1 files changed, 84 insertions, 0 deletions
diff --git a/core/fpdfapi/page/cpdf_imageobject.cpp b/core/fpdfapi/page/cpdf_imageobject.cpp
new file mode 100644
index 0000000000..8be2cf3c76
--- /dev/null
+++ b/core/fpdfapi/page/cpdf_imageobject.cpp
@@ -0,0 +1,84 @@
+// 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/page/cpdf_imageobject.h"
+
+#include <memory>
+
+#include "core/fpdfapi/fpdf_parser/cpdf_document.h"
+#include "core/fpdfapi/page/cpdf_image.h"
+#include "core/fpdfapi/page/pageint.h"
+
+CPDF_ImageObject::CPDF_ImageObject()
+    : m_pImage(nullptr), m_pImageOwned(false) {}
+
+CPDF_ImageObject::~CPDF_ImageObject() {
+  Release();
+}
+
+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;
+}
+
+CPDF_PageObject::Type CPDF_ImageObject::GetType() const {
+  return IMAGE;
+}
+
+void CPDF_ImageObject::Transform(const CFX_Matrix& matrix) {
+  m_Matrix.Concat(matrix);
+  CalcBoundingBox();
+}
+
+bool CPDF_ImageObject::IsImage() const {
+  return true;
+}
+
+CPDF_ImageObject* CPDF_ImageObject::AsImage() {
+  return this;
+}
+
+const CPDF_ImageObject* CPDF_ImageObject::AsImage() const {
+  return this;
+}
+
+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);
+}
+
+void CPDF_ImageObject::SetOwnedImage(std::unique_ptr<CPDF_Image> pImage) {
+  Release();
+  m_pImage = pImage.release();
+  m_pImageOwned = true;
+}
+
+void CPDF_ImageObject::SetUnownedImage(CPDF_Image* pImage) {
+  Release();
+  m_pImage = pImage;
+  m_pImageOwned = false;
+}
+
+void CPDF_ImageObject::Release() {
+  if (m_pImageOwned) {
+    delete m_pImage;
+    m_pImage = nullptr;
+    m_pImageOwned = false;
+    return;
+  }
+
+  if (!m_pImage)
+    return;
+
+  CPDF_DocPageData* pPageData = m_pImage->GetDocument()->GetPageData();
+  pPageData->ReleaseImage(m_pImage->GetStream());
+  m_pImage = nullptr;
+}