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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 "core/fpdfapi/render/cpdf_dibbase.h"
#include "core/fxcrt/fx_system.h"
#include "core/fxcrt/retain_ptr.h"
#include "core/fxcrt/unowned_ptr.h"
class CFX_DIBitmap;
class CPDF_Dictionary;
class CPDF_Document;
class CPDF_Image;
class CPDF_RenderStatus;
class PauseIndicatorIface;
class CPDF_ImageCacheEntry {
public:
CPDF_ImageCacheEntry(CPDF_Document* pDoc,
const RetainPtr<CPDF_Image>& pImage);
~CPDF_ImageCacheEntry();
void Reset(const RetainPtr<CFX_DIBitmap>& pBitmap);
uint32_t EstimateSize() const { return m_dwCacheSize; }
uint32_t GetTimeCount() const { return m_dwTimeCount; }
CPDF_Image* GetImage() const { return m_pImage.Get(); }
CPDF_DIBBase::LoadState StartGetCachedBitmap(
const CPDF_Dictionary* pFormResources,
CPDF_Dictionary* pPageResources,
bool bStdCS,
uint32_t GroupFamily,
bool bLoadMask,
CPDF_RenderStatus* pRenderStatus);
// Returns whether to Continue() or not.
bool Continue(PauseIndicatorIface* pPause, CPDF_RenderStatus* pRenderStatus);
RetainPtr<CFX_DIBBase> DetachBitmap();
RetainPtr<CFX_DIBBase> DetachMask();
int m_dwTimeCount;
uint32_t m_MatteColor;
private:
void ContinueGetCachedBitmap(CPDF_RenderStatus* pRenderStatus);
void CalcSize();
UnownedPtr<CPDF_Document> const m_pDocument;
RetainPtr<CPDF_Image> const m_pImage;
RetainPtr<CFX_DIBBase> m_pCurBitmap;
RetainPtr<CFX_DIBBase> m_pCurMask;
RetainPtr<CFX_DIBBase> m_pCachedBitmap;
RetainPtr<CFX_DIBBase> m_pCachedMask;
uint32_t m_dwCacheSize;
};
#endif // CORE_FPDFAPI_RENDER_CPDF_IMAGECACHEENTRY_H_