clipper.hpp   clipper.hpp 
/************************************************************************** ***** /************************************************************************** *****
* * * *
* Author : Angus Johnson * * Author : Angus Johnson *
* Version : 4.10.0 * Version : 5.0.1
* *
* Date : 25 December 2012 * Date : 30 December 2012
* *
* Website : http://www.angusj.com * * Website : http://www.angusj.com *
* Copyright : Angus Johnson 2010-2012 * * Copyright : Angus Johnson 2010-2012 *
* * * *
* License: * * License: *
* Use, modification & distribution is subject to Boost Software License Ver 1. * * Use, modification & distribution is subject to Boost Software License Ver 1. *
* http://www.boost.org/LICENSE_1_0.txt * * http://www.boost.org/LICENSE_1_0.txt *
* * * *
* Attributions: * * Attributions: *
* The code in this library is an extension of Bala Vatti's clipping algorit hm: * * The code in this library is an extension of Bala Vatti's clipping algorit hm: *
* "A generic solution to polygon clipping" * * "A generic solution to polygon clipping" *
skipping to change at line 81 skipping to change at line 81
Polygon outer; Polygon outer;
Polygons holes; Polygons holes;
}; };
typedef std::vector< ExPolygon > ExPolygons; typedef std::vector< ExPolygon > ExPolygons;
enum JoinType { jtSquare, jtRound, jtMiter }; enum JoinType { jtSquare, jtRound, jtMiter };
bool Orientation(const Polygon &poly); bool Orientation(const Polygon &poly);
double Area(const Polygon &poly); double Area(const Polygon &poly);
void OffsetPolygons(const Polygons &in_polys, Polygons &out_polys, void OffsetPolygons(const Polygons &in_polys, Polygons &out_polys,
double delta, JoinType jointype = jtSquare, double MiterLimit = 2, bool C heckInputs = true); double delta, JoinType jointype = jtSquare, double MiterLimit = 2, bool A utoFix = true);
void SimplifyPolygon(const Polygon &in_poly, Polygons &out_polys, PolyFillT ype fillType = pftEvenOdd); void SimplifyPolygon(const Polygon &in_poly, Polygons &out_polys, PolyFillT ype fillType = pftEvenOdd);
void SimplifyPolygons(const Polygons &in_polys, Polygons &out_polys, PolyFi llType fillType = pftEvenOdd); void SimplifyPolygons(const Polygons &in_polys, Polygons &out_polys, PolyFi llType fillType = pftEvenOdd);
void SimplifyPolygons(Polygons &polys, PolyFillType fillType = pftEvenOdd); void SimplifyPolygons(Polygons &polys, PolyFillType fillType = pftEvenOdd);
void ReversePolygon(Polygon& p); void ReversePolygon(Polygon& p);
void ReversePolygons(Polygons& p); void ReversePolygons(Polygons& p);
//used internally ... //used internally ...
enum EdgeSide { esLeft = 1, esRight = 2}; enum EdgeSide { esLeft = 1, esRight = 2};
enum IntersectProtects { ipNone = 0, ipLeft = 1, ipRight = 2, ipBoth = 3 }; enum IntersectProtects { ipNone = 0, ipLeft = 1, ipRight = 2, ipBoth = 3 };
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