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28a4c9c5 JH |
1 | /* |
2 | * This file is part of the sigrok 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 | #include "signal.h" | |
22 | ||
23 | #include <boost/shared_ptr.hpp> | |
24 | ||
25 | class LogicData; | |
26 | ||
27 | class LogicSignal : public Signal | |
28 | { | |
131e8012 JH |
29 | private: |
30 | static const float Margin; | |
31 | ||
64b60583 JH |
32 | static const QColor EdgeColour; |
33 | static const QColor HighColour; | |
34 | static const QColor LowColour; | |
131e8012 | 35 | |
3e46726a JH |
36 | static const QColor LogicSignalColours[10]; |
37 | ||
28a4c9c5 | 38 | public: |
2858b391 JH |
39 | LogicSignal(QString name, |
40 | boost::shared_ptr<LogicData> data, | |
28a4c9c5 JH |
41 | int probe_index); |
42 | ||
3b18c57d | 43 | /** |
64b60583 JH |
44 | * Paints the signal with a QPainter |
45 | * @param p the QPainter to paint into. | |
3b18c57d | 46 | * @param rect the rectangular area to draw the trace into. |
fb0d32cb | 47 | * @param scale the scale in seconds per pixel. |
3b18c57d | 48 | * @param offset the time to show at the left hand edge of |
fb0d32cb | 49 | * the view in seconds. |
3b18c57d | 50 | **/ |
64b60583 | 51 | void paint(QPainter &p, const QRect &rect, double scale, double offset); |
e3f65ace | 52 | |
2858b391 | 53 | private: |
131e8012 | 54 | |
64b60583 | 55 | int paint_caps(QPainter &p, QLineF *const lines, |
131e8012 JH |
56 | std::vector< std::pair<int64_t, bool> > &edges, |
57 | bool level, double samples_per_pixel, double pixels_offset, | |
58 | int x_offset, int y_offset); | |
59 | ||
3e46726a JH |
60 | /** |
61 | * Get the colour of the logic signal | |
62 | */ | |
63 | QColor get_colour() const; | |
64 | ||
65 | /** | |
66 | * When painting into the rectangle, calculate the y | |
67 | * offset of the zero point. | |
68 | **/ | |
69 | int get_nominal_offset(const QRect &rect) const; | |
70 | ||
28a4c9c5 JH |
71 | private: |
72 | int _probe_index; | |
2858b391 | 73 | boost::shared_ptr<LogicData> _data; |
28a4c9c5 | 74 | }; |