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// Copyright 2014 The PDFium Authors
// 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 <utility>
#include "core/fxge/dib/cfx_dibitmap.h"
#include "xfa/fxfa/cxfa_ffapp.h"
#include "xfa/fxfa/cxfa_ffdoc.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_FFWidget(pNode) {}
CXFA_FFImage::~CXFA_FFImage() = default;
void CXFA_FFImage::PreFinalize() {
GetNode()->SetLayoutImage(nullptr);
}
bool CXFA_FFImage::IsLoaded() {
return !!GetNode()->GetLayoutImage();
}
bool CXFA_FFImage::LoadWidget() {
if (GetNode()->GetLayoutImage())
return true;
return GetNode()->LoadLayoutImage(GetDoc()) && CXFA_FFWidget::LoadWidget();
}
void CXFA_FFImage::RenderWidget(CFGAS_GEGraphics* pGS,
const CFX_Matrix& matrix,
HighlightOption highlight) {
if (!HasVisibleStatus())
return;
CFX_Matrix mtRotate = GetRotateMatrix();
mtRotate.Concat(matrix);
CXFA_FFWidget::RenderWidget(pGS, mtRotate, highlight);
RetainPtr<CFX_DIBitmap> pDIBitmap = GetNode()->GetLayoutImage();
if (!pDIBitmap)
return;
CFX_RectF rtImage = GetRectWithoutRotate();
CXFA_Margin* margin = m_pNode->GetMarginIfExists();
XFA_RectWithoutMargin(&rtImage, margin);
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();
}
auto* value = m_pNode->GetFormValueIfExists();
if (!value)
return;
CXFA_Image* image = value->GetImageIfExists();
if (!image)
return;
XFA_DrawImage(pGS, rtImage, mtRotate, std::move(pDIBitmap),
image->GetAspect(), m_pNode->GetLayoutImageDpi(), iHorzAlign,
iVertAlign);
}
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