canvas/source/cairo/cairo_canvashelper_texturefill.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_canvas.hxx"
  33
  34 #include <canvas/debug.hxx>
  35
  36 #include <rtl/math.hxx>
  37
  38 #include <com/sun/star/rendering/TextDirection.hpp>
  39 #include <com/sun/star/rendering/TexturingMode.hpp>
  40 #include <com/sun/star/rendering/PathCapType.hpp>
  41 #include <com/sun/star/rendering/PathJoinType.hpp>
  42
  43 #include <tools/poly.hxx>
  44 #include <vcl/window.hxx>
  45 #include <vcl/bitmapex.hxx>
  46 #include <vcl/bmpacc.hxx>
  47 #include <vcl/canvastools.hxx>
  48
  49 #include <basegfx/matrix/b2dhommatrix.hxx>
  50 #include <basegfx/range/b2drectangle.hxx>
  51 #include <basegfx/point/b2dpoint.hxx>
  52 #include <basegfx/vector/b2dsize.hxx>
  53 #include <basegfx/polygon/b2dpolygon.hxx>
  54 #include <basegfx/polygon/b2dpolygontools.hxx>
  55 #include <basegfx/polygon/b2dpolypolygontools.hxx>
  56 #include <basegfx/polygon/b2dlinegeometry.hxx>
  57 #include <basegfx/tools/canvastools.hxx>
  58 #include <basegfx/numeric/ftools.hxx>
  59
  60 #include <utility>
  61
  62 #include <comphelper/sequence.hxx>
  63 #include <canvas/canvastools.hxx>
  64
  65 #include "cairo_textlayout.hxx"
  66 #include "cairo_parametricpolypolygon.hxx"
  67 #include "cairo_canvashelper.hxx"
  68 #include "cairo_canvasbitmap.hxx"
  69 #include "cairo_impltools.hxx"
  70 #include "cairo_canvasfont.hxx"
  71
  72 using namespace ::com::sun::star;
  73
  74 namespace cairocanvas
  75 {
  76     namespace
  77     {
  78         bool textureFill( OutputDevice&                 rOutDev,
  79                           GraphicObject&                rGraphic,
  80                           const ::Point&                rPosPixel,
  81                           const ::Size&                 rNextTileX,
  82                           const ::Size&                 rNextTileY,
  83                           sal_Int32                             nTilesX,
  84                           sal_Int32                             nTilesY,
  85                           const ::Size&                 rTileSize,
  86                           const GraphicAttr&    rAttr)
  87         {
  88             BOOL        bRet( false );
  89             Point       aCurrPos;
  90             int         nX, nY;
  91
  92             for( nY=0; nY < nTilesY; ++nY )
  93             {
  94                 aCurrPos.X() = rPosPixel.X() + nY*rNextTileY.Width();
  95                 aCurrPos.Y() = rPosPixel.Y() + nY*rNextTileY.Height();
  96
  97                 for( nX=0; nX < nTilesX; ++nX )
  98                 {
  99                     // update return value. This method should return true, if
 100                     // at least one of the looped Draws succeeded.
 101                     bRet |= rGraphic.Draw( &rOutDev,
 102                                            aCurrPos,
 103                                            rTileSize,
 104                                            &rAttr );
 105
 106                     aCurrPos.X() += rNextTileX.Width();
 107                     aCurrPos.Y() += rNextTileX.Height();
 108                 }
 109             }
 110
 111             return bRet;
 112         }
 113
 114         inline sal_Int32 roundDown( const double& rVal )
 115         {
 116             return static_cast< sal_Int32 >( floor( rVal ) );
 117         }
 118
 119         inline sal_Int32 roundUp( const double& rVal )
 120         {
 121             return static_cast< sal_Int32 >( ceil( rVal ) );
 122         }
 123     }
 124
 125     uno::Reference< rendering::XCachedPrimitive > CanvasHelper::fillTexturedPolyPolygon( const rendering::XCanvas&                                                      rCanvas,
 126                                                                                          const uno::Reference< rendering::XPolyPolygon2D >& xPolyPolygon,
 127                                                                                          const rendering::ViewState&                                            viewState,
 128                                                                                          const rendering::RenderState&                                          renderState,
 129                                                                                          const uno::Sequence< rendering::Texture >&             textures )
 130     {
 131         ENSURE_ARG_OR_THROW( xPolyPolygon.is(),
 132                          "CanvasHelper::fillPolyPolygon(): polygon is NULL");
 133         ENSURE_ARG_OR_THROW( textures.getLength(),
 134                          "CanvasHelper::fillTexturedPolyPolygon: empty texture sequence");
 135
 136     cairo_save( mpCairo );
 137
 138     useStates( viewState, renderState, true );
 139     mpTextures = &textures;
 140     drawPolyPolygonPath( xPolyPolygon, Fill );
 141     mpTextures = NULL;
 142
 143     cairo_restore( mpCairo );
 144
 145         return uno::Reference< rendering::XCachedPrimitive >(NULL);
 146     }
 147 }