/usr/include/CGAL/Qt/Converter.h is in libcgal-qt5-dev 4.11-2build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 | // Copyright (c) 2008 GeometryFactory Sarl (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
// 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.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
//
//
// Author(s) : Andreas Fabri <Andreas.Fabri@geometryfactory.com>
// Laurent Rineau <Laurent.Rineau@geometryfactory.com>
#ifndef CGAL_QT_CONVERTER_H
#define CGAL_QT_CONVERTER_H
#include <CGAL/license/GraphicsView.h>
#include <QPointF>
#include <QLineF>
#include <QRectF>
#include <QPolygonF>
#include <list>
#include <CGAL/intersection_2.h>
#include <CGAL/auto_link/Qt.h>
#include <boost/mpl/has_xxx.hpp>
namespace CGAL {
namespace internal {
BOOST_MPL_HAS_XXX_TRAIT_DEF( Circular_arc_point_2 )
template < class K, bool b = has_Circular_arc_point_2< K >::value >
struct get_Circular_arc_point_2
{
struct type { };
};
template < class K >
struct get_Circular_arc_point_2< K, true >
{
typedef typename K::Circular_arc_point_2 type;
};
}
namespace Qt {
template <typename K>
class Converter {
public:
typedef typename K::Point_2 CGAL_Point_2;
typedef typename K::Segment_2 CGAL_Segment_2;
typedef typename K::Ray_2 CGAL_Ray_2;
typedef typename K::Line_2 CGAL_Line_2;
typedef typename K::Triangle_2 CGAL_Triangle_2;
typedef typename K::Iso_rectangle_2 CGAL_Iso_rectangle_2;
typedef typename internal::get_Circular_arc_point_2< K >::type
CGAL_Circular_arc_point_2;
private:
bool clippingRectIsInitialized;
CGAL_Iso_rectangle_2 clippingRect;
public:
Converter()
: clippingRectIsInitialized(false)
{
}
Converter(QRectF rect)
{
if(rect.isValid()) {
clippingRect = this->operator()(rect);
clippingRectIsInitialized = true;
}
else
clippingRectIsInitialized = false;
}
CGAL_Point_2 operator()(const QPointF& qp) const
{
return CGAL_Point_2(qp.x(), qp.y());
}
QPointF operator()(const CGAL_Point_2& p) const
{
return QPointF(to_double(p.x()), to_double(p.y()));
}
QPointF operator()(const CGAL_Circular_arc_point_2& p) const
{
return QPointF(to_double(p.x()), to_double(p.y()));
}
CGAL_Segment_2 operator()(const QLineF& qs) const
{
return CGAL_Segment_2(operator()(qs.p1()), operator()(qs.p2()));
}
QLineF operator()(const CGAL_Segment_2 &s) const
{
return QLineF(operator()(s.source()), operator()(s.target()));
}
CGAL_Iso_rectangle_2 operator()(const QRectF& qr) const
{
return CGAL_Iso_rectangle_2(operator()(qr.bottomLeft()), operator()(qr.topRight()));
}
QRectF operator()(const CGAL_Iso_rectangle_2& r) const
{
return QRectF(operator()(r[3]), operator()(r[1])).normalized(); // top left, bottom right
}
QRectF operator()(const CGAL::Bbox_2& bb) const
{
return QRectF(bb.xmin(),
bb.ymin(),
bb.xmax()-bb.xmin(),
bb.ymax()-bb.ymin());
}
QLineF operator()(const CGAL_Ray_2 &r) const
{
CGAL_assertion(clippingRectIsInitialized);
Object o = CGAL::intersection(r, clippingRect);
typedef CGAL_Segment_2 Segment_2;
typedef CGAL_Point_2 Point_2;
if(const Segment_2 *s = CGAL::object_cast<Segment_2>(&o)){
return this->operator()(*s);
} else if(const Point_2 *p = CGAL::object_cast<Point_2>(&o)){
return QLineF(operator()(*p), operator()(*p));
}
return QLineF();
}
QLineF operator()(const CGAL_Line_2 &l) const
{
CGAL_assertion(clippingRectIsInitialized);
Object o = CGAL::intersection(l, clippingRect);
typedef CGAL_Segment_2 Segment_2;
typedef CGAL_Point_2 Point_2;
if(const Segment_2 *s = CGAL::object_cast<Segment_2>(&o)){
return this->operator()(*s);
} else if(const Point_2 *p = CGAL::object_cast<Point_2>(&o)){
return QLineF(operator()(*p), operator()(*p));
}
return QLineF();
}
QPolygonF operator()(const CGAL_Triangle_2 &t) const
{
QPolygonF qp;
qp << operator()(t.vertex(0)) << operator()(t.vertex(1)) << operator()(t.vertex(2));
return qp;
}
void operator()(std::list< CGAL_Point_2 >& p, const QPolygonF& qp) const
{
for(int i = 0; i < qp.size(); i++){
p.push_back(operator()(qp[i]));
}
}
};
} // namespace Qt
} // namespace CGAL
#endif // CGAL_QT_CONVERTER_H
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