// 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_ffimage.h" #include "xfa/fxfa/cxfa_ffapp.h" #include "xfa/fxfa/cxfa_ffdoc.h" #include "xfa/fxfa/cxfa_ffdraw.h" #include "xfa/fxfa/cxfa_ffpageview.h" #include "xfa/fxfa/cxfa_ffwidget.h" #include "xfa/fxfa/parser/cxfa_image.h" #include "xfa/fxfa/parser/cxfa_para.h" #include "xfa/fxfa/parser/cxfa_value.h" CXFA_FFImage::CXFA_FFImage(CXFA_Node* pNode) : CXFA_FFDraw(pNode) {} CXFA_FFImage::~CXFA_FFImage() { CXFA_FFImage::UnloadWidget(); } bool CXFA_FFImage::IsLoaded() { return !!GetNode()->GetWidgetAcc()->GetImageImage(); } bool CXFA_FFImage::LoadWidget() { if (GetNode()->GetWidgetAcc()->GetImageImage()) return true; return GetNode()->GetWidgetAcc()->LoadImageImage(GetDoc()) ? CXFA_FFDraw::LoadWidget() : false; } void CXFA_FFImage::UnloadWidget() { GetNode()->GetWidgetAcc()->SetImageImage(nullptr); } void CXFA_FFImage::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); RetainPtr<CFX_DIBitmap> pDIBitmap = GetNode()->GetWidgetAcc()->GetImageImage(); if (!pDIBitmap) return; CFX_RectF rtImage = GetRectWithoutRotate(); CXFA_Margin* margin = m_pNode->GetMarginIfExists(); if (margin) XFA_RectWithoutMargin(rtImage, margin); XFA_AttributeEnum iHorzAlign = XFA_AttributeEnum::Left; XFA_AttributeEnum iVertAlign = XFA_AttributeEnum::Top; CXFA_Para* para = m_pNode->GetParaIfExists(); if (para) { iHorzAlign = para->GetHorizontalAlign(); iVertAlign = para->GetVerticalAlign(); } int32_t iImageXDpi = 0; int32_t iImageYDpi = 0; m_pNode->GetWidgetAcc()->GetImageDpi(iImageXDpi, iImageYDpi); auto* value = m_pNode->GetFormValueIfExists(); CXFA_Image* image = value ? value->GetImageIfExists() : nullptr; if (image) { XFA_DrawImage(pGS, rtImage, mtRotate, pDIBitmap, image->GetAspect(), iImageXDpi, iImageYDpi, iHorzAlign, iVertAlign); } }