drawinglayer/inc/primitive2d/texteffectprimitive2d.hxx

   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 #pragma once
  21
  22 #include <drawinglayer/primitive2d/BufferedDecompositionPrimitive2D.hxx>
  23 #include <basegfx/matrix/b2dhommatrix.hxx>
  24
  25 namespace drawinglayer::primitive2d
  26 {
  27 /** TextEffectStyle2D definition */
  28 enum class TextEffectStyle2D
  29 {
  30     ReliefEmbossedDefault,
  31     ReliefEngravedDefault,
  32     ReliefEmbossed,
  33     ReliefEngraved,
  34     Outline
  35 };
  36
  37 /** TextEffectPrimitive2D class
  38
  39     This primitive embeds text primitives (normally, as can be seen can
  40     also be used for any other primitives) which have some TextEffect applied
  41     and create the needed geometry and embedding on decomposition.
  42 */
  43 class TextEffectPrimitive2D final : public BufferedDecompositionPrimitive2D
  44 {
  45 private:
  46     /// the text (or other) content
  47     Primitive2DContainer maTextContent;
  48
  49     /// the style to apply, the direction and the rotation center
  50     const basegfx::B2DPoint maRotationCenter;
  51     double mfDirection;
  52     TextEffectStyle2D meTextEffectStyle2D;
  53
  54     /** the last used object to view transformtion used from getDecomposition
  55         for decide buffering
  56      */
  57     basegfx::B2DHomMatrix maLastObjectToViewTransformation;
  58
  59     /// create local decomposition
  60     virtual void
  61     create2DDecomposition(Primitive2DContainer& rContainer,
  62                           const geometry::ViewInformation2D& rViewInformation) const override;
  63
  64 public:
  65     /// constructor
  66     TextEffectPrimitive2D(Primitive2DContainer&& rTextContent,
  67                           const basegfx::B2DPoint& rRotationCenter, double fDirection,
  68                           TextEffectStyle2D eTextEffectStyle2D);
  69
  70     /// data read access
  71     const Primitive2DContainer& getTextContent() const { return maTextContent; }
  72     const basegfx::B2DPoint& getRotationCenter() const { return maRotationCenter; }
  73     double getDirection() const { return mfDirection; }
  74     TextEffectStyle2D getTextEffectStyle2D() const { return meTextEffectStyle2D; }
  75
  76     /// compare operator
  77     virtual bool operator==(const BasePrimitive2D& rPrimitive) const override;
  78
  79     /** own get range implementation to solve more effective. Content is by definition displaced
  80         by a fixed discrete unit, thus the contained geometry needs only once be asked for its
  81         own basegfx::B2DRange
  82      */
  83     virtual basegfx::B2DRange
  84     getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override;
  85
  86     /// provide unique ID
  87     virtual sal_uInt32 getPrimitive2DID() const override;
  88
  89     /// Override standard getDecomposition to be view-dependent here
  90     virtual void
  91     get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor,
  92                        const geometry::ViewInformation2D& rViewInformation) const override;
  93 };
  94
  95 } // end of namespace primitive2d::drawinglayer
  96
  97 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */