slideshow/source/engine/transitions/checkerboardwipe.hxx

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  19
  20 #ifndef INCLUDED_SLIDESHOW_SOURCE_ENGINE_TRANSITIONS_CHECKERBOARDWIPE_HXX
  21 #define INCLUDED_SLIDESHOW_SOURCE_ENGINE_TRANSITIONS_CHECKERBOARDWIPE_HXX
  22
  23 #include <osl/diagnose.h>
  24
  25 #include "transitiontools.hxx"
  26 #include "parametricpolypolygon.hxx"
  27
  28
  29 namespace slideshow {
  30 namespace internal {
  31
  32 /// Generate a check board wipe (across)
  33 class CheckerBoardWipe : public ParametricPolyPolygon
  34 {
  35 public:
  36     CheckerBoardWipe( sal_Int32 unitsPerEdge = 10 )
  37         : m_unitsPerEdge(unitsPerEdge),
  38           m_unitRect( createUnitRect() )
  39         { OSL_ASSERT( (unitsPerEdge % 2) == 0 ); }
  40     virtual ::basegfx::B2DPolyPolygon operator () ( double x ) SAL_OVERRIDE;
  41 private:
  42     const sal_Int32 m_unitsPerEdge;
  43     const ::basegfx::B2DPolyPolygon m_unitRect;
  44 };
  45
  46 }
  47 }
  48
  49 #endif // INCLUDED_SLIDESHOW_SOURCE_ENGINE_TRANSITIONS_CHECKERBOARDWIPE_HXX
  50
  51 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */