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28a4c9c5 | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
28a4c9c5 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 | ||
21 | #include <boost/shared_ptr.hpp> | |
e3f65ace | 22 | |
3e46726a | 23 | #include <QPainter> |
e3f65ace | 24 | #include <QRect> |
28a4c9c5 | 25 | #include <QString> |
e3f65ace | 26 | |
28a4c9c5 JH |
27 | #include <stdint.h> |
28 | ||
29 | class SignalData; | |
30 | ||
31 | class Signal | |
32 | { | |
3e46726a JH |
33 | private: |
34 | static const QSizeF LabelPadding; | |
35 | ||
28a4c9c5 | 36 | protected: |
2858b391 | 37 | Signal(QString name); |
28a4c9c5 JH |
38 | |
39 | public: | |
40 | QString get_name() const; | |
41 | ||
3b18c57d | 42 | /** |
64b60583 JH |
43 | * Paints the signal with a QPainter |
44 | * @param p the QPainter to paint into. | |
3b18c57d | 45 | * @param rect the rectangular area to draw the trace into. |
fb0d32cb | 46 | * @param scale the scale in seconds per pixel. |
3b18c57d | 47 | * @param offset the time to show at the left hand edge of |
fb0d32cb | 48 | * the view in seconds. |
3b18c57d | 49 | **/ |
64b60583 JH |
50 | virtual void paint(QPainter &p, const QRect &rect, double scale, |
51 | double offset) = 0; | |
e3f65ace | 52 | |
3e46726a JH |
53 | /** |
54 | * Paints the signal label into a QGLWidget. | |
55 | * @param p the QPainter to paint into. | |
56 | * @param rect the rectangular area to draw the label into. | |
57 | */ | |
58 | virtual void paint_label(QPainter &p, const QRect &rect); | |
59 | ||
60 | protected: | |
61 | ||
62 | /** | |
63 | * Get the colour of the logic signal | |
64 | */ | |
65 | virtual QColor get_colour() const = 0; | |
66 | ||
67 | /** | |
68 | * When painting into the rectangle, calculate the y | |
69 | * offset of the zero point. | |
70 | **/ | |
71 | virtual int get_nominal_offset(const QRect &rect) const = 0; | |
72 | ||
28a4c9c5 JH |
73 | protected: |
74 | QString _name; | |
28a4c9c5 | 75 | }; |