diff options
Diffstat (limited to 'core/fpdfapi/fpdf_page/cpdf_imageobject.cpp')
-rw-r--r-- | core/fpdfapi/fpdf_page/cpdf_imageobject.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/core/fpdfapi/fpdf_page/cpdf_imageobject.cpp b/core/fpdfapi/fpdf_page/cpdf_imageobject.cpp new file mode 100644 index 0000000000..f339935ecb --- /dev/null +++ b/core/fpdfapi/fpdf_page/cpdf_imageobject.cpp @@ -0,0 +1,44 @@ +// Copyright 2016 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 "core/fpdfapi/fpdf_page/include/cpdf_imageobject.h" + +#include "core/fpdfapi/fpdf_page/pageint.h" +#include "core/fpdfapi/fpdf_parser/include/cpdf_document.h" + +CPDF_ImageObject::CPDF_ImageObject() : m_pImage(nullptr) {} + +CPDF_ImageObject::~CPDF_ImageObject() { + if (!m_pImage) { + return; + } + if (m_pImage->IsInline() || + (m_pImage->GetStream() && m_pImage->GetStream()->GetObjNum() == 0)) { + delete m_pImage; + } else { + m_pImage->GetDocument()->GetPageData()->ReleaseImage(m_pImage->GetStream()); + } +} + +CPDF_ImageObject* CPDF_ImageObject::Clone() const { + CPDF_ImageObject* obj = new CPDF_ImageObject; + obj->CopyData(this); + + obj->m_pImage = m_pImage->Clone(); + obj->m_Matrix = m_Matrix; + return obj; +} + +void CPDF_ImageObject::Transform(const CFX_Matrix& matrix) { + m_Matrix.Concat(matrix); + CalcBoundingBox(); +} + +void CPDF_ImageObject::CalcBoundingBox() { + m_Left = m_Bottom = 0; + m_Right = m_Top = 1.0f; + m_Matrix.TransformRect(m_Left, m_Right, m_Top, m_Bottom); +} |