/* -*- 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_INC_SALGDIIMPL_HXX #define INCLUDED_VCL_INC_SALGDIIMPL_HXX #include #include #include #include #include #include #include class SalGraphics; class SalBitmap; class SalFrame; class Gradient; class SalVirtualDevice; class VCL_PLUGIN_PUBLIC SalGraphicsImpl { public: virtual ~SalGraphicsImpl(); virtual void freeResources() = 0; virtual bool setClipRegion( const vcl::Region& ) = 0; // // get the depth of the device virtual sal_uInt16 GetBitCount() const = 0; // get the width of the device virtual long GetGraphicsWidth() const = 0; // set the clip region to empty virtual void ResetClipRegion() = 0; // set the line color to transparent (= don't draw lines) virtual void SetLineColor() = 0; // set the line color to a specific color virtual void SetLineColor( SalColor nSalColor ) = 0; // set the fill color to transparent (= don't fill) virtual void SetFillColor() = 0; // set the fill color to a specific color, shapes will be // filled accordingly virtual void SetFillColor( SalColor nSalColor ) = 0; // enable/disable XOR drawing virtual void SetXORMode( bool bSet, bool bInvertOnly ) = 0; // set line color for raster operations virtual void SetROPLineColor( SalROPColor nROPColor ) = 0; // set fill color for raster operations virtual void SetROPFillColor( SalROPColor nROPColor ) = 0; // draw --> LineColor and FillColor and RasterOp and ClipRegion virtual void drawPixel( long nX, long nY ) = 0; virtual void drawPixel( long nX, long nY, SalColor nSalColor ) = 0; virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) = 0; virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) = 0; virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) = 0; virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) = 0; virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) = 0; virtual bool drawPolyPolygon( const ::basegfx::B2DPolyPolygon&, double fTransparency ) = 0; virtual bool drawPolyLine( const ::basegfx::B2DPolygon&, double fTransparency, const ::basegfx::B2DVector& rLineWidths, basegfx::B2DLineJoin, com::sun::star::drawing::LineCap) = 0; virtual bool drawPolyLineBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ) = 0; virtual bool drawPolygonBezier( sal_uInt32 nPoints, const SalPoint* pPtAry, const sal_uInt8* pFlgAry ) = 0; virtual bool drawPolyPolygonBezier( sal_uInt32 nPoly, const sal_uInt32* pPoints, const SalPoint* const* pPtAry, const sal_uInt8* const* pFlgAry ) = 0; // CopyArea --> No RasterOp, but ClipRegion virtual void copyArea( long nDestX, long nDestY, long nSrcX, long nSrcY, long nSrcWidth, long nSrcHeight, sal_uInt16 nFlags ) = 0; // CopyBits and DrawBitmap --> RasterOp and ClipRegion // CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics virtual void copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) = 0; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) = 0; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, SalColor nTransparentColor ) = 0; virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, const SalBitmap& rMaskBitmap ) = 0; virtual void drawMask( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap, SalColor nMaskColor ) = 0; virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight ) = 0; virtual SalColor getPixel( long nX, long nY ) = 0; // invert --> ClipRegion (only Windows or VirDevs) virtual void invert( long nX, long nY, long nWidth, long nHeight, SalInvert nFlags) = 0; virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) = 0; virtual bool drawEPS( long nX, long nY, long nWidth, long nHeight, void* pPtr, sal_uLong nSize ) = 0; /** 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 ) = 0; /** Render 32-bits bitmap with alpha channel */ virtual bool drawAlphaBitmap( const SalTwoRect&, const SalBitmap& rBitmap ) = 0; /** 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) = 0; /** 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 ) = 0; virtual bool drawGradient(const tools::PolyPolygon& rPolygon, const Gradient& rGradient) = 0; virtual void beginPaint() = 0; virtual void endPaint() = 0; }; #endif /* vim:set shiftwidth=4 softtabstop=4 expandtab: */