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/poly.hxx>
  28 #include <tools/solar.h>
  29
  30 #include <vcl/salgtype.hxx>
  31 #include <vcl/region.hxx>
  32 #include <vcl/salnativewidgets.hxx>
  33
  34 #include <com/sun/star/drawing/LineCap.hpp>
  35
  36 class SalGraphics;
  37 class SalBitmap;
  38 class SalFrame;
  39 class Gradient;
  40 class OpenGLContext;
  41 class SalVirtualDevice;
  42
  43 class VCL_PLUGIN_PUBLIC SalGraphicsImpl
  44 {
  45 public:
  46
  47     virtual ~SalGraphicsImpl();
  48
  49     virtual void Init() = 0;
  50
  51     virtual void DeInit() {}
  52
  53     virtual void freeResources() = 0;
  54
  55     virtual bool setClipRegion( const vcl::Region& ) = 0;
  56     //
  57     // get the depth of the device
  58     virtual sal_uInt16 GetBitCount() const = 0;
  59
  60     // get the width of the device
  61     virtual long GetGraphicsWidth() const = 0;
  62
  63     // set the clip region to empty
  64     virtual void ResetClipRegion() = 0;
  65
  66     // set the line color to transparent (= don't draw lines)
  67
  68     virtual void SetLineColor() = 0;
  69
  70     // set the line color to a specific color
  71     virtual void SetLineColor( SalColor nSalColor ) = 0;
  72
  73     // set the fill color to transparent (= don't fill)
  74     virtual void SetFillColor() = 0;
  75
  76     // set the fill color to a specific color, shapes will be
  77     // filled accordingly
  78     virtual void SetFillColor( SalColor nSalColor ) = 0;
  79
  80     // enable/disable XOR drawing
  81     virtual void SetXORMode( bool bSet ) = 0;
  82
  83     // set line color for raster operations
  84     virtual void SetROPLineColor( SalROPColor nROPColor ) = 0;
  85
  86     // set fill color for raster operations
  87     virtual void SetROPFillColor( SalROPColor nROPColor ) = 0;
  88
  89     // draw --> LineColor and FillColor and RasterOp and ClipRegion
  90     virtual void drawPixel( long nX, long nY ) = 0;
  91     virtual void drawPixel( long nX, long nY, SalColor nSalColor ) = 0;
  92
  93     virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) = 0;
  94
  95     virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) = 0;
  96
  97     virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) = 0;
  98
  99     virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) = 0;
 100
 101     virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) = 0;
 102     virtual bool drawPolyPolygon( const basegfx::B2DPolyPolygon&, double fTransparency ) = 0;
 103
 104     virtual bool drawPolyLine(
 105                 const basegfx::B2DPolygon&,
 106                 double fTransparency,
 107                 const basegfx::B2DVector& rLineWidths,
 108                 basegfx::B2DLineJoin,
 109                 css::drawing::LineCap,
 110                 double fMiterMinimumAngle) = 0;
 111
 112     virtual bool drawPolyLineBezier(
 113                 sal_uInt32 nPoints,
 114                 const SalPoint* pPtAry,
 115                 const PolyFlags* pFlgAry ) = 0;
 116
 117     virtual bool drawPolygonBezier(
 118                 sal_uInt32 nPoints,
 119                 const SalPoint* pPtAry,
 120                 const PolyFlags* pFlgAry ) = 0;
 121
 122     virtual bool drawPolyPolygonBezier(
 123                 sal_uInt32 nPoly,
 124                 const sal_uInt32* pPoints,
 125                 const SalPoint* const* pPtAry,
 126                 const PolyFlags* const* pFlgAry ) = 0;
 127
 128     // CopyArea --> No RasterOp, but ClipRegion
 129     virtual void copyArea(
 130                 long nDestX, long nDestY,
 131                 long nSrcX, long nSrcY,
 132                 long nSrcWidth, long nSrcHeight,
 133                 bool bWindowInvalidate ) = 0;
 134
 135     // CopyBits and DrawBitmap --> RasterOp and ClipRegion
 136     // CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics
 137     virtual void copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) = 0;
 138
 139     virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) = 0;
 140
 141     virtual void drawBitmap(
 142                 const SalTwoRect& rPosAry,
 143                 const SalBitmap& rSalBitmap,
 144                 const SalBitmap& rMaskBitmap ) = 0;
 145
 146     virtual void drawMask(
 147                 const SalTwoRect& rPosAry,
 148                 const SalBitmap& rSalBitmap,
 149                 SalColor nMaskColor ) = 0;
 150
 151     virtual SalBitmap* getBitmap( long nX, long nY, long nWidth, long nHeight ) = 0;
 152
 153     virtual SalColor getPixel( long nX, long nY ) = 0;
 154
 155     // invert --> ClipRegion (only Windows or VirDevs)
 156     virtual void invert(
 157                 long nX, long nY,
 158                 long nWidth, long nHeight,
 159                 SalInvert nFlags) = 0;
 160
 161     virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) = 0;
 162
 163     virtual bool drawEPS(
 164                 long nX, long nY,
 165                 long nWidth, long nHeight,
 166                 void* pPtr,
 167                 sal_uLong nSize ) = 0;
 168
 169     virtual bool blendBitmap(
 170                 const SalTwoRect&,
 171                 const SalBitmap& rBitmap ) = 0;
 172
 173     virtual bool blendAlphaBitmap(
 174                 const SalTwoRect&,
 175                 const SalBitmap& rSrcBitmap,
 176                 const SalBitmap& rMaskBitmap,
 177                 const SalBitmap& rAlphaBitmap ) = 0;
 178
 179     virtual bool drawAlphaBitmap(
 180                 const SalTwoRect&,
 181                 const SalBitmap& rSourceBitmap,
 182                 const SalBitmap& rAlphaBitmap ) = 0;
 183
 184     /** draw transformed bitmap (maybe with alpha) where Null, X, Y define the coordinate system */
 185     virtual bool drawTransformedBitmap(
 186                 const basegfx::B2DPoint& rNull,
 187                 const basegfx::B2DPoint& rX,
 188                 const basegfx::B2DPoint& rY,
 189                 const SalBitmap& rSourceBitmap,
 190                 const SalBitmap* pAlphaBitmap) = 0;
 191
 192     virtual bool drawAlphaRect(
 193                     long nX, long nY,
 194                     long nWidth, long nHeight,
 195                     sal_uInt8 nTransparency ) = 0;
 196
 197     virtual bool drawGradient(const tools::PolyPolygon& rPolygon, const Gradient& rGradient) = 0;
 198 };
 199
 200 #endif
 201
 202 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */