include/basegfx/polygon/b2dpolygoncutandtouch.hxx

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  19
  20 #ifndef INCLUDED_BASEGFX_POLYGON_B2DPOLYGONCUTANDTOUCH_HXX
  21 #define INCLUDED_BASEGFX_POLYGON_B2DPOLYGONCUTANDTOUCH_HXX
  22
  23 #include <basegfx/polygon/b2dpolygon.hxx>
  24 #include <basegfx/polygon/b2dpolypolygon.hxx>
  25 #include <basegfx/basegfxdllapi.h>
  26
  27
  28
  29 namespace basegfx
  30 {
  31     namespace tools
  32     {
  33         // look for self-intersections and self-touches (points on an edge) in given polygon and add
  34         // extra points there. Result will have no touches or intersections on an edge, only on points
  35         BASEGFX_DLLPUBLIC B2DPolygon addPointsAtCutsAndTouches(const B2DPolygon& rCandidate);
  36
  37         // look for polypolygon-intersections and polypolygon-touches (point of poly A on an edge of poly B) in given PolyPolygon and add
  38         // extra points there. Result will have no touches or intersections between contained polygons on an edge, only on points. For
  39         // convenience, the correction for self-intersections for each member polygon will be used, too.
  40         // Changed: Self intersections are searched by default, but may be switched off by 2nd parameter.
  41         BASEGFX_DLLPUBLIC B2DPolyPolygon addPointsAtCutsAndTouches(const B2DPolyPolygon& rCandidate, bool bSelfIntersections = true);
  42
  43         // look for intersections of rCandidate with the edge from rStart to rEnd and add extra points there.
  44         // Points are only added in the range of the edge, not on the endless vector.
  45         BASEGFX_DLLPUBLIC B2DPolygon addPointsAtCuts(const B2DPolygon& rCandidate, const B2DPoint& rStart, const B2DPoint& rEnd);
  46
  47         // look for intersections of rCandidate with the mask Polygon and add extra points there.
  48         // The mask polygon is assumed to be closed, even when it's not explicitly.
  49         BASEGFX_DLLPUBLIC B2DPolygon addPointsAtCuts(const B2DPolygon& rCandidate, const B2DPolyPolygon& rMask);
  50
  51     } // end of namespace tools
  52 } // end of namespace basegfx
  53
  54
  55
  56 #endif // INCLUDED_BASEGFX_POLYGON_B2DPOLYGONCUTANDTOUCH_HXX
  57
  58 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */