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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#include "xfa/fxfa/app/xfa_ffimageedit.h"
#include "xfa/fwl/core/cfwl_message.h"
#include "xfa/fwl/core/ifwl_app.h"
#include "xfa/fwl/core/ifwl_notedriver.h"
#include "xfa/fwl/lightwidget/cfwl_picturebox.h"
#include "xfa/fxfa/app/xfa_fffield.h"
#include "xfa/fxfa/app/xfa_ffwidget.h"
#include "xfa/include/fxfa/xfa_ffdoc.h"
#include "xfa/include/fxfa/xfa_ffdocview.h"
#include "xfa/include/fxfa/xfa_ffpageview.h"
CXFA_FFImageEdit::CXFA_FFImageEdit(CXFA_FFPageView* pPageView,
CXFA_WidgetAcc* pDataAcc)
: CXFA_FFField(pPageView, pDataAcc), m_pOldDelegate(NULL) {}
CXFA_FFImageEdit::~CXFA_FFImageEdit() {
CXFA_FFImageEdit::UnloadWidget();
}
FX_BOOL CXFA_FFImageEdit::LoadWidget() {
CFWL_PictureBox* pPictureBox = new CFWL_PictureBox;
if (pPictureBox) {
pPictureBox->Initialize();
}
m_pNormalWidget = (CFWL_Widget*)pPictureBox;
IFWL_Widget* pWidget = m_pNormalWidget->GetWidget();
m_pNormalWidget->SetPrivateData(pWidget, this, NULL);
IFWL_NoteDriver* pNoteDriver = FWL_GetApp()->GetNoteDriver();
pNoteDriver->RegisterEventTarget(pWidget, pWidget);
m_pOldDelegate = pPictureBox->SetDelegate(this);
CXFA_FFField::LoadWidget();
if (m_pDataAcc->GetImageEditImage()) {
return TRUE;
}
UpdateFWLData();
return TRUE;
}
void CXFA_FFImageEdit::UnloadWidget() {
m_pDataAcc->SetImageEditImage(NULL);
CXFA_FFField::UnloadWidget();
}
void CXFA_FFImageEdit::RenderWidget(CFX_Graphics* pGS,
CFX_Matrix* pMatrix,
uint32_t dwStatus,
int32_t iRotate) {
if (!IsMatchVisibleStatus(dwStatus)) {
return;
}
CFX_Matrix mtRotate;
GetRotateMatrix(mtRotate);
if (pMatrix) {
mtRotate.Concat(*pMatrix);
}
CXFA_FFWidget::RenderWidget(pGS, &mtRotate, dwStatus);
CXFA_Border borderUI = m_pDataAcc->GetUIBorder();
DrawBorder(pGS, borderUI, m_rtUI, &mtRotate);
RenderCaption(pGS, &mtRotate);
if (CFX_DIBitmap* pDIBitmap = m_pDataAcc->GetImageEditImage()) {
CFX_RectF rtImage;
m_pNormalWidget->GetWidgetRect(rtImage);
int32_t iHorzAlign = XFA_ATTRIBUTEENUM_Left;
int32_t iVertAlign = XFA_ATTRIBUTEENUM_Top;
if (CXFA_Para para = m_pDataAcc->GetPara()) {
iHorzAlign = para.GetHorizontalAlign();
iVertAlign = para.GetVerticalAlign();
}
int32_t iAspect = XFA_ATTRIBUTEENUM_Fit;
if (CXFA_Value value = m_pDataAcc->GetFormValue()) {
if (CXFA_Image imageObj = value.GetImage()) {
iAspect = imageObj.GetAspect();
}
}
int32_t iImageXDpi = 0;
int32_t iImageYDpi = 0;
m_pDataAcc->GetImageEditDpi(iImageXDpi, iImageYDpi);
XFA_DrawImage(pGS, rtImage, &mtRotate, pDIBitmap, iAspect, iImageXDpi,
iImageYDpi, iHorzAlign, iVertAlign);
}
}
FX_BOOL CXFA_FFImageEdit::OnLButtonDown(uint32_t dwFlags,
FX_FLOAT fx,
FX_FLOAT fy) {
if (m_pDataAcc->GetAccess() != XFA_ATTRIBUTEENUM_Open) {
return FALSE;
}
if (!PtInActiveRect(fx, fy)) {
return FALSE;
}
SetButtonDown(TRUE);
CFWL_MsgMouse ms;
ms.m_dwCmd = FWL_MSGMOUSECMD_LButtonDown;
ms.m_dwFlags = dwFlags;
ms.m_fx = fx;
ms.m_fy = fy;
ms.m_pDstTarget = m_pNormalWidget->m_pIface;
FWLToClient(ms.m_fx, ms.m_fy);
TranslateFWLMessage(&ms);
IXFA_AppProvider* pAppProvider = GetAppProvider();
if (!pAppProvider) {
return TRUE;
}
CFX_WideString wsTitle;
CFX_WideString wsFilter;
pAppProvider->LoadString(XFA_IDS_ImageFilter, wsFilter);
CFX_WideStringArray wsPathArray;
pAppProvider->ShowFileDialog(wsTitle, wsFilter, wsPathArray);
int32_t iSize = wsPathArray.GetSize();
if (iSize < 1) {
return TRUE;
}
CFX_WideString wsFilePath = wsPathArray[0];
FX_STRSIZE nLen = wsFilePath.GetLength();
FX_STRSIZE nIndex = nLen - 1;
while (nIndex > 0 && wsFilePath[nIndex] != '.') {
nIndex--;
}
if (nIndex <= 0) {
return TRUE;
}
CFX_WideString wsContentType(L"image/");
wsContentType += wsFilePath.Right(nLen - nIndex - 1);
wsContentType.MakeLower();
FXCODEC_IMAGE_TYPE eImageType = XFA_GetImageType(wsContentType);
if (eImageType == FXCODEC_IMAGE_UNKNOWN) {
return TRUE;
}
CFX_WideString wsImage;
IFX_FileRead* pFileRead = FX_CreateFileRead(wsFilePath);
if (pFileRead) {
int32_t nDataSize = pFileRead->GetSize();
if (nDataSize > 0) {
CFX_ByteString bsBuf;
FX_CHAR* pImageBuffer = bsBuf.GetBuffer(nDataSize);
pFileRead->ReadBlock(pImageBuffer, 0, nDataSize);
bsBuf.ReleaseBuffer();
if (!bsBuf.IsEmpty()) {
FX_CHAR* pData = XFA_Base64Encode(bsBuf, nDataSize);
wsImage = CFX_WideString::FromLocal(pData);
FX_Free(pData);
}
}
m_pDataAcc->SetImageEditImage(NULL);
pFileRead->Release();
}
m_pDataAcc->SetImageEdit(wsContentType, CFX_WideStringC(), wsImage);
m_pDataAcc->LoadImageEditImage();
AddInvalidateRect();
m_pDocView->SetChangeMark();
return TRUE;
}
void CXFA_FFImageEdit::SetFWLRect() {
if (!m_pNormalWidget) {
return;
}
CFX_RectF rtUIMargin;
m_pDataAcc->GetUIMargin(rtUIMargin);
CFX_RectF rtImage(m_rtUI);
rtImage.Deflate(rtUIMargin.left, rtUIMargin.top, rtUIMargin.width,
rtUIMargin.height);
m_pNormalWidget->SetWidgetRect(rtImage);
}
FX_BOOL CXFA_FFImageEdit::CommitData() {
return TRUE;
}
FX_BOOL CXFA_FFImageEdit::UpdateFWLData() {
m_pDataAcc->SetImageEditImage(NULL);
m_pDataAcc->LoadImageEditImage();
return TRUE;
}
int32_t CXFA_FFImageEdit::OnProcessMessage(CFWL_Message* pMessage) {
return m_pOldDelegate->OnProcessMessage(pMessage);
}
FWL_ERR CXFA_FFImageEdit::OnProcessEvent(CFWL_Event* pEvent) {
CXFA_FFField::OnProcessEvent(pEvent);
return m_pOldDelegate->OnProcessEvent(pEvent);
}
FWL_ERR CXFA_FFImageEdit::OnDrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix) {
return m_pOldDelegate->OnDrawWidget(pGraphics, pMatrix);
}
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