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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_IMAGELOADER_H_
#define CORE_FPDFAPI_RENDER_CPDF_IMAGELOADER_H_
#include "core/fxcrt/retain_ptr.h"
#include "core/fxcrt/unowned_ptr.h"
class CFX_DIBBase;
class CPDF_ImageObject;
class CPDF_PageRenderCache;
class CPDF_RenderStatus;
class CPDF_TransferFunc;
class PauseIndicatorIface;
class CPDF_ImageLoader {
public:
CPDF_ImageLoader();
~CPDF_ImageLoader();
bool Start(CPDF_ImageObject* pImage,
CPDF_PageRenderCache* pCache,
bool bStdCS,
uint32_t GroupFamily,
bool bLoadMask,
CPDF_RenderStatus* pRenderStatus);
bool Continue(PauseIndicatorIface* pPause, CPDF_RenderStatus* pRenderStatus);
RetainPtr<CFX_DIBBase> TranslateImage(
const RetainPtr<CPDF_TransferFunc>& pTransferFunc);
const RetainPtr<CFX_DIBBase>& GetBitmap() const { return m_pBitmap; }
const RetainPtr<CFX_DIBBase>& GetMask() const { return m_pMask; }
uint32_t MatteColor() const { return m_MatteColor; }
private:
void HandleFailure();
uint32_t m_MatteColor = 0;
bool m_bCached = false;
RetainPtr<CFX_DIBBase> m_pBitmap;
RetainPtr<CFX_DIBBase> m_pMask;
UnownedPtr<CPDF_PageRenderCache> m_pCache;
UnownedPtr<CPDF_ImageObject> m_pImageObject;
};
#endif // CORE_FPDFAPI_RENDER_CPDF_IMAGELOADER_H_