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-rw-r--r--core/fpdfapi/render/cpdf_imagecacheentry.h71
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diff --git a/core/fpdfapi/render/cpdf_imagecacheentry.h b/core/fpdfapi/render/cpdf_imagecacheentry.h
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+++ b/core/fpdfapi/render/cpdf_imagecacheentry.h
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+// 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
+
+#ifndef CORE_FPDFAPI_RENDER_CPDF_IMAGECACHEENTRY_H_
+#define CORE_FPDFAPI_RENDER_CPDF_IMAGECACHEENTRY_H_
+
+#include <memory>
+
+#include "core/fxcrt/fx_system.h"
+
+class CFX_DIBitmap;
+class CFX_DIBSource;
+class CPDF_Dictionary;
+class CPDF_Document;
+class CPDF_RenderStatus;
+class CPDF_Stream;
+class IFX_Pause;
+
+class CPDF_ImageCacheEntry {
+ public:
+ CPDF_ImageCacheEntry(CPDF_Document* pDoc, CPDF_Stream* pStream);
+ ~CPDF_ImageCacheEntry();
+
+ void Reset(const CFX_DIBitmap* pBitmap);
+ bool GetCachedBitmap(CFX_DIBSource*& pBitmap,
+ CFX_DIBSource*& pMask,
+ uint32_t& MatteColor,
+ CPDF_Dictionary* pPageResources,
+ bool bStdCS,
+ uint32_t GroupFamily,
+ bool bLoadMask,
+ CPDF_RenderStatus* pRenderStatus,
+ int32_t downsampleWidth,
+ int32_t downsampleHeight);
+ uint32_t EstimateSize() const { return m_dwCacheSize; }
+ uint32_t GetTimeCount() const { return m_dwTimeCount; }
+ CPDF_Stream* GetStream() const { return m_pStream; }
+
+ int StartGetCachedBitmap(CPDF_Dictionary* pFormResources,
+ CPDF_Dictionary* pPageResources,
+ bool bStdCS,
+ uint32_t GroupFamily,
+ bool bLoadMask,
+ CPDF_RenderStatus* pRenderStatus,
+ int32_t downsampleWidth,
+ int32_t downsampleHeight);
+ int Continue(IFX_Pause* pPause);
+ CFX_DIBSource* DetachBitmap();
+ CFX_DIBSource* DetachMask();
+
+ int m_dwTimeCount;
+ uint32_t m_MatteColor;
+
+ private:
+ void ContinueGetCachedBitmap();
+
+ CPDF_RenderStatus* m_pRenderStatus;
+ CPDF_Document* m_pDocument;
+ CPDF_Stream* m_pStream;
+ CFX_DIBSource* m_pCurBitmap;
+ CFX_DIBSource* m_pCurMask;
+ std::unique_ptr<CFX_DIBSource> m_pCachedBitmap;
+ std::unique_ptr<CFX_DIBSource> m_pCachedMask;
+ uint32_t m_dwCacheSize;
+ void CalcSize();
+};
+
+#endif // CORE_FPDFAPI_RENDER_CPDF_IMAGECACHEENTRY_H_