include/svx/polypolygoneditor.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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  19
  20 #ifndef INCLUDED_SVX_POLYPOLYGONEDITOR_HXX
  21 #define INCLUDED_SVX_POLYPOLYGONEDITOR_HXX
  22
  23 #include <svx/svxdllapi.h>
  24
  25 #include <svx/ipolypolygoneditorcontroller.hxx>
  26
  27 #include <basegfx/polygon/b2dpolypolygon.hxx>
  28 #include <o3tl/sorted_vector.hxx>
  29
  30 namespace sdr
  31 {
  32
  33 /** this class implements some helper functions to edit a B2DPolyPolygon */
  34 class SVXCORE_DLLPUBLIC PolyPolygonEditor
  35 {
  36 public:
  37     PolyPolygonEditor( basegfx::B2DPolyPolygon aPolyPolygon);
  38
  39     const basegfx::B2DPolyPolygon& GetPolyPolygon() const { return maPolyPolygon; }
  40
  41     /** returns true if the B2DPolyPolygon was changed.
  42         Warning: B2DPolyPolygon can be empty after this operation!
  43     */
  44     bool DeletePoints( const o3tl::sorted_vector< sal_uInt16 >& rAbsPoints );
  45
  46     /** returns true if the B2DPolyPolygon was changed.
  47     */
  48     bool SetSegmentsKind(SdrPathSegmentKind eKind, const o3tl::sorted_vector< sal_uInt16 >& rAbsPoints);
  49
  50     /** returns true if the B2DPolyPolygon was changed.
  51     */
  52     bool SetPointsSmooth( basegfx::B2VectorContinuity eFlags, const o3tl::sorted_vector< sal_uInt16 >& rAbsPoints);
  53
  54     /** Outputs the relative position ( polygon number and point number in that polygon ) from the absolute point number.
  55         False is returned if the given absolute point is greater not inside this B2DPolyPolygon
  56     */
  57     static bool GetRelativePolyPoint( const basegfx::B2DPolyPolygon& rPoly, sal_uInt32 nAbsPnt, sal_uInt32& rPolyNum, sal_uInt32& rPointNum );
  58
  59 private:
  60     basegfx::B2DPolyPolygon maPolyPolygon;
  61 };
  62
  63 }
  64
  65 #endif
  66
  67 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */