slideshow/source/engine/transitions/barwipepolypolygon.hxx

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  30
  31 #if ! defined INCLUDED_SLIDESHOW_BARWIPEPOLYPOLYGON_HXX
  32 #define INCLUDED_SLIDESHOW_BARWIPEPOLYPOLYGON_HXX
  33
  34 #include "parametricpolypolygon.hxx"
  35 #include "transitiontools.hxx"
  36
  37
  38 namespace slideshow {
  39 namespace internal {
  40
  41 /// Generates a horizontal, left-to-right bar wipe:
  42 class BarWipePolyPolygon : public ParametricPolyPolygon
  43 {
  44 public:
  45     BarWipePolyPolygon( sal_Int32 nBars = 1 /* nBars > 1: blinds effect */ )
  46         : m_nBars(nBars),
  47           m_unitRect( createUnitRect() )
  48         {}
  49     virtual ::basegfx::B2DPolyPolygon operator () ( double t );
  50 private:
  51     const sal_Int32 m_nBars;
  52     const ::basegfx::B2DPolygon m_unitRect;
  53 };
  54
  55 }
  56 }
  57
  58 #endif /* INCLUDED_SLIDESHOW_BARWIPEPOLYPOLYGON_HXX */