152 lines
4.6 KiB
C++
152 lines
4.6 KiB
C++
// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#include "xfa/fxfa/cxfa_ffimageedit.h"
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#include <utility>
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#include "core/fxge/dib/cfx_dibitmap.h"
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#include "third_party/base/ptr_util.h"
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#include "xfa/fwl/cfwl_app.h"
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#include "xfa/fwl/cfwl_messagemouse.h"
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#include "xfa/fwl/cfwl_notedriver.h"
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#include "xfa/fwl/cfwl_picturebox.h"
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#include "xfa/fxfa/cxfa_ffdoc.h"
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#include "xfa/fxfa/cxfa_ffdocview.h"
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#include "xfa/fxfa/cxfa_fffield.h"
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#include "xfa/fxfa/cxfa_ffpageview.h"
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#include "xfa/fxfa/cxfa_ffwidget.h"
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#include "xfa/fxfa/parser/cxfa_border.h"
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#include "xfa/fxfa/parser/cxfa_image.h"
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#include "xfa/fxfa/parser/cxfa_para.h"
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#include "xfa/fxfa/parser/cxfa_value.h"
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CXFA_FFImageEdit::CXFA_FFImageEdit(CXFA_Node* pNode) : CXFA_FFField(pNode) {}
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CXFA_FFImageEdit::~CXFA_FFImageEdit() {
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m_pNode->SetImageEditImage(nullptr);
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}
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bool CXFA_FFImageEdit::LoadWidget() {
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ASSERT(!IsLoaded());
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auto pNew = pdfium::MakeUnique<CFWL_PictureBox>(GetFWLApp());
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CFWL_PictureBox* pPictureBox = pNew.get();
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SetNormalWidget(std::move(pNew));
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pPictureBox->SetAdapterIface(this);
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CFWL_NoteDriver* pNoteDriver = pPictureBox->GetOwnerApp()->GetNoteDriver();
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pNoteDriver->RegisterEventTarget(pPictureBox, pPictureBox);
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m_pOldDelegate = pPictureBox->GetDelegate();
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pPictureBox->SetDelegate(this);
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CXFA_FFField::LoadWidget();
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if (!m_pNode->GetImageEditImage())
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UpdateFWLData();
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return true;
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}
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void CXFA_FFImageEdit::RenderWidget(CXFA_Graphics* pGS,
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const CFX_Matrix& matrix,
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HighlightOption highlight) {
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if (!HasVisibleStatus())
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return;
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CFX_Matrix mtRotate = GetRotateMatrix();
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mtRotate.Concat(matrix);
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CXFA_FFWidget::RenderWidget(pGS, mtRotate, highlight);
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DrawBorder(pGS, m_pNode->GetUIBorder(), m_rtUI, mtRotate);
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RenderCaption(pGS, &mtRotate);
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RetainPtr<CFX_DIBitmap> pDIBitmap = m_pNode->GetImageEditImage();
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if (!pDIBitmap)
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return;
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CFX_RectF rtImage = GetNormalWidget()->GetWidgetRect();
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XFA_AttributeValue iHorzAlign = XFA_AttributeValue::Left;
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XFA_AttributeValue iVertAlign = XFA_AttributeValue::Top;
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CXFA_Para* para = m_pNode->GetParaIfExists();
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if (para) {
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iHorzAlign = para->GetHorizontalAlign();
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iVertAlign = para->GetVerticalAlign();
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}
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XFA_AttributeValue iAspect = XFA_AttributeValue::Fit;
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CXFA_Value* value = m_pNode->GetFormValueIfExists();
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if (value) {
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CXFA_Image* image = value->GetImageIfExists();
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if (image)
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iAspect = image->GetAspect();
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}
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XFA_DrawImage(pGS, rtImage, mtRotate, pDIBitmap, iAspect,
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m_pNode->GetImageEditDpi(), iHorzAlign, iVertAlign);
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}
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bool CXFA_FFImageEdit::AcceptsFocusOnButtonDown(uint32_t dwFlags,
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const CFX_PointF& point,
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FWL_MouseCommand command) {
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if (command != FWL_MouseCommand::LeftButtonDown)
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return CXFA_FFField::AcceptsFocusOnButtonDown(dwFlags, point, command);
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if (!m_pNode->IsOpenAccess())
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return false;
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if (!PtInActiveRect(point))
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return false;
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return true;
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}
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bool CXFA_FFImageEdit::OnLButtonDown(uint32_t dwFlags,
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const CFX_PointF& point) {
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ObservedPtr<CXFA_FFImageEdit> pWatched(this);
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SetButtonDown(true);
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SendMessageToFWLWidget(pdfium::MakeUnique<CFWL_MessageMouse>(
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GetNormalWidget(), FWL_MouseCommand::LeftButtonDown, dwFlags,
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FWLToClient(point)));
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return !!pWatched;
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}
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void CXFA_FFImageEdit::SetFWLRect() {
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if (!GetNormalWidget())
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return;
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CFX_RectF rtUIMargin = m_pNode->GetUIMargin();
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CFX_RectF rtImage(m_rtUI);
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rtImage.Deflate(rtUIMargin.left, rtUIMargin.top, rtUIMargin.width,
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rtUIMargin.height);
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GetNormalWidget()->SetWidgetRect(rtImage);
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}
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bool CXFA_FFImageEdit::CommitData() {
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return true;
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}
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bool CXFA_FFImageEdit::UpdateFWLData() {
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m_pNode->SetImageEditImage(nullptr);
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m_pNode->LoadImageEditImage(GetDoc());
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return true;
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}
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void CXFA_FFImageEdit::OnProcessMessage(CFWL_Message* pMessage) {
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m_pOldDelegate->OnProcessMessage(pMessage);
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}
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void CXFA_FFImageEdit::OnProcessEvent(CFWL_Event* pEvent) {
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CXFA_FFField::OnProcessEvent(pEvent);
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m_pOldDelegate->OnProcessEvent(pEvent);
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}
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void CXFA_FFImageEdit::OnDrawWidget(CXFA_Graphics* pGraphics,
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const CFX_Matrix& matrix) {
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m_pOldDelegate->OnDrawWidget(pGraphics, matrix);
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}
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FormFieldType CXFA_FFImageEdit::GetFormFieldType() {
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return FormFieldType::kXFA_ImageField;
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}
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