cppcanvas/source/mtfrenderer/polypolyaction.hxx

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  30
  31 #ifndef _CPPCANVAS_POLYPOLYACTION_HXX
  32 #define _CPPCANVAS_POLYPOLYACTION_HXX
  33
  34 #include <action.hxx>
  35 #include <cppcanvas/canvas.hxx>
  36
  37
  38 namespace basegfx {
  39     class B2DPolyPolygon;
  40 }
  41 namespace com { namespace sun { namespace star { namespace rendering
  42 {
  43     struct Texture;
  44     struct StrokeAttributes;
  45 } } } }
  46
  47
  48 /* Definition of internal::PolyPolyActionFactory class */
  49
  50 namespace cppcanvas
  51 {
  52     namespace internal
  53     {
  54         struct OutDevState;
  55
  56         /** Creates encapsulated converters between GDIMetaFile and
  57             XCanvas. The Canvas argument is deliberately placed at the
  58             constructor, to force reconstruction of this object for a
  59             new canvas. This considerably eases internal state
  60             handling, since a lot of the internal state (e.g. fonts,
  61             text layout) is Canvas-dependent.
  62          */
  63         class PolyPolyActionFactory
  64         {
  65         public:
  66             /// Create polygon, fill/stroke according to state
  67             static ActionSharedPtr createPolyPolyAction( const ::basegfx::B2DPolyPolygon&,
  68                                                          const CanvasSharedPtr&,
  69                                                          const OutDevState&     );
  70
  71             /// Create texture-filled polygon
  72             static ActionSharedPtr createPolyPolyAction( const ::basegfx::B2DPolyPolygon&,
  73                                                          const CanvasSharedPtr&,
  74                                                          const OutDevState&,
  75                                                          const ::com::sun::star::rendering::Texture& );
  76
  77             /// Create line polygon (always stroked, not filled)
  78             static ActionSharedPtr createLinePolyPolyAction( const ::basegfx::B2DPolyPolygon&,
  79                                                              const CanvasSharedPtr&,
  80                                                              const OutDevState& );
  81
  82             /// Create stroked polygon
  83             static ActionSharedPtr createPolyPolyAction( const ::basegfx::B2DPolyPolygon&,
  84                                                          const CanvasSharedPtr&,
  85                                                          const OutDevState&,
  86                                                          const ::com::sun::star::rendering::StrokeAttributes& );
  87
  88             /// For transparent painting of the given polygon (normally, we take the colors always opaque)
  89             static ActionSharedPtr createPolyPolyAction( const ::basegfx::B2DPolyPolygon&,
  90                                                          const CanvasSharedPtr&,
  91                                                          const OutDevState&,
  92                                                          int nTransparency );
  93
  94         private:
  95             // static factory, disable big four
  96             PolyPolyActionFactory();
  97             ~PolyPolyActionFactory();
  98             PolyPolyActionFactory(const PolyPolyActionFactory&);
  99             PolyPolyActionFactory& operator=( const PolyPolyActionFactory& );
 100         };
 101     }
 102 }
 103
 104 #endif /* _CPPCANVAS_POLYPOLYACTION_HXX */