// 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_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->GetUIBorderData(), 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); }