diff options
Diffstat (limited to 'core/include/fpdfapi/fpdf_render.h')
-rw-r--r-- | core/include/fpdfapi/fpdf_render.h | 636 |
1 files changed, 318 insertions, 318 deletions
diff --git a/core/include/fpdfapi/fpdf_render.h b/core/include/fpdfapi/fpdf_render.h index 22ba56fa66..c059bedb2b 100644 --- a/core/include/fpdfapi/fpdf_render.h +++ b/core/include/fpdfapi/fpdf_render.h @@ -1,318 +1,318 @@ -// Copyright 2014 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 _FPDF_RENDER_
-#define _FPDF_RENDER_
-#ifndef _FPDF_PAGE_
-#include "fpdf_page.h"
-#endif
-#ifndef _FX_GE_H_
-#include "../fxge/fx_ge.h"
-#endif
-class CPDF_RenderContext;
-class CPDF_RenderOptions;
-class CPDF_ImageCache;
-class IPDF_OCContext;
-class CPDF_QuickStretcher;
-class CFX_PathData;
-class CFX_GraphStateData;
-class CFX_RenderDevice;
-class CPDF_TextObject;
-class CPDF_PathObject;
-class CPDF_ImageObject;
-class CPDF_ShadingObject;
-class CPDF_FormObject;
-class IPDF_OCContext
-{
-public:
-
- virtual ~IPDF_OCContext() {}
-
- virtual FX_BOOL CheckOCGVisible(const CPDF_Dictionary* pOCG) = 0;
-
- FX_BOOL CheckObjectVisible(const CPDF_PageObject* pObj);
-};
-#define RENDER_COLOR_NORMAL 0
-#define RENDER_COLOR_GRAY 1
-#define RENDER_COLOR_TWOCOLOR 2
-#define RENDER_COLOR_ALPHA 3
-#define RENDER_CLEARTYPE 0x00000001
-#define RENDER_PRINTGRAPHICTEXT 0x00000002
-#define RENDER_FORCE_DOWNSAMPLE 0x00000004
-#define RENDER_PRINTPREVIEW 0x00000008
-#define RENDER_BGR_STRIPE 0x00000010
-#define RENDER_NO_NATIVETEXT 0x00000020
-#define RENDER_FORCE_HALFTONE 0x00000040
-#define RENDER_RECT_AA 0x00000080
-#define RENDER_FILL_FULLCOVER 0x00000100
-#define RENDER_PRINTIMAGETEXT 0x00000200
-#define RENDER_OVERPRINT 0x00000400
-#define RENDER_THINLINE 0x00000800
-#define RENDER_NOTEXTSMOOTH 0x10000000
-#define RENDER_NOPATHSMOOTH 0x20000000
-#define RENDER_NOIMAGESMOOTH 0x40000000
-#define RENDER_LIMITEDIMAGECACHE 0x80000000
-class CPDF_RenderOptions : public CFX_Object
-{
-public:
-
- CPDF_RenderOptions();
-
- int m_ColorMode;
-
- FX_COLORREF m_BackColor;
-
- FX_COLORREF m_ForeColor;
-
- FX_DWORD m_Flags;
-
- int m_Interpolation;
-
- FX_DWORD m_AddFlags;
-
- IPDF_OCContext* m_pOCContext;
-
- FX_DWORD m_dwLimitCacheSize;
-
- int m_HalftoneLimit;
-
- FX_ARGB TranslateColor(FX_ARGB argb) const;
-};
-class CPDF_RenderContext : public CFX_Object
-{
-public:
-
- CPDF_RenderContext();
-
- void Create(CPDF_Page* pPage, FX_BOOL bFirstLayer = TRUE);
-
- void Create(CPDF_Document* pDoc = NULL, CPDF_PageRenderCache* pPageCache = NULL,
- CPDF_Dictionary* pPageResources = NULL, FX_BOOL bFirstLayer = TRUE);
-
- ~CPDF_RenderContext();
-
- void Clear();
-
- void AppendObjectList(CPDF_PageObjects* pObjs, const CFX_AffineMatrix* pObject2Device);
-
- void SetBackground(class IPDF_BackgroundDraw* pBackground);
-
- void Render(CFX_RenderDevice* pDevice, const CPDF_RenderOptions* pOptions = NULL,
- const CFX_AffineMatrix* pFinalMatrix = NULL);
-
- void DrawObjectList(CFX_RenderDevice* pDevice, CPDF_PageObjects* pObjs,
- const CFX_AffineMatrix* pObject2Device, const CPDF_RenderOptions* pOptions);
-
- void GetBackground(CFX_DIBitmap* pBuffer, const CPDF_PageObject* pObj,
- const CPDF_RenderOptions* pOptions, CFX_AffineMatrix* pFinalMatrix);
-
- CPDF_PageRenderCache* GetPageCache() const
- {
- return m_pPageCache;
- }
-
-
-
- CPDF_Document* m_pDocument;
-
- CPDF_Dictionary* m_pPageResources;
-
- CPDF_PageRenderCache* m_pPageCache;
-
-protected:
-
- CFX_ArrayTemplate<struct _PDF_RenderItem> m_ContentList;
-
- IPDF_BackgroundDraw* m_pBackgroundDraw;
-
- FX_BOOL m_bFirstLayer;
-
- void Render(CFX_RenderDevice* pDevice, const CPDF_PageObject* pStopObj,
- const CPDF_RenderOptions* pOptions, const CFX_AffineMatrix* pFinalMatrix);
- friend class CPDF_RenderStatus;
- friend class CPDF_ProgressiveRenderer;
-};
-class IPDF_BackgroundDraw
-{
-public:
-
- virtual void OnDrawBackground(
- CFX_RenderDevice* pBitmapDevice,
- const CFX_AffineMatrix* pOriginal2Bitmap
- ) = 0;
-};
-class CPDF_ProgressiveRenderer : public CFX_Object
-{
-public:
-
- CPDF_ProgressiveRenderer();
-
- ~CPDF_ProgressiveRenderer();
-
- typedef enum {
- Ready,
- ToBeContinued,
- Done,
- Failed
- } RenderStatus;
-
- RenderStatus GetStatus()
- {
- return m_Status;
- }
-
-
-
- void Start(CPDF_RenderContext* pContext, CFX_RenderDevice* pDevice,
- const CPDF_RenderOptions* pOptions, class IFX_Pause* pPause, FX_BOOL bDropObjects = FALSE);
-
- void Continue(class IFX_Pause* pPause);
-
-
- int EstimateProgress();
-
- void Clear();
-protected:
-
- RenderStatus m_Status;
-
- CPDF_RenderContext* m_pContext;
-
- CFX_RenderDevice* m_pDevice;
-
- const CPDF_RenderOptions* m_pOptions;
-
- FX_BOOL m_bDropObjects;
-
- class CPDF_RenderStatus* m_pRenderer;
-
- CFX_FloatRect m_ClipRect;
-
- FX_DWORD m_LayerIndex;
-
- FX_DWORD m_ObjectIndex;
-
- FX_POSITION m_ObjectPos;
-
- FX_POSITION m_PrevLastPos;
-
- void RenderStep();
-};
-class CPDF_TextRenderer : public CFX_Object
-{
-public:
-
- static void DrawTextString(CFX_RenderDevice* pDevice, int left, int top,
- CPDF_Font* pFont,
- int height,
- const CFX_ByteString& str,
- FX_ARGB argb);
-
- static void DrawTextString(CFX_RenderDevice* pDevice, FX_FLOAT origin_x, FX_FLOAT origin_y,
- CPDF_Font* pFont,
- FX_FLOAT font_size,
- const CFX_AffineMatrix* matrix,
- const CFX_ByteString& str,
- FX_ARGB fill_argb,
- FX_ARGB stroke_argb = 0,
- const CFX_GraphStateData* pGraphState = NULL,
- const CPDF_RenderOptions* pOptions = NULL
- );
-
- static FX_BOOL DrawTextPath(CFX_RenderDevice* pDevice, int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos,
- CPDF_Font* pFont, FX_FLOAT font_size,
- const CFX_AffineMatrix* pText2User, const CFX_AffineMatrix* pUser2Device,
- const CFX_GraphStateData* pGraphState,
- FX_ARGB fill_argb, FX_ARGB stroke_argb, CFX_PathData* pClippingPath, int nFlag = 0);
-
- static FX_BOOL DrawNormalText(CFX_RenderDevice* pDevice, int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos,
- CPDF_Font* pFont, FX_FLOAT font_size, const CFX_AffineMatrix* pText2Device,
- FX_ARGB fill_argb, const CPDF_RenderOptions* pOptions);
-
- static FX_BOOL DrawType3Text(CFX_RenderDevice* pDevice, int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos,
- CPDF_Font* pFont, FX_FLOAT font_size, const CFX_AffineMatrix* pText2Device,
- FX_ARGB fill_argb);
-};
-class IPDF_PageImageCache
-{
-public:
-
- static IPDF_PageImageCache* Create();
-
- virtual ~IPDF_PageImageCache() {}
-
- virtual void OutputPage(CFX_RenderDevice* pDevice, CPDF_Page* pPage,
- int pos_x, int pos_y, int size_x, int size_y, int rotate) = 0;
-
- virtual void SetCacheLimit(FX_DWORD limit) = 0;
-};
-class CPDF_PageRenderCache : public CFX_Object
-{
-public:
- CPDF_PageRenderCache(CPDF_Page* pPage)
- {
- m_pPage = pPage;
- m_nTimeCount = 0;
- m_nCacheSize = 0;
- m_pCurImageCache = NULL;
- m_bCurFindCache = FALSE;
- m_pCurImageCaches = NULL;
- }
- ~CPDF_PageRenderCache()
- {
- ClearAll();
- }
- void ClearAll();
- void ClearImageData();
-
- FX_DWORD EstimateSize();
- void CacheOptimization(FX_INT32 dwLimitCacheSize);
- FX_DWORD GetCachedSize(CPDF_Stream* pStream) const;
- FX_DWORD GetTimeCount() const
- {
- return m_nTimeCount;
- }
- void SetTimeCount(FX_DWORD dwTimeCount)
- {
- m_nTimeCount = dwTimeCount;
- }
-
- void GetCachedBitmap(CPDF_Stream* pStream, CFX_DIBSource*& pBitmap, CFX_DIBSource*& pMask, FX_DWORD& MatteColor,
- FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE,
- CPDF_RenderStatus* pRenderStatus = NULL, FX_INT32 downsampleWidth = 0, FX_INT32 downsampleHeight = 0);
-
- void ResetBitmap(CPDF_Stream* pStream, const CFX_DIBitmap* pBitmap);
- void ClearImageCache(CPDF_Stream* pStream);
- CPDF_Page* GetPage()
- {
- return m_pPage;
- }
- CFX_MapPtrToPtr m_ImageCaches;
-public:
- FX_BOOL StartGetCachedBitmap(CPDF_Stream* pStream, FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0,
- FX_BOOL bLoadMask = FALSE, CPDF_RenderStatus* pRenderStatus = NULL,
- FX_INT32 downsampleWidth = 0, FX_INT32 downsampleHeight = 0);
-
- FX_BOOL Continue(IFX_Pause* pPause);
- CPDF_ImageCache* m_pCurImageCache;
- CFX_PtrArray* m_pCurImageCaches;
-protected:
- friend class CPDF_Page;
- CPDF_Page* m_pPage;
-
- FX_DWORD m_nTimeCount;
- FX_DWORD m_nCacheSize;
- FX_BOOL m_bCurFindCache;
-};
-class CPDF_RenderConfig : public CFX_Object
-{
-public:
- CPDF_RenderConfig();
- ~CPDF_RenderConfig();
- int m_HalftoneLimit;
- int m_RenderStepLimit;
-};
-#endif
+// Copyright 2014 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 _FPDF_RENDER_ +#define _FPDF_RENDER_ +#ifndef _FPDF_PAGE_ +#include "fpdf_page.h" +#endif +#ifndef _FX_GE_H_ +#include "../fxge/fx_ge.h" +#endif +class CPDF_RenderContext; +class CPDF_RenderOptions; +class CPDF_ImageCache; +class IPDF_OCContext; +class CPDF_QuickStretcher; +class CFX_PathData; +class CFX_GraphStateData; +class CFX_RenderDevice; +class CPDF_TextObject; +class CPDF_PathObject; +class CPDF_ImageObject; +class CPDF_ShadingObject; +class CPDF_FormObject; +class IPDF_OCContext +{ +public: + + virtual ~IPDF_OCContext() {} + + virtual FX_BOOL CheckOCGVisible(const CPDF_Dictionary* pOCG) = 0; + + FX_BOOL CheckObjectVisible(const CPDF_PageObject* pObj); +}; +#define RENDER_COLOR_NORMAL 0 +#define RENDER_COLOR_GRAY 1 +#define RENDER_COLOR_TWOCOLOR 2 +#define RENDER_COLOR_ALPHA 3 +#define RENDER_CLEARTYPE 0x00000001 +#define RENDER_PRINTGRAPHICTEXT 0x00000002 +#define RENDER_FORCE_DOWNSAMPLE 0x00000004 +#define RENDER_PRINTPREVIEW 0x00000008 +#define RENDER_BGR_STRIPE 0x00000010 +#define RENDER_NO_NATIVETEXT 0x00000020 +#define RENDER_FORCE_HALFTONE 0x00000040 +#define RENDER_RECT_AA 0x00000080 +#define RENDER_FILL_FULLCOVER 0x00000100 +#define RENDER_PRINTIMAGETEXT 0x00000200 +#define RENDER_OVERPRINT 0x00000400 +#define RENDER_THINLINE 0x00000800 +#define RENDER_NOTEXTSMOOTH 0x10000000 +#define RENDER_NOPATHSMOOTH 0x20000000 +#define RENDER_NOIMAGESMOOTH 0x40000000 +#define RENDER_LIMITEDIMAGECACHE 0x80000000 +class CPDF_RenderOptions : public CFX_Object +{ +public: + + CPDF_RenderOptions(); + + int m_ColorMode; + + FX_COLORREF m_BackColor; + + FX_COLORREF m_ForeColor; + + FX_DWORD m_Flags; + + int m_Interpolation; + + FX_DWORD m_AddFlags; + + IPDF_OCContext* m_pOCContext; + + FX_DWORD m_dwLimitCacheSize; + + int m_HalftoneLimit; + + FX_ARGB TranslateColor(FX_ARGB argb) const; +}; +class CPDF_RenderContext : public CFX_Object +{ +public: + + CPDF_RenderContext(); + + void Create(CPDF_Page* pPage, FX_BOOL bFirstLayer = TRUE); + + void Create(CPDF_Document* pDoc = NULL, CPDF_PageRenderCache* pPageCache = NULL, + CPDF_Dictionary* pPageResources = NULL, FX_BOOL bFirstLayer = TRUE); + + ~CPDF_RenderContext(); + + void Clear(); + + void AppendObjectList(CPDF_PageObjects* pObjs, const CFX_AffineMatrix* pObject2Device); + + void SetBackground(class IPDF_BackgroundDraw* pBackground); + + void Render(CFX_RenderDevice* pDevice, const CPDF_RenderOptions* pOptions = NULL, + const CFX_AffineMatrix* pFinalMatrix = NULL); + + void DrawObjectList(CFX_RenderDevice* pDevice, CPDF_PageObjects* pObjs, + const CFX_AffineMatrix* pObject2Device, const CPDF_RenderOptions* pOptions); + + void GetBackground(CFX_DIBitmap* pBuffer, const CPDF_PageObject* pObj, + const CPDF_RenderOptions* pOptions, CFX_AffineMatrix* pFinalMatrix); + + CPDF_PageRenderCache* GetPageCache() const + { + return m_pPageCache; + } + + + + CPDF_Document* m_pDocument; + + CPDF_Dictionary* m_pPageResources; + + CPDF_PageRenderCache* m_pPageCache; + +protected: + + CFX_ArrayTemplate<struct _PDF_RenderItem> m_ContentList; + + IPDF_BackgroundDraw* m_pBackgroundDraw; + + FX_BOOL m_bFirstLayer; + + void Render(CFX_RenderDevice* pDevice, const CPDF_PageObject* pStopObj, + const CPDF_RenderOptions* pOptions, const CFX_AffineMatrix* pFinalMatrix); + friend class CPDF_RenderStatus; + friend class CPDF_ProgressiveRenderer; +}; +class IPDF_BackgroundDraw +{ +public: + + virtual void OnDrawBackground( + CFX_RenderDevice* pBitmapDevice, + const CFX_AffineMatrix* pOriginal2Bitmap + ) = 0; +}; +class CPDF_ProgressiveRenderer : public CFX_Object +{ +public: + + CPDF_ProgressiveRenderer(); + + ~CPDF_ProgressiveRenderer(); + + typedef enum { + Ready, + ToBeContinued, + Done, + Failed + } RenderStatus; + + RenderStatus GetStatus() + { + return m_Status; + } + + + + void Start(CPDF_RenderContext* pContext, CFX_RenderDevice* pDevice, + const CPDF_RenderOptions* pOptions, class IFX_Pause* pPause, FX_BOOL bDropObjects = FALSE); + + void Continue(class IFX_Pause* pPause); + + + int EstimateProgress(); + + void Clear(); +protected: + + RenderStatus m_Status; + + CPDF_RenderContext* m_pContext; + + CFX_RenderDevice* m_pDevice; + + const CPDF_RenderOptions* m_pOptions; + + FX_BOOL m_bDropObjects; + + class CPDF_RenderStatus* m_pRenderer; + + CFX_FloatRect m_ClipRect; + + FX_DWORD m_LayerIndex; + + FX_DWORD m_ObjectIndex; + + FX_POSITION m_ObjectPos; + + FX_POSITION m_PrevLastPos; + + void RenderStep(); +}; +class CPDF_TextRenderer : public CFX_Object +{ +public: + + static void DrawTextString(CFX_RenderDevice* pDevice, int left, int top, + CPDF_Font* pFont, + int height, + const CFX_ByteString& str, + FX_ARGB argb); + + static void DrawTextString(CFX_RenderDevice* pDevice, FX_FLOAT origin_x, FX_FLOAT origin_y, + CPDF_Font* pFont, + FX_FLOAT font_size, + const CFX_AffineMatrix* matrix, + const CFX_ByteString& str, + FX_ARGB fill_argb, + FX_ARGB stroke_argb = 0, + const CFX_GraphStateData* pGraphState = NULL, + const CPDF_RenderOptions* pOptions = NULL + ); + + static FX_BOOL DrawTextPath(CFX_RenderDevice* pDevice, int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos, + CPDF_Font* pFont, FX_FLOAT font_size, + const CFX_AffineMatrix* pText2User, const CFX_AffineMatrix* pUser2Device, + const CFX_GraphStateData* pGraphState, + FX_ARGB fill_argb, FX_ARGB stroke_argb, CFX_PathData* pClippingPath, int nFlag = 0); + + static FX_BOOL DrawNormalText(CFX_RenderDevice* pDevice, int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos, + CPDF_Font* pFont, FX_FLOAT font_size, const CFX_AffineMatrix* pText2Device, + FX_ARGB fill_argb, const CPDF_RenderOptions* pOptions); + + static FX_BOOL DrawType3Text(CFX_RenderDevice* pDevice, int nChars, FX_DWORD* pCharCodes, FX_FLOAT* pCharPos, + CPDF_Font* pFont, FX_FLOAT font_size, const CFX_AffineMatrix* pText2Device, + FX_ARGB fill_argb); +}; +class IPDF_PageImageCache +{ +public: + + static IPDF_PageImageCache* Create(); + + virtual ~IPDF_PageImageCache() {} + + virtual void OutputPage(CFX_RenderDevice* pDevice, CPDF_Page* pPage, + int pos_x, int pos_y, int size_x, int size_y, int rotate) = 0; + + virtual void SetCacheLimit(FX_DWORD limit) = 0; +}; +class CPDF_PageRenderCache : public CFX_Object +{ +public: + CPDF_PageRenderCache(CPDF_Page* pPage) + { + m_pPage = pPage; + m_nTimeCount = 0; + m_nCacheSize = 0; + m_pCurImageCache = NULL; + m_bCurFindCache = FALSE; + m_pCurImageCaches = NULL; + } + ~CPDF_PageRenderCache() + { + ClearAll(); + } + void ClearAll(); + void ClearImageData(); + + FX_DWORD EstimateSize(); + void CacheOptimization(FX_INT32 dwLimitCacheSize); + FX_DWORD GetCachedSize(CPDF_Stream* pStream) const; + FX_DWORD GetTimeCount() const + { + return m_nTimeCount; + } + void SetTimeCount(FX_DWORD dwTimeCount) + { + m_nTimeCount = dwTimeCount; + } + + void GetCachedBitmap(CPDF_Stream* pStream, CFX_DIBSource*& pBitmap, CFX_DIBSource*& pMask, FX_DWORD& MatteColor, + FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, FX_BOOL bLoadMask = FALSE, + CPDF_RenderStatus* pRenderStatus = NULL, FX_INT32 downsampleWidth = 0, FX_INT32 downsampleHeight = 0); + + void ResetBitmap(CPDF_Stream* pStream, const CFX_DIBitmap* pBitmap); + void ClearImageCache(CPDF_Stream* pStream); + CPDF_Page* GetPage() + { + return m_pPage; + } + CFX_MapPtrToPtr m_ImageCaches; +public: + FX_BOOL StartGetCachedBitmap(CPDF_Stream* pStream, FX_BOOL bStdCS = FALSE, FX_DWORD GroupFamily = 0, + FX_BOOL bLoadMask = FALSE, CPDF_RenderStatus* pRenderStatus = NULL, + FX_INT32 downsampleWidth = 0, FX_INT32 downsampleHeight = 0); + + FX_BOOL Continue(IFX_Pause* pPause); + CPDF_ImageCache* m_pCurImageCache; + CFX_PtrArray* m_pCurImageCaches; +protected: + friend class CPDF_Page; + CPDF_Page* m_pPage; + + FX_DWORD m_nTimeCount; + FX_DWORD m_nCacheSize; + FX_BOOL m_bCurFindCache; +}; +class CPDF_RenderConfig : public CFX_Object +{ +public: + CPDF_RenderConfig(); + ~CPDF_RenderConfig(); + int m_HalftoneLimit; + int m_RenderStepLimit; +}; +#endif |