| // 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 "core/fxge/dib/cfx_dibitmap.h" |
| #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_image.h" |
| #include "xfa/fxfa/parser/cxfa_para.h" |
| #include "xfa/fxfa/parser/cxfa_value.h" |
| |
| CXFA_FFImageEdit::CXFA_FFImageEdit(CXFA_Node* pNode) : CXFA_FFField(pNode) {} |
| |
| CXFA_FFImageEdit::~CXFA_FFImageEdit() { |
| m_pNode->SetImageEditImage(nullptr); |
| } |
| |
| bool CXFA_FFImageEdit::LoadWidget() { |
| ASSERT(!IsLoaded()); |
| auto pNew = pdfium::MakeUnique<CFWL_PictureBox>(GetFWLApp()); |
| CFWL_PictureBox* pPictureBox = pNew.get(); |
| SetNormalWidget(std::move(pNew)); |
| pPictureBox->SetAdapterIface(this); |
| |
| CFWL_NoteDriver* pNoteDriver = pPictureBox->GetOwnerApp()->GetNoteDriver(); |
| pNoteDriver->RegisterEventTarget(pPictureBox, pPictureBox); |
| m_pOldDelegate = pPictureBox->GetDelegate(); |
| pPictureBox->SetDelegate(this); |
| |
| CXFA_FFField::LoadWidget(); |
| if (!m_pNode->GetImageEditImage()) |
| UpdateFWLData(); |
| |
| return true; |
| } |
| |
| void CXFA_FFImageEdit::RenderWidget(CXFA_Graphics* pGS, |
| const CFX_Matrix& matrix, |
| HighlightOption highlight) { |
| if (!HasVisibleStatus()) |
| return; |
| |
| CFX_Matrix mtRotate = GetRotateMatrix(); |
| mtRotate.Concat(matrix); |
| |
| CXFA_FFWidget::RenderWidget(pGS, mtRotate, highlight); |
| DrawBorder(pGS, m_pNode->GetUIBorder(), m_rtUI, mtRotate); |
| RenderCaption(pGS, &mtRotate); |
| RetainPtr<CFX_DIBitmap> pDIBitmap = m_pNode->GetImageEditImage(); |
| if (!pDIBitmap) |
| return; |
| |
| CFX_RectF rtImage = GetNormalWidget()->GetWidgetRect(); |
| XFA_AttributeValue iHorzAlign = XFA_AttributeValue::Left; |
| XFA_AttributeValue iVertAlign = XFA_AttributeValue::Top; |
| CXFA_Para* para = m_pNode->GetParaIfExists(); |
| if (para) { |
| iHorzAlign = para->GetHorizontalAlign(); |
| iVertAlign = para->GetVerticalAlign(); |
| } |
| |
| XFA_AttributeValue iAspect = XFA_AttributeValue::Fit; |
| CXFA_Value* value = m_pNode->GetFormValueIfExists(); |
| if (value) { |
| CXFA_Image* image = value->GetImageIfExists(); |
| if (image) |
| iAspect = image->GetAspect(); |
| } |
| |
| XFA_DrawImage(pGS, rtImage, mtRotate, pDIBitmap, iAspect, |
| m_pNode->GetImageEditDpi(), iHorzAlign, iVertAlign); |
| } |
| |
| bool CXFA_FFImageEdit::AcceptsFocusOnButtonDown(uint32_t dwFlags, |
| const CFX_PointF& point, |
| FWL_MouseCommand command) { |
| if (command != FWL_MouseCommand::LeftButtonDown) |
| return CXFA_FFField::AcceptsFocusOnButtonDown(dwFlags, point, command); |
| |
| if (!m_pNode->IsOpenAccess()) |
| return false; |
| if (!PtInActiveRect(point)) |
| return false; |
| |
| return true; |
| } |
| |
| bool CXFA_FFImageEdit::OnLButtonDown(uint32_t dwFlags, |
| const CFX_PointF& point) { |
| ObservedPtr<CXFA_FFImageEdit> pWatched(this); |
| SetButtonDown(true); |
| SendMessageToFWLWidget(pdfium::MakeUnique<CFWL_MessageMouse>( |
| GetNormalWidget(), FWL_MouseCommand::LeftButtonDown, dwFlags, |
| FWLToClient(point))); |
| |
| return !!pWatched; |
| } |
| |
| void CXFA_FFImageEdit::SetFWLRect() { |
| if (!GetNormalWidget()) |
| return; |
| |
| CFX_RectF rtUIMargin = m_pNode->GetUIMargin(); |
| CFX_RectF rtImage(m_rtUI); |
| rtImage.Deflate(rtUIMargin.left, rtUIMargin.top, rtUIMargin.width, |
| rtUIMargin.height); |
| GetNormalWidget()->SetWidgetRect(rtImage); |
| } |
| |
| bool CXFA_FFImageEdit::CommitData() { |
| return true; |
| } |
| |
| bool CXFA_FFImageEdit::UpdateFWLData() { |
| m_pNode->SetImageEditImage(nullptr); |
| m_pNode->LoadImageEditImage(GetDoc()); |
| return true; |
| } |
| |
| void CXFA_FFImageEdit::OnProcessMessage(CFWL_Message* pMessage) { |
| m_pOldDelegate->OnProcessMessage(pMessage); |
| } |
| |
| void CXFA_FFImageEdit::OnProcessEvent(CFWL_Event* pEvent) { |
| // Prevents destruction of the CXFA_ContentLayoutItem that owns |this|. |
| RetainPtr<CXFA_ContentLayoutItem> retain_layout(m_pLayoutItem.Get()); |
| |
| CXFA_FFField::OnProcessEvent(pEvent); |
| m_pOldDelegate->OnProcessEvent(pEvent); |
| } |
| |
| void CXFA_FFImageEdit::OnDrawWidget(CXFA_Graphics* pGraphics, |
| const CFX_Matrix& matrix) { |
| m_pOldDelegate->OnDrawWidget(pGraphics, matrix); |
| } |
| |
| FormFieldType CXFA_FFImageEdit::GetFormFieldType() { |
| return FormFieldType::kXFA_ImageField; |
| } |