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authordsinclair <dsinclair@chromium.org>2016-10-04 12:18:35 -0700
committerCommit bot <commit-bot@chromium.org>2016-10-04 12:18:35 -0700
commit69d9c68e705afa7a4008feb9bbeb19cea887ed47 (patch)
treeb5509c51aeeb89c99c7a4e0a60f8e5f29af5245c /core/fpdfapi/render/cpdf_pagerendercache.h
parent488b7ad845d6de212d89cd957303b294ecfa5922 (diff)
downloadpdfium-69d9c68e705afa7a4008feb9bbeb19cea887ed47.tar.xz
Move core/fpdfapi/fpdf_render to core/fpdfapi/render
BUG=pdfium:603 Review-Url: https://codereview.chromium.org/2393593002
Diffstat (limited to 'core/fpdfapi/render/cpdf_pagerendercache.h')
-rw-r--r--core/fpdfapi/render/cpdf_pagerendercache.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/core/fpdfapi/render/cpdf_pagerendercache.h b/core/fpdfapi/render/cpdf_pagerendercache.h
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+++ b/core/fpdfapi/render/cpdf_pagerendercache.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_PAGERENDERCACHE_H_
+#define CORE_FPDFAPI_RENDER_CPDF_PAGERENDERCACHE_H_
+
+#include <map>
+
+#include "core/fxcrt/fx_system.h"
+
+class CPDF_Stream;
+class CPDF_ImageCacheEntry;
+class CPDF_Page;
+class CPDF_RenderStatus;
+class CFX_DIBitmap;
+class CFX_DIBSource;
+class IFX_Pause;
+
+class CPDF_PageRenderCache {
+ public:
+ explicit CPDF_PageRenderCache(CPDF_Page* pPage);
+ ~CPDF_PageRenderCache();
+
+ uint32_t EstimateSize();
+ void CacheOptimization(int32_t dwLimitCacheSize);
+ uint32_t GetTimeCount() const { return m_nTimeCount; }
+ void SetTimeCount(uint32_t dwTimeCount) { m_nTimeCount = dwTimeCount; }
+
+ void GetCachedBitmap(CPDF_Stream* pStream,
+ CFX_DIBSource*& pBitmap,
+ CFX_DIBSource*& pMask,
+ uint32_t& MatteColor,
+ FX_BOOL bStdCS = FALSE,
+ uint32_t GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE,
+ CPDF_RenderStatus* pRenderStatus = nullptr,
+ int32_t downsampleWidth = 0,
+ int32_t downsampleHeight = 0);
+
+ void ResetBitmap(CPDF_Stream* pStream, const CFX_DIBitmap* pBitmap);
+ void ClearImageCacheEntry(CPDF_Stream* pStream);
+ CPDF_Page* GetPage() const { return m_pPage; }
+ CPDF_ImageCacheEntry* GetCurImageCacheEntry() const {
+ return m_pCurImageCacheEntry;
+ }
+
+ FX_BOOL StartGetCachedBitmap(CPDF_Stream* pStream,
+ FX_BOOL bStdCS = FALSE,
+ uint32_t GroupFamily = 0,
+ FX_BOOL bLoadMask = FALSE,
+ CPDF_RenderStatus* pRenderStatus = nullptr,
+ int32_t downsampleWidth = 0,
+ int32_t downsampleHeight = 0);
+
+ FX_BOOL Continue(IFX_Pause* pPause);
+
+ protected:
+ friend class CPDF_Page;
+
+ CPDF_Page* const m_pPage;
+ CPDF_ImageCacheEntry* m_pCurImageCacheEntry;
+ std::map<CPDF_Stream*, CPDF_ImageCacheEntry*> m_ImageCache;
+ uint32_t m_nTimeCount;
+ uint32_t m_nCacheSize;
+ FX_BOOL m_bCurFindCache;
+};
+
+#endif // CORE_FPDFAPI_RENDER_CPDF_PAGERENDERCACHE_H_