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6fa02541 | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
6fa02541 JH |
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 | ||
640d091b UH |
21 | #ifndef PULSEVIEW_PV_VIEW_VIEWPORT_H |
22 | #define PULSEVIEW_PV_VIEW_VIEWPORT_H | |
6fa02541 | 23 | |
d7002724 | 24 | #include <QTimer> |
64b60583 | 25 | #include <QWidget> |
6fa02541 | 26 | |
e9c41f8c | 27 | class QPainter; |
3e46726a | 28 | class QPaintEvent; |
009e1503 JH |
29 | class SigSession; |
30 | ||
cdf7bea7 JH |
31 | namespace pv { |
32 | namespace view { | |
33 | ||
34 | class View; | |
35 | ||
64b60583 | 36 | class Viewport : public QWidget |
6fa02541 JH |
37 | { |
38 | Q_OBJECT | |
e3f65ace | 39 | |
6fa02541 | 40 | public: |
cdf7bea7 | 41 | explicit Viewport(View &parent); |
d7002724 | 42 | |
adb4b10c | 43 | int get_total_height() const; |
a429590b | 44 | |
d7002724 | 45 | protected: |
3e46726a | 46 | void paintEvent(QPaintEvent *event); |
d7002724 | 47 | |
7cd5faf8 | 48 | private: |
7cd5faf8 | 49 | void mousePressEvent(QMouseEvent *event); |
1dd95c70 | 50 | void mouseMoveEvent(QMouseEvent *event); |
7cd5faf8 | 51 | void mouseReleaseEvent(QMouseEvent *event); |
1dd95c70 | 52 | void wheelEvent(QWheelEvent *event); |
7cd5faf8 | 53 | |
f76af637 JH |
54 | private: |
55 | void draw_cursors_background(QPainter &p); | |
56 | ||
57 | void draw_cursors_foreground(QPainter &p); | |
58 | ||
07204819 JH |
59 | private slots: |
60 | void on_signals_moved(); | |
61 | ||
009e1503 | 62 | private: |
cdf7bea7 | 63 | View &_view; |
1dd95c70 JH |
64 | |
65 | QPoint _mouse_down_point; | |
66 | double _mouse_down_offset; | |
6fa02541 JH |
67 | }; |
68 | ||
cdf7bea7 JH |
69 | } // namespace view |
70 | } // namespace pv | |
71 | ||
640d091b | 72 | #endif // PULSEVIEW_PV_VIEW_VIEWPORT_H |