drawinglayer/source/primitive2d/shadowprimitive2d.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  15  *   License, Version 2.0 (the "License"); you may not use this file
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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/utils/canvastools.hxx>
  25 #include <drawinglayer/primitive2d/transparenceprimitive2d.hxx>
  26 #include <drawinglayer/primitive2d/unifiedtransparenceprimitive2d.hxx>
  27 #include <drawinglayer/primitive2d/drawinglayer_primitivetypes2d.hxx>
  28
  29
  30 using namespace com::sun::star;
  31
  32
  33 namespace drawinglayer
  34 {
  35     namespace primitive2d
  36     {
  37         ShadowPrimitive2D::ShadowPrimitive2D(
  38             const basegfx::B2DHomMatrix& rShadowTransform,
  39             const basegfx::BColor& rShadowColor,
  40             const Primitive2DContainer& rChildren)
  41         :   GroupPrimitive2D(rChildren),
  42             maShadowTransform(rShadowTransform),
  43             maShadowColor(rShadowColor)
  44         {
  45         }
  46
  47         bool ShadowPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
  48         {
  49             if(BasePrimitive2D::operator==(rPrimitive))
  50             {
  51                 const ShadowPrimitive2D& rCompare = static_cast< const ShadowPrimitive2D& >(rPrimitive);
  52
  53                 return (getShadowTransform() == rCompare.getShadowTransform()
  54                     && getShadowColor() == rCompare.getShadowColor());
  55             }
  56
  57             return false;
  58         }
  59
  60         basegfx::B2DRange ShadowPrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
  61         {
  62             basegfx::B2DRange aRetval(getChildren().getB2DRange(rViewInformation));
  63             aRetval.transform(getShadowTransform());
  64             return aRetval;
  65         }
  66
  67         void ShadowPrimitive2D::get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor, const geometry::ViewInformation2D& /*rViewInformation*/) const
  68         {
  69             if(!getChildren().empty())
  70             {
  71                 // create a modifiedColorPrimitive containing the shadow color and the content
  72                 const basegfx::BColorModifierSharedPtr aBColorModifier(
  73                     new basegfx::BColorModifier_replace(
  74                         getShadowColor()));
  75                 const Primitive2DReference xRefA(
  76                     new ModifiedColorPrimitive2D(
  77                         getChildren(),
  78                         aBColorModifier));
  79                 const Primitive2DContainer aSequenceB { xRefA };
  80
  81                 // build transformed primitiveVector with shadow offset and add to target
  82                 rVisitor.append(new TransformPrimitive2D(getShadowTransform(), aSequenceB));
  83             }
  84         }
  85
  86         // provide unique ID
  87         ImplPrimitive2DIDBlock(ShadowPrimitive2D, PRIMITIVE2D_ID_SHADOWPRIMITIVE2D)
  88
  89     } // end of namespace primitive2d
  90 } // end of namespace drawinglayer
  91
  92 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */