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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/cxfa_ffimageedit.h"
#include <utility>
#include "third_party/base/ptr_util.h"
#include "xfa/fwl/cfwl_app.h"
#include "xfa/fwl/cfwl_messagemouse.h"
#include "xfa/fwl/cfwl_notedriver.h"
#include "xfa/fwl/cfwl_picturebox.h"
#include "xfa/fxfa/cxfa_ffdoc.h"
#include "xfa/fxfa/cxfa_ffdocview.h"
#include "xfa/fxfa/cxfa_fffield.h"
#include "xfa/fxfa/cxfa_ffpageview.h"
#include "xfa/fxfa/cxfa_ffwidget.h"
#include "xfa/fxfa/parser/cxfa_border.h"
#include "xfa/fxfa/parser/cxfa_para.h"
#include "xfa/fxfa/parser/cxfa_value.h"
CXFA_FFImageEdit::CXFA_FFImageEdit(CXFA_WidgetAcc* pDataAcc)
: CXFA_FFField(pDataAcc), m_pOldDelegate(nullptr) {}
CXFA_FFImageEdit::~CXFA_FFImageEdit() {
CXFA_FFImageEdit::UnloadWidget();
}
bool CXFA_FFImageEdit::LoadWidget() {
auto pNew = pdfium::MakeUnique<CFWL_PictureBox>(GetFWLApp());
CFWL_PictureBox* pPictureBox = pNew.get();
m_pNormalWidget = std::move(pNew);
m_pNormalWidget->SetLayoutItem(this);
CFWL_NoteDriver* pNoteDriver =
m_pNormalWidget->GetOwnerApp()->GetNoteDriver();
pNoteDriver->RegisterEventTarget(m_pNormalWidget.get(),
m_pNormalWidget.get());
m_pOldDelegate = pPictureBox->GetDelegate();
pPictureBox->SetDelegate(this);
CXFA_FFField::LoadWidget();
if (!m_pDataAcc->GetImageEditImage())
UpdateFWLData();
return true;
}
void CXFA_FFImageEdit::UnloadWidget() {
m_pDataAcc->SetImageEditImage(nullptr);
CXFA_FFField::UnloadWidget();
}
void CXFA_FFImageEdit::RenderWidget(CXFA_Graphics* pGS,
const CFX_Matrix& matrix,
uint32_t dwStatus) {
if (!IsMatchVisibleStatus(dwStatus))
return;
CFX_Matrix mtRotate = GetRotateMatrix();
mtRotate.Concat(matrix);
CXFA_FFWidget::RenderWidget(pGS, mtRotate, dwStatus);
DrawBorder(pGS, m_pDataAcc->GetUIBorder(), m_rtUI, mtRotate);
RenderCaption(pGS, &mtRotate);
RetainPtr<CFX_DIBitmap> pDIBitmap = m_pDataAcc->GetImageEditImage();
if (!pDIBitmap)
return;
CFX_RectF rtImage = m_pNormalWidget->GetWidgetRect();
XFA_AttributeEnum iHorzAlign = XFA_AttributeEnum::Left;
XFA_AttributeEnum iVertAlign = XFA_AttributeEnum::Top;
CXFA_Para* para = m_pDataAcc->GetPara();
if (para) {
iHorzAlign = para->GetHorizontalAlign();
iVertAlign = para->GetVerticalAlign();
}
XFA_AttributeEnum iAspect = XFA_AttributeEnum::Fit;
CXFA_Value* value = m_pDataAcc->GetFormValue();
if (value) {
CXFA_ImageData imageData = value->GetImageData();
if (imageData.HasValidNode())
iAspect = imageData.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);
}
bool CXFA_FFImageEdit::OnLButtonDown(uint32_t dwFlags,
const CFX_PointF& point) {
if (!m_pDataAcc->IsOpenAccess())
return false;
if (!PtInActiveRect(point))
return false;
SetButtonDown(true);
CFWL_MessageMouse ms(nullptr, m_pNormalWidget.get());
ms.m_dwCmd = FWL_MouseCommand::LeftButtonDown;
ms.m_dwFlags = dwFlags;
ms.m_pos = FWLToClient(point);
TranslateFWLMessage(&ms);
return true;
}
void CXFA_FFImageEdit::SetFWLRect() {
if (!m_pNormalWidget)
return;
CFX_RectF rtUIMargin = m_pDataAcc->GetUIMargin();
CFX_RectF rtImage(m_rtUI);
rtImage.Deflate(rtUIMargin.left, rtUIMargin.top, rtUIMargin.width,
rtUIMargin.height);
m_pNormalWidget->SetWidgetRect(rtImage);
}
bool CXFA_FFImageEdit::CommitData() {
return true;
}
bool CXFA_FFImageEdit::UpdateFWLData() {
m_pDataAcc->SetImageEditImage(nullptr);
m_pDataAcc->LoadImageEditImage();
return true;
}
void CXFA_FFImageEdit::OnProcessMessage(CFWL_Message* pMessage) {
m_pOldDelegate->OnProcessMessage(pMessage);
}
void CXFA_FFImageEdit::OnProcessEvent(CFWL_Event* pEvent) {
CXFA_FFField::OnProcessEvent(pEvent);
m_pOldDelegate->OnProcessEvent(pEvent);
}
void CXFA_FFImageEdit::OnDrawWidget(CXFA_Graphics* pGraphics,
const CFX_Matrix& matrix) {
m_pOldDelegate->OnDrawWidget(pGraphics, matrix);
}
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