]>
Commit | Line | Data |
---|---|---|
1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #ifndef PULSEVIEW_PV_VIEW_VIEWPORT_H | |
22 | #define PULSEVIEW_PV_VIEW_VIEWPORT_H | |
23 | ||
24 | #include <QTimer> | |
25 | #include <QWidget> | |
26 | #include <QTouchEvent> | |
27 | ||
28 | class QPainter; | |
29 | class QPaintEvent; | |
30 | class SigSession; | |
31 | ||
32 | namespace pv { | |
33 | namespace view { | |
34 | ||
35 | class View; | |
36 | ||
37 | class Viewport : public QWidget | |
38 | { | |
39 | Q_OBJECT | |
40 | ||
41 | public: | |
42 | explicit Viewport(View &parent); | |
43 | ||
44 | protected: | |
45 | void paintEvent(QPaintEvent *event); | |
46 | ||
47 | private: | |
48 | bool event(QEvent *event); | |
49 | void mousePressEvent(QMouseEvent *event); | |
50 | void mouseReleaseEvent(QMouseEvent *event); | |
51 | void mouseMoveEvent(QMouseEvent *event); | |
52 | void mouseDoubleClickEvent(QMouseEvent * event); | |
53 | void wheelEvent(QWheelEvent *event); | |
54 | bool touchEvent(QTouchEvent *e); | |
55 | ||
56 | private Q_SLOTS: | |
57 | void on_signals_moved(); | |
58 | ||
59 | private: | |
60 | View &_view; | |
61 | ||
62 | QPoint _mouse_down_point; | |
63 | double _mouse_down_offset; | |
64 | bool _mouse_down_valid; | |
65 | ||
66 | double _pinch_offset0; | |
67 | double _pinch_offset1; | |
68 | bool _pinch_zoom_active; | |
69 | }; | |
70 | ||
71 | } // namespace view | |
72 | } // namespace pv | |
73 | ||
74 | #endif // PULSEVIEW_PV_VIEW_VIEWPORT_H |