diff options
Diffstat (limited to 'src/ui/fqterm_canvas.cpp')
| -rw-r--r-- | src/ui/fqterm_canvas.cpp | 537 |
1 files changed, 0 insertions, 537 deletions
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 <QCloseEvent> -#include <QKeyEvent> -#include <QResizeEvent> -#include <QMouseEvent> -#include <QMenu> -#include <QMenuBar> -#include <QFileDialog> -#include <QMessageBox> -#include <QLabel> -#include <QMatrix> -#include <QToolBar> -#include <QActionGroup> -#include <QToolButton> -#include <QDesktopServices> -#include <QDir> -#include <QUrl> -#include <QImageReader> -#include <QMovie> - -#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<QByteArray> formats = QImageReader::supportedImageFormats(); - for (QList<QByteArray>::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" |