Tulip  5.7.4
Large graphs analysis and drawing
MouseBoxZoomer.h
1 /*
2  *
3  * This file is part of Tulip (https://tulip.labri.fr)
4  *
5  * Authors: David Auber and the Tulip development Team
6  * from LaBRI, University of Bordeaux
7  *
8  * Tulip is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU Lesser General Public License
10  * as published by the Free Software Foundation, either version 3
11  * of the License, or (at your option) any later version.
12  *
13  * Tulip is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
16  * See the GNU General Public License for more details.
17  *
18  */
19 ///@cond DOXYGEN_HIDDEN
20 
21 #ifndef MOUSEZOOMBOX_H
22 #define MOUSEZOOMBOX_H
23 
24 #include <tulip/GLInteractor.h>
25 
26 class QMouseEvent;
27 class QKeyEvent;
28 
29 namespace tlp {
30 
31 class Graph;
32 
33 class TLP_QT_SCOPE MouseBoxZoomer : public GLInteractorComponent {
34 protected:
35  Qt::MouseButton mButton;
36  Qt::KeyboardModifier kModifier;
37  unsigned int x, y;
38  int w, h;
39  bool started, updateViewport;
40  Graph *graph;
41 
42 public:
43  MouseBoxZoomer(Qt::MouseButton button = Qt::LeftButton,
44  Qt::KeyboardModifier modifier = Qt::NoModifier, bool updateViewport = true);
45  ~MouseBoxZoomer() override;
46  bool draw(GlMainWidget *) override;
47  bool eventFilter(QObject *, QEvent *) override;
48 };
49 } // namespace tlp
50 #endif // MOUSEZOOMBOX_H
51 ///@endcond