drawinglayer/source/primitive2d/shadowprimitive2d.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <drawinglayer/primitive2d/shadowprimitive2d.hxx>
  21 #include <basegfx/color/bcolormodifier.hxx>
  22 #include <drawinglayer/primitive2d/modifiedcolorprimitive2d.hxx>
  23 #include <drawinglayer/primitive2d/transformprimitive2d.hxx>
  24 #include <basegfx/tools/canvastools.hxx>
  25 #include <drawinglayer/primitive2d/transparenceprimitive2d.hxx>
  26 #include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx>
  27 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
  28
  29 //////////////////////////////////////////////////////////////////////////////
  30
  31 using namespace com::sun::star;
  32
  33 //////////////////////////////////////////////////////////////////////////////
  34
  35 namespace drawinglayer
  36 {
  37     namespace primitive2d
  38     {
  39         ShadowPrimitive2D::ShadowPrimitive2D(
  40             const basegfx::B2DHomMatrix& rShadowTransform,
  41             const basegfx::BColor& rShadowColor,
  42             const Primitive2DSequence& rChildren)
  43         :   GroupPrimitive2D(rChildren),
  44             maShadowTransform(rShadowTransform),
  45             maShadowColor(rShadowColor)
  46         {
  47         }
  48
  49         bool ShadowPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
  50         {
  51             if(BasePrimitive2D::operator==(rPrimitive))
  52             {
  53                 const ShadowPrimitive2D& rCompare = static_cast< const ShadowPrimitive2D& >(rPrimitive);
  54
  55                 return (getShadowTransform() == rCompare.getShadowTransform()
  56                     && getShadowColor() == rCompare.getShadowColor());
  57             }
  58
  59             return false;
  60         }
  61
  62         basegfx::B2DRange ShadowPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
  63         {
  64             basegfx::B2DRange aRetval(getB2DRangeFromPrimitive2DSequence(getChildren(), rViewInformation));
  65             aRetval.transform(getShadowTransform());
  66             return aRetval;
  67         }
  68
  69         Primitive2DSequence ShadowPrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
  70         {
  71             Primitive2DSequence aRetval;
  72
  73             if(getChildren().hasElements())
  74             {
  75                 // create a modifiedColorPrimitive containing the shadow color and the content
  76                 const basegfx::BColorModifier aBColorModifier(getShadowColor());
  77                 const Primitive2DReference xRefA(new ModifiedColorPrimitive2D(getChildren(), aBColorModifier));
  78                 const Primitive2DSequence aSequenceB(&xRefA, 1L);
  79
  80                 // build transformed primitiveVector with shadow offset and add to target
  81                 const Primitive2DReference xRefB(new TransformPrimitive2D(getShadowTransform(), aSequenceB));
  82                 aRetval = Primitive2DSequence(&xRefB, 1L);
  83             }
  84
  85             return aRetval;
  86         }
  87
  88         // provide unique ID
  89         ImplPrimitive2DIDBlock(ShadowPrimitive2D, PRIMITIVE2D_ID_SHADOWPRIMITIVE2D)
  90
  91     } // end of namespace primitive2d
  92 } // end of namespace drawinglayer
  93
  94 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */