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
|
/****************************************************************************
Copyright (C) 2002-2008 Gilles Debunne. All rights reserved.
This file is part of the QGLViewer library version 2.3.4.
http://www.libqglviewer.com - contact@libqglviewer.com
This file may be used under the terms of the GNU General Public License
versions 2.0 or 3.0 as published by the Free Software Foundation and
appearing in the LICENSE file included in the packaging of this file.
In addition, as a special exception, Gilles Debunne gives you certain
additional rights, described in the file GPL_EXCEPTION in this package.
libQGLViewer uses dual licensing. Commercial/proprietary software must
purchase a libQGLViewer Commercial License.
This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*****************************************************************************/
#include "QGLViewer/qglviewer.h"
#include "object.h"
#if QT_VERSION < 0x040000
# include "qptrvector.h"
#endif
class Viewer : public QGLViewer
{
public:
Viewer();
protected :
virtual void draw();
virtual void init();
virtual QString helpString() const;
// Selection functions
virtual void drawWithNames();
virtual void endSelection(const QPoint&);
// Mouse events functions
virtual void mousePressEvent(QMouseEvent *e);
virtual void mouseMoveEvent(QMouseEvent *e);
virtual void mouseReleaseEvent(QMouseEvent *e);
private :
void startManipulation();
void drawSelectionRectangle() const;
void addIdToSelection(int id);
void removeIdFromSelection(int id);
// Current rectangular selection
QRect rectangle_;
// Different selection modes
enum SelectionMode { NONE, ADD, REMOVE };
SelectionMode selectionMode_;
#if QT_VERSION < 0x040000
// Objects of the scene
QPtrVector<Object> objects_;
// ids of the selected objects
QValueList<int> selection_;
#else
QList<Object*> objects_;
QList<int> selection_;
#endif
};
|
