1 files changed, 146 insertions, 0 deletions
diff --git a/src/py2geom/point.cpp b/src/py2geom/point.cpp
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+/*
+ * Copyright 2006, 2007 Aaron Spike <aaron@ekips.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it either under the terms of the GNU Lesser General Public
+ * License version 2.1 as published by the Free Software Foundation
+ * (the "LGPL") or, at your option, under the terms of the Mozilla
+ * Public License Version 1.1 (the "MPL"). If you do not alter this
+ * notice, a recipient may use your version of this file under either
+ * the MPL or the LGPL.
+ *
+ * You should have received a copy of the LGPL along with this library
+ * in the file COPYING-LGPL-2.1; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * You should have received a copy of the MPL along with this library
+ * in the file COPYING-MPL-1.1
+ *
+ * The contents of this file are subject to the Mozilla Public License
+ * Version 1.1 (the "License"); you may not use this file except in
+ * compliance with the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY
+ * OF ANY KIND, either express or implied. See the LGPL or the MPL for
+ * the specific language governing rights and limitations.
+ *
+ */
+
+#include <boost/python.hpp>
+#include <boost/python/implicit.hpp>
+
+#include "py2geom.h"
+#include "helpers.h"
+
+#include "2geom/point.h"
+
+using namespace boost::python;
+
+
+// helpers for point
+tuple point_to_tuple(Geom::Point const& p)
+{
+    return make_tuple(p[0], p[1]);
+}
+
+Geom::Point tuple_to_point(boost::python::tuple const& t)
+{
+    return Geom::Point(extract<double>(t[0]), extract<double>(t[1]));
+}
+
+str point_repr(Geom::Point const& p)
+{
+    return str("(" + str(p[0]) + ", " + str(p[1]) + ")");
+}
+
+//Specifications of overloads
+Geom::Coord (*L2_point)   (Geom::Point const &) = &Geom::L2;
+Geom::Point (*rot90_point)(Geom::Point const &) = &Geom::rot90;
+Geom::Coord (*dot_point)  (Geom::Point const &, Geom::Point const &) = &Geom::dot;
+Geom::Coord (*cross_point)(Geom::Point const &, Geom::Point const &) = &Geom::cross;
+Geom::Point (*lerp_point)(Geom::Coord, Geom::Point const &, Geom::Point const &) = &Geom::lerp;
+
+bool near_point1(Geom::Point const &a, Geom::Point const &b) { return are_near(a,b); }
+bool near_point2(Geom::Point const &a, Geom::Point const &b, double eps) { return are_near(a,b,eps); }
+
+void wrap_point() {
+    def("point_to_tuple", point_to_tuple);
+    def("tuple_to_point", tuple_to_point);
+
+    def("L1", Geom::L1);
+    def("L2", L2_point);
+    def("L2sq", Geom::L2sq);
+    def("LInfty", Geom::LInfty);
+
+    def("unit_vector", Geom::unit_vector);
+    def("is_zero", Geom::is_zero);
+    def("is_unit_vector", Geom::is_unit_vector);
+
+    def("dot", dot_point);
+    def("cross", cross_point);
+    def("distance", Geom::distance);
+    def("distanceSq", Geom::distanceSq);
+    def("lerp", lerp_point);
+
+    def("atan2", Geom::atan2);
+    def("angle_between", Geom::angle_between);
+
+    def("near", near_point1);
+    def("near", near_point2);
+
+    def("rot90", rot90_point);
+    def("abs", (Geom::Point (*)(Geom::Point const&))&Geom::abs);
+
+    class_<Geom::Point>("Point", init<double, double>())
+        .def(init<>())
+        
+        .def("__str__", point_repr)
+        .def("__repr__", point_repr)
+        .def("__getitem__", python_getitem<Geom::Point,double,2>)
+        .def("tuple", point_to_tuple)
+    
+        .def("from_tuple", tuple_to_point)
+        .staticmethod("from_tuple")
+        
+        //point.h
+        //.def("polar", &Geom::Point::polar)
+        //.staticmethod("polar")
+
+        .def("ccw", &Geom::Point::ccw)
+        .def("cw", &Geom::Point::cw)
+        .def("round", &Geom::Point::round)
+        .def("normalize", &Geom::Point::normalize)
+
+        .def("length", &Geom::Point::length)
+
+        .def(self + self)
+        .def(self - self)
+        .def(self += self)
+        .def(self -= self)
+
+        .def(-self)
+        .def(self * float()).def(float() * self)
+        .def(self / float())
+        .def(self *= float())
+
+        .def(self == self)
+        .def(self != self)
+
+        .def(self <= self)
+    ;
+    implicitly_convertible<Geom::Point,tuple>();
+// TODO: explain why this gives a compile time error
+//    implicitly_convertible<tuple,Geom::Point>();
+
+};
+
+/*
+  Local Variables:
+  mode:c++
+  c-file-style:"stroustrup"
+  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+  indent-tabs-mode:nil
+  fill-column:99
+  End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :