Replace agg with skia

core/src/fxge/skia/fx_skia_blitter_new.h

-// 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.
-
-#ifndef _FX_SKIABLITTER_H_
-#define _FX_SKIABLITTER_H_
-//#define _SKIA_SUPPORT_
-#if defined(_SKIA_SUPPORT_)
-class CFX_SkiaRenderer : public SkBlitter, public CFX_Object
-{
-protected:
-        int                     m_Alpha, 
-                                m_Red,          // Or the complementary-color, Cyan
-                                m_Green,        // Magenta
-                                m_Blue,         // Yellow
-                                m_Gray;         // Black
-        FX_DWORD        m_Color;        // FX_ARGB or FX_CMYK
-        FX_BOOL         m_bFullCover;
-        int                     m_ProcessFilter;
-        FX_BOOL     m_bRgbByteOrder;
-        
-        FX_RECT                         m_ClipBox;
-        CFX_DIBitmap*           m_pDevice;
-        CFX_DIBitmap*           m_pOriDevice;
-        const CFX_ClipRgn*      m_pClipRgn;
-        const CFX_DIBitmap*     m_pClipMask;
-
-        FX_LPBYTE m_pDestScan;
-        FX_LPBYTE m_pDestExtraAlphaScan;
-        FX_LPBYTE m_pOriScan;
-        FX_LPBYTE m_pClipScan;
-
-        void (CFX_SkiaRenderer::*composite_span)(FX_LPBYTE,FX_LPBYTE,int,int,int,int,FX_BYTE,int,int,int,FX_LPBYTE,FX_LPBYTE);
-public:
-    
-    //--------------------------------------------------------------------
-    virtual void blitAntiH(int x, int y, const SkAlpha antialias[], const int16_t runs[]);
-        virtual void blitH(int x, int y, int width); 
-        virtual void blitV(int x, int y, int height, SkAlpha alpha);
-        virtual void blitRect(int x, int y, int width, int height);
-        virtual void blitAntiRect(int x, int y, int width, int height, SkAlpha leftAlpha, SkAlpha rightAlpha);
-        
-        /*------------------------------------------------------------------------------------------------------*/
-        // A general alpha merge function (with clipping mask). Gray device.
-        void CompositeSpan1bpp_0(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpan1bpp_1(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpan1bpp_4(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpan1bpp_5(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpan1bpp_8(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpan1bpp_9(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpan1bpp_12(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpan1bpp_13(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        /*--------------------------------------------------------------------------------------------------------*/
-        
-        // A general alpha merge function (with clipping mask). Gray device.
-        void CompositeSpanGray_2(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        void CompositeSpanGray_3(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        void CompositeSpanGray_6(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        void CompositeSpanGray_7(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        void CompositeSpanGray_10(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-
-        void CompositeSpanGray_11(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        void CompositeSpanGray_14(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        void CompositeSpanGray_15(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        /*--------------------------------------------------------------------------------------------------------*/
-        void CompositeSpanARGB_2(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        void CompositeSpanARGB_3(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-
-        void CompositeSpanARGB_6(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-
-        void CompositeSpanARGB_7(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        // ...
-        /*--------------------------------------------------------------------------------------------------------*/
-        void CompositeSpanRGB32_2(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB32_3(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB32_6(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB32_7(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        
-        /*---------------------------------------------------------------------------------------------------------*/
-
-        void CompositeSpanRGB24_2(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB24_3(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB24_6(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB24_7(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB24_10(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB24_11(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB24_14(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-        void CompositeSpanRGB24_15(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-
-        /*----------------------------------------------------------------------------------------------------------*/
-        
-        // A general alpha merge function (with clipping mask). Cmyka/Cmyk device.
-        void CompositeSpanCMYK(FX_LPBYTE dest_scan, FX_LPBYTE ori_scan,int Bpp,
-                        int span_left, int span_len, int span_top, FX_BYTE cover_scan, 
-                        int clip_top, int clip_left, int clip_right, FX_LPBYTE clip_scan, 
-                        FX_LPBYTE dest_extra_alpha_scan);
-   
-        
-        //--------------------------------------------------------------------
-        FX_BOOL Init(CFX_DIBitmap* pDevice, CFX_DIBitmap* pOriDevice, const CFX_ClipRgn* pClipRgn, FX_DWORD color, FX_BOOL bFullCover, FX_BOOL bRgbByteOrder, 
-                int alpha_flag = 0, void* pIccTransform = NULL); //The alpha flag must be fill_flag if exist.
-};
-class CFX_SkiaA8Renderer : public SkBlitter, public CFX_Object
-{
-public:
-    //--------------------------------------------------------------------
-    virtual void blitAntiH(int x, int y, const SkAlpha antialias[], const int16_t runs[]);
-        virtual void blitH(int x, int y, int width); 
-        virtual void blitV(int x, int y, int height, SkAlpha alpha);
-        virtual void blitRect(int x, int y, int width, int height);
-        virtual void blitAntiRect(int x, int y, int width, int height, SkAlpha leftAlpha, SkAlpha rightAlpha);
-        //--------------------------------------------------------------------
-        FX_BOOL Init(CFX_DIBitmap* pDevice, int Left, int Top);
-        CFX_DIBitmap* m_pDevice;
-        int m_Left;
-        int m_Top;
-        int m_dstWidth;
-        int m_dstHeight;
-};
-#endif
-#endif