/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #ifndef INCLUDED_VCL_OPENGLGDIIMPL_HXX #define INCLUDED_VCL_OPENGLGDIIMPL_HXX #include "salgdiimpl.hxx" #include #include "opengl/texture.hxx" #include #include class SalFrame; class SalVirtualDevice; class VCL_PLUGIN_PUBLIC OpenGLSalGraphicsImpl : public SalGraphicsImpl { protected: OpenGLContext maContext; SalFrame* mpFrame; int mnPainting; // clipping bool mbUseScissor; bool mbUseStencil; bool mbOffscreen; GLuint mnFramebufferId; OpenGLTexture maOffscreenTex; SalColor mnLineColor; SalColor mnFillColor; GLuint mnSolidProgram; GLuint mnColorUniform; GLuint mnTextureProgram; GLuint mnSamplerUniform; GLuint mnTransformedTextureProgram; GLuint mnTransformedViewportUniform; GLuint mnTransformedTransformUniform; GLuint mnTransformedSamplerUniform; GLuint mnTransformedMaskedTextureProgram; GLuint mnTransformedMaskedViewportUniform; GLuint mnTransformedMaskedTransformUniform; GLuint mnTransformedMaskedSamplerUniform; GLuint mnTransformedMaskedMaskUniform; GLuint mnMaskedTextureProgram; GLuint mnMaskedSamplerUniform; GLuint mnMaskSamplerUniform; GLuint mnMaskProgram; GLuint mnMaskUniform; GLuint mnMaskColorUniform; GLuint mnLinearGradientProgram; GLuint mnLinearGradientStartColorUniform; GLuint mnLinearGradientEndColorUniform; GLuint mnRadialGradientProgram; GLuint mnRadialGradientStartColorUniform; GLuint mnRadialGradientEndColorUniform; GLuint mnRadialGradientCenterUniform; void ImplSetClipBit( const vcl::Region& rClip, GLuint nMask ); bool CheckOffscreenTexture(); bool CreateSolidProgram( void ); bool CreateTextureProgram( void ); bool CreateTransformedTextureProgram( void ); bool CreateMaskedTextureProgram( void ); bool CreateTransformedMaskedTextureProgram( void ); bool CreateMaskProgram( void ); bool CreateLinearGradientProgram( void ); bool CreateRadialGradientProgram( void ); public: void BeginSolid( SalColor nColor, sal_uInt8 nTransparency ); void BeginSolid( SalColor nColor, double fTransparency ); void BeginSolid( SalColor nColor ); void EndSolid( void ); void BeginInvert( void ); void EndInvert( void ); void DrawPoint( long nX, long nY ); void DrawLine( long nX1, long nY1, long nX2, long nY2 ); void DrawLines( sal_uInt32 nPoints, const SalPoint* pPtAry, bool bClose ); void DrawConvexPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ); void DrawConvexPolygon( const Polygon& rPolygon ); void DrawRect( long nX, long nY, long nWidth, long nHeight ); void DrawRect( const Rectangle& rRect ); void DrawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ); void DrawPolyPolygon( const basegfx::B2DPolyPolygon& rPolyPolygon ); void DrawTextureRect( OpenGLTexture& rTexture, const SalTwoRect& rPosAry, bool bInverted = false ); void DrawTexture( OpenGLTexture& rTexture, const SalTwoRect& rPosAry, bool bInverted = false ); void DrawTransformedTexture( OpenGLTexture& rTexture, OpenGLTexture& rMask, const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX, const basegfx::B2DPoint& rY ); void DrawAlphaTexture( OpenGLTexture& rTexture, const SalTwoRect& rPosAry, bool bInverted = false, bool pPremultiplied = false ); void DrawTextureWithMask( OpenGLTexture& rTexture, OpenGLTexture& rMask, const SalTwoRect& rPosAry ); void DrawMask( OpenGLTexture& rTexture, SalColor nMaskColor, const SalTwoRect& rPosAry ); void DrawLinearGradient( const Gradient& rGradient, const Rectangle& rRect ); void DrawAxialGradient( const Gradient& rGradient, const Rectangle& rRect ); void DrawRadialGradient( const Gradient& rGradient, const Rectangle& rRect ); public: // get the width of the device virtual GLfloat GetWidth() const = 0; // get the height of the device virtual GLfloat GetHeight() const = 0; // operations to do before painting virtual void PreDraw(); // operations to do after painting virtual void PostDraw(); // enable/disable offscreen rendering virtual void SetOffscreen( bool bOffscreen ); public: OpenGLSalGraphicsImpl(); virtual ~OpenGLSalGraphicsImpl (); OpenGLContext& GetOpenGLContext() { return maContext; } virtual void freeResources() SAL_OVERRIDE; virtual bool setClipRegion( const vcl::Region& ) SAL_OVERRIDE; // // get the depth of the device virtual sal_uInt16 GetBitCount() const SAL_OVERRIDE; // get the width of the device virtual long GetGraphicsWidth() const SAL_OVERRIDE; // set the clip region to empty virtual void ResetClipRegion() SAL_OVERRIDE; // set the line color to transparent (= don't draw lines) virtual void SetLineColor() SAL_OVERRIDE; // set the line color to a specific color virtual void SetLineColor( SalColor nSalColor ) SAL_OVERRIDE; // set the fill color to transparent (= don't fill) virtual void SetFillColor() SAL_OVERRIDE; // set the fill color to a specific color, shapes will be // filled accordingly virtual void SetFillColor( SalColor nSalColor ) SAL_OVERRIDE; // enable/disable XOR drawing virtual void SetXORMode( bool bSet, bool bInvertOnly ) SAL_OVERRIDE; // set line color for raster operations virtual void SetROPLineColor( SalROPColor nROPColor ) SAL_OVERRIDE; // set fill color for raster operations virtual void SetROPFillColor( SalROPColor nROPColor ) SAL_OVERRIDE; // draw --> LineColor and FillColor and RasterOp and ClipRegion virtual void drawPixel( long nX, long nY ) SAL_OVERRIDE; virtual void drawPixel( long nX, long nY, SalColor nSalColor ) SAL_OVERRIDE; virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) SAL_OVERRIDE; virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) SAL_OVERRIDE; virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) SAL_OVERRIDE; virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) SAL_OVERRIDE; virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) SAL_OVERRIDE; virtual bool drawPolyPolygon( const ::basegfx::B2DPolyPolygon&, double fTransparency ) SAL_OVERRIDE; virtual bool drawPolyLine( const ::basegfx::B2DPolygon&, double fTransparency, const ::basegfx::B2DVector& rLineWidths, basegfx::B2DLineJoin, com::sun::star::drawing::LineCap) SAL_OVERRIDE; virtual bool drawPolyLineBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ) SAL_OVERRIDE; virtual bool drawPolygonBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ) SAL_OVERRIDE; virtual bool drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const SalPoint* const* pPtAry, const sal_uInt8* const* pFlgAry ) SAL_OVERRIDE; // CopyArea --> No RasterOp, but ClipRegion virtual void copyArea( long nDestX, long nDestY, long nSrcX, long nSrcY, long nSrcWidth, long nSrcHeight, sal_uInt16 nFlags ) SAL_OVERRIDE; // CopyBits and DrawBitmap --> RasterOp and ClipRegion // CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics void DoCopyBits( const SalTwoRect& rPosAry, OpenGLSalGraphicsImpl *pSrcImpl ); virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) SAL_OVERRIDE; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, SalColor nTransparentColor ) SAL_OVERRIDE; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, const SalBitmap& rMaskBitmap ) SAL_OVERRIDE; virtual void drawMask( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, SalColor nMaskColor ) SAL_OVERRIDE; virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight ) SAL_OVERRIDE; virtual SalColor getPixel( long nX, long nY ) SAL_OVERRIDE; // invert --> ClipRegion (only Windows or VirDevs) virtual void invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags) SAL_OVERRIDE; virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) SAL_OVERRIDE; virtual bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uLong nSize ) SAL_OVERRIDE; /** Render bitmap with alpha channel @param rSourceBitmap Source bitmap to blit @param rAlphaBitmap Alpha channel to use for blitting @return true, if the operation succeeded, and false otherwise. In this case, clients should try to emulate alpha compositing themselves */ virtual bool drawAlphaBitmap( const SalTwoRect&, const SalBitmap& rSourceBitmap, const SalBitmap& rAlphaBitmap ) SAL_OVERRIDE; /** Render 32-bits bitmap with alpha channel */ virtual bool drawAlphaBitmap( const SalTwoRect&, const SalBitmap& rBitmap ) SAL_OVERRIDE; /** draw transformed bitmap (maybe with alpha) where Null, X, Y define the coordinate system */ virtual bool drawTransformedBitmap( const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX, const basegfx::B2DPoint& rY, const SalBitmap& rSourceBitmap, const SalBitmap* pAlphaBitmap) SAL_OVERRIDE; /** Render solid rectangle with given transparency @param nTransparency Transparency value (0-255) to use. 0 blits and opaque, 255 a fully transparent rectangle */ virtual bool drawAlphaRect( long nX, long nY, long nWidth, long nHeight, sal_uInt8 nTransparency ) SAL_OVERRIDE; virtual bool drawGradient(const tools::PolyPolygon& rPolygon, const Gradient& rGradient) SAL_OVERRIDE; virtual void beginPaint() SAL_OVERRIDE; virtual void endPaint() SAL_OVERRIDE; private: }; #endif /* vim:set shiftwidth=4 softtabstop=4 expandtab: */