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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> |
4b4f1c0d | 25 | #include <QTouchEvent> |
6fa02541 | 26 | |
40aca27e JH |
27 | #include "viewwidget.hpp" |
28 | ||
e9c41f8c | 29 | class QPainter; |
3e46726a | 30 | class QPaintEvent; |
2b81ae46 | 31 | class Session; |
009e1503 | 32 | |
cdf7bea7 JH |
33 | namespace pv { |
34 | namespace view { | |
35 | ||
36 | class View; | |
37 | ||
40aca27e | 38 | class Viewport : public ViewWidget |
6fa02541 JH |
39 | { |
40 | Q_OBJECT | |
e3f65ace | 41 | |
6fa02541 | 42 | public: |
cdf7bea7 | 43 | explicit Viewport(View &parent); |
d7002724 | 44 | |
e9e4e5e7 JH |
45 | private: |
46 | /** | |
47 | * Gets the first view item which has a hit-box that contains @c pt . | |
48 | * @param pt the point to search with. | |
49 | * @return the view item that has been found, or and empty | |
50 | * @c shared_ptr if no item was found. | |
51 | */ | |
52 | std::shared_ptr<pv::view::ViewItem> get_mouse_over_item( | |
53 | const QPoint &pt); | |
54 | ||
55 | /** | |
56 | * Gets the items in the view widget. | |
57 | */ | |
58 | std::vector< std::shared_ptr<pv::view::ViewItem> > items(); | |
59 | ||
3e46726a | 60 | void paintEvent(QPaintEvent *event); |
d7002724 | 61 | |
4b4f1c0d | 62 | bool event(QEvent *event); |
7cd5faf8 | 63 | void mousePressEvent(QMouseEvent *event); |
4b4f1c0d | 64 | void mouseReleaseEvent(QMouseEvent *event); |
1dd95c70 | 65 | void mouseMoveEvent(QMouseEvent *event); |
903038a8 | 66 | void mouseDoubleClickEvent(QMouseEvent * event); |
1dd95c70 | 67 | void wheelEvent(QWheelEvent *event); |
4b4f1c0d | 68 | bool touchEvent(QTouchEvent *e); |
7cd5faf8 | 69 | |
009e1503 | 70 | private: |
8dbbc7f0 JH |
71 | QPoint mouse_down_point_; |
72 | double mouse_down_offset_; | |
73 | bool mouse_down_valid_; | |
4b4f1c0d | 74 | |
8dbbc7f0 JH |
75 | double pinch_offset0_; |
76 | double pinch_offset1_; | |
77 | bool pinch_zoom_active_; | |
6fa02541 JH |
78 | }; |
79 | ||
cdf7bea7 JH |
80 | } // namespace view |
81 | } // namespace pv | |
82 | ||
640d091b | 83 | #endif // PULSEVIEW_PV_VIEW_VIEWPORT_H |