]> sigrok.org Git - pulseview.git/blame - pv/view/timemarker.h
Made TimeMarker and Cursor QObjects
[pulseview.git] / pv / view / timemarker.h
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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_MARKER_H
22#define PULSEVIEW_PV_VIEW_MARKER_H
23
24#include <QColor>
3efda736 25#include <QObject>
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26
27class QPainter;
28class QRect;
29
30namespace pv {
31namespace view {
32
33class View;
34
3efda736 35class TimeMarker : public QObject
cd6c8ee2 36{
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37 Q_OBJECT
38
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39protected:
40 /**
41 * Constructor.
42 * @param view A reference to the view that owns this marker.
43 * @param colour A reference to the colour of this cursor.
44 * @param time The time to set the flag to.
45 */
46 TimeMarker(const View &view, const QColor &colour, double time);
47
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48 /**
49 * Copy constructor
50 */
51 TimeMarker(const TimeMarker &s);
52
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53public:
54 /**
55 * Gets the time of the marker.
56 */
57 double time() const;
58
59 /**
60 * Sets the time of the marker.
61 */
62 void set_time(double time);
63
64 /**
65 * Paints the marker to the viewport.
66 * @param p The painter to draw with.
67 * @param rect The rectangle of the viewport client area.
68 */
69 virtual void paint(QPainter &p, const QRect &rect);
70
71 /**
72 * Paints the marker's label to the ruler.
73 * @param p The painter to draw with.
74 * @param rect The rectangle of the ruler client area.
75 */
76 virtual void paint_label(QPainter &p, const QRect &rect) = 0;
77
78protected:
79 const View &_view;
80 const QColor &_colour;
81
82 double _time;
83};
84
85} // namespace view
86} // namespace pv
87
88#endif // PULSEVIEW_PV_VIEW_MARKER_H