vcl/inc/salgdiimpl.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_VCL_INC_SALGDIIMPL_HXX
  21 #define INCLUDED_VCL_INC_SALGDIIMPL_HXX
  22
  23 #include <vcl/dllapi.h>
  24
  25 #include <rtl/ustring.hxx>
  26
  27 #include <tools/color.hxx>
  28 #include <tools/poly.hxx>
  29 #include <tools/solar.h>
  30
  31 #include <vcl/salgtype.hxx>
  32 #include <vcl/region.hxx>
  33 #include <vcl/salnativewidgets.hxx>
  34
  35 #include <com/sun/star/drawing/LineCap.hpp>
  36
  37 class SalGraphics;
  38 class SalBitmap;
  39 class SalFrame;
  40 class Gradient;
  41 class OpenGLContext;
  42 class SalVirtualDevice;
  43
  44 class VCL_PLUGIN_PUBLIC SalGraphicsImpl
  45 {
  46 public:
  47
  48     virtual ~SalGraphicsImpl();
  49
  50     virtual void Init() = 0;
  51
  52     virtual void DeInit() {}
  53
  54     virtual void freeResources() = 0;
  55
  56     virtual bool setClipRegion( const vcl::Region& ) = 0;
  57     //
  58     // get the depth of the device
  59     virtual sal_uInt16 GetBitCount() const = 0;
  60
  61     // get the width of the device
  62     virtual long GetGraphicsWidth() const = 0;
  63
  64     // set the clip region to empty
  65     virtual void ResetClipRegion() = 0;
  66
  67     // set the line color to transparent (= don't draw lines)
  68
  69     virtual void SetLineColor() = 0;
  70
  71     // set the line color to a specific color
  72     virtual void SetLineColor( Color nColor ) = 0;
  73
  74     // set the fill color to transparent (= don't fill)
  75     virtual void SetFillColor() = 0;
  76
  77     // set the fill color to a specific color, shapes will be
  78     // filled accordingly
  79     virtual void SetFillColor( Color nColor ) = 0;
  80
  81     // enable/disable XOR drawing
  82     virtual void SetXORMode( bool bSet ) = 0;
  83
  84     // set line color for raster operations
  85     virtual void SetROPLineColor( SalROPColor nROPColor ) = 0;
  86
  87     // set fill color for raster operations
  88     virtual void SetROPFillColor( SalROPColor nROPColor ) = 0;
  89
  90     // draw --> LineColor and FillColor and RasterOp and ClipRegion
  91     virtual void drawPixel( long nX, long nY ) = 0;
  92     virtual void drawPixel( long nX, long nY, Color nColor ) = 0;
  93
  94     virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) = 0;
  95
  96     virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) = 0;
  97
  98     virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) = 0;
  99
 100     virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) = 0;
 101
 102     virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) = 0;
 103     virtual bool drawPolyPolygon( const basegfx::B2DPolyPolygon&, double fTransparency ) = 0;
 104
 105     virtual bool drawPolyLine(
 106                 const basegfx::B2DPolygon&,
 107                 double fTransparency,
 108                 const basegfx::B2DVector& rLineWidths,
 109                 basegfx::B2DLineJoin,
 110                 css::drawing::LineCap,
 111                 double fMiterMinimumAngle) = 0;
 112
 113     virtual bool drawPolyLineBezier(
 114                 sal_uInt32 nPoints,
 115                 const SalPoint* pPtAry,
 116                 const PolyFlags* pFlgAry ) = 0;
 117
 118     virtual bool drawPolygonBezier(
 119                 sal_uInt32 nPoints,
 120                 const SalPoint* pPtAry,
 121                 const PolyFlags* pFlgAry ) = 0;
 122
 123     virtual bool drawPolyPolygonBezier(
 124                 sal_uInt32 nPoly,
 125                 const sal_uInt32* pPoints,
 126                 const SalPoint* const* pPtAry,
 127                 const PolyFlags* const* pFlgAry ) = 0;
 128
 129     // CopyArea --> No RasterOp, but ClipRegion
 130     virtual void copyArea(
 131                 long nDestX, long nDestY,
 132                 long nSrcX, long nSrcY,
 133                 long nSrcWidth, long nSrcHeight,
 134                 bool bWindowInvalidate ) = 0;
 135
 136     // CopyBits and DrawBitmap --> RasterOp and ClipRegion
 137     // CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics
 138     virtual void copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) = 0;
 139
 140     virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) = 0;
 141
 142     virtual void drawBitmap(
 143                 const SalTwoRect& rPosAry,
 144                 const SalBitmap& rSalBitmap,
 145                 const SalBitmap& rMaskBitmap ) = 0;
 146
 147     virtual void drawMask(
 148                 const SalTwoRect& rPosAry,
 149                 const SalBitmap& rSalBitmap,
 150                 Color nMaskColor ) = 0;
 151
 152     virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight ) = 0;
 153
 154     virtual Color getPixel( long nX, long nY ) = 0;
 155
 156     // invert --> ClipRegion (only Windows or VirDevs)
 157     virtual void invert(
 158                 long nX, long nY,
 159                 long nWidth, long nHeight,
 160                 SalInvert nFlags) = 0;
 161
 162     virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) = 0;
 163
 164     virtual bool drawEPS(
 165                 long nX, long nY,
 166                 long nWidth, long nHeight,
 167                 void* pPtr,
 168                 sal_uLong nSize ) = 0;
 169
 170     virtual bool blendBitmap(
 171                 const SalTwoRect&,
 172                 const SalBitmap& rBitmap ) = 0;
 173
 174     virtual bool blendAlphaBitmap(
 175                 const SalTwoRect&,
 176                 const SalBitmap& rSrcBitmap,
 177                 const SalBitmap& rMaskBitmap,
 178                 const SalBitmap& rAlphaBitmap ) = 0;
 179
 180     virtual bool drawAlphaBitmap(
 181                 const SalTwoRect&,
 182                 const SalBitmap& rSourceBitmap,
 183                 const SalBitmap& rAlphaBitmap ) = 0;
 184
 185     /** draw transformed bitmap (maybe with alpha) where Null, X, Y define the coordinate system */
 186     virtual bool drawTransformedBitmap(
 187                 const basegfx::B2DPoint& rNull,
 188                 const basegfx::B2DPoint& rX,
 189                 const basegfx::B2DPoint& rY,
 190                 const SalBitmap& rSourceBitmap,
 191                 const SalBitmap* pAlphaBitmap) = 0;
 192
 193     virtual bool drawAlphaRect(
 194                     long nX, long nY,
 195                     long nWidth, long nHeight,
 196                     sal_uInt8 nTransparency ) = 0;
 197
 198     virtual bool drawGradient(const tools::PolyPolygon& rPolygon, const Gradient& rGradient) = 0;
 199 };
 200
 201 #endif
 202
 203 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */