]>
Commit | Line | Data |
---|---|---|
55d3603d JH |
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 | extern "C" { | |
22 | #include <libsigrokdecode/libsigrokdecode.h> | |
23 | } | |
24 | ||
25 | #include "decodesignal.h" | |
26 | ||
119aff65 | 27 | #include <pv/data/decoder.h> |
e0fc5810 | 28 | #include <pv/view/view.h> |
9472f447 | 29 | #include <pv/view/decode/annotation.h> |
119aff65 | 30 | |
55d3603d JH |
31 | using namespace boost; |
32 | using namespace std; | |
33 | ||
34 | namespace pv { | |
35 | namespace view { | |
36 | ||
119aff65 JH |
37 | DecodeSignal::DecodeSignal(pv::SigSession &session, |
38 | boost::shared_ptr<pv::data::Decoder> decoder) : | |
39 | Trace(session, QString(decoder->get_decoder()->name)), | |
40 | _decoder(decoder) | |
55d3603d | 41 | { |
e0fc5810 JH |
42 | assert(_decoder); |
43 | ||
55d3603d JH |
44 | _colour = Qt::red; |
45 | } | |
46 | ||
82c7f640 JH |
47 | void DecodeSignal::init_context_bar_actions(QWidget *parent) |
48 | { | |
49 | (void)parent; | |
50 | } | |
51 | ||
55d3603d JH |
52 | bool DecodeSignal::enabled() const |
53 | { | |
54 | return true; | |
55 | } | |
56 | ||
e0fc5810 JH |
57 | void DecodeSignal::set_view(pv::view::View *view) |
58 | { | |
59 | assert(view); | |
60 | Trace::set_view(view); | |
61 | } | |
62 | ||
01fd3263 | 63 | void DecodeSignal::paint(QPainter &p, int left, int right) |
55d3603d | 64 | { |
9472f447 JH |
65 | using namespace pv::view::decode; |
66 | ||
67 | assert(_view); | |
68 | const int y = _v_offset - _view->v_offset(); | |
69 | ||
70 | const double scale = _view->scale(); | |
71 | assert(scale > 0); | |
72 | ||
73 | double samplerate = _decoder->get_samplerate(); | |
74 | ||
75 | // Show sample rate as 1Hz when it is unknown | |
76 | if (samplerate == 0.0) | |
77 | samplerate = 1.0; | |
78 | ||
79 | const double pixels_offset = (_view->offset() - | |
80 | _decoder->get_start_time()) / scale; | |
81 | const double samples_per_pixel = samplerate * scale; | |
82 | ||
83 | assert(_decoder); | |
84 | vector< shared_ptr<Annotation> > annotations(_decoder->annotations()); | |
85 | BOOST_FOREACH(shared_ptr<Annotation> a, annotations) { | |
86 | assert(a); | |
87 | a->paint(p, left, right, samples_per_pixel, pixels_offset, y); | |
88 | } | |
55d3603d JH |
89 | } |
90 | ||
91 | const list<QAction*> DecodeSignal::get_context_bar_actions() | |
92 | { | |
93 | list<QAction*> actions; | |
94 | return actions; | |
95 | } | |
96 | ||
97 | } // namespace view | |
98 | } // namespace pv |