QPixmap(iconPath("emblem-recover.png")); - fh->pixmapRecoverGray = QPixmap(iconPath("emblem-recover-gray.png")); - - fh->pixmapClear = QPixmap(iconPath("clear-state.png")); - fh->pixmapClearGray = QPixmap(iconPath("clear-state-gray.png")); - - fh->pixmapSave = QPixmap(iconPath("save-state.png")); - fh->pixmapSaveGray = QPixmap(iconPath("save-state-gray.png")); - - fh->pixmapDustbin = QPixmap(iconPath("trash-state.png")); - fh->pixmapDustbinGray = QPixmap(iconPath("trash-state-gray.png")); - } - - ImageMenu::~ImageMenu() { - - delete fh; - fh = NULL; - } - - void ImageMenu::updateEmblems(const int status) { - - if (fh->emblemStatus != status) { - update(fh->rectEmblems); - } - - fh->emblemStatus = status; - } - - void ImageMenu::updateClear(const bool hasOrNot) { - - if (fh->clearStatus != hasOrNot) { - update(fh->rectClear); - } - - fh->clearStatus = hasOrNot; - } - - void ImageMenu::updateSave(const bool hasOrNot) { - - if (fh->saveStatus != hasOrNot) { - update(fh->rectSave); - } - - fh->saveStatus = hasOrNot; - } - - void ImageMenu::updateDustbin(const bool fullOrNot) { - - if (fh->dustbinStatus != fullOrNot) { - update(fh->rectDustbin); - } - - fh->dustbinStatus = fullOrNot; - } - - void ImageMenu::paintEvent(QPaintEvent *event) { - - QPainter p(this); - - p.setRenderHints(QPainter::SmoothPixmapTransform | QPainter::Antialiasing); - - if (fh->emblemStatus == STAT_LIKE) { - p.drawPixmap(fh->rectLike, fh->pixmapLike); - } else { - p.drawPixmap(fh->rectLike, fh->pixmapLikeGray); - } - - if (fh->emblemStatus == STAT_TRASH) { - p.drawPixmap(fh->rectTrash, fh->pixmapTrash); - } else { - p.drawPixmap(fh->rectTrash, fh->pixmapTrashGray); - } - - if (fh->emblemStatus == STAT_NEW) { - p.drawPixmap(fh->rectNew, fh->pixmapNew); - } else { - p.drawPixmap(fh->rectNew, fh->pixmapNewGray); - } - - if (fh->emblemStatus == STAT_RECOVER) { - p.drawPixmap(fh->rectRecover, fh->pixmapRecover); - } else { - p.drawPixmap(fh->rectRecover, fh->pixmapRecoverGray); - } - - if (fh->clearStatus == true) { - p.drawPixmap(fh->rectClear, fh->pixmapClear); - } else { - p.drawPixmap(fh->rectClear, fh->pixmapClearGray); - } - - if (fh->saveStatus == true) { - p.drawPixmap(fh->rectSave, fh->pixmapSave); - } else { - p.drawPixmap(fh->rectSave, fh->pixmapSaveGray); - } - - if (fh->dustbinStatus == true) { - p.drawPixmap(fh->rectDustbin, fh->pixmapDustbin); - } else { - p.drawPixmap(fh->rectDustbin, fh->pixmapDustbinGray); - } - - p.end(); - } - - void ImageMenu::mouseReleaseEvent(QMouseEvent *event) { - - if (event->button() == Qt::LeftButton - || event->button() == Qt::RightButton) { - - if (fh->rectLike.contains(event->pos())) { - emit toggleFlowStatus(STAT_LIKE); - } - - if (fh->rectTrash.contains(event->pos())) { - emit toggleFlowStatus(STAT_TRASH); - } - - if (fh->rectClear.contains(event->pos())) { - emit clearImages(); - } - - if (fh->rectSave.contains(event->pos())) { - emit saveImages(); - } - - if (fh->rectDustbin.contains(event->pos())) { - emit recoverImages(); - } - } - } - - // ImageFlow: this subclasses PictureFlow - class ImageFlow::Private { - public: - int emblemStatus; - int likeCount; - int clearCount; - - QList itemsTitles; - QHash itemsTitleKeyPairs; - QList items; - }; - - ImageFlow::~ImageFlow() { - - delete m; - m = NULL; - } - - // construct an emptry pictureflow. - ImageFlow::ImageFlow(QWidget *parent) - : PictureFlow(parent), m(new ImageFlow::Private) { - - // initial setup - setFocusPolicy(Qt::StrongFocus); - setZoomFactor(120); - setSlideCount(0); - m->emblemStatus = -1; - m->likeCount = 0; - m->clearCount = 0; - } - - const ImageFlowItem& ImageFlow::operator[](int index) const { - - return (m->items[index]); - } - - ImageFlowItem& ImageFlow::operator[](int index) { - - return (m->items[index]); - } - - const ImageFlowItem& ImageFlow::at(int index) const { - - return (m->items[index]); - } - - void ImageFlow::add(const ImageFlowItem &item) { - - QByteArray title = item.info().fileName().toLocal8Bit(); - - m->items.append(item); - m->itemsTitles.append(title); - m->itemsTitleKeyPairs.insert(title, item.key()); - - // set the status pixmap - int index = m->items.indexOf(item); - m->items[index].setStatus(item.status()); - - int count = m->items.count(); - setSlideCount(count); - setSlide(count - 1, item.image()); - } - - QList& ImageFlow::itemsTitles() const { - - return (m->itemsTitles); - } - - void ImageFlow::clear() { - - m->items.clear(); - setSlideCount(0); - setCurrentSlide(0); - PictureFlow::clear(); - } - - int ImageFlow::count() const { - - return (m->items.count()); - } - - int ImageFlow::size() const { - - return (m->items.size()); - } - - QFileInfoList& ImageFlow::digest(const int status) { - - int i; - int count = m->items.size(); - static QFileInfoList result; - - result.clear(); - - for (i = 0; i < count; i++) { - switch (status) { - case STAT_ALL: - result.append(m->items[i].info()); - break; - default: - if (m->items[i].status() == status) { - result.append(m->items[i].info()); - } - break; - } - } - - return result; - } - - void ImageFlow::strip(const int status) { - - int i; - int count = m->items.count(); - QList dirtyIndexes; - - // We cannot delete items in a loop because - // items count will change while deleting. - // A better method is to use another list - // to record 'dirty' items, and by looping this - // dirty list, we can correctly delete those - // dirty items successfully. - for (i = 0; i < count; i++) { - if (m->items[i].status() == status) { - dirtyIndexes.append(i); - } - } - - if (!dirtyIndexes.isEmpty()) { - - for (i = 0; i < dirtyIndexes.count(); i++) { - // Note: dirtyIndexes[i] - i: the actual - // position of the dirty item. - m->items.removeAt(dirtyIndexes[i] - i); - } - - dirtyIndexes.clear(); - reorder(sort(STAT_ALL)); - - for (i = 0; i < m->items.count(); i++) { - setSlide(i, m->items[i].image()); - } - - setSlideCount(i); - setCurrentSlide(0); - - switch(status) { - case STAT_LIKE: - m->likeCount = 0; - emit saveStatus(false); - emit emblemStatus(STAT_UNKNOWN); - break; - case STAT_TRASH: - m->clearCount = 0; - emit clearStatus(false); - emit emblemStatus(STAT_UNKNOWN); - break; - default: - break; - } - } - } - - QList ImageFlow::sort(const int status) { - - int i; - int count = m->items.count(); - QList itemKeys; - - switch (status) { - case STAT_TITLE: - qStableSort(m->itemsTitles.begin(), m->itemsTitles.end(), qLess()); - for (i = 0; i < m->itemsTitles.count(); i++) { - itemKeys.append(m->itemsTitleKeyPairs.value(m->itemsTitles[i])); - } - break; - default: - for (i = 0; i < count; i++) { - if (m->items[i].status() == status) { - itemKeys.prepend(m->items[i].key()); - } else { - itemKeys.append(m->items[i].key()); - } - } - break; - } - - // this might be unnecessary here. - return itemKeys; - } - - bool ImageFlow::reorder(const QList& itemsKey) { - - int items_count = m->items.size(); - - if (itemsKey.size() != items_count) { - - return (false); - } - - // Collect Items Key - QList currentItemsKey; - for (int i = 0; i < items_count; i++) { - - currentItemsKey.append(m->items.at(i).key()); - } - - if (currentItemsKey == itemsKey) { - // if identical, we don't sort. - return (false); - } - - // Swap Items - for (int i=0; i < items_count; i++) { - - int index = currentItemsKey.indexOf(itemsKey.at(i)); - if (i == index) { - continue; - } - - QImage imgA = m->items[i].image(); - QImage imgB = m->items[index].image(); - - setSlide(index, imgA); - setSlide(i, imgB); - - m->items.swap(i, index); - currentItemsKey.swap(i, index); - } - - update(); - rehash(); - return(true); - } - - void ImageFlow::rehash(void) { - - int count = m->items.count(); - - if (count <= 0) { - return; - } - - int i; - - m->itemsTitles.clear(); - m->itemsTitleKeyPairs.clear(); - - qint64 k; - QByteArray b; - - for (i = 0; i < count; i++) { - k = m->items[i].key(); - b = m->items[i].info().fileName().toLocal8Bit(); - m->itemsTitles.append(b); - m->itemsTitleKeyPairs.insert(b, k); - } - } - - void ImageFlow::toggleStatus(const int status) { - - int index = currentSlide(); - int count = m->items.count(); - - if (index >= 0 && index < count) { - - setUpdatesEnabled(false); - if (m->items[index].status() != status) { - - switch (status) { - case STAT_LIKE: - m->likeCount++; - if (m->items[index].status() == STAT_TRASH) { - m->clearCount--; - } - emit saveStatus(true); - break; - case STAT_TRASH: - m->clearCount++; - if (m->items[index].status() == STAT_LIKE) { - m->likeCount--; - } - emit clearStatus(true); - break; - default: - break; - } - - m->items[index].setStatus(status); - emit statusMessage(tr("Tagged as ") + tr(fqloraTagStatus[status])); - - } else { - - switch (status) { - case STAT_LIKE: - m->likeCount--; - break; - case STAT_TRASH: - m->clearCount--; - break; - default: - break; - } - - m->items[index].setStatus(STAT_UNKNOWN); - emit statusMessage("Tag cleared"); - } - - if (m->likeCount <= 0) { - emit saveStatus(false); - } else { - emit saveStatus(true); - } - - if (m->clearCount <= 0) { - emit clearStatus(false); - } else { - emit clearStatus(true); - } - - setUpdatesEnabled(true); - } - } - - void ImageFlow::setCurrentImage(const int index) { - - int count = size(); - - if (count > 0 && index > 0 && index < count) { - - setCurrentSlide(index); - } - } - -// events - void ImageFlow::paintEvent(QPaintEvent *event) { - - PictureFlow::paintEvent(event); - - if (slideCount() < 1) { - return; - } - - QPainter p(this); - - // White Pen for File Info - p.setPen(Qt::gray); - - int cw = width() / 2; - int wh = height(); - - ImageFlowItem& item = m->items[currentSlide()]; - - // Draw File Name if it's not empty - QString title = item.info().fileName(); - if (!title.isEmpty()) { - - p.setFont(QFont(p.font().family(), p.font().pointSize() + 1, QFont::Bold)); - p.drawText(cw - (QFontMetrics(p.font()).width(title) / 2), wh - 20, title); - } - - p.end(); - - if (m->emblemStatus != item.status()) { - emit emblemStatus(item.status()); - } - - m->emblemStatus = item.status(); - } - - // ImageFlowItem - class ImageFlowItem::Private { - public: - QString filePath; - QFileInfo info; - QString comment; - QImage image; - int status; - qint64 key; - - }; - - ImageFlowItem::~ImageFlowItem() { - - delete m; - m = NULL; - } - - // constructs an empty item - ImageFlowItem::ImageFlowItem(QObject *parent) - : QObject(parent), m(new ImageFlowItem::Private) { - - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - ImageFlowItem::ImageFlowItem(const ImageFlowItem &item) - : QObject(item.parent()), m(new ImageFlowItem::Private) { - - operator=(item); - } - - // constructs an item with a given image - ImageFlowItem::ImageFlowItem(const QImage &image, QObject *parent) - : QObject(parent), m(new ImageFlowItem::Private) { - - m->image = image; - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - // constructs an image with given image and title - ImageFlowItem::ImageFlowItem(const QImage &image, const QFileInfo &info, QObject *parent) - : QObject(parent), m(new ImageFlowItem::Private) { - - m->image = image; - m->info = info; - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - // constructs an image with given image, title and comment - ImageFlowItem::ImageFlowItem(const QImage &image, const QFileInfo &info, const QString &comment, QObject *parent) - : QObject(parent), m(new ImageFlowItem::Private) { - - m->image = image; - m->info = info; - m->comment = comment; - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - // constructs an image with given image, title, type, size, time and state - ImageFlowItem::ImageFlowItem(const QImage &image, const QFileInfo &info, const QString& comment, const int status, QObject *parent) - : QObject(parent), m(new ImageFlowItem::Private) { - - m->image = image; - m->info = info; - m->comment = comment; - m->status = status; - - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - // funcs and slots - ImageFlowItem& ImageFlowItem::operator=(const ImageFlowItem &item) { - - m->info = item.m->info; - m->comment = item.m->comment; - m->key = item.m->key; - - if (item.m->filePath.isEmpty()) { - m->image = item.m->image; - } else { - setImage(item.m->filePath, m->key); - } - - return (*this); - } - - bool ImageFlowItem::operator==(const ImageFlowItem& item) const { - - return (item.m->key == m->key); - } - - bool ImageFlowItem::operator!=(const ImageFlowItem& item) const { - - return (item.m->key != m->key); - } - - const QString& ImageFlowItem::comment() const { - - return (m->comment); - } - - const QImage& ImageFlowItem::image() const { - - return (m->image); - } - - int ImageFlowItem::status(void) const { - - return (m->status); - } - - const QFileInfo& ImageFlowItem::info(void) const { - - return (m->info); - } - - qint64 ImageFlowItem::key() const { - - return (m->key); - } - - void ImageFlowItem::setInfo(const QFileInfo& info) { - - m->info = info; - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - void ImageFlowItem::setComment(const QString &comment) { - - m->comment = comment; - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - void ImageFlowItem::setImage(const QImage &image) { - - m->image = image.convertToFormat(QImage::Format_ARGB32_Premultiplied); - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - void ImageFlowItem::setImage(const QString &filePath, int size) { - - m->filePath = filePath; - m->key = size; - - QTimer::singleShot(1000, this, SLOT(loadImage())); - } - - void ImageFlowItem::setStatus(const int status) { - - m->status = status; - } - - void ImageFlowItem::loadImage() { - - int imageHeight = m->key; - - if (!m->image.load(m->filePath)) { - QFileIconProvider iconProvider; - m->image = iconProvider.icon(QFileInfo(m->filePath)).pixmap(imageHeight).toImage(); - } else { - m->image = resizeImage(m->image, imageHeight); - } - - m->filePath.clear(); - m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); - } - - QImage ImageFlowItem::resizeImage(const QImage &image, int size) { - - if (size == image.width() && size == image.height()) { - return image; - } - - double scaleWidth = size / (double)image.width(); - double scaleHeight = size / (double)image.height(); - double smaller = qMin(scaleWidth, scaleHeight); - - int w = (int) qRound(smaller * image.width()); - int h = (int) qRound(smaller * image.height()); - - return (image.scaled(w, h, Qt::IgnoreAspectRatio, Qt::SmoothTransformation)); - } - -} // namespace FQTerm - -#include "imageviewer.moc" diff --git a/src/ui/imageviewer.h b/src/ui/imageviewer.h deleted file mode 100644 index 1948633..0000000 --- a/src/ui/imageviewer.h +++ /dev/null @@ -1,246 +0,0 @@ - -/*************************************************************************** - * fqterm, a terminal emulator for both BBS and *nix. * - * Copyright (C) 2008 fqterm development group. * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * - ***************************************************************************/ - -#ifndef IMAGE_VIERWER_H -#define IMAGE_VIERWER_H - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -class QString; -class QPushButton; -class QVBoxLayout; -class QHBoxLayout; -class QMenuBar; -class QComboBox; - -#include "pictureflow.h" -#include "fqtermimage.h" - -namespace FQTerm { - -#define DISP_MARGIN (10.0) // show a margin -#define PIXMAP_CACHESIZE (5120) // in KBytes -#define ZOOMIN_FACTOR (1.15) -#define ZOOMOUT_FACTOR (0.85) -#define ROTLEFT_DEG (-90.0) -#define ROTRIGHT_DEG (90.0) -#define IMG_CHUNK (16384) // in bytes - -#define IMAGE_BROWSER_NAME "FQLora [Image Companion for FQTerm]" -#define POOL_SOURCE "pool/" -#define SHADOW_SOURCE "shadow-cache/" -#define TRASH_SOURCE ".Trash/" - -#define EMBLEM_LIKE "emblem-like.png" -#define EMBLEM_NEW "emblem-new.png" -#define EMBLEM_RECOVER "emblem-recover.png" -#define EMBLEM_TRASH "emblem-trash.png" -#define EMBLEM_TITLE "emblem-title.png" - - class FQTermConfig; - class FQTermFileDialog; - - - class ImageFlow; - class ImageMenu; - class ImageFlowItem; - - class FQTermImageFlow: public FQTermImage { - Q_OBJECT; - - public: - FQTermImageFlow(FQTermConfig *, QWidget *, Qt::WindowFlags); - ~FQTermImageFlow(); - - /* don't modify the funcs below */ - /* they are for API compatibiliy */ - void adjustItemSize(); - void scrollTo(const QString &); - void updateImage(const QString &); - /*********************************/ - - public slots: - void saveImages(void); - void clearImages(void); - void trashAllImages(void); - void recoverImages(void); - void showStatusMessage(const QString &message); - - private: - ImageFlow *imageFlow_; - ImageMenu *imageMenu_; - QStatusBar *statusBar_; - FQTermConfig *config_; - - QFileInfoList sortedList(const QString &path); - const QString& poolSource(void) const; - const QString& trashSource(void) const; - - private slots: - void loadImages(const int status); - void reshuffleImages(const int status); - void checkTrashState(void); - - signals: - void statusMessage(const QString &message); - void isTrashEmpty(void); - void trashStatus(const bool fullOrNot); - void saveStatus(const bool hasOrNot); - void clearStatus(const bool hasOrNot); - - protected: - void showEvent(QShowEvent *event); - void closeEvent(QCloseEvent *event); - }; - - - class ImageMenu: public QLabel { - Q_OBJECT; - - public: - ImageMenu(QWidget *parent = 0); - ~ImageMenu(); - - public slots: - void updateEmblems(const int status); - void updateDustbin(const bool fullOrNot); - void updateSave(const bool hasOrNot); - void updateClear(const bool hasOrNot); - - signals: - void toggleFlowStatus(const int status); - void recoverImages(void); - void saveImages(void); - void clearImages(void); - - private: - class Private; - Private *fh; - - protected: - void paintEvent(QPaintEvent *event); - void mouseReleaseEvent(QMouseEvent *event); - }; - - class ImageFlow: public PictureFlow { - Q_OBJECT; - Q_PROPERTY(QList itemsTitles READ itemsTitles); - - public: - ImageFlow(QWidget *parent); - ~ImageFlow(); - - const ImageFlowItem& operator[](int index) const; - ImageFlowItem& operator[](int index); - const ImageFlowItem& at(int index) const; - - QList& itemsTitles(void) const; - - QFileInfoList& digest(const int status); - void strip(const int status); - QList sort(const int status); - bool reorder(const QList& itemsKey); - - public slots: - void add(const ImageFlowItem &item); - void clear(void); - int count(void) const; - int size(void) const; - void rehash(void); - void toggleStatus(const int status); - void setCurrentImage(const int index); - - private: - class Private; - Private *m; - - signals: - void statusMessage(const QString &message); - void emblemStatus(const int status); - void saveStatus(const bool hasOrNot); - void clearStatus(const bool hasOrNot); - void titlesChanged(QList &titles); - - protected: - void paintEvent(QPaintEvent *event); - }; - - class ImageFlowItem: public QObject { - Q_OBJECT; - - Q_PROPERTY(qint64 key READ key); - Q_PROPERTY(int status READ status WRITE setStatus); - Q_PROPERTY(QImage image READ image WRITE setImage); - Q_PROPERTY(QFileInfo info READ info WRITE setInfo); - Q_PROPERTY(QString comment READ comment WRITE setComment); - - public: - ImageFlowItem(QObject *parent = 0); - ImageFlowItem(const ImageFlowItem &item); - ImageFlowItem(const QImage &image, QObject *parent = 0); - ImageFlowItem(const QImage &image, const QFileInfo &info, QObject *parent = 0); - ImageFlowItem(const QImage &image, const QFileInfo &info, const int state, QObject *parent = 0); - ImageFlowItem(const QImage &image, const QFileInfo &info, const QString &comment, QObject *parent = 0); - ImageFlowItem(const QImage &image, const QFileInfo &info, const QString& comment, const int status, QObject *parent = 0); - ~ImageFlowItem(); - - const QFileInfo& info(void) const; - const QString& comment(void) const; - const QImage& image(void) const; - int status(void) const; - qint64 key(void) const; - - ImageFlowItem& operator=(const ImageFlowItem &item); - bool operator==(const ImageFlowItem &item) const; - bool operator!=(const ImageFlowItem &item) const; - - public slots: - void setStatus(const int status); - void setInfo(const QFileInfo &info); - void setComment(const QString &comment); - void setImage(const QImage &image); - void setImage(const QString &filePath, int size); - - private slots: - void loadImage(void); - - private: - QImage resizeImage(const QImage &image, int size); - class Private; - Private *m; - - }; - - -} // namespace FQTerm - -#endif // IMAGE_VIERWER_H diff --git a/src/ui/imageviewer/CMakeLists.txt b/src/ui/imageviewer/CMakeLists.txt new file mode 100644 index 0000000..594493c --- /dev/null +++ b/src/ui/imageviewer/CMakeLists.txt @@ -0,0 +1,32 @@ +set(CMAKE_AUTOMOC ON) +set(CMAKE_INCLUDE_CURRENT_DIR ON) + +if(IMAGE_USE_PICFLOW) + set(IMGVIEW_SRCS + imageviewer.h + imageviewer.cpp) +else(IMAGE_USE_PICFLOW) + set(IMGVIEW_SRCS + imageviewer_origin.cpp + imageviewer_origin.h) +endif(IMAGE_USE_PICFLOW) + +set(fqterm_imageviewer_SRCS + fqtermimage.cpp + fqtermimage.h + fqterm_canvas.cpp + fqterm_canvas.h + pictureflow.cpp + pictureflow.h + ${IMGVIEW_SRCS}) + +include_directories( + ${QT_INCLUDE_DIR} + ${QT_QTCORE_INCLUDE_DIR} + ${QT_QTGUI_INCLUDE_DIR} + ${CMAKE_CURRENT_SOURCE_DIR}/../../common + ${CMAKE_CURRENT_BINARY_DIR} +) + +add_library(fqterm_imageviewer + ${fqterm_imageviewer_SRCS}) diff --git a/src/ui/imageviewer/fqterm_canvas.cpp b/src/ui/imageviewer/fqterm_canvas.cpp new file mode 100644 index 0000000..82fc971 --- /dev/null +++ b/src/ui/imageviewer/fqterm_canvas.cpp @@ -0,0 +1,537 @@ +/*************************************************************************** + * fqterm, a terminal emulator for both BBS and *nix. * + * Copyright (C) 2008 fqterm development group. * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * + ***************************************************************************/ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "fqterm_canvas.h" +#include "fqterm.h" +#include "fqterm_config.h" +#include "fqterm_path.h" +#include "fqterm_filedialog.h" + +namespace FQTerm { + +FQTermCanvas::FQTermCanvas(FQTermConfig * config, QWidget *parent, Qt::WindowFlags f) + : QScrollArea(parent), + adjustMode_(Fit), + aspectRatioMode_(Qt::KeepAspectRatio){ + // TODO: dirty trick + + if (f == 0) { + isEmbedded = true; + } else { + isEmbedded = false; + } + + config_ = config; + + menu_ = new QMenu(parent); + menu_->addAction(tr("zoom 1:1"), this, SLOT(oriSize()), tr("Ctrl+Z")); + menu_->addAction(tr("adjust size"), this, SLOT(autoAdjust()), tr("Ctrl+X")); + menu_->addSeparator(); + QAction* zoomInAction = menu_->addAction(tr("zoom in"), this, + SLOT(zoomIn()), tr("Ctrl+=")); + QAction* zoomOutAction = menu_->addAction(tr("zoom out"), this, + SLOT(zoomOut()), tr("Ctrl+-")); + if (!isEmbedded) { + menu_->addAction(tr("fullscreen"), this, SLOT(fullScreen()), tr("Ctrl+F")); + } + menu_->addSeparator(); + menu_->addAction(tr("rotate CW 90"), this, SLOT(cwRotate()), + tr("Ctrl+]")); + menu_->addAction(tr("rotate CCW 90"), this, SLOT(ccwRotate()), + tr("Ctrl+[")); + menu_->addSeparator(); + gifPlayAction_ = menu_->addAction(tr("play gif"), this, + SLOT(playGIF()), tr("Ctrl+/")); + menu_->addSeparator(); + menu_->addAction(tr("save as"), this, SLOT(saveImage()), tr("Ctrl+S")); + menu_->addAction(tr("copy to"), this, SLOT(copyImage()), tr("Ctrl+C")); + menu_->addAction(tr("silent copy"), this, SLOT(silentCopy()), + tr("Shift+S")); + + if (!isEmbedded) { + menu_->addAction(tr("delete"), this, SLOT(deleteImage()), tr("Ctrl+D")); + + menu_->addSeparator(); + menu_->addAction(tr("exit"), this, SLOT(close()), tr("Ctrl+Q")); + } + + toolBar_ = new QToolBar(this); + + toolBar_->addAction(QIcon(getPath(RESOURCE) + "pic/ViewerButtons/open.png"), + tr("Open Dir"), this, SLOT(openDir())); + + zoomInAction->setIcon( + QIcon(getPath(RESOURCE) + "pic/ViewerButtons/zoomin.png")); + zoomOutAction->setIcon( + QIcon(getPath(RESOURCE) + "pic/ViewerButtons/zoomout.png")); + + toolBar_->addAction(zoomInAction); + toolBar_->addAction(zoomOutAction); + + QActionGroup* gifGroup = new QActionGroup(this); + gifPlayAction_->setIcon( + QIcon(getPath(RESOURCE) + "pic/ViewerButtons/play_gif.png")); + toolBar_->addAction(gifPlayAction_); + + QActionGroup* showSettingGroup = new QActionGroup(this); + QMenu* showSettingMenu = new QMenu(this); + + QAction* showSettingFitAction = + showSettingMenu->addAction(tr("show Fit"), this, SLOT(SetAdjustMode())); + showSettingFitAction->setCheckable(true); + showSettingFitAction->setData(Fit); + showSettingGroup->addAction(showSettingFitAction); + + QAction* showSettingMaxFitAction = + showSettingMenu->addAction(tr("show MaxFit"), + this, SLOT(SetAdjustMode())); + showSettingMaxFitAction->setCheckable(true); + showSettingMaxFitAction->setData(MaxFit); + showSettingGroup->addAction(showSettingMaxFitAction); + + QAction* showSettingOriginAction = + showSettingMenu->addAction(tr("show Origin"), + this, SLOT(SetAdjustMode())); + showSettingOriginAction->setCheckable(true); + showSettingOriginAction->setData(Origin); + showSettingGroup->addAction(showSettingOriginAction); + + QAction* showSettingStrechAction = + showSettingMenu->addAction(tr("show Stretch"), + this, SLOT(SetAdjustMode())); + showSettingStrechAction->setCheckable(true); + showSettingStrechAction->setData(Stretch); + showSettingGroup->addAction(showSettingStrechAction); + + QToolButton* showSettingButton = new QToolButton(this); + QAction* dummyAction = new QAction( + QIcon(getPath(RESOURCE) + "pic/ViewerButtons/adjustsize.png"), + tr("Adjust Mode"), showSettingButton); + showSettingButton->setDefaultAction(dummyAction); + showSettingButton->setMenu(showSettingMenu); + showSettingButton->setPopupMode(QToolButton::InstantPopup); + + showSettingFitAction->setChecked(true); + + toolBar_->addWidget(showSettingButton); + + + +#if QT_VERSION >= 0x040200 + setAlignment(Qt::AlignCenter); +#endif + label_ = new QLabel(viewport()); + label_->setScaledContents(true); + label_->setAlignment(Qt::AlignCenter); + label_->setText(tr("No Preview Available")); + setWidget(label_); + // resize(200, 100); +} + +FQTermCanvas::~FQTermCanvas() { + //delete label; + //delete m_pMenu; +} + +void FQTermCanvas::oriSize() { + useAdjustMode_ = false; + imageSize_ = image_.size(); + adjustSize(size()); +} + +void FQTermCanvas::zoomIn() { + useAdjustMode_ = false; + resizeImage(0.05f); +} + +void FQTermCanvas::zoomOut() { + useAdjustMode_ = false; + resizeImage(-0.05f); +} + +void FQTermCanvas::autoAdjust() { + useAdjustMode_ = true; + adjustSize(size()); +} + +void FQTermCanvas::cwRotate() { + rotateImage(90); +} + +void FQTermCanvas::ccwRotate() { + rotateImage(-90); +} + +void FQTermCanvas::fullScreen() { + if (!isFullScreen()) { + showFullScreen(); + } else { + showNormal(); + } +} + +void FQTermCanvas::loadImage(const QString& name, bool performAdjust) { + if (label_->movie()) { + label_->movie()->stop(); + label_->setMovie(NULL); + } + + gifPlayAction_->setEnabled(name.endsWith("gif")); + + + bool res = image_.load(name); + if (!res) { + QList formats = QImageReader::supportedImageFormats(); + for (QList::iterator it = formats.begin(); + !res && it != formats.end(); + ++it) { + res = image_.load(name, it->data()); + } + } + if (!image_.isNull()) { + fileName_ = QFileInfo(name).absoluteFilePath(); + setWindowTitle(QFileInfo(name).fileName()); + + useAdjustMode_ = true; + + if (!isEmbedded) { + QSize szView(image_.size()); + szView.scale(640, 480, aspectRatioMode_); + + if (szView.width() < image_.width()) { + imageSize_ = szView; + label_->resize(imageSize_); + label_->clear(); + label_->setAlignment(Qt::AlignCenter); + label_->setPixmap(scaleImage(imageSize_)); + + if (!isEmbedded) { + resize(szView *1.1); + } + } else { + imageSize_ = image_.size(); + label_->resize(imageSize_); + label_->setPixmap(QPixmap::fromImage(image_)); + if (!isEmbedded) { + resize(imageSize_ + QSize(5, 5)); + } + } + } + if (isEmbedded) { + label_->hide(); + if (performAdjust) autoAdjust(); + else label_->setPixmap(QPixmap::fromImage(image_)); + + label_->show(); + } + + } else { + FQ_TRACE("canvas", 1) << "Can't load the image: " << name; + } +} + +void FQTermCanvas::playGIF() { + if (fileName_.endsWith("gif")) { + gifPlayer_.setFileName(fileName_); + if (gifPlayer_.isValid()) { + label_->setMovie(&gifPlayer_); + gifPlayer_.stop(); + gifPlayer_.start(); + return; + } + } +} + +void FQTermCanvas::resizeImage(float ratio) { + QSize szImg = imageSize_; + szImg *= (1+ratio); + //we dont need so big + if (szImg.width() > 10000 || szImg.height() > 10000 || + szImg.width() < 1 || szImg.height() < 1) { + return ; + } + imageSize_ = szImg; + + if (!isFullScreen() && !isEmbedded) { + resize(imageSize_ *1.1); + } else { + adjustSize(size()); + } +} + +void FQTermCanvas::rotateImage(float ang) { + QMatrix wm; + + wm.rotate(ang); + + image_ = image_.transformed(wm, Qt::SmoothTransformation); + + imageSize_ = image_.size(); + + adjustSize(size()); +} + +void FQTermCanvas::copyImage() { + QFileInfo fi(fileName_); +// QString strSave = +// QFileDialog::getSaveFileName( +// this,tr("Choose a filename to save under"), +// QDir::currentPath() + fi.fileName()); + FQTermFileDialog fileDialog(config_); + QString strSave = fileDialog.getSaveName(fi.fileName(), ""); + if (strSave.isEmpty()) { + return ; + } + QFile file(fileName_); + if (file.open(QIODevice::ReadOnly)) { + QFile save(strSave); + if (save.open(QIODevice::WriteOnly)) { + QByteArray ba = file.readAll(); + QDataStream ds(&save); + ds.writeRawData(ba, ba.size()); + save.close(); + } + file.close(); + } +} + +void FQTermCanvas::silentCopy() { + // save it to $savefiledialog + QString strPath = config_->getItemValue("global", "savefiledialog"); + + QFileInfo fi(fileName_); + QString strSave = strPath + "/" + fi.fileName(); + + fi.setFile(strSave); + + // add (%d) if exist + int i = 1; + while (fi.exists()) { + strSave = QString("%1/%2(%3).%4").arg(fi.dir().path()).arg + (fi.completeBaseName()).arg(i).arg(fi.suffix()); + fi.setFile(strSave); + } + + // copy it + QFile file(fileName_); + if (file.open(QIODevice::ReadOnly)) { + QFile save(strSave); + if (save.open(QIODevice::WriteOnly)) { + QByteArray ba = file.readAll(); + QDataStream ds(&save); + ds.writeRawData(ba, ba.size()); + save.close(); + } + file.close(); + } +} + +QPixmap FQTermCanvas::scaleImage(const QSize &sz) { + return QPixmap::fromImage( + image_.scaled(sz, Qt::IgnoreAspectRatio, Qt::SmoothTransformation)); +} + +void FQTermCanvas::moveImage(float dx, float dy) { + scrollContentsBy(int(widget()->width()*dx), int(widget()->height() *dy)); +} + +void FQTermCanvas::saveImage() { + + QFileInfo fi(fileName_); + FQTermFileDialog fileDialog(config_); + QString strSave = fileDialog.getSaveName(fi.fileName(), ""); + if (strSave.isEmpty()) { + return ; + } + QString fmt = fi.suffix().toUpper(); + if (!image_.save(strSave, fmt.toLatin1())) { + QMessageBox::warning(this, tr("Failed to save file"), + tr("Cant save file, maybe format not supported")); + } +} + +void FQTermCanvas::deleteImage() { + QFile::remove(fileName_); + close(); +} + +void FQTermCanvas::closeEvent(QCloseEvent *ce) { + if (!isEmbedded) { + delete this; + } +} + +void FQTermCanvas::viewportResizeEvent(QResizeEvent *re) { + adjustSize(re->size()); +} + +void FQTermCanvas::mousePressEvent(QMouseEvent *me) { + /* remove this to avoid click by mistake + if(me->button()&LeftButton) + { + close(); + return; + } + */ + if (me->button() &Qt::RightButton) { + menu_->popup(me->globalPos()); + } +} + +void FQTermCanvas::keyPressEvent(QKeyEvent *ke) { + switch (ke->key()) { + case Qt::Key_Escape: + if (!isEmbedded) { + if (isFullScreen()) { + showNormal(); + } else { + close(); + } + } + + break; + case Qt::Key_D: + if (!isEmbedded){ + deleteImage(); + } + break; + case Qt::Key_Q: + if (!isEmbedded){ + close(); + } + break; + } +} + +void FQTermCanvas::adjustSize(QSize szView) { + szView -= QSize(2 * frameWidth(), 2 * frameWidth()); + if (label_->pixmap() == NULL && image_.isNull()) { + label_->resize(szView); + return ; + } + + QSize szImg = imageSize_; + + if (useAdjustMode_) { + szImg = image_.size(); + switch(adjustMode_) + { + case MaxFit: + szImg.scale(szView, aspectRatioMode_); + break; + case Fit: + if (szImg.width() > szView.width() || szImg.height() > szView.height() || + szImg.width() < image_.width()) { + szImg.scale(szView, aspectRatioMode_); + } + szImg = szImg.boundedTo(image_.size()); + if (szImg.width() < 1 || szImg.height() < 1) { + return; + } + break; + case Origin: + break; + case Stretch: + szImg = szView; + break; + } + } + + imageSize_ = szImg; + label_->resize(imageSize_); + label_->setPixmap(scaleImage(imageSize_)); +} + +void FQTermCanvas::resizeEvent(QResizeEvent * event) { + if (useAdjustMode_){ + autoAdjust(); + } + else adjustSize(size()); + QScrollArea::resizeEvent(event); +} + +QMenu* FQTermCanvas::menu() { + return menu_; +} + + +QToolBar* FQTermCanvas::ToolBar() { + return toolBar_; +} + +void FQTermCanvas::SetAdjustMode(AdjustMode am) { + adjustMode_ = am; + if (adjustMode_ == Stretch) { + aspectRatioMode_ = Qt::IgnoreAspectRatio; + } + else { + aspectRatioMode_ = Qt::KeepAspectRatio; + } + autoAdjust(); +} + +void FQTermCanvas::SetAdjustMode() { + SetAdjustMode(AdjustMode((((QAction*)sender())->data()).toInt())); +} + +void FQTermCanvas::openDir() { + QString poolPath = config_->getItemValue("preference", "pool"); + if (poolPath.isEmpty()) { + poolPath = getPath(USER_CONFIG) + "pool/"; + } +#ifdef WIN32 + QString path = "file:///" + poolPath; +#else + QString path = "file://" + poolPath; +#endif + QDesktopServices::openUrl(path); +} + +void FQTermCanvas::updateImage(const QString& filename) +{ + if (QFileInfo(filename).absoluteFilePath().toLower() == fileName_) { + loadImage(fileName_); + } + +} + + +} // namespace FQTerm + +#include "fqterm_canvas.moc" diff --git a/src/ui/imageviewer/fqterm_canvas.h b/src/ui/imageviewer/fqterm_canvas.h new file mode 100644 index 0000000..5941700 --- /dev/null +++ b/src/ui/imageviewer/fqterm_canvas.h @@ -0,0 +1,105 @@ +/*************************************************************************** + * fqterm, a terminal emulator for both BBS and *nix. * + * Copyright (C) 2008 fqterm development group. * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * + ***************************************************************************/ + +#ifndef FQTERM_CANVAS_H +#define FQTERM_CANVAS_H + +#include +#include +#include + +class QAction; +class QLabel; +class QMenu; +class QCloseEvent; +class QMouseEvent; +class QKeyEvent; +class QResizeEvent; +class QToolBar; +class QImage; + +namespace FQTerm { + +class FQTermConfig; +class ExifExtractor; +class FQTermFileDialog; + +class FQTermCanvas: public QScrollArea { + Q_OBJECT; + public: + FQTermCanvas(FQTermConfig *, QWidget *parent_ = NULL, Qt::WindowFlags f = Qt::Window); + ~FQTermCanvas(); + + enum AdjustMode{Origin, Fit, Stretch, MaxFit}; + + void updateImage(const QString& filename); + void loadImage(const QString&, bool = true); + QMenu* menu(); + QToolBar* ToolBar(); + public slots: + void oriSize(); + void zoomIn(); + void zoomOut(); + void autoAdjust(); + void fullScreen(); + void saveImage(); + void copyImage(); + void silentCopy(); + void cwRotate(); + void ccwRotate(); + void deleteImage(); + void SetAdjustMode(AdjustMode am); + void openDir(); + void playGIF(); + protected slots: + void SetAdjustMode(); + protected: + void resizeEvent (QResizeEvent * event); + void moveImage(float, float); + void resizeImage(float); + void rotateImage(float); + + void closeEvent(QCloseEvent*); + void mousePressEvent(QMouseEvent*); + void keyPressEvent(QKeyEvent *ke); + void viewportResizeEvent(QResizeEvent *re); + void adjustSize(QSize); + QPixmap scaleImage(const QSize &); + protected: + QLabel *label_; + bool useAdjustMode_; + QSize imageSize_; + QString fileName_; + QImage image_; + QMovie gifPlayer_; + QMenu *menu_; + QToolBar *toolBar_; + FQTermConfig * config_; + QAction* gifPlayAction_; + + AdjustMode adjustMode_; + Qt::AspectRatioMode aspectRatioMode_; + // TODO: Very dirty trick, I hate it + bool isEmbedded; +}; + +} // namespace FQTerm + +#endif // FQTERM_CANVAS_H diff --git a/src/ui/imageviewer/fqtermimage.cpp b/src/ui/imageviewer/fqtermimage.cpp new file mode 100644 index 0000000..49be3d7 --- /dev/null +++ b/src/ui/imageviewer/fqtermimage.cpp @@ -0,0 +1,9 @@ +#include "fqtermimage.h" + +namespace FQTerm +{ + FQTermImage::FQTermImage(QWidget * parent, Qt::WindowFlags f) + : QWidget(parent, f) + { + } +} diff --git a/src/ui/imageviewer/fqtermimage.h b/src/ui/imageviewer/fqtermimage.h new file mode 100644 index 0000000..8c75ac3 --- /dev/null +++ b/src/ui/imageviewer/fqtermimage.h @@ -0,0 +1,22 @@ +#ifndef FQTERMIMAGE_H +#define FQTERMIMAGE_H + +#include +#include + +namespace FQTerm +{ +#define ICON_SOURCE "pic/ViewerButtons/" + + class FQTermImage : public QWidget { + + public: + FQTermImage(QWidget * parent, Qt::WindowFlags f); + virtual void adjustItemSize() = 0; + virtual void scrollTo(const QString &) = 0; + virtual void updateImage(const QString &) = 0; + }; + +} + +#endif diff --git a/src/ui/imageviewer/imageviewer.cpp b/src/ui/imageviewer/imageviewer.cpp new file mode 100644 index 0000000..3292dd6 --- /dev/null +++ b/src/ui/imageviewer/imageviewer.cpp @@ -0,0 +1,1339 @@ +/*************************************************************************** + * fqterm, a terminal emulator for both BBS and *nix. * + * Copyright (C) 2008 fqterm development group. * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * + ***************************************************************************/ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "fqterm_canvas.h" +#include "fqterm_config.h" +#include "fqterm_exif_extractor.h" +#include "fqterm_filedialog.h" +#include "fqterm_path.h" +#include "fqterm_trace.h" +#include "imageviewer.h" + +namespace FQTerm { + + typedef enum { + V_UNKNOWN = -1, + V_ORIGINAL = 0, + V_SHADOW, + V_BESTFIT, + V_ZOOMIN, + V_ZOOMOUT, + V_ROTLEFT, + V_ROTRIGHT, + V_FULLSCREEN + } slideViewModes; + + typedef enum { + SORT_UNSORTED = -1, + SORT_LIKE, + SORT_NEW, + SORT_TRASH, + SORT_RECOVER, + SORT_TITLE + } slideSortFlags; + + + typedef enum { + STAT_UNKNOWN = -1, + STAT_LIKE, + STAT_NEW, + STAT_TRASH, + STAT_RECOVER, + STAT_TITLE, + STAT_ALL + } slideStatus; + + typedef enum { + GEN_UNKNOWN = -1, + GEN_CANCEL, + GEN_NOCHANGE, + GEN_RESHUFFLE, + GEN_NOTAG, + GEN_INTRASH, + GEN_INTRASHES, + GEN_TOSAVE, + GEN_TOSAVES, + GEN_TRASH, + GEN_TRASHES, + GEN_NOTRASH, + GEN_RECOVER, + GEN_RECOVERS, + GEN_NORECOVER, + GEN_SAVE, + GEN_SAVES, + GEN_DELETE, + GEN_DELETES, + GEN_SEARCHWRAP, + GEN_SEARCHNOMATCH + } generalStatus; + + static const char *fqloraTagStatus[] = { + "Like", + "New", + "Trash", + "Recover", + "Title" + }; + + static const char *fqloraGeneralStatus[] = { + "Canceled.", + "No changes for ", + "Reshuffled by ", + "No tags by ", + "item in the trash.", + "items in the trash.", + "item to save.", + "items to save.", + "image trashed.", + "images trashed.", + "Nothing to trash.", + "image recovered.", + "images recovered.", + "Nothing to recover.", + "image saved in ", + "images saved in ", + "image deleted.", + "images deleted.", + "Search wrapped.", + "No matches." + }; + + static const int toolBarFixedHeight = 40; + static const int statusBarFixedHeight = 18; + static const QSize sortBoxFixedSize(110, 25); + + static const QString &iconPath(const QString &fileName) { + + static QString p = ""; + + if (!fileName.isEmpty()) { + p = getPath(RESOURCE) + ICON_SOURCE + fileName; + } + + return p; + } + + const QString &isPlural(const int num, const int status) { + + static QString m = ""; + + if (num == 1) { + return (m = fqloraGeneralStatus[status]); + } else if (num > 1 && status > GEN_UNKNOWN && status < GEN_DELETES) { + return (m = fqloraGeneralStatus[status + 1]); + } + + return (m = fqloraGeneralStatus[GEN_UNKNOWN]); + } + + // get user's desktop rectangle + static const QRect &desktopSize() { + + static QRect size; + QDesktopWidget myDesktop; + return ((size = myDesktop.screenGeometry(myDesktop.primaryScreen()))); + } + + // FQTermImageFlow + FQTermImageFlow::~FQTermImageFlow() { + + delete statusBar_; + delete imageMenu_; + delete imageFlow_; + + statusBar_ = NULL; + imageMenu_ = NULL; + imageFlow_ = NULL; + } + + FQTermImageFlow::FQTermImageFlow(FQTermConfig * config, QWidget *parent, + Qt::WindowFlags wflag) : + FQTermImage(parent, wflag), + imageFlow_(new ImageFlow(this)), + imageMenu_(new ImageMenu(this)), + statusBar_(new QStatusBar(this)), + config_(config) { + + setWindowTitle(IMAGE_BROWSER_NAME); + setAutoFillBackground(true); + setBackgroundRole(QPalette::Midlight); + setFixedSize(desktopSize().width() / 1.3, desktopSize().height() / 1.9); + + FQ_VERIFY(connect(this, SIGNAL(isTrashEmpty()), this, SLOT(checkTrashState()))); + + // emblem state + FQ_VERIFY(connect(imageFlow_, SIGNAL(emblemStatus(const int)), imageMenu_, SLOT(updateEmblems(const int)))); + FQ_VERIFY(connect(imageMenu_, SIGNAL(toggleFlowStatus(const int)), imageFlow_, SLOT(toggleStatus(const int)))); + + // clear state + FQ_VERIFY(connect(imageFlow_, SIGNAL(clearStatus(const bool)), imageMenu_, SLOT(updateClear(const bool)))); + FQ_VERIFY(connect(imageMenu_, SIGNAL(clearImages()), this, SLOT(clearImages()))); + + // save state + FQ_VERIFY(connect(imageFlow_, SIGNAL(saveStatus(const bool)), imageMenu_, SLOT(updateSave(const bool)))); + FQ_VERIFY(connect(imageMenu_, SIGNAL(saveImages()), this, SLOT(saveImages()))); + + // trash state + FQ_VERIFY(connect(this, SIGNAL(trashStatus(const bool)), imageMenu_, SLOT(updateDustbin(const bool)))); + FQ_VERIFY(connect(imageMenu_, SIGNAL(recoverImages()), this, SLOT(recoverImages()))); + + // constructs a tool bar and its tool buttons + QAction *closeBrowserAct = new QAction(QIcon(iconPath("window-close.png")), tr("Close"), this); + closeBrowserAct->setShortcut(QKeySequence(Qt::Key_Q)); + FQ_VERIFY(connect(closeBrowserAct, SIGNAL(triggered()), this, SLOT(close()))); + + QAction *trashAllAct = new QAction(QIcon(iconPath("trash-empty.png")), tr("Trash All"), this); + trashAllAct->setShortcut(QKeySequence(Qt::Key_Delete)); + FQ_VERIFY(connect(trashAllAct, SIGNAL(triggered()), this, SLOT(trashAllImages()))); + + QLabel *sortLabel = new QLabel(this); + sortLabel->setMargin(5); + sortLabel->setToolTip("Reshuffle images by tags"); + sortLabel->setPixmap(QPixmap(iconPath("edit-shuffle.png"))); + + QComboBox *sortBox = new QComboBox(this); + sortBox->setFocusPolicy(Qt::ClickFocus); + sortBox->setFont(QFont("Serif", 12)); + sortBox->setFrame(false); + sortBox->setFixedSize(sortBoxFixedSize); + sortBox->insertItem(0, QIcon(iconPath("emblem-like-16x16.png")), tr("Like ")); + sortBox->insertItem(1, QIcon(iconPath("emblem-new-16x16.png")), tr("New ")); + sortBox->insertItem(2, QIcon(iconPath("emblem-trash-16x16.png")), tr("Trash ")); + sortBox->insertItem(3, QIcon(iconPath("emblem-recover-16x16.png")), tr("Recover ")); + sortBox->insertItem(4, QIcon(iconPath("emblem-title-16x16.png")), tr("Title ")); + FQ_VERIFY(connect(sortBox, SIGNAL(currentIndexChanged(int)), this, SLOT(reshuffleImages(int)))); + + QToolBar *toolBar = new QToolBar(this); + toolBar->setFixedHeight(toolBarFixedHeight); + toolBar->setIconSize(QSize(32, 32)); + toolBar->addAction(closeBrowserAct); + toolBar->addSeparator(); + toolBar->addWidget(sortLabel); + toolBar->addWidget(sortBox); + toolBar->addSeparator(); + toolBar->addAction(trashAllAct); + + // constructs a status bar to show instant messages + statusBar_->setSizeGripEnabled(false); + statusBar_->setFixedHeight(statusBarFixedHeight); + statusBar_->setFont(QFont("Serif", 10, QFont::Bold)); + FQ_VERIFY(connect(imageFlow_, SIGNAL(statusMessage(const QString &)), this, SLOT(showStatusMessage(const QString &)))); + FQ_VERIFY(connect(this, SIGNAL(statusMessage(const QString &)), this, SLOT(showStatusMessage(const QString &)))); + // constructs a horizontal layout + QVBoxLayout *vBox = new QVBoxLayout(this); + vBox->setMargin(0); + vBox->setSpacing(0); + vBox->addWidget(toolBar); + vBox->addWidget(imageFlow_); + vBox->addWidget(imageMenu_); + vBox->addWidget(statusBar_); + vBox->setEnabled(true); + setLayout(vBox); + } + + const QString &FQTermImageFlow::poolSource(void) const { + + static QString p = ""; + + p = config_->getItemValue("preference", "pool"); + + if (p.isEmpty()) { + p = getPath(USER_CONFIG) + POOL_SOURCE; + } + + return p; + } + + const QString &FQTermImageFlow::trashSource(void) const { + + static QString p = ""; + + p = poolSource() + TRASH_SOURCE; + return p; + } + + // these three functions below are kept for + // API compatibility. + void FQTermImageFlow::adjustItemSize() { + + } + + void FQTermImageFlow::scrollTo(const QString &filePath) { + + } + + void FQTermImageFlow::updateImage(const QString &filePath) { + + } + + // slots and functions + void FQTermImageFlow::loadImages(const int status) { + + int i; + int itemStatus = (status == STAT_RECOVER) ? status : STAT_UNKNOWN; + QString comment; + QFileInfoList sourceList = sortedList(poolSource()); + QFileInfoList targetList = imageFlow_->digest(STAT_ALL); + + for (i = 0; i < sourceList.count(); i++) { + + if (!targetList.contains(sourceList[i])) { + + QImage image; + + if (!image.load(sourceList[i].absoluteFilePath())) { + QFileIconProvider iconProvider; + image = iconProvider.icon(sourceList[i]).pixmap(desktopSize().height() / 6.0).toImage(); + } else { + image = image.scaled(desktopSize().width() / 6.0, desktopSize().height() / 6.0, + Qt::IgnoreAspectRatio, Qt::SmoothTransformation); + } + + /* TODO */ + /* there should be a more flexible */ + /* method to deal with items' status */ + if (status == STAT_ALL) { + itemStatus = STAT_NEW; + } + + ImageFlowItem newItem(image, sourceList[i], comment,itemStatus); + imageFlow_->add(newItem); + } + } + } + + void FQTermImageFlow::reshuffleImages(const int status) { + + // there are images in the pool directory + QList itemKeys = imageFlow_->sort(status); + + if (imageFlow_->reorder(itemKeys)) { + imageFlow_->setCurrentSlide(0); + emit statusMessage(tr(fqloraGeneralStatus[GEN_RESHUFFLE]) + tr(fqloraTagStatus[status])); + } else { + emit statusMessage(tr(fqloraGeneralStatus[GEN_NOCHANGE]) + tr(fqloraTagStatus[status])); + } + } + + void FQTermImageFlow::saveImages() { + + QFileInfoList toSave = imageFlow_->digest(STAT_LIKE); + + if (!toSave.isEmpty()) { + + QMessageBox box; + box.setWindowModality(Qt::NonModal); + box.setWindowTitle("Information"); + box.setIconPixmap(QPixmap(iconPath("emblem-info.png"))); + box.setTextFormat(Qt::RichText); + box.setText(QString("%1 ").arg(toSave.count()) + isPlural(toSave.count(), GEN_TOSAVE)); + QPushButton *cancelButton = box.addButton(QMessageBox::Cancel); + QPushButton *saveAllButton = box.addButton(QMessageBox::SaveAll); + box.setDefaultButton(cancelButton); + box.exec(); + + if (box.clickedButton() == saveAllButton) { + + FQTermFileDialog fileDialog(config_); + QString savePath = + fileDialog.getExistingDirectory(tr("Save your likes under"), "*"); + + if (savePath.isEmpty()) { + emit statusMessage(tr(fqloraGeneralStatus[GEN_CANCEL])); + return; + } + + int i; + for (i = 0; i < toSave.count(); i++) { + QFile::rename(toSave[i].absoluteFilePath(), savePath + toSave[i].fileName()); + } + + imageFlow_->strip(STAT_LIKE); + emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_SAVE) + savePath); + } else { + emit statusMessage(tr(fqloraGeneralStatus[GEN_CANCEL])); + } + } else { + emit statusMessage(tr(fqloraGeneralStatus[GEN_NOTAG]) + tr(fqloraTagStatus[STAT_LIKE])); + } + } + + void FQTermImageFlow::checkTrashState() { + + QDir trashPath(trashSource()); + + if (trashPath.count() <= 2) { + emit trashStatus(false); + } else { + emit trashStatus(true); + } + } + + void FQTermImageFlow::clearImages() { + + int i; + QString trashPath = trashSource(); + QDir trashDir(trashPath); + QFileInfoList toRemove = imageFlow_->digest(STAT_TRASH); + + if (!trashDir.exists()) { + trashDir.mkdir(trashPath); + } + + if (!toRemove.isEmpty()) { + + for (i = 0; i < toRemove.count(); i++) { + if (QFile::exists(toRemove[i].absoluteFilePath())) { + QFile::rename(toRemove[i].absoluteFilePath(), trashPath + toRemove[i].fileName()); + } + } + + imageFlow_->strip(STAT_TRASH); + emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_TRASH)); + emit isTrashEmpty(); + } else { + emit statusMessage(tr(fqloraGeneralStatus[GEN_NOTAG]) + tr(fqloraTagStatus[STAT_TRASH])); + } + } + + void FQTermImageFlow::trashAllImages() { + + int i; + QString trashPath = trashSource(); + QDir trashDir(trashPath); + QFileInfoList toRemove = imageFlow_->digest(STAT_ALL); + + if (!trashDir.exists()) { + trashDir.mkdir(trashPath); + } + + if (imageFlow_->count() > 0) { + for (i = 0; i < imageFlow_->count(); i++) { + if (QFile::exists(toRemove[i].absoluteFilePath())) { + QFile::rename(toRemove[i].absoluteFilePath(), trashPath + toRemove[i].fileName()); + } + } + + imageFlow_->clear(); + emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_TRASH)); + emit isTrashEmpty(); + } else { + emit statusMessage(tr(fqloraGeneralStatus[GEN_NOTAG]) + tr(fqloraTagStatus[STAT_TRASH])); + } + } + + void FQTermImageFlow::recoverImages() { + + QString trashPath = trashSource(); + QDir trashDir(trashPath); + + if (!trashDir.exists()) { + trashDir.mkdir(trashPath); + } else if (trashDir.count() > 2) { + + int action = -1;; + QFileInfoList toRecover = sortedList(trashPath); + + if (!toRecover.isEmpty()) { + + QMessageBox box; + box.setWindowModality(Qt::NonModal); + box.setWindowTitle("Take action"); + box.setIconPixmap(QPixmap(iconPath("emblem-info.png"))); + box.setTextFormat(Qt::RichText); + box.setText(QString("%1 ").arg(toRecover.count()) + isPlural(toRecover.count(), GEN_INTRASH)); + QPushButton *cancelButton = box.addButton(QMessageBox::Cancel); + QPushButton *recoverButton = box.addButton(tr("Recover"), QMessageBox::ApplyRole); + recoverButton->setIcon(QIcon(iconPath("button-recover.png"))); + QPushButton *deleteButton = box.addButton(tr("Delete"), QMessageBox::ApplyRole); + deleteButton->setIcon(QIcon(iconPath("button-delete.png"))); + box.setDefaultButton(cancelButton); + box.exec(); + + if (box.clickedButton() == cancelButton) { + emit statusMessage(tr(fqloraGeneralStatus[GEN_CANCEL])); + return; + } else if (box.clickedButton() == recoverButton) { + action = 1; + } else if (box.clickedButton() == deleteButton) { + action = 0; + } + + int i; + QFile imageFile; + QString poolPath = poolSource(); + + for (i = 0; i < toRecover.count(); i++) { + if (action == 1) { + QFile::rename(toRecover[i].absoluteFilePath(), poolPath + toRecover[i].fileName()); + } else if (action == 0) { + imageFile.setFileName(toRecover[i].absoluteFilePath()); + imageFile.remove(); + } + } + + if (action == 1) { + loadImages(STAT_RECOVER); + emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_RECOVER)); + } else if (action == 0) { + emit statusMessage(QString("%1 ").arg(i) + isPlural(i, GEN_DELETE)); + } + } + } else { + + emit statusMessage(tr(fqloraGeneralStatus[GEN_NORECOVER])); + } + + emit isTrashEmpty(); + } + + + void FQTermImageFlow::showStatusMessage(const QString &message) { + + if (statusBar_) { + statusBar_->showMessage(message, 3000); + } + } + + QFileInfoList FQTermImageFlow::sortedList(const QString &path) { + + QDir sortPath(path); + + if (!sortPath.exists()) { + sortPath.mkdir(path); + } + + QStringList filters; + QList formats = QImageReader::supportedImageFormats(); + for (QList::iterator it = formats.begin(); + it != formats.end(); + ++it) { + QString filter("*."); + filter.append(it->data()); + filters << filter; + } + sortPath.setNameFilters(filters); + + return (sortPath.entryInfoList(QDir::Files | QDir::Readable | QDir::NoSymLinks, QDir::Time)); + } + + // FQTermImageFlow events. + void FQTermImageFlow::showEvent(QShowEvent *event) { + + emit isTrashEmpty(); + + if (imageFlow_->count() <= 0) { + loadImages(STAT_UNKNOWN); + move((desktopSize().width() - width()) / 2.0, (desktopSize().height() - height()) / 2.0); + } else { + // TODO: insert new images + loadImages(STAT_ALL); + } + } + + void FQTermImageFlow::closeEvent(QCloseEvent *event) { + + hide(); + } + + class ImageMenu::Private { + public: + int emblemStatus; + bool dustbinStatus; + bool saveStatus; + bool clearStatus; + + QString tipMessage; + + QRect rectLike; + QRect rectTrash; + QRect rectNew; + QRect rectRecover; + QRect rectEmblems; + + QRect rectClear; + QRect rectSave; + QRect rectDustbin; + + QPixmap pixmapLike, pixmapLikeGray; + QPixmap pixmapTrash, pixmapTrashGray; + QPixmap pixmapNew, pixmapNewGray; + QPixmap pixmapRecover, pixmapRecoverGray; + + QPixmap pixmapClear, pixmapClearGray; + QPixmap pixmapSave, pixmapSaveGray; + QPixmap pixmapDustbin, pixmapDustbinGray; + }; + + //ImageMenu + ImageMenu::ImageMenu(QWidget *parent) + : fh(new ImageMenu::Private) { + + setAutoFillBackground(true); + setBackgroundRole(QPalette::Shadow); + setFocusPolicy(Qt::NoFocus); + setMouseTracking(true); + setFixedHeight(60); + + fh->emblemStatus = -2; + fh->dustbinStatus = false; + fh->saveStatus = false; + fh->clearStatus = false; + + fh->tipMessage = ""; + + fh->rectLike = QRect(50, 14, 32, 32); + fh->rectTrash = QRect(100, 14, 32, 32); + fh->rectNew = QRect(150, 14, 32, 32); + fh->rectRecover = QRect(200, 14, 32, 32); + fh->rectEmblems = QRect(50, 14, 232, 32); + + fh->rectClear = QRect(300, 14, 32, 32); + fh->rectSave = QRect(350, 14, 32, 32); + fh->rectDustbin = QRect(400, 14, 32, 32); + + fh->pixmapLike = QPixmap(iconPath("emblem-like.png")); + fh->pixmapLikeGray = QPixmap(iconPath("emblem-like-gray.png")); + + fh->pixmapTrash = QPixmap(iconPath("emblem-trash.png")); + fh->pixmapTrashGray = QPixmap(iconPath("emblem-trash-gray.png")); + + fh->pixmapNew = QPixmap(iconPath("emblem-new.png")); + fh->pixmapNewGray = QPixmap(iconPath("emblem-new-gray.png")); + + fh->pixmapRecover = QPixmap(iconPath("emblem-recover.png")); + fh->pixmapRecoverGray = QPixmap(iconPath("emblem-recover-gray.png")); + + fh->pixmapClear = QPixmap(iconPath("clear-state.png")); + fh->pixmapClearGray = QPixmap(iconPath("clear-state-gray.png")); + + fh->pixmapSave = QPixmap(iconPath("save-state.png")); + fh->pixmapSaveGray = QPixmap(iconPath("save-state-gray.png")); + + fh->pixmapDustbin = QPixmap(iconPath("trash-state.png")); + fh->pixmapDustbinGray = QPixmap(iconPath("trash-state-gray.png")); + } + + ImageMenu::~ImageMenu() { + + delete fh; + fh = NULL; + } + + void ImageMenu::updateEmblems(const int status) { + + if (fh->emblemStatus != status) { + update(fh->rectEmblems); + } + + fh->emblemStatus = status; + } + + void ImageMenu::updateClear(const bool hasOrNot) { + + if (fh->clearStatus != hasOrNot) { + update(fh->rectClear); + } + + fh->clearStatus = hasOrNot; + } + + void ImageMenu::updateSave(const bool hasOrNot) { + + if (fh->saveStatus != hasOrNot) { + update(fh->rectSave); + } + + fh->saveStatus = hasOrNot; + } + + void ImageMenu::updateDustbin(const bool fullOrNot) { + + if (fh->dustbinStatus != fullOrNot) { + update(fh->rectDustbin); + } + + fh->dustbinStatus = fullOrNot; + } + + void ImageMenu::paintEvent(QPaintEvent *event) { + + QPainter p(this); + + p.setRenderHints(QPainter::SmoothPixmapTransform | QPainter::Antialiasing); + + if (fh->emblemStatus == STAT_LIKE) { + p.drawPixmap(fh->rectLike, fh->pixmapLike); + } else { + p.drawPixmap(fh->rectLike, fh->pixmapLikeGray); + } + + if (fh->emblemStatus == STAT_TRASH) { + p.drawPixmap(fh->rectTrash, fh->pixmapTrash); + } else { + p.drawPixmap(fh->rectTrash, fh->pixmapTrashGray); + } + + if (fh->emblemStatus == STAT_NEW) { + p.drawPixmap(fh->rectNew, fh->pixmapNew); + } else { + p.drawPixmap(fh->rectNew, fh->pixmapNewGray); + } + + if (fh->emblemStatus == STAT_RECOVER) { + p.drawPixmap(fh->rectRecover, fh->pixmapRecover); + } else { + p.drawPixmap(fh->rectRecover, fh->pixmapRecoverGray); + } + + if (fh->clearStatus == true) { + p.drawPixmap(fh->rectClear, fh->pixmapClear); + } else { + p.drawPixmap(fh->rectClear, fh->pixmapClearGray); + } + + if (fh->saveStatus == true) { + p.drawPixmap(fh->rectSave, fh->pixmapSave); + } else { + p.drawPixmap(fh->rectSave, fh->pixmapSaveGray); + } + + if (fh->dustbinStatus == true) { + p.drawPixmap(fh->rectDustbin, fh->pixmapDustbin); + } else { + p.drawPixmap(fh->rectDustbin, fh->pixmapDustbinGray); + } + + p.end(); + } + + void ImageMenu::mouseReleaseEvent(QMouseEvent *event) { + + if (event->button() == Qt::LeftButton + || event->button() == Qt::RightButton) { + + if (fh->rectLike.contains(event->pos())) { + emit toggleFlowStatus(STAT_LIKE); + } + + if (fh->rectTrash.contains(event->pos())) { + emit toggleFlowStatus(STAT_TRASH); + } + + if (fh->rectClear.contains(event->pos())) { + emit clearImages(); + } + + if (fh->rectSave.contains(event->pos())) { + emit saveImages(); + } + + if (fh->rectDustbin.contains(event->pos())) { + emit recoverImages(); + } + } + } + + // ImageFlow: this subclasses PictureFlow + class ImageFlow::Private { + public: + int emblemStatus; + int likeCount; + int clearCount; + + QList itemsTitles; + QHash itemsTitleKeyPairs; + QList items; + }; + + ImageFlow::~ImageFlow() { + + delete m; + m = NULL; + } + + // construct an emptry pictureflow. + ImageFlow::ImageFlow(QWidget *parent) + : PictureFlow(parent), m(new ImageFlow::Private) { + + // initial setup + setFocusPolicy(Qt::StrongFocus); + setZoomFactor(120); + setSlideCount(0); + m->emblemStatus = -1; + m->likeCount = 0; + m->clearCount = 0; + } + + const ImageFlowItem& ImageFlow::operator[](int index) const { + + return (m->items[index]); + } + + ImageFlowItem& ImageFlow::operator[](int index) { + + return (m->items[index]); + } + + const ImageFlowItem& ImageFlow::at(int index) const { + + return (m->items[index]); + } + + void ImageFlow::add(const ImageFlowItem &item) { + + QByteArray title = item.info().fileName().toLocal8Bit(); + + m->items.append(item); + m->itemsTitles.append(title); + m->itemsTitleKeyPairs.insert(title, item.key()); + + // set the status pixmap + int index = m->items.indexOf(item); + m->items[index].setStatus(item.status()); + + int count = m->items.count(); + setSlideCount(count); + setSlide(count - 1, item.image()); + } + + QList& ImageFlow::itemsTitles() const { + + return (m->itemsTitles); + } + + void ImageFlow::clear() { + + m->items.clear(); + setSlideCount(0); + setCurrentSlide(0); + PictureFlow::clear(); + } + + int ImageFlow::count() const { + + return (m->items.count()); + } + + int ImageFlow::size() const { + + return (m->items.size()); + } + + QFileInfoList& ImageFlow::digest(const int status) { + + int i; + int count = m->items.size(); + static QFileInfoList result; + + result.clear(); + + for (i = 0; i < count; i++) { + switch (status) { + case STAT_ALL: + result.append(m->items[i].info()); + break; + default: + if (m->items[i].status() == status) { + result.append(m->items[i].info()); + } + break; + } + } + + return result; + } + + void ImageFlow::strip(const int status) { + + int i; + int count = m->items.count(); + QList dirtyIndexes; + + // We cannot delete items in a loop because + // items count will change while deleting. + // A better method is to use another list + // to record 'dirty' items, and by looping this + // dirty list, we can correctly delete those + // dirty items successfully. + for (i = 0; i < count; i++) { + if (m->items[i].status() == status) { + dirtyIndexes.append(i); + } + } + + if (!dirtyIndexes.isEmpty()) { + + for (i = 0; i < dirtyIndexes.count(); i++) { + // Note: dirtyIndexes[i] - i: the actual + // position of the dirty item. + m->items.removeAt(dirtyIndexes[i] - i); + } + + dirtyIndexes.clear(); + reorder(sort(STAT_ALL)); + + for (i = 0; i < m->items.count(); i++) { + setSlide(i, m->items[i].image()); + } + + setSlideCount(i); + setCurrentSlide(0); + + switch(status) { + case STAT_LIKE: + m->likeCount = 0; + emit saveStatus(false); + emit emblemStatus(STAT_UNKNOWN); + break; + case STAT_TRASH: + m->clearCount = 0; + emit clearStatus(false); + emit emblemStatus(STAT_UNKNOWN); + break; + default: + break; + } + } + } + + QList ImageFlow::sort(const int status) { + + int i; + int count = m->items.count(); + QList itemKeys; + + switch (status) { + case STAT_TITLE: + qStableSort(m->itemsTitles.begin(), m->itemsTitles.end(), qLess()); + for (i = 0; i < m->itemsTitles.count(); i++) { + itemKeys.append(m->itemsTitleKeyPairs.value(m->itemsTitles[i])); + } + break; + default: + for (i = 0; i < count; i++) { + if (m->items[i].status() == status) { + itemKeys.prepend(m->items[i].key()); + } else { + itemKeys.append(m->items[i].key()); + } + } + break; + } + + // this might be unnecessary here. + return itemKeys; + } + + bool ImageFlow::reorder(const QList& itemsKey) { + + int items_count = m->items.size(); + + if (itemsKey.size() != items_count) { + + return (false); + } + + // Collect Items Key + QList currentItemsKey; + for (int i = 0; i < items_count; i++) { + + currentItemsKey.append(m->items.at(i).key()); + } + + if (currentItemsKey == itemsKey) { + // if identical, we don't sort. + return (false); + } + + // Swap Items + for (int i=0; i < items_count; i++) { + + int index = currentItemsKey.indexOf(itemsKey.at(i)); + if (i == index) { + continue; + } + + QImage imgA = m->items[i].image(); + QImage imgB = m->items[index].image(); + + setSlide(index, imgA); + setSlide(i, imgB); + + m->items.swap(i, index); + currentItemsKey.swap(i, index); + } + + update(); + rehash(); + return(true); + } + + void ImageFlow::rehash(void) { + + int count = m->items.count(); + + if (count <= 0) { + return; + } + + int i; + + m->itemsTitles.clear(); + m->itemsTitleKeyPairs.clear(); + + qint64 k; + QByteArray b; + + for (i = 0; i < count; i++) { + k = m->items[i].key(); + b = m->items[i].info().fileName().toLocal8Bit(); + m->itemsTitles.append(b); + m->itemsTitleKeyPairs.insert(b, k); + } + } + + void ImageFlow::toggleStatus(const int status) { + + int index = currentSlide(); + int count = m->items.count(); + + if (index >= 0 && index < count) { + + setUpdatesEnabled(false); + if (m->items[index].status() != status) { + + switch (status) { + case STAT_LIKE: + m->likeCount++; + if (m->items[index].status() == STAT_TRASH) { + m->clearCount--; + } + emit saveStatus(true); + break; + case STAT_TRASH: + m->clearCount++; + if (m->items[index].status() == STAT_LIKE) { + m->likeCount--; + } + emit clearStatus(true); + break; + default: + break; + } + + m->items[index].setStatus(status); + emit statusMessage(tr("Tagged as ") + tr(fqloraTagStatus[status])); + + } else { + + switch (status) { + case STAT_LIKE: + m->likeCount--; + break; + case STAT_TRASH: + m->clearCount--; + break; + default: + break; + } + + m->items[index].setStatus(STAT_UNKNOWN); + emit statusMessage("Tag cleared"); + } + + if (m->likeCount <= 0) { + emit saveStatus(false); + } else { + emit saveStatus(true); + } + + if (m->clearCount <= 0) { + emit clearStatus(false); + } else { + emit clearStatus(true); + } + + setUpdatesEnabled(true); + } + } + + void ImageFlow::setCurrentImage(const int index) { + + int count = size(); + + if (count > 0 && index > 0 && index < count) { + + setCurrentSlide(index); + } + } + +// events + void ImageFlow::paintEvent(QPaintEvent *event) { + + PictureFlow::paintEvent(event); + + if (slideCount() < 1) { + return; + } + + QPainter p(this); + + // White Pen for File Info + p.setPen(Qt::gray); + + int cw = width() / 2; + int wh = height(); + + ImageFlowItem& item = m->items[currentSlide()]; + + // Draw File Name if it's not empty + QString title = item.info().fileName(); + if (!title.isEmpty()) { + + p.setFont(QFont(p.font().family(), p.font().pointSize() + 1, QFont::Bold)); + p.drawText(cw - (QFontMetrics(p.font()).width(title) / 2), wh - 20, title); + } + + p.end(); + + if (m->emblemStatus != item.status()) { + emit emblemStatus(item.status()); + } + + m->emblemStatus = item.status(); + } + + // ImageFlowItem + class ImageFlowItem::Private { + public: + QString filePath; + QFileInfo info; + QString comment; + QImage image; + int status; + qint64 key; + + }; + + ImageFlowItem::~ImageFlowItem() { + + delete m; + m = NULL; + } + + // constructs an empty item + ImageFlowItem::ImageFlowItem(QObject *parent) + : QObject(parent), m(new ImageFlowItem::Private) { + + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + ImageFlowItem::ImageFlowItem(const ImageFlowItem &item) + : QObject(item.parent()), m(new ImageFlowItem::Private) { + + operator=(item); + } + + // constructs an item with a given image + ImageFlowItem::ImageFlowItem(const QImage &image, QObject *parent) + : QObject(parent), m(new ImageFlowItem::Private) { + + m->image = image; + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + // constructs an image with given image and title + ImageFlowItem::ImageFlowItem(const QImage &image, const QFileInfo &info, QObject *parent) + : QObject(parent), m(new ImageFlowItem::Private) { + + m->image = image; + m->info = info; + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + // constructs an image with given image, title and comment + ImageFlowItem::ImageFlowItem(const QImage &image, const QFileInfo &info, const QString &comment, QObject *parent) + : QObject(parent), m(new ImageFlowItem::Private) { + + m->image = image; + m->info = info; + m->comment = comment; + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + // constructs an image with given image, title, type, size, time and state + ImageFlowItem::ImageFlowItem(const QImage &image, const QFileInfo &info, const QString& comment, const int status, QObject *parent) + : QObject(parent), m(new ImageFlowItem::Private) { + + m->image = image; + m->info = info; + m->comment = comment; + m->status = status; + + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + // funcs and slots + ImageFlowItem& ImageFlowItem::operator=(const ImageFlowItem &item) { + + m->info = item.m->info; + m->comment = item.m->comment; + m->key = item.m->key; + + if (item.m->filePath.isEmpty()) { + m->image = item.m->image; + } else { + setImage(item.m->filePath, m->key); + } + + return (*this); + } + + bool ImageFlowItem::operator==(const ImageFlowItem& item) const { + + return (item.m->key == m->key); + } + + bool ImageFlowItem::operator!=(const ImageFlowItem& item) const { + + return (item.m->key != m->key); + } + + const QString& ImageFlowItem::comment() const { + + return (m->comment); + } + + const QImage& ImageFlowItem::image() const { + + return (m->image); + } + + int ImageFlowItem::status(void) const { + + return (m->status); + } + + const QFileInfo& ImageFlowItem::info(void) const { + + return (m->info); + } + + qint64 ImageFlowItem::key() const { + + return (m->key); + } + + void ImageFlowItem::setInfo(const QFileInfo& info) { + + m->info = info; + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + void ImageFlowItem::setComment(const QString &comment) { + + m->comment = comment; + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + void ImageFlowItem::setImage(const QImage &image) { + + m->image = image.convertToFormat(QImage::Format_ARGB32_Premultiplied); + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + void ImageFlowItem::setImage(const QString &filePath, int size) { + + m->filePath = filePath; + m->key = size; + + QTimer::singleShot(1000, this, SLOT(loadImage())); + } + + void ImageFlowItem::setStatus(const int status) { + + m->status = status; + } + + void ImageFlowItem::loadImage() { + + int imageHeight = m->key; + + if (!m->image.load(m->filePath)) { + QFileIconProvider iconProvider; + m->image = iconProvider.icon(QFileInfo(m->filePath)).pixmap(imageHeight).toImage(); + } else { + m->image = resizeImage(m->image, imageHeight); + } + + m->filePath.clear(); + m->key = qHash(QString::number(m->image.cacheKey()) + m->info.fileName() + m->comment); + } + + QImage ImageFlowItem::resizeImage(const QImage &image, int size) { + + if (size == image.width() && size == image.height()) { + return image; + } + + double scaleWidth = size / (double)image.width(); + double scaleHeight = size / (double)image.height(); + double smaller = qMin(scaleWidth, scaleHeight); + + int w = (int) qRound(smaller * image.width()); + int h = (int) qRound(smaller * image.height()); + + return (image.scaled(w, h, Qt::IgnoreAspectRatio, Qt::SmoothTransformation)); + } + +} // namespace FQTerm + +#include "imageviewer.moc" diff --git a/src/ui/imageviewer/imageviewer.h b/src/ui/imageviewer/imageviewer.h new file mode 100644 index 0000000..1948633 --- /dev/null +++ b/src/ui/imageviewer/imageviewer.h @@ -0,0 +1,246 @@ + +/*************************************************************************** + * fqterm, a terminal emulator for both BBS and *nix. * + * Copyright (C) 2008 fqterm development group. * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * + ***************************************************************************/ + +#ifndef IMAGE_VIERWER_H +#define IMAGE_VIERWER_H + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +class QString; +class QPushButton; +class QVBoxLayout; +class QHBoxLayout; +class QMenuBar; +class QComboBox; + +#include "pictureflow.h" +#include "fqtermimage.h" + +namespace FQTerm { + +#define DISP_MARGIN (10.0) // show a margin +#define PIXMAP_CACHESIZE (5120) // in KBytes +#define ZOOMIN_FACTOR (1.15) +#define ZOOMOUT_FACTOR (0.85) +#define ROTLEFT_DEG (-90.0) +#define ROTRIGHT_DEG (90.0) +#define IMG_CHUNK (16384) // in bytes + +#define IMAGE_BROWSER_NAME "FQLora [Image Companion for FQTerm]" +#define POOL_SOURCE "pool/" +#define SHADOW_SOURCE "shadow-cache/" +#define TRASH_SOURCE ".Trash/" + +#define EMBLEM_LIKE "emblem-like.png" +#define EMBLEM_NEW "emblem-new.png" +#define EMBLEM_RECOVER "emblem-recover.png" +#define EMBLEM_TRASH "emblem-trash.png" +#define EMBLEM_TITLE "emblem-title.png" + + class FQTermConfig; + class FQTermFileDialog; + + + class ImageFlow; + class ImageMenu; + class ImageFlowItem; + + class FQTermImageFlow: public FQTermImage { + Q_OBJECT; + + public: + FQTermImageFlow(FQTermConfig *, QWidget *, Qt::WindowFlags); + ~FQTermImageFlow(); + + /* don't modify the funcs below */ + /* they are for API compatibiliy */ + void adjustItemSize(); + void scrollTo(const QString &); + void updateImage(const QString &); + /*********************************/ + + public slots: + void saveImages(void); + void clearImages(void); + void trashAllImages(void); + void recoverImages(void); + void showStatusMessage(const QString &message); + + private: + ImageFlow *imageFlow_; + ImageMenu *imageMenu_; + QStatusBar *statusBar_; + FQTermConfig *config_; + + QFileInfoList sortedList(const QString &path); + const QString& poolSource(void) const; + const QString& trashSource(void) const; + + private slots: + void loadImages(const int status); + void reshuffleImages(const int status); + void checkTrashState(void); + + signals: + void statusMessage(const QString &message); + void isTrashEmpty(void); + void trashStatus(const bool fullOrNot); + void saveStatus(const bool hasOrNot); + void clearStatus(const bool hasOrNot); + + protected: + void showEvent(QShowEvent *event); + void closeEvent(QCloseEvent *event); + }; + + + class ImageMenu: public QLabel { + Q_OBJECT; + + public: + ImageMenu(QWidget *parent = 0); + ~ImageMenu(); + + public slots: + void updateEmblems(const int status); + void updateDustbin(const bool fullOrNot); + void updateSave(const bool hasOrNot); + void updateClear(const bool hasOrNot); + + signals: + void toggleFlowStatus(const int status); + void recoverImages(void); + void saveImages(void); + void clearImages(void); + + private: + class Private; + Private *fh; + + protected: + void paintEvent(QPaintEvent *event); + void mouseReleaseEvent(QMouseEvent *event); + }; + + class ImageFlow: public PictureFlow { + Q_OBJECT; + Q_PROPERTY(QList itemsTitles READ itemsTitles); + + public: + ImageFlow(QWidget *parent); + ~ImageFlow(); + + const ImageFlowItem& operator[](int index) const; + ImageFlowItem& operator[](int index); + const ImageFlowItem& at(int index) const; + + QList& itemsTitles(void) const; + + QFileInfoList& digest(const int status); + void strip(const int status); + QList sort(const int status); + bool reorder(const QList& itemsKey); + + public slots: + void add(const ImageFlowItem &item); + void clear(void); + int count(void) const; + int size(void) const; + void rehash(void); + void toggleStatus(const int status); + void setCurrentImage(const int index); + + private: + class Private; + Private *m; + + signals: + void statusMessage(const QString &message); + void emblemStatus(const int status); + void saveStatus(const bool hasOrNot); + void clearStatus(const bool hasOrNot); + void titlesChanged(QList &titles); + + protected: + void paintEvent(QPaintEvent *event); + }; + + class ImageFlowItem: public QObject { + Q_OBJECT; + + Q_PROPERTY(qint64 key READ key); + Q_PROPERTY(int status READ status WRITE setStatus); + Q_PROPERTY(QImage image READ image WRITE setImage); + Q_PROPERTY(QFileInfo info READ info WRITE setInfo); + Q_PROPERTY(QString comment READ comment WRITE setComment); + + public: + ImageFlowItem(QObject *parent = 0); + ImageFlowItem(const ImageFlowItem &item); + ImageFlowItem(const QImage &image, QObject *parent = 0); + ImageFlowItem(const QImage &image, const QFileInfo &info, QObject *parent = 0); + ImageFlowItem(const QImage &image, const QFileInfo &info, const int state, QObject *parent = 0); + ImageFlowItem(const QImage &image, const QFileInfo &info, const QString &comment, QObject *parent = 0); + ImageFlowItem(const QImage &image, const QFileInfo &info, const QString& comment, const int status, QObject *parent = 0); + ~ImageFlowItem(); + + const QFileInfo& info(void) const; + const QString& comment(void) const; + const QImage& image(void) const; + int status(void) const; + qint64 key(void) const; + + ImageFlowItem& operator=(const ImageFlowItem &item); + bool operator==(const ImageFlowItem &item) const; + bool operator!=(const ImageFlowItem &item) const; + + public slots: + void setStatus(const int status); + void setInfo(const QFileInfo &info); + void setComment(const QString &comment); + void setImage(const QImage &image); + void setImage(const QString &filePath, int size); + + private slots: + void loadImage(void); + + private: + QImage resizeImage(const QImage &image, int size); + class Private; + Private *m; + + }; + + +} // namespace FQTerm + +#endif // IMAGE_VIERWER_H diff --git a/src/ui/imageviewer/imageviewer_origin.cpp b/src/ui/imageviewer/imageviewer_origin.cpp new file mode 100644 index 0000000..6e3ceae --- /dev/null +++ b/src/ui/imageviewer/imageviewer_origin.cpp @@ -0,0 +1,454 @@ +/* FQTerm image viewer origin. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "fqterm_canvas.h" +#include "fqterm_config.h" +#include "fqterm_exif_extractor.h" +#include "fqterm_filedialog.h" +#include "fqterm_path.h" +#include "fqterm_trace.h" +#include "imageviewer_origin.h" + +namespace FQTerm { + + void FQTermImageOrigin::onChange(const QModelIndex & index) { + + if (!model_->isDir(index)) { + + if (!isHidden()) + canvas_->hide(); + + QString exifInfo = QString::fromStdString(exifExtractor_->extractExifInfo(model_->filePath(tree_->currentIndex()).toLocal8Bit().data())); + bool resized = false; + + if (exifInfo != "") { + + if (!isExifTableShown_) { + adjustLayout(true); + isExifTableShown_ = true; + resized = true; + } + + updateExifInfo(); + } else { + + if (isExifTableShown_) { + adjustLayout(false); + isExifTableShown_ = false; + resized = true; + } + } + + QString path = QDir::toNativeSeparators(model_->filePath(index)); + + if (path.endsWith(QDir::separator())) + path.chop(1); + + canvas_->loadImage(path, !resized); + + // canvas_->autoAdjust(); + if (!isHidden()) + canvas_->show(); + } + } + + FQTermImageOrigin::~FQTermImageOrigin() { + delete menuBar_; + delete canvas_; + delete tree_; + delete model_; + } + + FQTermImageOrigin::FQTermImageOrigin(FQTermConfig * config, QWidget *parent, + Qt::WindowFlags wflag) : + FQTermImage(parent, wflag), + config_(config), + isExifTableShown_(false) { + + setWindowTitle(tr("FQTerm Image Viewer")); + ItemDelegate* itemDelegate = new ItemDelegate; + exifExtractor_ = new ExifExtractor; + exifTable_ = new ExifTable(this); + exifTable_->setTextFormat(Qt::RichText); + exifTable_->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred); + canvas_ = new FQTermCanvas(config, this, 0); + canvas_->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Expanding); + model_ = new ImageViewerDirModel; + tree_ = new QTreeView; + + + tree_->setModel(model_); + tree_->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred); + adjustItemSize(); + tree_->setItemDelegate(itemDelegate); + tree_->setColumnWidth(0, 150); + tree_->setColumnWidth(1, 0); + + tree_->hideColumn(0); + + tree_->setUniformRowHeights(true); + tree_->setWordWrap(true); + //tree_->header()->setResizeMode(0, QHeaderView::Fixed); + //tree_->header()->setResizeMode(1, QHeaderView::ResizeToContents); + //tree_->header()->resizeSection(0, 150); + //tree_->header()->resizeSection(1, 1); + comboBox_ = new QComboBox(this); + comboBox_->addItem(tr("Sort by name"), QDir::Name); + comboBox_->addItem(tr("Sort by time"), QDir::Time); + comboBox_->addItem(tr("Sort by size"), QDir::Size); + comboBox_->addItem(tr("Sort by type"), QDir::Type); + + FQ_VERIFY(connect(comboBox_, SIGNAL(currentIndexChanged(int)), this, SLOT(sortFileList(int)))); + + comboBox_->setCurrentIndex(1); + + layout_ = new QGridLayout; + menuBar_ = new QMenuBar(this); + menuBar_->addMenu(canvas_->menu()); + menuBar_->resize(1,1); + + canvas_->ToolBar()->addAction( + QIcon(getPath(RESOURCE) + ICON_SOURCE + "prev.png"), tr("Previous"), + this, SLOT(previous())); + canvas_->ToolBar()->addAction( + QIcon(getPath(RESOURCE) + ICON_SOURCE + "next.png"), tr("Next"), + this, SLOT(next())); + + layout_->addWidget(tree_, 0, 0, 12, 1); + layout_->addWidget(comboBox_, 12, 0, 1, 1); + layout_->addWidget(canvas_, 0, 1, 12, 10); + // layout_->addWidget(exifTable_, 10, 1, 2, 10); + layout_->addWidget(canvas_->ToolBar(), 12, 1, 1, 10, Qt::AlignHCenter); + layout_->setColumnMinimumWidth(0, tree_->columnWidth(0) + 150); + setLayout(layout_); + + /* + FQ_VERIFY(connect(tree_, SIGNAL(clicked(const QModelIndex &)), + this, SLOT(onChange(const QModelIndex &)))); + */ + FQ_VERIFY(connect(tree_, SIGNAL(activated(const QModelIndex &)), + this, SLOT(onChange(const QModelIndex &)))); + FQ_VERIFY(connect(tree_->selectionModel(), + SIGNAL(selectionChanged(const QItemSelection&, + const QItemSelection&)), + this, SLOT(selectionChanged(const QItemSelection&, + const QItemSelection&)))); + FQ_VERIFY(connect(exifTable_, SIGNAL(showExifDetails()), + this, SLOT(showFullExifInfo()))); + } + + void FQTermImageOrigin::scrollTo(const QString& filename) { + + QString path = QFileInfo(filename).absolutePath(); + model_->refresh(); + tree_->setRootIndex(model_->index(path)); + canvas_->loadImage(filename); + + if (canvas_->isHidden() && !isHidden()) { + canvas_->show(); + } + + const QModelIndex& index = model_->index(filename); + tree_->scrollTo(index); + tree_->setCurrentIndex(index); + } + + void FQTermImageOrigin::updateImage(const QString& filename) { + + static int i = 0; + if (++i == 10) { + model_->refresh(model_->index(filename)); + i = 0; + } + canvas_->updateImage(filename); + } + + void FQTermImageOrigin::previous() { + + const QModelIndex& index = tree_->indexAbove(tree_->currentIndex()); + if (index.isValid()) { + tree_->setCurrentIndex(index); + canvas_->loadImage(QDir::toNativeSeparators(model_->filePath(index))); + } + } + + void FQTermImageOrigin::next() { + + const QModelIndex& index = tree_->indexBelow(tree_->currentIndex()); + if (index.isValid()) { + tree_->setCurrentIndex(index); + canvas_->loadImage(QDir::toNativeSeparators(model_->filePath(index))); + } + } + + void FQTermImageOrigin::adjustItemSize() { + + QFontMetrics fm(font()); + ItemDelegate::size_.setWidth(qMax(128, fm.width("WWWWWWWW.WWW"))); + ItemDelegate::size_.setHeight(fm.height() + 150); + } + + void FQTermImageOrigin::selectionChanged(const QItemSelection & selected, + const QItemSelection & deselected) { + + onChange(tree_->selectionModel()->currentIndex()); + } + + void FQTermImageOrigin::sortFileList(int index) { + + model_->setSorting(QDir::SortFlag(comboBox_->itemData(index).toInt())); + QString poolPath = config_->getItemValue("preference", "pool"); + + if (poolPath.isEmpty()) { + poolPath = getPath(USER_CONFIG) + "pool/"; + } + + tree_->setRootIndex(model_->index(poolPath)); + } + + void FQTermImageOrigin::showFullExifInfo() { + + QString exifInfo = QString::fromStdString(exifExtractor_->extractExifInfo(model_->filePath(tree_->currentIndex()).toLocal8Bit().data())); + QString comment; + + if ((*exifExtractor_)["UserComment"].length() > 8) { + + QString commentEncoding = QString::fromStdString((*exifExtractor_)["UserComment"].substr(0, 8)); + + if (commentEncoding.startsWith("UNICODE")) { + //UTF-16 + QTextCodec* c = QTextCodec::codecForName("UTF-16"); + comment = c->toUnicode((*exifExtractor_)["UserComment"].substr(8).c_str()); + } else if (commentEncoding.startsWith("JIS")) { + //JIS X 0208 + QTextCodec* c = QTextCodec::codecForName("JIS X 0208"); + comment = c->toUnicode((*exifExtractor_)["UserComment"].substr(8).c_str()); + } else { + comment = QString::fromStdString((*exifExtractor_)["UserComment"].substr(8)); + } + } + + + QTextEdit* info = new QTextEdit; + info->setText(exifInfo + tr("Comment : ") + comment + "\n"); + info->setWindowFlags(Qt::Dialog); + info->setAttribute(Qt::WA_DeleteOnClose); + info->setAttribute(Qt::WA_ShowModal); + // info->setLineWrapMode(QTextEdit::NoWrap); + info->setReadOnly(true); + QFontMetrics fm(font()); + info->resize(fm.width("Orientation : 1st row - 1st col : top - left side "), fm.height() * 20); + info->show(); + } + + void FQTermImageOrigin::adjustLayout(bool withExifTable) { + + if (withExifTable) { + + layout_->addWidget(canvas_, 0, 1, 11, 10); + layout_->addWidget(exifTable_, 11, 1, 1, 10, Qt::AlignHCenter); + if (!isHidden() && exifTable_->isHidden()) { + exifTable_->show(); + } + + layout_->addWidget(canvas_->ToolBar(), 12, 1, 1, 10, Qt::AlignHCenter); + } else { + layout_->addWidget(canvas_, 0, 1, 12, 10); + layout_->removeWidget(exifTable_); + exifTable_->hide(); + layout_->addWidget(canvas_->ToolBar(), 12, 1, 1, 10, Qt::AlignHCenter); + } + } + + void FQTermImageOrigin::updateExifInfo() { + + exifTable_->clear(); + + QString exifInfoToShow = "" + + "" + + ""; + + exifTable_->setText(exifInfoToShow); + if (!isHidden() && exifTable_->isHidden()) { + exifTable_->show(); + } + } + + void FQTermImageOrigin::closeEvent( QCloseEvent *clse ) { + + hide(); + clse->ignore(); + return ; + } + + ImageViewerDirModel::ImageViewerDirModel(QObject *parent /*= 0*/) + : QDirModel(parent) { + + //insertColumn(1); + QStringList nameFilterList; + QList formats = QImageReader::supportedImageFormats(); + for (QList::iterator it = formats.begin(); + it != formats.end(); + ++it) { + QString filter("*."); + filter.append(it->data()); + nameFilterList << filter; + } + setNameFilters(nameFilterList); + setFilter(QDir::Files); + } + + int ImageViewerDirModel::columnCount(const QModelIndex &/*parent*/) const { + + return 2; + } + + QVariant ImageViewerDirModel::headerData( + int section, Qt::Orientation orientation, int role) const { + //if (section == 0) return QVariant(); + if (role == Qt::DisplayRole) { + // if (section == 1) { + return QString(tr("Image Preview")); + //} + } + return QDirModel::headerData(section, orientation, role); + } + + QVariant ImageViewerDirModel::data(const QModelIndex &index, int role) const { + //if (index.column() == 0) return QVariant(); + if (role == Qt::DecorationRole) { + if (isDir(index)) { + return QVariant(); + } + + QString path = QDir::toNativeSeparators(filePath(index)); + if (path.endsWith(QDir::separator())) + path.chop(1); + + QPixmap pixmap; + bool res = pixmap.load(path); + if (!res) { + QList formats = QImageReader::supportedImageFormats(); + for (QList::iterator it = formats.begin(); + !res && it != formats.end(); + ++it) { + res = pixmap.load(path, it->data()); + } + } + + if (pixmap.height() > 128 || pixmap.width() > 128) { + return pixmap.scaled(128, 128, + Qt::KeepAspectRatio, Qt::SmoothTransformation); + } + + return pixmap; + } else if (role == Qt::DisplayRole) { + return fileName(index); + }/* + else if (role == Qt::TextAlignmentRole) { + return Qt::Qt::AlignBottom; + }*/ + return QVariant(); + } + + QSize ItemDelegate::size_; + + void ItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem & option, + const QModelIndex & index ) const { + //if (index.column() == 0) return; + QStyleOptionViewItemV3 opt = setOptions(index, option); + + // prepare + painter->save(); + + // get the data and the rectangles + const QPixmap& pixmap + = qvariant_cast(index.data(Qt::DecorationRole)); + QRect decorationRect = QRect(opt.rect.topLeft(), pixmap.size()); + decorationRect.moveTo(decorationRect.left(), decorationRect.top() + 10); + const QString& text = index.data(Qt::DisplayRole).toString(); + QFontMetrics fm(painter->font()); + QRect displayRect = QRect(decorationRect.bottomLeft(), + QSize(fm.width(text),fm.height())); + + QRect checkRect; + Qt::CheckState checkState = Qt::Unchecked; + QVariant value = index.data(Qt::CheckStateRole); + + if (value.isValid()) { + checkState = static_cast(value.toInt()); +#if QT_VERSION >= 0x050000 + checkRect = doCheck(opt, opt.rect, value); +#else + checkRect = check(opt, opt.rect, value); +#endif + } + + // do the layout + + // doLayout(opt, &checkRect, &decorationRect, &displayRect, false); + + // draw the item + + drawBackground(painter, opt, index); + painter->drawPixmap(decorationRect, pixmap); + painter->drawText(displayRect, text); + + drawFocus(painter, opt, displayRect); + + // done + painter->restore(); + } + + void ExifTable::mouseReleaseEvent(QMouseEvent *pEvent) { + + if (pEvent->button() == Qt::LeftButton) { + emit(showExifDetails()); + } + } + + ExifTable::ExifTable(QWidget *parent) : QLabel(parent) { + + } + +} + +#include "imageviewer_origin.moc" diff --git a/src/ui/imageviewer/imageviewer_origin.h b/src/ui/imageviewer/imageviewer_origin.h new file mode 100644 index 0000000..15d9c62 --- /dev/null +++ b/src/ui/imageviewer/imageviewer_origin.h @@ -0,0 +1,108 @@ +/////////////////////////////////////////////////////// +//////// the origin image viewer ////////////////////// +/////////////////////////////////////////////////////// + +#ifndef FQTERM_IMAGEVIEWER_ORIGIN_H +#define FQTERM_IMAGEVIEWER_ORIGIN_H + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "pictureflow.h" +#include "fqtermimage.h" + +namespace FQTerm +{ + + class FQTermCanvas; + class ExifExtractor; + + class ItemDelegate : public QItemDelegate { + public: + static QSize size_; + + ItemDelegate() { + size_ = QSize(250,200); + } + + QSize sizeHint (const QStyleOptionViewItem & option, const QModelIndex & index) const { + return size_; + } + + void paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const; + }; + + class ExifTable : public QLabel { + Q_OBJECT; + + public: + ExifTable(QWidget *parent); + + signals: + void showExifDetails(); + + protected: + void mouseReleaseEvent(QMouseEvent *pEvent); + }; + + class ImageViewerDirModel : public QDirModel { + public: + ImageViewerDirModel(QObject *parent = 0); + + int columnCount(const QModelIndex & = QModelIndex()) const; + QVariant headerData ( int section, Qt::Orientation orientation, int role) const; + QVariant data(const QModelIndex &index, int role) const; + }; + + class FQTermImageOrigin: public FQTermImage { + Q_OBJECT; + + public: + FQTermImageOrigin(FQTermConfig * config, QWidget *parent, Qt::WindowFlags wflag); + ~FQTermImageOrigin(); + void scrollTo(const QString& filename); + void updateImage(const QString& filename); + + public slots: + void onChange(const QModelIndex & index); + void next(); + void previous(); + void adjustItemSize(); + void selectionChanged(const QItemSelection & selected, const QItemSelection & deselected); + void sortFileList(int index); + void showFullExifInfo(); + void adjustLayout(bool withExifTable); + void updateExifInfo(); + + protected: + void closeEvent(QCloseEvent *clse); + + private: + FQTermCanvas* canvas_; + QTreeView* tree_; + ImageViewerDirModel* model_; + QMenuBar* menuBar_; + QComboBox* comboBox_; + FQTermConfig* config_; + ExifExtractor* exifExtractor_; + ExifTable* exifTable_; + QGridLayout* layout_; + bool isExifTableShown_; + }; + +} + +#endif diff --git a/src/ui/imageviewer/pictureflow.cpp b/src/ui/imageviewer/pictureflow.cpp new file mode 100644 index 0000000..cd749f0 --- /dev/null +++ b/src/ui/imageviewer/pictureflow.cpp @@ -0,0 +1,1201 @@ + +/*************************************************************************** + * fqterm, a terminal emulator for both BBS and *nix. * + * Copyright (C) 2008 fqterm development group. * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * + ***************************************************************************/ + +/* + PictureFlow - animated image show widget + http://pictureflow.googlecode.com + + Copyright (C) 2007 Ariya Hidayat (ariya@kde.org) + + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in + all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + THE SOFTWARE. +*/ + +#include "pictureflow.h" + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +// uncomment this to enable bilinear filtering for texture mapping +// gives much better rendering, at the cost of memory space +// #define PICTUREFLOW_BILINEAR_FILTER + +// for fixed-point arithmetic, we need minimum 32-bit long +// long long (64-bit) might be useful for multiplication and division +typedef long PFreal; +#define PFREAL_SHIFT 10 +#define PFREAL_FACTOR (1 << PFREAL_SHIFT) +#define PFREAL_ONE (1 << PFREAL_SHIFT) +#define PFREAL_HALF (PFREAL_ONE >> 1) + +inline PFreal fmul(PFreal a, PFreal b) +{ + return ((long long)(a))*((long long)(b)) >> PFREAL_SHIFT; +} + +inline PFreal fdiv(PFreal num, PFreal den) +{ + long long p = (long long)(num) << (PFREAL_SHIFT*2); + long long q = p / (long long)den; + long long r = q >> PFREAL_SHIFT; + + return r; +} + +#define IANGLE_MAX 1024 +#define IANGLE_MASK 1023 + +// warning: regenerate the table if IANGLE_MAX and PFREAL_SHIFT are changed! +static const PFreal sinTable[IANGLE_MAX] = { + 3, 9, 15, 21, 28, 34, 40, 47, + 53, 59, 65, 72, 78, 84, 90, 97, + 103, 109, 115, 122, 128, 134, 140, 147, + 153, 159, 165, 171, 178, 184, 190, 196, + 202, 209, 215, 221, 227, 233, 239, 245, + 251, 257, 264, 270, 276, 282, 288, 294, + 300, 306, 312, 318, 324, 330, 336, 342, + 347, 353, 359, 365, 371, 377, 383, 388, + 394, 400, 406, 412, 417, 423, 429, 434, + 440, 446, 451, 457, 463, 468, 474, 479, + 485, 491, 496, 501, 507, 512, 518, 523, + 529, 534, 539, 545, 550, 555, 561, 566, + 571, 576, 581, 587, 592, 597, 602, 607, + 612, 617, 622, 627, 632, 637, 642, 647, + 652, 656, 661, 666, 671, 675, 680, 685, + 690, 694, 699, 703, 708, 712, 717, 721, + 726, 730, 735, 739, 743, 748, 752, 756, + 760, 765, 769, 773, 777, 781, 785, 789, + 793, 797, 801, 805, 809, 813, 816, 820, + 824, 828, 831, 835, 839, 842, 846, 849, + 853, 856, 860, 863, 866, 870, 873, 876, + 879, 883, 886, 889, 892, 895, 898, 901, + 904, 907, 910, 913, 916, 918, 921, 924, + 927, 929, 932, 934, 937, 939, 942, 944, + 947, 949, 951, 954, 956, 958, 960, 963, + 965, 967, 969, 971, 973, 975, 977, 978, + 980, 982, 984, 986, 987, 989, 990, 992, + 994, 995, 997, 998, 999, 1001, 1002, 1003, + 1004, 1006, 1007, 1008, 1009, 1010, 1011, 1012, + 1013, 1014, 1015, 1015, 1016, 1017, 1018, 1018, + 1019, 1019, 1020, 1020, 1021, 1021, 1022, 1022, + 1022, 1023, 1023, 1023, 1023, 1023, 1023, 1023, + 1023, 1023, 1023, 1023, 1023, 1023, 1023, 1022, + 1022, 1022, 1021, 1021, 1020, 1020, 1019, 1019, + 1018, 1018, 1017, 1016, 1015, 1015, 1014, 1013, + 1012, 1011, 1010, 1009, 1008, 1007, 1006, 1004, + 1003, 1002, 1001, 999, 998, 997, 995, 994, + 992, 990, 989, 987, 986, 984, 982, 980, + 978, 977, 975, 973, 971, 969, 967, 965, + 963, 960, 958, 956, 954, 951, 949, 947, + 944, 942, 939, 937, 934, 932, 929, 927, + 924, 921, 918, 916, 913, 910, 907, 904, + 901, 898, 895, 892, 889, 886, 883, 879, + 876, 873, 870, 866, 863, 860, 856, 853, + 849, 846, 842, 839, 835, 831, 828, 824, + 820, 816, 813, 809, 805, 801, 797, 793, + 789, 785, 781, 777, 773, 769, 765, 760, + 756, 752, 748, 743, 739, 735, 730, 726, + 721, 717, 712, 708, 703, 699, 694, 690, + 685, 680, 675, 671, 666, 661, 656, 652, + 647, 642, 637, 632, 627, 622, 617, 612, + 607, 602, 597, 592, 587, 581, 576, 571, + 566, 561, 555, 550, 545, 539, 534, 529, + 523, 518, 512, 507, 501, 496, 491, 485, + 479, 474, 468, 463, 457, 451, 446, 440, + 434, 429, 423, 417, 412, 406, 400, 394, + 388, 383, 377, 371, 365, 359, 353, 347, + 342, 336, 330, 324, 318, 312, 306, 300, + 294, 288, 282, 276, 270, 264, 257, 251, + 245, 239, 233, 227, 221, 215, 209, 202, + 196, 190, 184, 178, 171, 165, 159, 153, + 147, 140, 134, 128, 122, 115, 109, 103, + 97, 90, 84, 78, 72, 65, 59, 53, + 47, 40, 34, 28, 21, 15, 9, 3, + -4, -10, -16, -22, -29, -35, -41, -48, + -54, -60, -66, -73, -79, -85, -91, -98, + -104, -110, -116, -123, -129, -135, -141, -148, + -154, -160, -166, -172, -179, -185, -191, -197, + -203, -210, -216, -222, -228, -234, -240, -246, + -252, -258, -265, -271, -277, -283, -289, -295, + -301, -307, -313, -319, -325, -331, -337, -343, + -348, -354, -360, -366, -372, -378, -384, -389, + -395, -401, -407, -413, -418, -424, -430, -435, + -441, -447, -452, -458, -464, -469, -475, -480, + -486, -492, -497, -502, -508, -513, -519, -524, + -530, -535, -540, -546, -551, -556, -562, -567, + -572, -577, -582, -588, -593, -598, -603, -608, + -613, -618, -623, -628, -633, -638, -643, -648, + -653, -657, -662, -667, -672, -676, -681, -686, + -691, -695, -700, -704, -709, -713, -718, -722, + -727, -731, -736, -740, -744, -749, -753, -757, + -761, -766, -770, -774, -778, -782, -786, -790, + -794, -798, -802, -806, -810, -814, -817, -821, + -825, -829, -832, -836, -840, -843, -847, -850, + -854, -857, -861, -864, -867, -871, -874, -877, + -880, -884, -887, -890, -893, -896, -899, -902, + -905, -908, -911, -914, -917, -919, -922, -925, + -928, -930, -933, -935, -938, -940, -943, -945, + -948, -950, -952, -955, -957, -959, -961, -964, + -966, -968, -970, -972, -974, -976, -978, -979, + -981, -983, -985, -987, -988, -990, -991, -993, + -995, -996, -998, -999, -1000, -1002, -1003, -1004, + -1005, -1007, -1008, -1009, -1010, -1011, -1012, -1013, + -1014, -1015, -1016, -1016, -1017, -1018, -1019, -1019, + -1020, -1020, -1021, -1021, -1022, -1022, -1023, -1023, + -1023, -1024, -1024, -1024, -1024, -1024, -1024, -1024, + -1024, -1024, -1024, -1024, -1024, -1024, -1024, -1023, + -1023, -1023, -1022, -1022, -1021, -1021, -1020, -1020, + -1019, -1019, -1018, -1017, -1016, -1016, -1015, -1014, + -1013, -1012, -1011, -1010, -1009, -1008, -1007, -1005, + -1004, -1003, -1002, -1000, -999, -998, -996, -995, + -993, -991, -990, -988, -987, -985, -983, -981, + -979, -978, -976, -974, -972, -970, -968, -966, + -964, -961, -959, -957, -955, -952, -950, -948, + -945, -943, -940, -938, -935, -933, -930, -928, + -925, -922, -919, -917, -914, -911, -908, -905, + -902, -899, -896, -893, -890, -887, -884, -880, + -877, -874, -871, -867, -864, -861, -857, -854, + -850, -847, -843, -840, -836, -832, -829, -825, + -821, -817, -814, -810, -806, -802, -798, -794, + -790, -786, -782, -778, -774, -770, -766, -761, + -757, -753, -749, -744, -740, -736, -731, -727, + -722, -718, -713, -709, -704, -700, -695, -691, + -686, -681, -676, -672, -667, -662, -657, -653, + -648, -643, -638, -633, -628, -623, -618, -613, + -608, -603, -598, -593, -588, -582, -577, -572, + -567, -562, -556, -551, -546, -540, -535, -530, + -524, -519, -513, -508, -502, -497, -492, -486, + -480, -475, -469, -464, -458, -452, -447, -441, + -435, -430, -424, -418, -413, -407, -401, -395, + -389, -384, -378, -372, -366, -360, -354, -348, + -343, -337, -331, -325, -319, -313, -307, -301, + -295, -289, -283, -277, -271, -265, -258, -252, + -246, -240, -234, -228, -222, -216, -210, -203, + -197, -191, -185, -179, -172, -166, -160, -154, + -148, -141, -135, -129, -123, -116, -110, -104, + -98, -91, -85, -79, -73, -66, -60, -54, + -48, -41, -35, -29, -22, -16, -10, -4 +}; + +// this is the program the generate the above table +#if 0 +#include +#include + +#ifndef M_PI +#define M_PI 3.14159265358979323846 +#endif + +#define PFREAL_ONE 1024 +#define IANGLE_MAX 1024 + +int main(int, char**) +{ + FILE*f = fopen("table.c","wt"); + fprintf(f,"PFreal sinTable[] = {\n"); + for(int i = 0; i < 128; ++i) + { + for(int j = 0; j < 8; ++j) + { + int iang = j+i*8; + double ii = (double)iang + 0.5; + double angle = ii * 2 * M_PI / IANGLE_MAX; + double sinAngle = sin(angle); + fprintf(f,"%6d, ", (int)(floor(PFREAL_ONE*sinAngle))); + } + fprintf(f,"\n"); + } + fprintf(f,"};\n"); + fclose(f); + + return 0; +} +#endif + +inline PFreal fsin(int iangle) +{ + while(iangle < 0) + iangle += IANGLE_MAX; + return sinTable[iangle & IANGLE_MASK]; +} + +inline PFreal fcos(int iangle) +{ + // quarter phase shift + return fsin(iangle + (IANGLE_MAX >> 2)); +} + +namespace FQTerm { + +struct SlideInfo +{ + int slideIndex; + int angle; + PFreal cx; + PFreal cy; +}; + +class PictureFlowPrivate +{ +public: + PictureFlowPrivate(PictureFlow* widget); + + int slideCount() const; + void setSlideCount(int count); + + QSize slideSize() const; + void setSlideSize(QSize size); + + int zoomFactor() const; + void setZoomFactor(int z); + + QImage slide(int index) const; + void setSlide(int index, const QImage& image); + + int currentSlide() const; + void setCurrentSlide(int index); + + void showPrevious(); + void showNext(); + void showSlide(int index); + + void resize(int w, int h); + + void render(); + void startAnimation(); + void updateAnimation(); + + QImage buffer; + QBasicTimer animateTimer; + QVector slidesRect; + +private: + PictureFlow* widget; + + int slideWidth; + int slideHeight; + int zoom; + + QVector slideImages; + int centerIndex; + + SlideInfo centerSlide; + QVector leftSlides; + QVector rightSlides; + + QVector rays; + int itilt; + int spacing; + PFreal offsetX; + PFreal offsetY; + + QImage blankSurface; + QCache surfaceCache; + QTimer triggerTimer; + + int slideFrame; + int step; + int target; + int fade; + + void recalc(int w, int h); + QRect renderSlide(const SlideInfo &slide, int alpha=256, int col1=-1, int col=-1); + QImage* surface(int slideIndex); + void triggerRender(); + void resetSlides(); +}; + +PictureFlowPrivate::PictureFlowPrivate(PictureFlow* w) +{ + widget = w; + + slideWidth = 200; + slideHeight = 200; + zoom = 100; + + centerIndex = 0; + + slideFrame = 0; + step = 0; + target = 0; + fade = 256; + + triggerTimer.setSingleShot(true); + triggerTimer.setInterval(0); + QObject::connect(&triggerTimer, SIGNAL(timeout()), widget, SLOT(render())); + + recalc(200, 200); + resetSlides(); +} + +int PictureFlowPrivate::slideCount() const +{ + return slideImages.count(); +} + +void PictureFlowPrivate::setSlideCount(int count) +{ + slideImages.resize(count); + surfaceCache.clear(); + resetSlides(); + triggerRender(); +} + +QSize PictureFlowPrivate::slideSize() const +{ + return QSize(slideWidth, slideHeight); +} + +void PictureFlowPrivate::setSlideSize(QSize size) +{ + slideWidth = size.width(); + slideHeight = size.height(); + recalc(buffer.width(), buffer.height()); + triggerRender(); +} + +int PictureFlowPrivate::zoomFactor() const +{ + return zoom; +} + +void PictureFlowPrivate::setZoomFactor(int z) +{ + if(z <= 0) + return; + + zoom = z; + recalc(buffer.width(), buffer.height()); + triggerRender(); +} + +QImage PictureFlowPrivate::slide(int index) const +{ + return slideImages[index]; +} + +void PictureFlowPrivate::setSlide(int index, const QImage& image) +{ + if((index >= 0) && (index < slideImages.count())) + { + slideImages[index] = image; + surfaceCache.remove(index); + triggerRender(); + } +} + +int PictureFlowPrivate::currentSlide() const +{ + return centerIndex; +} + +void PictureFlowPrivate::setCurrentSlide(int index) +{ + step = 0; + centerIndex = qBound(index, 0, slideImages.count()-1); + target = centerIndex; + slideFrame = index << 16; + resetSlides(); + triggerRender(); +} + +void PictureFlowPrivate::showPrevious() +{ + if(step >= 0) + { + if(centerIndex > 0) + { + target = centerIndex - 1; + startAnimation(); + } + } + else + { + target = qMax(0, centerIndex - 2); + } +} + +void PictureFlowPrivate::showNext() +{ + if(step <= 0) + { + if(centerIndex < slideImages.count()-1) + { + target = centerIndex + 1; + startAnimation(); + } + } + else + { + target = qMin(centerIndex + 2, slideImages.count()-1); + } +} + +void PictureFlowPrivate::showSlide(int index) +{ + index = qMax(index, 0); + index = qMin(slideImages.count()-1, index); + + target = index; + startAnimation(); +} + +void PictureFlowPrivate::resize(int w, int h) +{ + recalc(w, h); + resetSlides(); + triggerRender(); +} + + +// adjust slides so that they are in "steady state" position +void PictureFlowPrivate::resetSlides() +{ + centerSlide.angle = 0; + centerSlide.cx = 0; + centerSlide.cy = 0; + centerSlide.slideIndex = centerIndex; + + leftSlides.clear(); + leftSlides.resize(6); + for(int i = 0; i < leftSlides.count(); ++i) + { + SlideInfo& si = leftSlides[i]; + si.angle = itilt; + si.cx = -(offsetX + spacing*i*PFREAL_ONE); + si.cy = offsetY; + si.slideIndex = centerIndex-1-i; + } + + rightSlides.clear(); + rightSlides.resize(6); + for(int i = 0; i < rightSlides.count(); ++i) + { + SlideInfo& si = rightSlides[i]; + si.angle = -itilt; + si.cx = offsetX + spacing*i*PFREAL_ONE; + si.cy = offsetY; + si.slideIndex = centerIndex+1+i; + } +} + +#define BILINEAR_STRETCH_HOR 4 +#define BILINEAR_STRETCH_VER 4 + +static QImage scaleImage (QImage image, int w, int h) { + // I don't have to scale it + if (w == image.width() && h == image.height()) + return(image); + + QImage output(w, h, QImage::Format_ARGB32_Premultiplied); + output.fill(0); + + double scaleHeight = w / (double) image.height(); + double scaleWidth = h / (double) image.width(); + + double s = qMin(scaleWidth, scaleHeight); + + int sw = (int) qRound(s * image.width()); + int sh = (int) qRound(s * image.height()); + + // Scale Image + QImage imgScaled = image.scaled(sw, sh, Qt::KeepAspectRatio, Qt::SmoothTransformation); + + int _x = (w - sw) / 2; + int _y = (h - sh); + + for (int x = 0; x < imgScaled.width(); ++x) { + for (int y = 0; y < imgScaled.height(); ++y) { + output.setPixel(x + _x, y + _y, imgScaled.pixel(x, y)); + } + } + + return(output); +} + +static QImage prepareSurface(QImage img, int w, int h) +{ + img = scaleImage(img, w, h); + + // slightly larger, to accomodate for the reflection + int hs = h * 2; + int hofs = h / 3; + + // offscreen buffer: black is sweet + QImage result(hs, w, QImage::Format_RGB32); + result.fill(0); + + // transpose the image, this is to speed-up the rendering + // because we process one column at a time + // (and much better and faster to work row-wise, i.e in one scanline) + for(int x = 0; x < w; x++) + for(int y = 0; y < h; y++) + result.setPixel(hofs + y, x, img.pixel(x, y)); + + // create the reflection + int ht = hs - h - hofs; + int hte = ht; + for(int x = 0; x < w; x++) + for(int y = 0; y < ht; y++) + { + QRgb color = img.pixel(x, img.height()-y-1); + int a = qAlpha(color); + int r = qRed(color) * a / 256 * (hte - y) / hte * 3/5; + int g = qGreen(color) * a / 256 * (hte - y) / hte * 3/5; + int b = qBlue(color) * a / 256 * (hte - y) / hte * 3/5; + result.setPixel(h+hofs+y, x, qRgb(r, g, b)); + } + +#ifdef PICTUREFLOW_BILINEAR_FILTER + int hh = BILINEAR_STRETCH_VER*hs; + int ww = BILINEAR_STRETCH_HOR*w; + result = scaleImage(result, hh, ww); +#endif + + return result; +} + + +// get transformed image for specified slide +// if it does not exist, create it and place it in the cache +QImage* PictureFlowPrivate::surface(int slideIndex) +{ + if(slideIndex < 0) + return 0; + if(slideIndex >= slideImages.count()) + return 0; + + if(surfaceCache.contains(slideIndex)) + return surfaceCache[slideIndex]; + + QImage img = widget->slide(slideIndex); + if(img.isNull()) + { + if(blankSurface.isNull()) + { + blankSurface = QImage(slideWidth, slideHeight, QImage::Format_RGB32); + + QPainter painter(&blankSurface); + QPoint p1(slideWidth*4/10, 0); + QPoint p2(slideWidth*6/10, slideHeight); + QLinearGradient linearGrad(p1, p2); + linearGrad.setColorAt(0, Qt::black); + linearGrad.setColorAt(1, Qt::white); + painter.setBrush(linearGrad); + painter.fillRect(0, 0, slideWidth, slideHeight, QBrush(linearGrad)); + + painter.setPen(QPen(QColor(64,64,64), 4)); + painter.setBrush(QBrush()); + painter.drawRect(2, 2, slideWidth-3, slideHeight-3); + painter.end(); + blankSurface = prepareSurface(blankSurface, slideWidth, slideHeight); + } + return &blankSurface; + } + + surfaceCache.insert(slideIndex, new QImage(prepareSurface(img, slideWidth, slideHeight))); + return surfaceCache[slideIndex]; +} + + +// Schedules rendering the slides. Call this function to avoid immediate +// render and thus cause less flicker. +void PictureFlowPrivate::triggerRender() +{ + triggerTimer.start(); +} + +// Render the slides. Updates only the offscreen buffer. +void PictureFlowPrivate::render() +{ + buffer.fill(Qt::black); + + int nleft = leftSlides.count(); + int nright = rightSlides.count(); + + QRect r = renderSlide(centerSlide); + int c1 = r.left(); + int c2 = r.right(); + + if(step == 0) + { + slidesRect.clear(); + slidesRect.resize(11); + + // no animation, boring plain rendering + for(int index = 0; index < nleft-1; index++) + { + int alpha = (index < nleft-2) ? 256 : 128; + QRect rs = renderSlide(leftSlides[index], alpha, 0, c1-1); + slidesRect[index] = rs; + if(!rs.isEmpty()) + c1 = rs.left(); + } + slidesRect[5] = r; + for(int index = 0; index < nright-1; index++) + { + int alpha = (index < nright-2) ? 256 : 128; + QRect rs = renderSlide(rightSlides[index], alpha, c2+1, buffer.width()); + slidesRect[6 + index] = rs; + if(!rs.isEmpty()) + c2 = rs.right(); + } + } + else + { + // the first and last slide must fade in/fade out + for(int index = 0; index < nleft; index++) + { + int alpha = 256; + if(index == nleft-1) + alpha = (step > 0) ? 0 : 128-fade/2; + if(index == nleft-2) + alpha = (step > 0) ? 128-fade/2 : 256-fade/2; + if(index == nleft-3) + alpha = (step > 0) ? 256-fade/2 : 256; + QRect rs = renderSlide(leftSlides[index], alpha, 0, c1-1); + if(!rs.isEmpty()) + c1 = rs.left(); + } + for(int index = 0; index < nright; index++) + { + int alpha = (index < nright-2) ? 256 : 128; + if(index == nright-1) + alpha = (step > 0) ? fade/2 : 0; + if(index == nright-2) + alpha = (step > 0) ? 128+fade/2 : fade/2; + if(index == nright-3) + alpha = (step > 0) ? 256 : 128+fade/2; + QRect rs = renderSlide(rightSlides[index], alpha, c2+1, buffer.width()); + if(!rs.isEmpty()) + c2 = rs.right(); + } + } +} + +// Renders a slide to offscreen buffer. Returns a rect of the rendered area. +// alpha=256 means normal, alpha=0 is fully black, alpha=128 half transparent +// col1 and col2 limit the column for rendering. +QRect PictureFlowPrivate::renderSlide(const SlideInfo &slide, int alpha, +int col1, int col2) +{ + QImage* src = surface(slide.slideIndex); + if(!src) + return QRect(); + + QRect rect(0, 0, 0, 0); + +#ifdef PICTUREFLOW_BILINEAR_FILTER + int sw = src->height() / BILINEAR_STRETCH_HOR; + int sh = src->width() / BILINEAR_STRETCH_VER; +#else + int sw = src->height(); + int sh = src->width(); +#endif + int h = buffer.height(); + int w = buffer.width(); + + if(col1 > col2) + { + int c = col2; + col2 = col1; + col1 = c; + } + + col1 = (col1 >= 0) ? col1 : 0; + col2 = (col2 >= 0) ? col2 : w-1; + col1 = qMin(col1, w-1); + col2 = qMin(col2, w-1); + + int distance = h * 100 / zoom; + PFreal sdx = fcos(slide.angle); + PFreal sdy = fsin(slide.angle); + PFreal xs = slide.cx - slideWidth * sdx/2; + PFreal ys = slide.cy - slideWidth * sdy/2; + PFreal dist = distance * PFREAL_ONE; + + int xi = qMax((PFreal)0, ((w*PFREAL_ONE/2) + fdiv(xs*h, dist+ys)) >> PFREAL_SHIFT); + if(xi >= w) + return rect; + + bool flag = false; + rect.setLeft(xi); + + for(int x = qMax(xi, col1); x <= col2; x++) + { + PFreal hity = 0; + PFreal fk = rays[x]; + if(sdy) + { + fk = fk - fdiv(sdx,sdy); + hity = -fdiv((rays[x]*distance - slide.cx + slide.cy*sdx/sdy), fk); + } + + dist = distance*PFREAL_ONE + hity; + if(dist < 0) + continue; + + PFreal hitx = fmul(dist, rays[x]); + PFreal hitdist = fdiv(hitx - slide.cx, sdx); + +#ifdef PICTUREFLOW_BILINEAR_FILTER + int column = sw*BILINEAR_STRETCH_HOR/2 + (hitdist*BILINEAR_STRETCH_HOR >> PFREAL_SHIFT); + if(column >= sw*BILINEAR_STRETCH_HOR) + break; +#else + int column = sw/2 + (hitdist >> PFREAL_SHIFT); + if(column >= sw) + break; +#endif + if(column < 0) + continue; + + rect.setRight(x); + if(!flag) + rect.setLeft(x); + flag = true; + + int y1 = h/2; + int y2 = y1+ 1; + QRgb* pixel1 = (QRgb*)(buffer.scanLine(y1)) + x; + QRgb* pixel2 = (QRgb*)(buffer.scanLine(y2)) + x; + QRgb pixelstep = pixel2 - pixel1; + +#ifdef PICTUREFLOW_BILINEAR_FILTER + int center = (sh*BILINEAR_STRETCH_VER/2); + int dy = dist*BILINEAR_STRETCH_VER / h; +#else + int center = (sh/2); + int dy = dist / h; +#endif + int p1 = center*PFREAL_ONE - dy/2; + int p2 = center*PFREAL_ONE + dy/2; + + const QRgb *ptr = (const QRgb*)(src->scanLine(column)); + if(alpha == 256) + while((y1 >= 0) && (y2 < h) && (p1 >= 0)) + { + *pixel1 = ptr[p1 >> PFREAL_SHIFT]; + *pixel2 = ptr[p2 >> PFREAL_SHIFT]; + p1 -= dy; + p2 += dy; + y1--; + y2++; + pixel1 -= pixelstep; + pixel2 += pixelstep; + } + else + while((y1 >= 0) && (y2 < h) && (p1 >= 0)) + { + QRgb c1 = ptr[p1 >> PFREAL_SHIFT]; + QRgb c2 = ptr[p2 >> PFREAL_SHIFT]; + + int r1 = qRed(c1) * alpha/256; + int g1 = qGreen(c1) * alpha/256; + int b1 = qBlue(c1) * alpha/256; + int r2 = qRed(c2) * alpha/256; + int g2 = qGreen(c2) * alpha/256; + int b2 = qBlue(c2) * alpha/256; + + *pixel1 = qRgb(r1, g1, b1); + *pixel2 = qRgb(r2, g2, b2); + p1 -= dy; + p2 += dy; + y1--; + y2++; + pixel1 -= pixelstep; + pixel2 += pixelstep; + } + } + + rect.setTop(0); + rect.setBottom(h-1); + return rect; +} + +// Updates look-up table and other stuff necessary for the rendering. +// Call this when the viewport size or slide dimension is changed. +void PictureFlowPrivate::recalc(int ww, int wh) +{ + int w = (ww+1)/2; + int h = (wh+1)/2; + buffer = QImage(ww, wh, QImage::Format_RGB32); + buffer.fill(0); + + rays.resize(w*2); + + for(int i = 0; i < w; ++i) + { + PFreal gg = (PFREAL_HALF + i * PFREAL_ONE) / (2*h); + rays[w-i-1] = -gg; + rays[w+i] = gg; + } + + + itilt = 70 * IANGLE_MAX / 360; // approx. 70 degrees tilted + + offsetX = slideWidth/2 * (PFREAL_ONE-fcos(itilt)); + offsetY = slideWidth/2 * fsin(itilt); + offsetX += slideWidth * PFREAL_ONE; + offsetY += slideWidth * PFREAL_ONE / 4; + spacing = 40; + + surfaceCache.clear(); + blankSurface = QImage(); +} + +void PictureFlowPrivate::startAnimation() +{ +#if 1 + if(!animateTimer.isActive()) + { + step = (target < centerSlide.slideIndex) ? -1 : 1; + animateTimer.start(30, widget); + } +#else + if (animateTimer.isActive()) + animateTimer.stop(); + + step = (target < centerSlide.slideIndex) ? -1 : 1; + animateTimer.start(30, widget); +#endif +} + +// Updates the animation effect. Call this periodically from a timer. +void PictureFlowPrivate::updateAnimation() +{ + if(!animateTimer.isActive()) + return; + if(step == 0) + return; + + int speed = 16384; + + // deaccelerate when approaching the target + if(true) + { + const int max = 2 * 65536; + + int fi = slideFrame; + fi -= (target << 16); + if(fi < 0) + fi = -fi; + fi = qMin(fi, max); + + int ia = IANGLE_MAX * (fi-max/2) / (max*2); + speed = 512 + 16384 * (PFREAL_ONE+fsin(ia))/PFREAL_ONE; + } + + slideFrame += speed*step; + + int index = slideFrame >> 16; + int pos = slideFrame & 0xffff; + int neg = 65536 - pos; + int tick = (step < 0) ? neg : pos; + PFreal ftick = (tick * PFREAL_ONE) >> 16; + + // the leftmost and rightmost slide must fade away + fade = pos / 256; + + if(step < 0) + index++; + if(centerIndex != index) + { + centerIndex = index; + slideFrame = index << 16; + centerSlide.slideIndex = centerIndex; + for(int i = 0; i < leftSlides.count(); ++i) + leftSlides[i].slideIndex = centerIndex-1-i; + for(int i = 0; i < rightSlides.count(); ++i) + rightSlides[i].slideIndex = centerIndex+1+i; + } + + centerSlide.angle = (step * tick * itilt) >> 16; + centerSlide.cx = -step * fmul(offsetX, ftick); + centerSlide.cy = fmul(offsetY, ftick); + + if(centerIndex == target) + { + resetSlides(); + animateTimer.stop(); + triggerRender(); + step = 0; + fade = 256; + return; + } + + for(int i = 0; i < leftSlides.count(); ++i) + { + SlideInfo& si = leftSlides[i]; + si.angle = itilt; + si.cx = -(offsetX + spacing*i*PFREAL_ONE + step*spacing*ftick); + si.cy = offsetY; + } + + for(int i = 0; i < rightSlides.count(); ++i) + { + SlideInfo& si = rightSlides[i]; + si.angle = -itilt; + si.cx = offsetX + spacing*i*PFREAL_ONE - step*spacing*ftick; + si.cy = offsetY; + } + + if(step > 0) + { + PFreal ftick = (neg * PFREAL_ONE) >> 16; + rightSlides[0].angle = -(neg * itilt) >> 16; + rightSlides[0].cx = fmul(offsetX, ftick); + rightSlides[0].cy = fmul(offsetY, ftick); + } + else + { + PFreal ftick = (pos * PFREAL_ONE) >> 16; + leftSlides[0].angle = (pos * itilt) >> 16; + leftSlides[0].cx = -fmul(offsetX, ftick); + leftSlides[0].cy = fmul(offsetY, ftick); + } + + // must change direction ? + if(target < index) if(step > 0) + step = -1; + if(target > index) if(step < 0) + step = 1; + + triggerRender(); +} + +// ----------------------------------------- + +PictureFlow::PictureFlow(QWidget* parent): QWidget(parent) +{ + d = new PictureFlowPrivate(this); + + setAttribute(Qt::WA_StaticContents, true); + setAttribute(Qt::WA_OpaquePaintEvent, true); + setAttribute(Qt::WA_NoSystemBackground, true); +} + +PictureFlow::~PictureFlow() +{ + delete d; +} + +int PictureFlow::slideCount() const +{ + return d->slideCount(); +} + +void PictureFlow::setSlideCount(int count) +{ + d->setSlideCount(count); +} + +QSize PictureFlow::slideSize() const +{ + return d->slideSize(); +} + +void PictureFlow::setSlideSize(QSize size) +{ + d->setSlideSize(size); +} + +int PictureFlow::zoomFactor() const +{ + return d->zoomFactor(); +} + +void PictureFlow::setZoomFactor(int z) +{ + d->setZoomFactor(z); +} + +QImage PictureFlow::slide(int index) const +{ + return d->slide(index); +} + +void PictureFlow::setSlide(int index, const QImage& image) +{ + d->setSlide(index, image); +} + +void PictureFlow::setSlide(int index, const QPixmap& pixmap) +{ + d->setSlide(index, pixmap.toImage()); +} + +int PictureFlow::currentSlide() const +{ + return d->currentSlide(); +} + +void PictureFlow::setCurrentSlide(int index) +{ + d->setCurrentSlide(index); +} + +void PictureFlow::clear() +{ + d->setSlideCount(0); +} + +void PictureFlow::render() +{ + d->render(); + update(); +} + +void PictureFlow::showPrevious() +{ + d->showPrevious(); +} + +void PictureFlow::showNext() +{ + d->showNext(); +} + +void PictureFlow::showSlide(int index) +{ + d->showSlide(index); +} + +void PictureFlow::showSlideAt (int x, int y) { + if (d->slidesRect[5].contains(x, y)) + return; + + if (x < d->slidesRect[5].x()) { + for (int i=0; i < 5; ++i) { + if (d->slidesRect[i].contains(x, y)) { + showSlide(d->currentSlide() - (i + 1)); + return; + } + } + } else { + for (int i=6; i < 11; ++i) { + if (d->slidesRect[i].contains(x, y)) { + showSlide(d->currentSlide() + (i - 5)); + return; + } + } + } +} + +void PictureFlow::keyPressEvent(QKeyEvent* event) +{ + + switch (event->key()) { + case Qt::Key_Left: + if(event->modifiers() == Qt::AltModifier) { + showSlide(currentSlide() - 5); + } else { + showPrevious(); + } + event->accept(); + return; + case Qt::Key_Right: + if(event->modifiers() == Qt::AltModifier) { + showSlide(currentSlide() + 5); + } else { + showNext(); + } + event->accept(); + return; + case Qt::Key_Up: + showSlide(currentSlide() + 10); + event->accept(); + return; + case Qt::Key_Down: + showSlide(currentSlide() - 10); + event->accept(); + return; + default: + break; + } + + event->ignore(); +} + +void PictureFlow::mouseReleaseEvent (QMouseEvent *event) { + showSlideAt(event->x(), event->y()); +} + +void PictureFlow::mouseMoveEvent (QMouseEvent *event) { + showSlideAt(event->x(), event->y()); +} + +void PictureFlow::wheelEvent (QWheelEvent *event) { + int numDegrees = event->delta() / 8; + int numSteps = numDegrees / 15; + + d->showSlide(d->currentSlide() + numSteps); + event->accept(); +} + +void PictureFlow::paintEvent(QPaintEvent* event) +{ + Q_UNUSED(event); + QPainter painter(this); + painter.setRenderHint(QPainter::Antialiasing, false); + painter.drawImage(QPoint(0,0), d->buffer); +} + +void PictureFlow::resizeEvent(QResizeEvent* event) +{ + d->resize(width(), height()); + QWidget::resizeEvent(event); +} + +void PictureFlow::timerEvent(QTimerEvent* event) +{ + if(event->timerId() == d->animateTimer.timerId()) + d->updateAnimation(); + else + QWidget::timerEvent(event); +} + +} // namespace FQTerm + +#include "pictureflow.moc" diff --git a/src/ui/imageviewer/pictureflow.h b/src/ui/imageviewer/pictureflow.h new file mode 100644 index 0000000..c9cf5aa --- /dev/null +++ b/src/ui/imageviewer/pictureflow.h @@ -0,0 +1,198 @@ + +/*************************************************************************** + * fqterm, a terminal emulator for both BBS and *nix. * + * Copyright (C) 2008 fqterm development group. * + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + * This program is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * + * GNU General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program; if not, write to the * + * Free Software Foundation, Inc., * + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * + ***************************************************************************/ + +/* + PictureFlow - animated image show widget + http://pictureflow.googlecode.com + + Copyright (C) 2007 Ariya Hidayat (ariya@kde.org) + + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in + all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + THE SOFTWARE. +*/ + +#ifndef PICTUREFLOW_H +#define PICTUREFLOW_H + +#include + +namespace FQTerm { + +class PictureFlowPrivate; + +/*! + Class PictureFlow implements an image show widget with animation effect + like Apple's CoverFlow (in iTunes and iPod). Images are arranged in form + of slides, one main slide is shown at the center with few slides on + the left and right sides of the center slide. When the next or previous + slide is brought to the front, the whole slides flow to the right or + the right with smooth animation effect; until the new slide is finally + placed at the center. + + */ +class PictureFlow : public QWidget +{ +Q_OBJECT + + Q_PROPERTY(int slideCount READ slideCount WRITE setSlideCount) + Q_PROPERTY(int currentSlide READ currentSlide WRITE setCurrentSlide) + Q_PROPERTY(QSize slideSize READ slideSize WRITE setSlideSize) + Q_PROPERTY(int zoomFactor READ zoomFactor WRITE setZoomFactor) + +public: + /*! + Creates a new PictureFlow widget. + */ + PictureFlow(QWidget* parent = 0); + + /*! + Destroys the widget. + */ + ~PictureFlow(); + + /*! + Returns the total number of slides. + */ + int slideCount() const; + + /*! + Sets the total number of slides. + */ + void setSlideCount(int count); + + /*! + Returns the dimension of each slide (in pixels). + */ + QSize slideSize() const; + + /*! + Sets the dimension of each slide (in pixels). + */ + void setSlideSize(QSize size); + + /*! + Sets the zoom factor (in percent). + */ + void setZoomFactor(int zoom); + + /*! + Returns the zoom factor (in percent). + */ + int zoomFactor() const; + + /*! + Returns QImage of specified slide. + This function will be called only whenever necessary, e.g. the 100th slide + will not be retrived when only the first few slides are visible. + */ + virtual QImage slide(int index) const; + + /*! + Sets an image for specified slide. If the slide already exists, + it will be replaced. + */ + virtual void setSlide(int index, const QImage& image); + + /*! + Sets a pixmap for specified slide. If the slide already exists, + it will be replaced. + */ + virtual void setSlide(int index, const QPixmap& pixmap); + + /*! + Returns the index of slide currently shown in the middle of the viewport. + */ + int currentSlide() const; + +signals: + void slideSelected (int index); + +public slots: + + /*! + Sets slide to be shown in the middle of the viewport. No animation + effect will be produced, unlike using showSlide. + */ + void setCurrentSlide(int index); + + /*! + Clears images of all slides. + */ + void clear(); + + /*! + Rerender the widget. Normally this function will be automatically invoked + whenever necessary, e.g. during the transition animation. + */ + void render(); + + /*! + Shows previous slide using animation effect. + */ + void showPrevious(); + + /*! + Shows next slide using animation effect. + */ + void showNext(); + + /*! + Go to specified slide using animation effect. + */ + void showSlide(int index); + + + /*! + Go to slide at specified position using animation effect. + */ + void showSlideAt(int x, int y); + +protected: + void mouseReleaseEvent (QMouseEvent *event); + void mouseMoveEvent (QMouseEvent *event); + void wheelEvent (QWheelEvent *event); + void paintEvent(QPaintEvent *event); + void keyPressEvent(QKeyEvent *event); + void resizeEvent(QResizeEvent *event); + void timerEvent(QTimerEvent *event); + +private: + PictureFlowPrivate* d; +}; + +} // namespace FQTerm + +#endif // PICTUREFLOW_H diff --git a/src/ui/imageviewer_origin.cpp b/src/ui/imageviewer_origin.cpp deleted file mode 100644 index d097895..0000000 --- a/src/ui/imageviewer_origin.cpp +++ /dev/null @@ -1,455 +0,0 @@ -/* FQTerm image viewer origin. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "fqterm_canvas.h" -#include "fqterm_config.h" -#include "fqterm_exif_extractor.h" -#include "fqterm_filedialog.h" -#include "fqterm_path.h" -#include "fqterm_trace.h" -#include "imageviewer_origin.h" - -namespace FQTerm { - - void FQTermImageOrigin::onChange(const QModelIndex & index) { - - if (!model_->isDir(index)) { - - if (!isHidden()) - canvas_->hide(); - - QString exifInfo = QString::fromStdString(exifExtractor_->extractExifInfo(model_->filePath(tree_->currentIndex()).toLocal8Bit().data())); - bool resized = false; - - if (exifInfo != "") { - - if (!isExifTableShown_) { - adjustLayout(true); - isExifTableShown_ = true; - resized = true; - } - - updateExifInfo(); - } else { - - if (isExifTableShown_) { - adjustLayout(false); - isExifTableShown_ = false; - resized = true; - } - } - - QString path = QDir::toNativeSeparators(model_->filePath(index)); - - if (path.endsWith(QDir::separator())) - path.chop(1); - - canvas_->loadImage(path, !resized); - - // canvas_->autoAdjust(); - if (!isHidden()) - canvas_->show(); - } - } - - FQTermImageOrigin::~FQTermImageOrigin() { - delete menuBar_; - delete canvas_; - delete tree_; - delete model_; - } - - FQTermImageOrigin::FQTermImageOrigin(FQTermConfig * config, QWidget *parent, - Qt::WindowFlags wflag) : - FQTermImage(parent, wflag), - config_(config), - isExifTableShown_(false) { - - setWindowTitle(tr("FQTerm Image Viewer")); - ItemDelegate* itemDelegate = new ItemDelegate; - exifExtractor_ = new ExifExtractor; - exifTable_ = new ExifTable(this); - exifTable_->setTextFormat(Qt::RichText); - exifTable_->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred); - canvas_ = new FQTermCanvas(config, this, 0); - canvas_->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Expanding); - model_ = new ImageViewerDirModel; - tree_ = new QTreeView; - - - tree_->setModel(model_); - tree_->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred); - adjustItemSize(); - tree_->setItemDelegate(itemDelegate); - tree_->setColumnWidth(0, 150); - tree_->setColumnWidth(1, 0); - - tree_->hideColumn(0); - - tree_->setUniformRowHeights(true); - tree_->setWordWrap(true); - //tree_->header()->setResizeMode(0, QHeaderView::Fixed); - //tree_->header()->setResizeMode(1, QHeaderView::ResizeToContents); - //tree_->header()->resizeSection(0, 150); - //tree_->header()->resizeSection(1, 1); - comboBox_ = new QComboBox(this); - comboBox_->addItem(tr("Sort by name"), QDir::Name); - comboBox_->addItem(tr("Sort by time"), QDir::Time); - comboBox_->addItem(tr("Sort by size"), QDir::Size); - comboBox_->addItem(tr("Sort by type"), QDir::Type); - - FQ_VERIFY(connect(comboBox_, SIGNAL(currentIndexChanged(int)), this, SLOT(sortFileList(int)))); - - comboBox_->setCurrentIndex(1); - - layout_ = new QGridLayout; - menuBar_ = new QMenuBar(this); - menuBar_->addMenu(canvas_->menu()); - menuBar_->resize(1,1); - - canvas_->ToolBar()->addAction( - QIcon(getPath(RESOURCE) + ICON_SOURCE + "prev.png"), tr("Previous"), - this, SLOT(previous())); - canvas_->ToolBar()->addAction( - QIcon(getPath(RESOURCE) + ICON_SOURCE + "next.png"), tr("Next"), - this, SLOT(next())); - - layout_->addWidget(tree_, 0, 0, 12, 1); - layout_->addWidget(comboBox_, 12, 0, 1, 1); - layout_->addWidget(canvas_, 0, 1, 12, 10); - // layout_->addWidget(exifTable_, 10, 1, 2, 10); - layout_->addWidget(canvas_->ToolBar(), 12, 1, 1, 10, Qt::AlignHCenter); - layout_->setColumnMinimumWidth(0, tree_->columnWidth(0) + 150); - setLayout(layout_); - - /* - FQ_VERIFY(connect(tree_, SIGNAL(clicked(const QModelIndex &)), - this, SLOT(onChange(const QModelIndex &)))); - */ - FQ_VERIFY(connect(tree_, SIGNAL(activated(const QModelIndex &)), - this, SLOT(onChange(const QModelIndex &)))); - FQ_VERIFY(connect(tree_->selectionModel(), - SIGNAL(selectionChanged(const QItemSelection&, - const QItemSelection&)), - this, SLOT(selectionChanged(const QItemSelection&, - const QItemSelection&)))); - FQ_VERIFY(connect(exifTable_, SIGNAL(showExifDetails()), - this, SLOT(showFullExifInfo()))); - } - - void FQTermImageOrigin::scrollTo(const QString& filename) { - - QString path = QFileInfo(filename).absolutePath(); - model_->refresh(); - tree_->setRootIndex(model_->index(path)); - canvas_->loadImage(filename); - - if (canvas_->isHidden() && !isHidden()) { - canvas_->show(); - } - - const QModelIndex& index = model_->index(filename); - tree_->scrollTo(index); - tree_->setCurrentIndex(index); - } - - void FQTermImageOrigin::updateImage(const QString& filename) { - - static int i = 0; - if (++i == 10) { - model_->refresh(model_->index(filename)); - i = 0; - } - canvas_->updateImage(filename); - } - - void FQTermImageOrigin::previous() { - - const QModelIndex& index = tree_->indexAbove(tree_->currentIndex()); - if (index.isValid()) { - tree_->setCurrentIndex(index); - canvas_->loadImage(QDir::toNativeSeparators(model_->filePath(index))); - } - } - - void FQTermImageOrigin::next() { - - const QModelIndex& index = tree_->indexBelow(tree_->currentIndex()); - if (index.isValid()) { - tree_->setCurrentIndex(index); - canvas_->loadImage(QDir::toNativeSeparators(model_->filePath(index))); - } - } - - void FQTermImageOrigin::adjustItemSize() { - - QFontMetrics fm(font()); - ItemDelegate::size_.setWidth(qMax(128, fm.width("WWWWWWWW.WWW"))); - ItemDelegate::size_.setHeight(fm.height() + 150); - } - - void FQTermImageOrigin::selectionChanged(const QItemSelection & selected, - const QItemSelection & deselected) { - - onChange(tree_->selectionModel()->currentIndex()); - } - - void FQTermImageOrigin::sortFileList(int index) { - - model_->setSorting(QDir::SortFlag(comboBox_->itemData(index).toInt())); - QString poolPath = config_->getItemValue("preference", "pool"); - - if (poolPath.isEmpty()) { - poolPath = getPath(USER_CONFIG) + "pool/"; - } - - tree_->setRootIndex(model_->index(poolPath)); - } - - void FQTermImageOrigin::showFullExifInfo() { - - QString exifInfo = QString::fromStdString(exifExtractor_->extractExifInfo(model_->filePath(tree_->currentIndex()).toLocal8Bit().data())); - QString comment; - - if ((*exifExtractor_)["UserComment"].length() > 8) { - - QString commentEncoding = QString::fromStdString((*exifExtractor_)["UserComment"].substr(0, 8)); - - if (commentEncoding.startsWith("UNICODE")) { - //UTF-16 - QTextCodec* c = QTextCodec::codecForName("UTF-16"); - comment = c->toUnicode((*exifExtractor_)["UserComment"].substr(8).c_str()); - } else if (commentEncoding.startsWith("JIS")) { - //JIS X 0208 - QTextCodec* c = QTextCodec::codecForName("JIS X 0208"); - comment = c->toUnicode((*exifExtractor_)["UserComment"].substr(8).c_str()); - } else { - comment = QString::fromStdString((*exifExtractor_)["UserComment"].substr(8)); - } - } - - - QTextEdit* info = new QTextEdit; - info->setText(exifInfo + tr("Comment : ") + comment + "\n"); - info->setWindowFlags(Qt::Dialog); - info->setAttribute(Qt::WA_DeleteOnClose); - info->setAttribute(Qt::WA_ShowModal); - // info->setLineWrapMode(QTextEdit::NoWrap); - info->setReadOnly(true); - QFontMetrics fm(font()); - info->resize(fm.width("Orientation : 1st row - 1st col : top - left side "), fm.height() * 20); - info->show(); - } - - void FQTermImageOrigin::adjustLayout(bool withExifTable) { - - if (withExifTable) { - - layout_->addWidget(canvas_, 0, 1, 11, 10); - layout_->addWidget(exifTable_, 11, 1, 1, 10, Qt::AlignHCenter); - if (!isHidden() && exifTable_->isHidden()) { - exifTable_->show(); - } - - layout_->addWidget(canvas_->ToolBar(), 12, 1, 1, 10, Qt::AlignHCenter); - } else { - layout_->addWidget(canvas_, 0, 1, 12, 10); - layout_->removeWidget(exifTable_); - exifTable_->hide(); - layout_->addWidget(canvas_->ToolBar(), 12, 1, 1, 10, Qt::AlignHCenter); - } - } - - void FQTermImageOrigin::updateExifInfo() { - - exifTable_->clear(); - - QString exifInfoToShow = "
" + + tr("Model") + " : " + QString::fromStdString((*exifExtractor_)["Model"]) + "" + + QString::fromStdString((*exifExtractor_)["DateTime"]) + "" + + QString::fromStdString((*exifExtractor_)["Flash"]) + "
" + + tr("ExposureTime") + " : " + QString::fromStdString((*exifExtractor_)["ExposureTime"]) + "" + + tr("FNumber") + " : " + QString::fromStdString((*exifExtractor_)["FNumber"]) + "" + + tr("ISO") + " : " + QString::fromStdString((*exifExtractor_)["ISOSpeedRatings"]) + "
" + + tr("FocalLength") + " : " + QString::fromStdString((*exifExtractor_)["FocalLength"]) + "" + + tr("MeteringMode") + " : " + QString::fromStdString((*exifExtractor_)["MeteringMode"]) + "" + + tr("ExposureBias") + " : " + QString::fromStdString((*exifExtractor_)["ExposureBiasValue"]) + "
" - + "" - + ""; - - exifTable_->setText(exifInfoToShow); - if (!isHidden() && exifTable_->isHidden()) { - exifTable_->show(); - } - } - - void FQTermImageOrigin::closeEvent( QCloseEvent *clse ) { - - hide(); - clse->ignore(); - return ; - } - - ImageViewerDirModel::ImageViewerDirModel(QObject *parent /*= 0*/) - : QDirModel(parent) { - - //insertColumn(1); - QStringList nameFilterList; - QList formats = QImageReader::supportedImageFormats(); - for (QList::iterator it = formats.begin(); - it != formats.end(); - ++it) { - QString filter("*."); - filter.append(it->data()); - nameFilterList << filter; - } - setNameFilters(nameFilterList); - setFilter(QDir::Files); - } - - int ImageViewerDirModel::columnCount(const QModelIndex &/*parent*/) const { - - return 2; - } - - QVariant ImageViewerDirModel::headerData( - int section, Qt::Orientation orientation, int role) const { - //if (section == 0) return QVariant(); - if (role == Qt::DisplayRole) { - // if (section == 1) { - return QString(tr("Image Preview")); - //} - } - return QDirModel::headerData(section, orientation, role); - } - - QVariant ImageViewerDirModel::data(const QModelIndex &index, int role) const { - //if (index.column() == 0) return QVariant(); - if (role == Qt::DecorationRole) { - if (isDir(index)) { - return QVariant(); - } - - QString path = QDir::toNativeSeparators(filePath(index)); - if (path.endsWith(QDir::separator())) - path.chop(1); - - QPixmap pixmap; - bool res = pixmap.load(path); - if (!res) { - QList formats = QImageReader::supportedImageFormats(); - for (QList::iterator it = formats.begin(); - !res && it != formats.end(); - ++it) { - res = pixmap.load(path, it->data()); - } - } - - if (pixmap.height() > 128 || pixmap.width() > 128) { - return pixmap.scaled(128, 128, - Qt::KeepAspectRatio, Qt::SmoothTransformation); - } - - return pixmap; - } else if (role == Qt::DisplayRole) { - return fileName(index); - }/* - else if (role == Qt::TextAlignmentRole) { - return Qt::Qt::AlignBottom; - }*/ - return QVariant(); - } - - QSize ItemDelegate::size_; - - void ItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem & option, - const QModelIndex & index ) const { - //if (index.column() == 0) return; - QStyleOptionViewItemV3 opt = setOptions(index, option); - - // prepare - painter->save(); - - // get the data and the rectangles - const QPixmap& pixmap - = qvariant_cast(index.data(Qt::DecorationRole)); - QRect decorationRect = QRect(opt.rect.topLeft(), pixmap.size()); - decorationRect.moveTo(decorationRect.left(), decorationRect.top() + 10); - const QString& text = index.data(Qt::DisplayRole).toString(); - QFontMetrics fm(painter->font()); - QRect displayRect = QRect(decorationRect.bottomLeft(), - QSize(fm.width(text),fm.height())); - - QRect checkRect; - Qt::CheckState checkState = Qt::Unchecked; - QVariant value = index.data(Qt::CheckStateRole); - - if (value.isValid()) { - checkState = static_cast(value.toInt()); -#if QT_VERSION >= 0x050000 - checkRect = doCheck(opt, opt.rect, value); -#else - checkRect = check(opt, opt.rect, value); -#endif - } - - // do the layout - - // doLayout(opt, &checkRect, &decorationRect, &displayRect, false); - - // draw the item - - drawBackground(painter, opt, index); - painter->drawPixmap(decorationRect, pixmap); - painter->drawText(displayRect, text); - - drawFocus(painter, opt, displayRect); - - // done - painter->restore(); - } - - void ExifTable::mouseReleaseEvent(QMouseEvent *pEvent) { - - if (pEvent->button() == Qt::LeftButton) { - emit(showExifDetails()); - } - } - - ExifTable::ExifTable(QWidget *parent) : QLabel(parent) { - - } - -} - -#include "imageviewer_origin.moc" diff --git a/src/ui/imageviewer_origin.h b/src/ui/imageviewer_origin.h deleted file mode 100644 index c50f175..0000000 --- a/src/ui/imageviewer_origin.h +++ /dev/null @@ -1,108 +0,0 @@ -/////////////////////////////////////////////////////// -//////// the origin image viewer ////////////////////// -/////////////////////////////////////////////////////// - -#ifndef FQTERM_IMAGEVIEWER_ORIGIN_H -#define FQTERM_IMAGEVIEWER_ORIGIN_H - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "pictureflow.h" -#include "fqtermimage.h" - -namespace FQTerm -{ - - class FQTermCanvas; - class ExifExtractor; - - class ItemDelegate : public QItemDelegate { - public: - static QSize size_; - - ItemDelegate() { - size_ = QSize(250,200); - } - - QSize sizeHint (const QStyleOptionViewItem & option, const QModelIndex & index) const { -//if (index.column() == 0) return QSize(1, 1); - return size_; - } - - void paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const; - }; - - class ExifTable : public QLabel { - Q_OBJECT; - - public: - ExifTable(QWidget *parent); - - signals: - void showExifDetails(); - - protected: - void mouseReleaseEvent(QMouseEvent *pEvent); - }; - - class ImageViewerDirModel : public QDirModel { - public: - ImageViewerDirModel(QObject *parent = 0); - - int columnCount(const QModelIndex & = QModelIndex()) const; - QVariant headerData ( int section, Qt::Orientation orientation, int role) const; - QVariant data(const QModelIndex &index, int role) const; - }; - - class FQTermImageOrigin: public FQTermImage { - Q_OBJECT; - - public: - FQTermImageOrigin(FQTermConfig * config, QWidget *parent, Qt::WindowFlags wflag); - ~FQTermImageOrigin(); - void scrollTo(const QString& filename); - void updateImage(const QString& filename); - - public slots: - void onChange(const QModelIndex & index); - void next(); - void previous(); - void adjustItemSize(); - void selectionChanged(const QItemSelection & selected, const QItemSelection & deselected); - void sortFileList(int index); - void showFullExifInfo(); - void adjustLayout(bool withExifTable); - void updateExifInfo(); - - protected: - void closeEvent(QCloseEvent *clse); - - private: - FQTermCanvas* canvas_; - QTreeView* tree_; - ImageViewerDirModel* model_; - QMenuBar* menuBar_; - QComboBox* comboBox_; - FQTermConfig* config_; - ExifExtractor* exifExtractor_; - ExifTable* exifTable_; - QGridLayout* layout_; - bool isExifTableShown_; - }; - -} - -#endif diff --git a/src/ui/pictureflow.cpp b/src/ui/pictureflow.cpp deleted file mode 100644 index cd749f0..0000000 --- a/src/ui/pictureflow.cpp +++ /dev/null @@ -1,1201 +0,0 @@ - -/*************************************************************************** - * fqterm, a terminal emulator for both BBS and *nix. * - * Copyright (C) 2008 fqterm development group. * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * - ***************************************************************************/ - -/* - PictureFlow - animated image show widget - http://pictureflow.googlecode.com - - Copyright (C) 2007 Ariya Hidayat (ariya@kde.org) - - Permission is hereby granted, free of charge, to any person obtaining a copy - of this software and associated documentation files (the "Software"), to deal - in the Software without restriction, including without limitation the rights - to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - copies of the Software, and to permit persons to whom the Software is - furnished to do so, subject to the following conditions: - - The above copyright notice and this permission notice shall be included in - all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - THE SOFTWARE. -*/ - -#include "pictureflow.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -// uncomment this to enable bilinear filtering for texture mapping -// gives much better rendering, at the cost of memory space -// #define PICTUREFLOW_BILINEAR_FILTER - -// for fixed-point arithmetic, we need minimum 32-bit long -// long long (64-bit) might be useful for multiplication and division -typedef long PFreal; -#define PFREAL_SHIFT 10 -#define PFREAL_FACTOR (1 << PFREAL_SHIFT) -#define PFREAL_ONE (1 << PFREAL_SHIFT) -#define PFREAL_HALF (PFREAL_ONE >> 1) - -inline PFreal fmul(PFreal a, PFreal b) -{ - return ((long long)(a))*((long long)(b)) >> PFREAL_SHIFT; -} - -inline PFreal fdiv(PFreal num, PFreal den) -{ - long long p = (long long)(num) << (PFREAL_SHIFT*2); - long long q = p / (long long)den; - long long r = q >> PFREAL_SHIFT; - - return r; -} - -#define IANGLE_MAX 1024 -#define IANGLE_MASK 1023 - -// warning: regenerate the table if IANGLE_MAX and PFREAL_SHIFT are changed! -static const PFreal sinTable[IANGLE_MAX] = { - 3, 9, 15, 21, 28, 34, 40, 47, - 53, 59, 65, 72, 78, 84, 90, 97, - 103, 109, 115, 122, 128, 134, 140, 147, - 153, 159, 165, 171, 178, 184, 190, 196, - 202, 209, 215, 221, 227, 233, 239, 245, - 251, 257, 264, 270, 276, 282, 288, 294, - 300, 306, 312, 318, 324, 330, 336, 342, - 347, 353, 359, 365, 371, 377, 383, 388, - 394, 400, 406, 412, 417, 423, 429, 434, - 440, 446, 451, 457, 463, 468, 474, 479, - 485, 491, 496, 501, 507, 512, 518, 523, - 529, 534, 539, 545, 550, 555, 561, 566, - 571, 576, 581, 587, 592, 597, 602, 607, - 612, 617, 622, 627, 632, 637, 642, 647, - 652, 656, 661, 666, 671, 675, 680, 685, - 690, 694, 699, 703, 708, 712, 717, 721, - 726, 730, 735, 739, 743, 748, 752, 756, - 760, 765, 769, 773, 777, 781, 785, 789, - 793, 797, 801, 805, 809, 813, 816, 820, - 824, 828, 831, 835, 839, 842, 846, 849, - 853, 856, 860, 863, 866, 870, 873, 876, - 879, 883, 886, 889, 892, 895, 898, 901, - 904, 907, 910, 913, 916, 918, 921, 924, - 927, 929, 932, 934, 937, 939, 942, 944, - 947, 949, 951, 954, 956, 958, 960, 963, - 965, 967, 969, 971, 973, 975, 977, 978, - 980, 982, 984, 986, 987, 989, 990, 992, - 994, 995, 997, 998, 999, 1001, 1002, 1003, - 1004, 1006, 1007, 1008, 1009, 1010, 1011, 1012, - 1013, 1014, 1015, 1015, 1016, 1017, 1018, 1018, - 1019, 1019, 1020, 1020, 1021, 1021, 1022, 1022, - 1022, 1023, 1023, 1023, 1023, 1023, 1023, 1023, - 1023, 1023, 1023, 1023, 1023, 1023, 1023, 1022, - 1022, 1022, 1021, 1021, 1020, 1020, 1019, 1019, - 1018, 1018, 1017, 1016, 1015, 1015, 1014, 1013, - 1012, 1011, 1010, 1009, 1008, 1007, 1006, 1004, - 1003, 1002, 1001, 999, 998, 997, 995, 994, - 992, 990, 989, 987, 986, 984, 982, 980, - 978, 977, 975, 973, 971, 969, 967, 965, - 963, 960, 958, 956, 954, 951, 949, 947, - 944, 942, 939, 937, 934, 932, 929, 927, - 924, 921, 918, 916, 913, 910, 907, 904, - 901, 898, 895, 892, 889, 886, 883, 879, - 876, 873, 870, 866, 863, 860, 856, 853, - 849, 846, 842, 839, 835, 831, 828, 824, - 820, 816, 813, 809, 805, 801, 797, 793, - 789, 785, 781, 777, 773, 769, 765, 760, - 756, 752, 748, 743, 739, 735, 730, 726, - 721, 717, 712, 708, 703, 699, 694, 690, - 685, 680, 675, 671, 666, 661, 656, 652, - 647, 642, 637, 632, 627, 622, 617, 612, - 607, 602, 597, 592, 587, 581, 576, 571, - 566, 561, 555, 550, 545, 539, 534, 529, - 523, 518, 512, 507, 501, 496, 491, 485, - 479, 474, 468, 463, 457, 451, 446, 440, - 434, 429, 423, 417, 412, 406, 400, 394, - 388, 383, 377, 371, 365, 359, 353, 347, - 342, 336, 330, 324, 318, 312, 306, 300, - 294, 288, 282, 276, 270, 264, 257, 251, - 245, 239, 233, 227, 221, 215, 209, 202, - 196, 190, 184, 178, 171, 165, 159, 153, - 147, 140, 134, 128, 122, 115, 109, 103, - 97, 90, 84, 78, 72, 65, 59, 53, - 47, 40, 34, 28, 21, 15, 9, 3, - -4, -10, -16, -22, -29, -35, -41, -48, - -54, -60, -66, -73, -79, -85, -91, -98, - -104, -110, -116, -123, -129, -135, -141, -148, - -154, -160, -166, -172, -179, -185, -191, -197, - -203, -210, -216, -222, -228, -234, -240, -246, - -252, -258, -265, -271, -277, -283, -289, -295, - -301, -307, -313, -319, -325, -331, -337, -343, - -348, -354, -360, -366, -372, -378, -384, -389, - -395, -401, -407, -413, -418, -424, -430, -435, - -441, -447, -452, -458, -464, -469, -475, -480, - -486, -492, -497, -502, -508, -513, -519, -524, - -530, -535, -540, -546, -551, -556, -562, -567, - -572, -577, -582, -588, -593, -598, -603, -608, - -613, -618, -623, -628, -633, -638, -643, -648, - -653, -657, -662, -667, -672, -676, -681, -686, - -691, -695, -700, -704, -709, -713, -718, -722, - -727, -731, -736, -740, -744, -749, -753, -757, - -761, -766, -770, -774, -778, -782, -786, -790, - -794, -798, -802, -806, -810, -814, -817, -821, - -825, -829, -832, -836, -840, -843, -847, -850, - -854, -857, -861, -864, -867, -871, -874, -877, - -880, -884, -887, -890, -893, -896, -899, -902, - -905, -908, -911, -914, -917, -919, -922, -925, - -928, -930, -933, -935, -938, -940, -943, -945, - -948, -950, -952, -955, -957, -959, -961, -964, - -966, -968, -970, -972, -974, -976, -978, -979, - -981, -983, -985, -987, -988, -990, -991, -993, - -995, -996, -998, -999, -1000, -1002, -1003, -1004, - -1005, -1007, -1008, -1009, -1010, -1011, -1012, -1013, - -1014, -1015, -1016, -1016, -1017, -1018, -1019, -1019, - -1020, -1020, -1021, -1021, -1022, -1022, -1023, -1023, - -1023, -1024, -1024, -1024, -1024, -1024, -1024, -1024, - -1024, -1024, -1024, -1024, -1024, -1024, -1024, -1023, - -1023, -1023, -1022, -1022, -1021, -1021, -1020, -1020, - -1019, -1019, -1018, -1017, -1016, -1016, -1015, -1014, - -1013, -1012, -1011, -1010, -1009, -1008, -1007, -1005, - -1004, -1003, -1002, -1000, -999, -998, -996, -995, - -993, -991, -990, -988, -987, -985, -983, -981, - -979, -978, -976, -974, -972, -970, -968, -966, - -964, -961, -959, -957, -955, -952, -950, -948, - -945, -943, -940, -938, -935, -933, -930, -928, - -925, -922, -919, -917, -914, -911, -908, -905, - -902, -899, -896, -893, -890, -887, -884, -880, - -877, -874, -871, -867, -864, -861, -857, -854, - -850, -847, -843, -840, -836, -832, -829, -825, - -821, -817, -814, -810, -806, -802, -798, -794, - -790, -786, -782, -778, -774, -770, -766, -761, - -757, -753, -749, -744, -740, -736, -731, -727, - -722, -718, -713, -709, -704, -700, -695, -691, - -686, -681, -676, -672, -667, -662, -657, -653, - -648, -643, -638, -633, -628, -623, -618, -613, - -608, -603, -598, -593, -588, -582, -577, -572, - -567, -562, -556, -551, -546, -540, -535, -530, - -524, -519, -513, -508, -502, -497, -492, -486, - -480, -475, -469, -464, -458, -452, -447, -441, - -435, -430, -424, -418, -413, -407, -401, -395, - -389, -384, -378, -372, -366, -360, -354, -348, - -343, -337, -331, -325, -319, -313, -307, -301, - -295, -289, -283, -277, -271, -265, -258, -252, - -246, -240, -234, -228, -222, -216, -210, -203, - -197, -191, -185, -179, -172, -166, -160, -154, - -148, -141, -135, -129, -123, -116, -110, -104, - -98, -91, -85, -79, -73, -66, -60, -54, - -48, -41, -35, -29, -22, -16, -10, -4 -}; - -// this is the program the generate the above table -#if 0 -#include -#include - -#ifndef M_PI -#define M_PI 3.14159265358979323846 -#endif - -#define PFREAL_ONE 1024 -#define IANGLE_MAX 1024 - -int main(int, char**) -{ - FILE*f = fopen("table.c","wt"); - fprintf(f,"PFreal sinTable[] = {\n"); - for(int i = 0; i < 128; ++i) - { - for(int j = 0; j < 8; ++j) - { - int iang = j+i*8; - double ii = (double)iang + 0.5; - double angle = ii * 2 * M_PI / IANGLE_MAX; - double sinAngle = sin(angle); - fprintf(f,"%6d, ", (int)(floor(PFREAL_ONE*sinAngle))); - } - fprintf(f,"\n"); - } - fprintf(f,"};\n"); - fclose(f); - - return 0; -} -#endif - -inline PFreal fsin(int iangle) -{ - while(iangle < 0) - iangle += IANGLE_MAX; - return sinTable[iangle & IANGLE_MASK]; -} - -inline PFreal fcos(int iangle) -{ - // quarter phase shift - return fsin(iangle + (IANGLE_MAX >> 2)); -} - -namespace FQTerm { - -struct SlideInfo -{ - int slideIndex; - int angle; - PFreal cx; - PFreal cy; -}; - -class PictureFlowPrivate -{ -public: - PictureFlowPrivate(PictureFlow* widget); - - int slideCount() const; - void setSlideCount(int count); - - QSize slideSize() const; - void setSlideSize(QSize size); - - int zoomFactor() const; - void setZoomFactor(int z); - - QImage slide(int index) const; - void setSlide(int index, const QImage& image); - - int currentSlide() const; - void setCurrentSlide(int index); - - void showPrevious(); - void showNext(); - void showSlide(int index); - - void resize(int w, int h); - - void render(); - void startAnimation(); - void updateAnimation(); - - QImage buffer; - QBasicTimer animateTimer; - QVector slidesRect; - -private: - PictureFlow* widget; - - int slideWidth; - int slideHeight; - int zoom; - - QVector slideImages; - int centerIndex; - - SlideInfo centerSlide; - QVector leftSlides; - QVector rightSlides; - - QVector rays; - int itilt; - int spacing; - PFreal offsetX; - PFreal offsetY; - - QImage blankSurface; - QCache surfaceCache; - QTimer triggerTimer; - - int slideFrame; - int step; - int target; - int fade; - - void recalc(int w, int h); - QRect renderSlide(const SlideInfo &slide, int alpha=256, int col1=-1, int col=-1); - QImage* surface(int slideIndex); - void triggerRender(); - void resetSlides(); -}; - -PictureFlowPrivate::PictureFlowPrivate(PictureFlow* w) -{ - widget = w; - - slideWidth = 200; - slideHeight = 200; - zoom = 100; - - centerIndex = 0; - - slideFrame = 0; - step = 0; - target = 0; - fade = 256; - - triggerTimer.setSingleShot(true); - triggerTimer.setInterval(0); - QObject::connect(&triggerTimer, SIGNAL(timeout()), widget, SLOT(render())); - - recalc(200, 200); - resetSlides(); -} - -int PictureFlowPrivate::slideCount() const -{ - return slideImages.count(); -} - -void PictureFlowPrivate::setSlideCount(int count) -{ - slideImages.resize(count); - surfaceCache.clear(); - resetSlides(); - triggerRender(); -} - -QSize PictureFlowPrivate::slideSize() const -{ - return QSize(slideWidth, slideHeight); -} - -void PictureFlowPrivate::setSlideSize(QSize size) -{ - slideWidth = size.width(); - slideHeight = size.height(); - recalc(buffer.width(), buffer.height()); - triggerRender(); -} - -int PictureFlowPrivate::zoomFactor() const -{ - return zoom; -} - -void PictureFlowPrivate::setZoomFactor(int z) -{ - if(z <= 0) - return; - - zoom = z; - recalc(buffer.width(), buffer.height()); - triggerRender(); -} - -QImage PictureFlowPrivate::slide(int index) const -{ - return slideImages[index]; -} - -void PictureFlowPrivate::setSlide(int index, const QImage& image) -{ - if((index >= 0) && (index < slideImages.count())) - { - slideImages[index] = image; - surfaceCache.remove(index); - triggerRender(); - } -} - -int PictureFlowPrivate::currentSlide() const -{ - return centerIndex; -} - -void PictureFlowPrivate::setCurrentSlide(int index) -{ - step = 0; - centerIndex = qBound(index, 0, slideImages.count()-1); - target = centerIndex; - slideFrame = index << 16; - resetSlides(); - triggerRender(); -} - -void PictureFlowPrivate::showPrevious() -{ - if(step >= 0) - { - if(centerIndex > 0) - { - target = centerIndex - 1; - startAnimation(); - } - } - else - { - target = qMax(0, centerIndex - 2); - } -} - -void PictureFlowPrivate::showNext() -{ - if(step <= 0) - { - if(centerIndex < slideImages.count()-1) - { - target = centerIndex + 1; - startAnimation(); - } - } - else - { - target = qMin(centerIndex + 2, slideImages.count()-1); - } -} - -void PictureFlowPrivate::showSlide(int index) -{ - index = qMax(index, 0); - index = qMin(slideImages.count()-1, index); - - target = index; - startAnimation(); -} - -void PictureFlowPrivate::resize(int w, int h) -{ - recalc(w, h); - resetSlides(); - triggerRender(); -} - - -// adjust slides so that they are in "steady state" position -void PictureFlowPrivate::resetSlides() -{ - centerSlide.angle = 0; - centerSlide.cx = 0; - centerSlide.cy = 0; - centerSlide.slideIndex = centerIndex; - - leftSlides.clear(); - leftSlides.resize(6); - for(int i = 0; i < leftSlides.count(); ++i) - { - SlideInfo& si = leftSlides[i]; - si.angle = itilt; - si.cx = -(offsetX + spacing*i*PFREAL_ONE); - si.cy = offsetY; - si.slideIndex = centerIndex-1-i; - } - - rightSlides.clear(); - rightSlides.resize(6); - for(int i = 0; i < rightSlides.count(); ++i) - { - SlideInfo& si = rightSlides[i]; - si.angle = -itilt; - si.cx = offsetX + spacing*i*PFREAL_ONE; - si.cy = offsetY; - si.slideIndex = centerIndex+1+i; - } -} - -#define BILINEAR_STRETCH_HOR 4 -#define BILINEAR_STRETCH_VER 4 - -static QImage scaleImage (QImage image, int w, int h) { - // I don't have to scale it - if (w == image.width() && h == image.height()) - return(image); - - QImage output(w, h, QImage::Format_ARGB32_Premultiplied); - output.fill(0); - - double scaleHeight = w / (double) image.height(); - double scaleWidth = h / (double) image.width(); - - double s = qMin(scaleWidth, scaleHeight); - - int sw = (int) qRound(s * image.width()); - int sh = (int) qRound(s * image.height()); - - // Scale Image - QImage imgScaled = image.scaled(sw, sh, Qt::KeepAspectRatio, Qt::SmoothTransformation); - - int _x = (w - sw) / 2; - int _y = (h - sh); - - for (int x = 0; x < imgScaled.width(); ++x) { - for (int y = 0; y < imgScaled.height(); ++y) { - output.setPixel(x + _x, y + _y, imgScaled.pixel(x, y)); - } - } - - return(output); -} - -static QImage prepareSurface(QImage img, int w, int h) -{ - img = scaleImage(img, w, h); - - // slightly larger, to accomodate for the reflection - int hs = h * 2; - int hofs = h / 3; - - // offscreen buffer: black is sweet - QImage result(hs, w, QImage::Format_RGB32); - result.fill(0); - - // transpose the image, this is to speed-up the rendering - // because we process one column at a time - // (and much better and faster to work row-wise, i.e in one scanline) - for(int x = 0; x < w; x++) - for(int y = 0; y < h; y++) - result.setPixel(hofs + y, x, img.pixel(x, y)); - - // create the reflection - int ht = hs - h - hofs; - int hte = ht; - for(int x = 0; x < w; x++) - for(int y = 0; y < ht; y++) - { - QRgb color = img.pixel(x, img.height()-y-1); - int a = qAlpha(color); - int r = qRed(color) * a / 256 * (hte - y) / hte * 3/5; - int g = qGreen(color) * a / 256 * (hte - y) / hte * 3/5; - int b = qBlue(color) * a / 256 * (hte - y) / hte * 3/5; - result.setPixel(h+hofs+y, x, qRgb(r, g, b)); - } - -#ifdef PICTUREFLOW_BILINEAR_FILTER - int hh = BILINEAR_STRETCH_VER*hs; - int ww = BILINEAR_STRETCH_HOR*w; - result = scaleImage(result, hh, ww); -#endif - - return result; -} - - -// get transformed image for specified slide -// if it does not exist, create it and place it in the cache -QImage* PictureFlowPrivate::surface(int slideIndex) -{ - if(slideIndex < 0) - return 0; - if(slideIndex >= slideImages.count()) - return 0; - - if(surfaceCache.contains(slideIndex)) - return surfaceCache[slideIndex]; - - QImage img = widget->slide(slideIndex); - if(img.isNull()) - { - if(blankSurface.isNull()) - { - blankSurface = QImage(slideWidth, slideHeight, QImage::Format_RGB32); - - QPainter painter(&blankSurface); - QPoint p1(slideWidth*4/10, 0); - QPoint p2(slideWidth*6/10, slideHeight); - QLinearGradient linearGrad(p1, p2); - linearGrad.setColorAt(0, Qt::black); - linearGrad.setColorAt(1, Qt::white); - painter.setBrush(linearGrad); - painter.fillRect(0, 0, slideWidth, slideHeight, QBrush(linearGrad)); - - painter.setPen(QPen(QColor(64,64,64), 4)); - painter.setBrush(QBrush()); - painter.drawRect(2, 2, slideWidth-3, slideHeight-3); - painter.end(); - blankSurface = prepareSurface(blankSurface, slideWidth, slideHeight); - } - return &blankSurface; - } - - surfaceCache.insert(slideIndex, new QImage(prepareSurface(img, slideWidth, slideHeight))); - return surfaceCache[slideIndex]; -} - - -// Schedules rendering the slides. Call this function to avoid immediate -// render and thus cause less flicker. -void PictureFlowPrivate::triggerRender() -{ - triggerTimer.start(); -} - -// Render the slides. Updates only the offscreen buffer. -void PictureFlowPrivate::render() -{ - buffer.fill(Qt::black); - - int nleft = leftSlides.count(); - int nright = rightSlides.count(); - - QRect r = renderSlide(centerSlide); - int c1 = r.left(); - int c2 = r.right(); - - if(step == 0) - { - slidesRect.clear(); - slidesRect.resize(11); - - // no animation, boring plain rendering - for(int index = 0; index < nleft-1; index++) - { - int alpha = (index < nleft-2) ? 256 : 128; - QRect rs = renderSlide(leftSlides[index], alpha, 0, c1-1); - slidesRect[index] = rs; - if(!rs.isEmpty()) - c1 = rs.left(); - } - slidesRect[5] = r; - for(int index = 0; index < nright-1; index++) - { - int alpha = (index < nright-2) ? 256 : 128; - QRect rs = renderSlide(rightSlides[index], alpha, c2+1, buffer.width()); - slidesRect[6 + index] = rs; - if(!rs.isEmpty()) - c2 = rs.right(); - } - } - else - { - // the first and last slide must fade in/fade out - for(int index = 0; index < nleft; index++) - { - int alpha = 256; - if(index == nleft-1) - alpha = (step > 0) ? 0 : 128-fade/2; - if(index == nleft-2) - alpha = (step > 0) ? 128-fade/2 : 256-fade/2; - if(index == nleft-3) - alpha = (step > 0) ? 256-fade/2 : 256; - QRect rs = renderSlide(leftSlides[index], alpha, 0, c1-1); - if(!rs.isEmpty()) - c1 = rs.left(); - } - for(int index = 0; index < nright; index++) - { - int alpha = (index < nright-2) ? 256 : 128; - if(index == nright-1) - alpha = (step > 0) ? fade/2 : 0; - if(index == nright-2) - alpha = (step > 0) ? 128+fade/2 : fade/2; - if(index == nright-3) - alpha = (step > 0) ? 256 : 128+fade/2; - QRect rs = renderSlide(rightSlides[index], alpha, c2+1, buffer.width()); - if(!rs.isEmpty()) - c2 = rs.right(); - } - } -} - -// Renders a slide to offscreen buffer. Returns a rect of the rendered area. -// alpha=256 means normal, alpha=0 is fully black, alpha=128 half transparent -// col1 and col2 limit the column for rendering. -QRect PictureFlowPrivate::renderSlide(const SlideInfo &slide, int alpha, -int col1, int col2) -{ - QImage* src = surface(slide.slideIndex); - if(!src) - return QRect(); - - QRect rect(0, 0, 0, 0); - -#ifdef PICTUREFLOW_BILINEAR_FILTER - int sw = src->height() / BILINEAR_STRETCH_HOR; - int sh = src->width() / BILINEAR_STRETCH_VER; -#else - int sw = src->height(); - int sh = src->width(); -#endif - int h = buffer.height(); - int w = buffer.width(); - - if(col1 > col2) - { - int c = col2; - col2 = col1; - col1 = c; - } - - col1 = (col1 >= 0) ? col1 : 0; - col2 = (col2 >= 0) ? col2 : w-1; - col1 = qMin(col1, w-1); - col2 = qMin(col2, w-1); - - int distance = h * 100 / zoom; - PFreal sdx = fcos(slide.angle); - PFreal sdy = fsin(slide.angle); - PFreal xs = slide.cx - slideWidth * sdx/2; - PFreal ys = slide.cy - slideWidth * sdy/2; - PFreal dist = distance * PFREAL_ONE; - - int xi = qMax((PFreal)0, ((w*PFREAL_ONE/2) + fdiv(xs*h, dist+ys)) >> PFREAL_SHIFT); - if(xi >= w) - return rect; - - bool flag = false; - rect.setLeft(xi); - - for(int x = qMax(xi, col1); x <= col2; x++) - { - PFreal hity = 0; - PFreal fk = rays[x]; - if(sdy) - { - fk = fk - fdiv(sdx,sdy); - hity = -fdiv((rays[x]*distance - slide.cx + slide.cy*sdx/sdy), fk); - } - - dist = distance*PFREAL_ONE + hity; - if(dist < 0) - continue; - - PFreal hitx = fmul(dist, rays[x]); - PFreal hitdist = fdiv(hitx - slide.cx, sdx); - -#ifdef PICTUREFLOW_BILINEAR_FILTER - int column = sw*BILINEAR_STRETCH_HOR/2 + (hitdist*BILINEAR_STRETCH_HOR >> PFREAL_SHIFT); - if(column >= sw*BILINEAR_STRETCH_HOR) - break; -#else - int column = sw/2 + (hitdist >> PFREAL_SHIFT); - if(column >= sw) - break; -#endif - if(column < 0) - continue; - - rect.setRight(x); - if(!flag) - rect.setLeft(x); - flag = true; - - int y1 = h/2; - int y2 = y1+ 1; - QRgb* pixel1 = (QRgb*)(buffer.scanLine(y1)) + x; - QRgb* pixel2 = (QRgb*)(buffer.scanLine(y2)) + x; - QRgb pixelstep = pixel2 - pixel1; - -#ifdef PICTUREFLOW_BILINEAR_FILTER - int center = (sh*BILINEAR_STRETCH_VER/2); - int dy = dist*BILINEAR_STRETCH_VER / h; -#else - int center = (sh/2); - int dy = dist / h; -#endif - int p1 = center*PFREAL_ONE - dy/2; - int p2 = center*PFREAL_ONE + dy/2; - - const QRgb *ptr = (const QRgb*)(src->scanLine(column)); - if(alpha == 256) - while((y1 >= 0) && (y2 < h) && (p1 >= 0)) - { - *pixel1 = ptr[p1 >> PFREAL_SHIFT]; - *pixel2 = ptr[p2 >> PFREAL_SHIFT]; - p1 -= dy; - p2 += dy; - y1--; - y2++; - pixel1 -= pixelstep; - pixel2 += pixelstep; - } - else - while((y1 >= 0) && (y2 < h) && (p1 >= 0)) - { - QRgb c1 = ptr[p1 >> PFREAL_SHIFT]; - QRgb c2 = ptr[p2 >> PFREAL_SHIFT]; - - int r1 = qRed(c1) * alpha/256; - int g1 = qGreen(c1) * alpha/256; - int b1 = qBlue(c1) * alpha/256; - int r2 = qRed(c2) * alpha/256; - int g2 = qGreen(c2) * alpha/256; - int b2 = qBlue(c2) * alpha/256; - - *pixel1 = qRgb(r1, g1, b1); - *pixel2 = qRgb(r2, g2, b2); - p1 -= dy; - p2 += dy; - y1--; - y2++; - pixel1 -= pixelstep; - pixel2 += pixelstep; - } - } - - rect.setTop(0); - rect.setBottom(h-1); - return rect; -} - -// Updates look-up table and other stuff necessary for the rendering. -// Call this when the viewport size or slide dimension is changed. -void PictureFlowPrivate::recalc(int ww, int wh) -{ - int w = (ww+1)/2; - int h = (wh+1)/2; - buffer = QImage(ww, wh, QImage::Format_RGB32); - buffer.fill(0); - - rays.resize(w*2); - - for(int i = 0; i < w; ++i) - { - PFreal gg = (PFREAL_HALF + i * PFREAL_ONE) / (2*h); - rays[w-i-1] = -gg; - rays[w+i] = gg; - } - - - itilt = 70 * IANGLE_MAX / 360; // approx. 70 degrees tilted - - offsetX = slideWidth/2 * (PFREAL_ONE-fcos(itilt)); - offsetY = slideWidth/2 * fsin(itilt); - offsetX += slideWidth * PFREAL_ONE; - offsetY += slideWidth * PFREAL_ONE / 4; - spacing = 40; - - surfaceCache.clear(); - blankSurface = QImage(); -} - -void PictureFlowPrivate::startAnimation() -{ -#if 1 - if(!animateTimer.isActive()) - { - step = (target < centerSlide.slideIndex) ? -1 : 1; - animateTimer.start(30, widget); - } -#else - if (animateTimer.isActive()) - animateTimer.stop(); - - step = (target < centerSlide.slideIndex) ? -1 : 1; - animateTimer.start(30, widget); -#endif -} - -// Updates the animation effect. Call this periodically from a timer. -void PictureFlowPrivate::updateAnimation() -{ - if(!animateTimer.isActive()) - return; - if(step == 0) - return; - - int speed = 16384; - - // deaccelerate when approaching the target - if(true) - { - const int max = 2 * 65536; - - int fi = slideFrame; - fi -= (target << 16); - if(fi < 0) - fi = -fi; - fi = qMin(fi, max); - - int ia = IANGLE_MAX * (fi-max/2) / (max*2); - speed = 512 + 16384 * (PFREAL_ONE+fsin(ia))/PFREAL_ONE; - } - - slideFrame += speed*step; - - int index = slideFrame >> 16; - int pos = slideFrame & 0xffff; - int neg = 65536 - pos; - int tick = (step < 0) ? neg : pos; - PFreal ftick = (tick * PFREAL_ONE) >> 16; - - // the leftmost and rightmost slide must fade away - fade = pos / 256; - - if(step < 0) - index++; - if(centerIndex != index) - { - centerIndex = index; - slideFrame = index << 16; - centerSlide.slideIndex = centerIndex; - for(int i = 0; i < leftSlides.count(); ++i) - leftSlides[i].slideIndex = centerIndex-1-i; - for(int i = 0; i < rightSlides.count(); ++i) - rightSlides[i].slideIndex = centerIndex+1+i; - } - - centerSlide.angle = (step * tick * itilt) >> 16; - centerSlide.cx = -step * fmul(offsetX, ftick); - centerSlide.cy = fmul(offsetY, ftick); - - if(centerIndex == target) - { - resetSlides(); - animateTimer.stop(); - triggerRender(); - step = 0; - fade = 256; - return; - } - - for(int i = 0; i < leftSlides.count(); ++i) - { - SlideInfo& si = leftSlides[i]; - si.angle = itilt; - si.cx = -(offsetX + spacing*i*PFREAL_ONE + step*spacing*ftick); - si.cy = offsetY; - } - - for(int i = 0; i < rightSlides.count(); ++i) - { - SlideInfo& si = rightSlides[i]; - si.angle = -itilt; - si.cx = offsetX + spacing*i*PFREAL_ONE - step*spacing*ftick; - si.cy = offsetY; - } - - if(step > 0) - { - PFreal ftick = (neg * PFREAL_ONE) >> 16; - rightSlides[0].angle = -(neg * itilt) >> 16; - rightSlides[0].cx = fmul(offsetX, ftick); - rightSlides[0].cy = fmul(offsetY, ftick); - } - else - { - PFreal ftick = (pos * PFREAL_ONE) >> 16; - leftSlides[0].angle = (pos * itilt) >> 16; - leftSlides[0].cx = -fmul(offsetX, ftick); - leftSlides[0].cy = fmul(offsetY, ftick); - } - - // must change direction ? - if(target < index) if(step > 0) - step = -1; - if(target > index) if(step < 0) - step = 1; - - triggerRender(); -} - -// ----------------------------------------- - -PictureFlow::PictureFlow(QWidget* parent): QWidget(parent) -{ - d = new PictureFlowPrivate(this); - - setAttribute(Qt::WA_StaticContents, true); - setAttribute(Qt::WA_OpaquePaintEvent, true); - setAttribute(Qt::WA_NoSystemBackground, true); -} - -PictureFlow::~PictureFlow() -{ - delete d; -} - -int PictureFlow::slideCount() const -{ - return d->slideCount(); -} - -void PictureFlow::setSlideCount(int count) -{ - d->setSlideCount(count); -} - -QSize PictureFlow::slideSize() const -{ - return d->slideSize(); -} - -void PictureFlow::setSlideSize(QSize size) -{ - d->setSlideSize(size); -} - -int PictureFlow::zoomFactor() const -{ - return d->zoomFactor(); -} - -void PictureFlow::setZoomFactor(int z) -{ - d->setZoomFactor(z); -} - -QImage PictureFlow::slide(int index) const -{ - return d->slide(index); -} - -void PictureFlow::setSlide(int index, const QImage& image) -{ - d->setSlide(index, image); -} - -void PictureFlow::setSlide(int index, const QPixmap& pixmap) -{ - d->setSlide(index, pixmap.toImage()); -} - -int PictureFlow::currentSlide() const -{ - return d->currentSlide(); -} - -void PictureFlow::setCurrentSlide(int index) -{ - d->setCurrentSlide(index); -} - -void PictureFlow::clear() -{ - d->setSlideCount(0); -} - -void PictureFlow::render() -{ - d->render(); - update(); -} - -void PictureFlow::showPrevious() -{ - d->showPrevious(); -} - -void PictureFlow::showNext() -{ - d->showNext(); -} - -void PictureFlow::showSlide(int index) -{ - d->showSlide(index); -} - -void PictureFlow::showSlideAt (int x, int y) { - if (d->slidesRect[5].contains(x, y)) - return; - - if (x < d->slidesRect[5].x()) { - for (int i=0; i < 5; ++i) { - if (d->slidesRect[i].contains(x, y)) { - showSlide(d->currentSlide() - (i + 1)); - return; - } - } - } else { - for (int i=6; i < 11; ++i) { - if (d->slidesRect[i].contains(x, y)) { - showSlide(d->currentSlide() + (i - 5)); - return; - } - } - } -} - -void PictureFlow::keyPressEvent(QKeyEvent* event) -{ - - switch (event->key()) { - case Qt::Key_Left: - if(event->modifiers() == Qt::AltModifier) { - showSlide(currentSlide() - 5); - } else { - showPrevious(); - } - event->accept(); - return; - case Qt::Key_Right: - if(event->modifiers() == Qt::AltModifier) { - showSlide(currentSlide() + 5); - } else { - showNext(); - } - event->accept(); - return; - case Qt::Key_Up: - showSlide(currentSlide() + 10); - event->accept(); - return; - case Qt::Key_Down: - showSlide(currentSlide() - 10); - event->accept(); - return; - default: - break; - } - - event->ignore(); -} - -void PictureFlow::mouseReleaseEvent (QMouseEvent *event) { - showSlideAt(event->x(), event->y()); -} - -void PictureFlow::mouseMoveEvent (QMouseEvent *event) { - showSlideAt(event->x(), event->y()); -} - -void PictureFlow::wheelEvent (QWheelEvent *event) { - int numDegrees = event->delta() / 8; - int numSteps = numDegrees / 15; - - d->showSlide(d->currentSlide() + numSteps); - event->accept(); -} - -void PictureFlow::paintEvent(QPaintEvent* event) -{ - Q_UNUSED(event); - QPainter painter(this); - painter.setRenderHint(QPainter::Antialiasing, false); - painter.drawImage(QPoint(0,0), d->buffer); -} - -void PictureFlow::resizeEvent(QResizeEvent* event) -{ - d->resize(width(), height()); - QWidget::resizeEvent(event); -} - -void PictureFlow::timerEvent(QTimerEvent* event) -{ - if(event->timerId() == d->animateTimer.timerId()) - d->updateAnimation(); - else - QWidget::timerEvent(event); -} - -} // namespace FQTerm - -#include "pictureflow.moc" diff --git a/src/ui/pictureflow.h b/src/ui/pictureflow.h deleted file mode 100644 index c9cf5aa..0000000 --- a/src/ui/pictureflow.h +++ /dev/null @@ -1,198 +0,0 @@ - -/*************************************************************************** - * fqterm, a terminal emulator for both BBS and *nix. * - * Copyright (C) 2008 fqterm development group. * - * * - * This program is free software; you can redistribute it and/or modify * - * it under the terms of the GNU General Public License as published by * - * the Free Software Foundation; either version 2 of the License, or * - * (at your option) any later version. * - * * - * This program is distributed in the hope that it will be useful, * - * but WITHOUT ANY WARRANTY; without even the implied warranty of * - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * - * GNU General Public License for more details. * - * * - * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * - ***************************************************************************/ - -/* - PictureFlow - animated image show widget - http://pictureflow.googlecode.com - - Copyright (C) 2007 Ariya Hidayat (ariya@kde.org) - - Permission is hereby granted, free of charge, to any person obtaining a copy - of this software and associated documentation files (the "Software"), to deal - in the Software without restriction, including without limitation the rights - to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - copies of the Software, and to permit persons to whom the Software is - furnished to do so, subject to the following conditions: - - The above copyright notice and this permission notice shall be included in - all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - THE SOFTWARE. -*/ - -#ifndef PICTUREFLOW_H -#define PICTUREFLOW_H - -#include - -namespace FQTerm { - -class PictureFlowPrivate; - -/*! - Class PictureFlow implements an image show widget with animation effect - like Apple's CoverFlow (in iTunes and iPod). Images are arranged in form - of slides, one main slide is shown at the center with few slides on - the left and right sides of the center slide. When the next or previous - slide is brought to the front, the whole slides flow to the right or - the right with smooth animation effect; until the new slide is finally - placed at the center. - - */ -class PictureFlow : public QWidget -{ -Q_OBJECT - - Q_PROPERTY(int slideCount READ slideCount WRITE setSlideCount) - Q_PROPERTY(int currentSlide READ currentSlide WRITE setCurrentSlide) - Q_PROPERTY(QSize slideSize READ slideSize WRITE setSlideSize) - Q_PROPERTY(int zoomFactor READ zoomFactor WRITE setZoomFactor) - -public: - /*! - Creates a new PictureFlow widget. - */ - PictureFlow(QWidget* parent = 0); - - /*! - Destroys the widget. - */ - ~PictureFlow(); - - /*! - Returns the total number of slides. - */ - int slideCount() const; - - /*! - Sets the total number of slides. - */ - void setSlideCount(int count); - - /*! - Returns the dimension of each slide (in pixels). - */ - QSize slideSize() const; - - /*! - Sets the dimension of each slide (in pixels). - */ - void setSlideSize(QSize size); - - /*! - Sets the zoom factor (in percent). - */ - void setZoomFactor(int zoom); - - /*! - Returns the zoom factor (in percent). - */ - int zoomFactor() const; - - /*! - Returns QImage of specified slide. - This function will be called only whenever necessary, e.g. the 100th slide - will not be retrived when only the first few slides are visible. - */ - virtual QImage slide(int index) const; - - /*! - Sets an image for specified slide. If the slide already exists, - it will be replaced. - */ - virtual void setSlide(int index, const QImage& image); - - /*! - Sets a pixmap for specified slide. If the slide already exists, - it will be replaced. - */ - virtual void setSlide(int index, const QPixmap& pixmap); - - /*! - Returns the index of slide currently shown in the middle of the viewport. - */ - int currentSlide() const; - -signals: - void slideSelected (int index); - -public slots: - - /*! - Sets slide to be shown in the middle of the viewport. No animation - effect will be produced, unlike using showSlide. - */ - void setCurrentSlide(int index); - - /*! - Clears images of all slides. - */ - void clear(); - - /*! - Rerender the widget. Normally this function will be automatically invoked - whenever necessary, e.g. during the transition animation. - */ - void render(); - - /*! - Shows previous slide using animation effect. - */ - void showPrevious(); - - /*! - Shows next slide using animation effect. - */ - void showNext(); - - /*! - Go to specified slide using animation effect. - */ - void showSlide(int index); - - - /*! - Go to slide at specified position using animation effect. - */ - void showSlideAt(int x, int y); - -protected: - void mouseReleaseEvent (QMouseEvent *event); - void mouseMoveEvent (QMouseEvent *event); - void wheelEvent (QWheelEvent *event); - void paintEvent(QPaintEvent *event); - void keyPressEvent(QKeyEvent *event); - void resizeEvent(QResizeEvent *event); - void timerEvent(QTimerEvent *event); - -private: - PictureFlowPrivate* d; -}; - -} // namespace FQTerm - -#endif // PICTUREFLOW_H -- cgit v1.2.3
" - + tr("Model") + " : " + QString::fromStdString((*exifExtractor_)["Model"]) + "" - + QString::fromStdString((*exifExtractor_)["DateTime"]) + "" - + QString::fromStdString((*exifExtractor_)["Flash"]) + "
" - + tr("ExposureTime") + " : " + QString::fromStdString((*exifExtractor_)["ExposureTime"]) + "" - + tr("FNumber") + " : " + QString::fromStdString((*exifExtractor_)["FNumber"]) + "" - + tr("ISO") + " : " + QString::fromStdString((*exifExtractor_)["ISOSpeedRatings"]) + "
" - + tr("FocalLength") + " : " + QString::fromStdString((*exifExtractor_)["FocalLength"]) + "" - + tr("MeteringMode") + " : " + QString::fromStdString((*exifExtractor_)["MeteringMode"]) + "" - + tr("ExposureBias") + " : " + QString::fromStdString((*exifExtractor_)["ExposureBiasValue"]) + "