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authorPeter Breitenlohner <peb@mppmu.mpg.de>2014-09-15 09:15:29 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2014-09-15 09:15:29 +0000
commitac391ad3f024072af6dbc29e6242e01626fa68e3 (patch)
tree1d189f720c595af76a58674680a6d0ce3b5ce46d /Build/source/texk/dvisvgm/dvisvgm-1.8.1/src/Bezier.h
parent57e5dbc43fa038cd4a9926b870f04e543e7a3844 (diff)
dvisvgm 1.8.1
git-svn-id: svn://tug.org/texlive/trunk@35175 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/dvisvgm/dvisvgm-1.8.1/src/Bezier.h')
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diff --git a/Build/source/texk/dvisvgm/dvisvgm-1.8.1/src/Bezier.h b/Build/source/texk/dvisvgm/dvisvgm-1.8.1/src/Bezier.h
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+/*************************************************************************
+** Bezier.h **
+** **
+** This file is part of dvisvgm -- the DVI to SVG converter **
+** Copyright (C) 2005-2014 Martin Gieseking <martin.gieseking@uos.de> **
+** **
+** This program is free software; you can redistribute it and/or **
+** modify it under the terms of the GNU General Public License as **
+** published by the Free Software Foundation; either version 3 of **
+** the License, or (at your option) any later version. **
+** **
+** This program is distributed in the hope that it will be useful, but **
+** WITHOUT ANY WARRANTY; without even the implied warranty of **
+** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the **
+** GNU General Public License for more details. **
+** **
+** You should have received a copy of the GNU General Public License **
+** along with this program; if not, see <http://www.gnu.org/licenses/>. **
+*************************************************************************/
+
+#ifndef DVISVGM_BEZIER_H
+#define DVISVGM_BEZIER_H
+
+#include <vector>
+#include "Pair.h"
+
+class Bezier
+{
+ public:
+ Bezier (const DPair &p0, const DPair &p1, const DPair &p2);
+ Bezier (const DPair &p0, const DPair &p1, const DPair &p2, const DPair &p3);
+ Bezier (const Bezier &source, double t0, double t1);
+ void reverse ();
+ DPair pointAt (double t) const;
+ void subdivide (double t, Bezier *bezier1, Bezier *bezier2) const;
+ int approximate (double delta, std::vector<DPair> &p, std::vector<double> *t=0) const;
+ const DPair& point (int i) const {return _points[i];}
+ int reduceDegree (double delta, std::vector<DPair> &p) const;
+
+ protected:
+ Bezier ();
+ int approximate (double delta, double t0, double t1, std::vector<DPair> &p, std::vector<double> *t) const;
+
+ private:
+ DPair _points[4];
+};
+
+#endif