1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef _FX_AGG_DEVICE_DRIVER_ 8 #define _FX_AGG_DEVICE_DRIVER_ 9 #include "fxfx_agg_path_storage.h" 10 #include "fxfx_agg_rasterizer_scanline_aa.h" 11 class CAgg_PathData : public CFX_Object 12 { 13 public: CAgg_PathData()14 CAgg_PathData() {} ~CAgg_PathData()15 ~CAgg_PathData() {} 16 FX_NAMESPACE_DECLARE(agg, path_storage) m_PathData; 17 void BuildPath(const CFX_PathData* pPathData, const CFX_AffineMatrix* pObject2Device); 18 }; 19 class CFX_AggDeviceDriver : public IFX_RenderDeviceDriver 20 { 21 public: 22 CFX_AggDeviceDriver(CFX_DIBitmap* pBitmap, int dither_bits, FX_BOOL bRgbByteOrder, CFX_DIBitmap* pOriDevice, FX_BOOL bGroupKnockout); 23 virtual ~CFX_AggDeviceDriver(); 24 void InitPlatform(); 25 void DestroyPlatform(); 26 27 28 virtual int GetDeviceCaps(int caps_id); 29 30 31 virtual void SaveState(); 32 virtual void RestoreState(FX_BOOL bKeepSaved); 33 34 35 virtual FX_BOOL SetClip_PathFill(const CFX_PathData* pPathData, 36 const CFX_AffineMatrix* pObject2Device, 37 int fill_mode 38 ); 39 40 41 virtual FX_BOOL SetClip_PathStroke(const CFX_PathData* pPathData, 42 const CFX_AffineMatrix* pObject2Device, 43 const CFX_GraphStateData* pGraphState 44 ); 45 46 47 virtual FX_BOOL DrawPath(const CFX_PathData* pPathData, 48 const CFX_AffineMatrix* pObject2Device, 49 const CFX_GraphStateData* pGraphState, 50 FX_DWORD fill_color, 51 FX_DWORD stroke_color, 52 int fill_mode, 53 int alpha_flag, 54 void* pIccTransform, 55 int blend_type 56 ); 57 58 virtual FX_BOOL SetPixel(int x, int y, FX_DWORD color, 59 int alpha_flag, void* pIccTransform); 60 61 virtual FX_BOOL FillRect(const FX_RECT* pRect, 62 FX_DWORD fill_color, int alpha_flag, void* pIccTransform, int blend_type); 63 64 DrawCosmeticLine(FX_FLOAT x1,FX_FLOAT y1,FX_FLOAT x2,FX_FLOAT y2,FX_DWORD color,int alpha_flag,void * pIccTransform,int blend_type)65 virtual FX_BOOL DrawCosmeticLine(FX_FLOAT x1, FX_FLOAT y1, FX_FLOAT x2, FX_FLOAT y2, FX_DWORD color, 66 int alpha_flag, void* pIccTransform, int blend_type) 67 { 68 return FALSE; 69 } 70 71 virtual FX_BOOL GetClipBox(FX_RECT* pRect); 72 73 74 virtual FX_BOOL GetDIBits(CFX_DIBitmap* pBitmap, int left, int top, void* pIccTransform = NULL, FX_BOOL bDEdge = FALSE); GetBackDrop()75 virtual CFX_DIBitmap* GetBackDrop() 76 { 77 return m_pOriDevice; 78 } 79 80 virtual FX_BOOL SetDIBits(const CFX_DIBSource* pBitmap, FX_DWORD color, const FX_RECT* pSrcRect, int left, int top, int blend_type, 81 int alpha_flag, void* pIccTransform); 82 virtual FX_BOOL StretchDIBits(const CFX_DIBSource* pBitmap, FX_DWORD color, int dest_left, int dest_top, 83 int dest_width, int dest_height, const FX_RECT* pClipRect, FX_DWORD flags, 84 int alpha_flag, void* pIccTransform, int blend_type); 85 86 virtual FX_BOOL StartDIBits(const CFX_DIBSource* pBitmap, int bitmap_alpha, FX_DWORD color, 87 const CFX_AffineMatrix* pMatrix, FX_DWORD flags, FX_LPVOID& handle, 88 int alpha_flag, void* pIccTransform, int blend_type); 89 virtual FX_BOOL ContinueDIBits(FX_LPVOID handle, IFX_Pause* pPause); 90 virtual void CancelDIBits(FX_LPVOID handle); 91 92 virtual FX_BOOL DrawDeviceText(int nChars, const FXTEXT_CHARPOS* pCharPos, CFX_Font* pFont, 93 CFX_FontCache* pCache, const CFX_AffineMatrix* pObject2Device, FX_FLOAT font_size, FX_DWORD color, 94 int alpha_flag, void* pIccTransform); 95 virtual FX_BOOL RenderRasterizer(FX_NAMESPACE_DECLARE(agg, rasterizer_scanline_aa)& rasterizer, FX_DWORD color, FX_BOOL bFullCover, FX_BOOL bGroupKnockout, 96 int alpha_flag, void* pIccTransform); 97 98 void SetClipMask(FX_NAMESPACE_DECLARE(agg, rasterizer_scanline_aa)& rasterizer); 99 GetBuffer()100 virtual FX_LPBYTE GetBuffer() const 101 { 102 return m_pBitmap->GetBuffer(); 103 } GetDriverType()104 virtual int GetDriverType() 105 { 106 return 1; 107 } 108 109 CFX_DIBitmap* m_pBitmap; 110 CFX_ClipRgn* m_pClipRgn; 111 CFX_PtrArray m_StateStack; 112 void* m_pPlatformGraphics; 113 void* m_pPlatformBitmap; 114 void* m_pDwRenderTartget; 115 int m_FillFlags; 116 int m_DitherBits; 117 FX_BOOL m_bRgbByteOrder; 118 CFX_DIBitmap* m_pOriDevice; 119 FX_BOOL m_bGroupKnockout; 120 }; 121 #endif 122