vcl/win/gdi/gdiimpl.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_WIN_GDI_GDIIMPL_HXX
  21 #define INCLUDED_VCL_WIN_GDI_GDIIMPL_HXX
  22
  23 #include <salgdiimpl.hxx>
  24 #include <win/salgdi.h>
  25
  26 #include <vcl/gradient.hxx>
  27
  28 #include <svsys.h>
  29 #include <ControlCacheKey.hxx>
  30
  31 class WinSalGraphics;
  32
  33 class WinSalGraphicsImpl : public SalGraphicsImpl
  34 {
  35 private:
  36
  37     WinSalGraphics& mrParent;
  38     bool mbXORMode : 1; // _every_ output with RasterOp XOR
  39     bool mbPen : 1; // is Pen (FALSE == NULL_PEN)
  40     HPEN mhPen; // Pen
  41     bool mbStockPen : 1; // is Pen a stockpen
  42     bool mbBrush : 1; // is Brush (FALSE == NULL_BRUSH)
  43     bool mbStockBrush : 1; // is Brush a stockbrush
  44     HBRUSH mhBrush; // Brush
  45     COLORREF mnPenColor; // PenColor
  46     COLORREF mnBrushColor; // BrushColor
  47
  48     // remember RGB values for SetLineColor/SetFillColor
  49     Color                maLineColor;
  50     Color                maFillColor;
  51
  52     bool TryDrawBitmapGDIPlus(const SalTwoRect& rTR, const SalBitmap& rSrcBitmap);
  53     void DrawPixelImpl(long nX, long nY, COLORREF crColor);
  54
  55     HPEN SearchStockPen(COLORREF nPenColor);
  56     HPEN MakePen(Color nColor);
  57     void ResetPen(HPEN hNewPen);
  58
  59     HBRUSH SearchStockBrush(COLORREF nBrushColor);
  60     HBRUSH MakeBrush(Color nColor);
  61     void ResetBrush(HBRUSH hNewBrush);
  62 public:
  63
  64     explicit WinSalGraphicsImpl(WinSalGraphics& rParent);
  65
  66     virtual ~WinSalGraphicsImpl() override;
  67
  68     virtual void Init() override;
  69
  70     virtual void freeResources() override;
  71
  72     virtual bool setClipRegion( const vcl::Region& ) override;
  73     //
  74     // get the depth of the device
  75     virtual sal_uInt16 GetBitCount() const override;
  76
  77     // get the width of the device
  78     virtual long GetGraphicsWidth() const override;
  79
  80     // set the clip region to empty
  81     virtual void ResetClipRegion() override;
  82
  83     // set the line color to transparent (= don't draw lines)
  84
  85     virtual void SetLineColor() override;
  86
  87     // set the line color to a specific color
  88     virtual void SetLineColor( Color nColor ) override;
  89
  90     // set the fill color to transparent (= don't fill)
  91     virtual void SetFillColor() override;
  92
  93     // set the fill color to a specific color, shapes will be
  94     // filled accordingly
  95     virtual void SetFillColor( Color nColor ) override;
  96
  97     // enable/disable XOR drawing
  98     virtual void SetXORMode( bool bSet, bool bInvertOnly ) override;
  99
 100     // set line color for raster operations
 101     virtual void SetROPLineColor( SalROPColor nROPColor ) override;
 102
 103     // set fill color for raster operations
 104     virtual void SetROPFillColor( SalROPColor nROPColor ) override;
 105
 106     // draw --> LineColor and FillColor and RasterOp and ClipRegion
 107     virtual void drawPixel( long nX, long nY ) override;
 108     virtual void drawPixel( long nX, long nY, Color nColor ) override;
 109
 110     virtual void drawLine( long nX1, long nY1, long nX2, long nY2 ) override;
 111
 112     virtual void drawRect( long nX, long nY, long nWidth, long nHeight ) override;
 113
 114     virtual void drawPolyLine( sal_uInt32 nPoints, const SalPoint* pPtAry ) override;
 115
 116     virtual void drawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry ) override;
 117
 118     virtual void drawPolyPolygon( sal_uInt32 nPoly, const sal_uInt32* pPoints, PCONSTSALPOINT* pPtAry ) override;
 119
 120     virtual bool drawPolyPolygon(
 121                 const basegfx::B2DHomMatrix& rObjectToDevice,
 122                 const basegfx::B2DPolyPolygon&,
 123                 double fTransparency) override;
 124
 125     virtual bool drawPolyLine(
 126                 const basegfx::B2DHomMatrix& rObjectToDevice,
 127                 const basegfx::B2DPolygon&,
 128                 double fTransparency,
 129                 const basegfx::B2DVector& rLineWidths,
 130                 basegfx::B2DLineJoin,
 131                 css::drawing::LineCap,
 132                 double fMiterMinimumAngle,
 133                 bool bPixelSnapHairline) override;
 134
 135     virtual bool drawPolyLineBezier(
 136                 sal_uInt32 nPoints,
 137                 const SalPoint* pPtAry,
 138                 const PolyFlags* pFlgAry ) override;
 139
 140     virtual bool drawPolygonBezier(
 141                 sal_uInt32 nPoints,
 142                 const SalPoint* pPtAry,
 143                 const PolyFlags* pFlgAry ) override;
 144
 145     virtual bool drawPolyPolygonBezier(
 146                 sal_uInt32 nPoly,
 147                 const sal_uInt32* pPoints,
 148                 const SalPoint* const* pPtAry,
 149                 const PolyFlags* const* pFlgAry ) override;
 150
 151     // CopyArea --> No RasterOp, but ClipRegion
 152     virtual void copyArea(
 153                 long nDestX, long nDestY,
 154                 long nSrcX, long nSrcY,
 155                 long nSrcWidth, long nSrcHeight, bool bWindowInvalidate ) override;
 156
 157     // CopyBits and DrawBitmap --> RasterOp and ClipRegion
 158     // CopyBits() --> pSrcGraphics == NULL, then CopyBits on same Graphics
 159     virtual void copyBits( const SalTwoRect& rPosAry, SalGraphics* pSrcGraphics ) override;
 160
 161     virtual void drawBitmap( const SalTwoRect& rPosAry, const SalBitmap& rSalBitmap ) override;
 162
 163     virtual void drawBitmap(
 164                 const SalTwoRect& rPosAry,
 165                 const SalBitmap& rSalBitmap,
 166                 const SalBitmap& rMaskBitmap ) override;
 167
 168     virtual void drawMask(
 169                 const SalTwoRect& rPosAry,
 170                 const SalBitmap& rSalBitmap,
 171                 Color nMaskColor ) override;
 172
 173     virtual std::shared_ptr<SalBitmap> getBitmap( long nX, long nY, long nWidth, long nHeight ) override;
 174
 175     virtual Color getPixel( long nX, long nY ) override;
 176
 177     // invert --> ClipRegion (only Windows or VirDevs)
 178     virtual void invert(
 179                 long nX, long nY,
 180                 long nWidth, long nHeight,
 181                 SalInvert nFlags) override;
 182
 183     virtual void invert( sal_uInt32 nPoints, const SalPoint* pPtAry, SalInvert nFlags ) override;
 184
 185     virtual bool drawEPS(
 186                 long nX, long nY,
 187                 long nWidth, long nHeight,
 188                 void* pPtr,
 189                 sal_uInt32 nSize ) override;
 190
 191     virtual bool blendBitmap(
 192                 const SalTwoRect&,
 193                 const SalBitmap& rBitmap ) override;
 194
 195     virtual bool blendAlphaBitmap(
 196                 const SalTwoRect&,
 197                 const SalBitmap& rSrcBitmap,
 198                 const SalBitmap& rMaskBitmap,
 199                 const SalBitmap& rAlphaBitmap ) override;
 200
 201     /** Render bitmap with alpha channel
 202
 203         @param rSourceBitmap
 204         Source bitmap to blit
 205
 206         @param rAlphaBitmap
 207         Alpha channel to use for blitting
 208
 209         @return true, if the operation succeeded, and false
 210         otherwise. In this case, clients should try to emulate alpha
 211         compositing themselves
 212      */
 213     virtual bool drawAlphaBitmap(
 214                 const SalTwoRect&,
 215                 const SalBitmap& rSourceBitmap,
 216                 const SalBitmap& rAlphaBitmap ) override;
 217
 218     /** draw transformed bitmap (maybe with alpha) where Null, X, Y define the coordinate system */
 219     virtual bool drawTransformedBitmap(
 220                 const basegfx::B2DPoint& rNull,
 221                 const basegfx::B2DPoint& rX,
 222                 const basegfx::B2DPoint& rY,
 223                 const SalBitmap& rSourceBitmap,
 224                 const SalBitmap* pAlphaBitmap) override;
 225
 226     /** Render solid rectangle with given transparency
 227
 228         @param nTransparency
 229         Transparency value (0-255) to use. 0 blits and opaque, 255 a
 230         fully transparent rectangle
 231      */
 232     virtual bool drawAlphaRect(
 233                     long nX, long nY,
 234                     long nWidth, long nHeight,
 235                     sal_uInt8 nTransparency ) override;
 236
 237
 238     virtual bool drawGradient(const tools::PolyPolygon& rPolygon,
 239             const Gradient& rGradient) override;
 240
 241     virtual bool TryRenderCachedNativeControl(ControlCacheKey& rControlCacheKey, int nX, int nY);
 242
 243     virtual bool RenderAndCacheNativeControl(OpenGLCompatibleDC& rWhite, OpenGLCompatibleDC& rBlack,
 244                                              int nX, int nY , ControlCacheKey& aControlCacheKey);
 245 };
 246
 247 #endif // INCLUDED_VCL_WIN_GDI_GDIIMPL_HXX
 248
 249 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */