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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 | ||
06bb4e6a JH |
25 | #include <extdef.h> |
26 | ||
c51482b3 JH |
27 | #include <QAction> |
28 | ||
55d3603d JH |
29 | #include "decodesignal.h" |
30 | ||
06bb4e6a | 31 | #include <pv/sigsession.h> |
119aff65 | 32 | #include <pv/data/decoder.h> |
e0fc5810 | 33 | #include <pv/view/view.h> |
9472f447 | 34 | #include <pv/view/decode/annotation.h> |
119aff65 | 35 | |
55d3603d JH |
36 | using namespace boost; |
37 | using namespace std; | |
38 | ||
39 | namespace pv { | |
40 | namespace view { | |
41 | ||
06bb4e6a JH |
42 | const QColor DecodeSignal::DecodeColours[4] = { |
43 | QColor(0xEF, 0x29, 0x29), // Red | |
44 | QColor(0xFC, 0xE9, 0x4F), // Yellow | |
45 | QColor(0x8A, 0xE2, 0x34), // Green | |
46 | QColor(0x72, 0x9F, 0xCF) // Blue | |
47 | }; | |
48 | ||
119aff65 | 49 | DecodeSignal::DecodeSignal(pv::SigSession &session, |
06bb4e6a | 50 | boost::shared_ptr<pv::data::Decoder> decoder, int index) : |
119aff65 JH |
51 | Trace(session, QString(decoder->get_decoder()->name)), |
52 | _decoder(decoder) | |
55d3603d | 53 | { |
e0fc5810 JH |
54 | assert(_decoder); |
55 | ||
06bb4e6a | 56 | _colour = DecodeColours[index % countof(DecodeColours)]; |
9cef9567 JH |
57 | |
58 | connect(_decoder.get(), SIGNAL(new_decode_data()), | |
59 | this, SLOT(on_new_decode_data())); | |
55d3603d JH |
60 | } |
61 | ||
62 | bool DecodeSignal::enabled() const | |
63 | { | |
64 | return true; | |
65 | } | |
66 | ||
e0fc5810 JH |
67 | void DecodeSignal::set_view(pv::view::View *view) |
68 | { | |
69 | assert(view); | |
70 | Trace::set_view(view); | |
71 | } | |
72 | ||
fe08b6e8 JH |
73 | void DecodeSignal::paint_back(QPainter &p, int left, int right) |
74 | { | |
75 | paint_axis(p, get_y(), left, right); | |
76 | } | |
77 | ||
78 | void DecodeSignal::paint_mid(QPainter &p, int left, int right) | |
55d3603d | 79 | { |
9472f447 JH |
80 | using namespace pv::view::decode; |
81 | ||
82 | assert(_view); | |
fe08b6e8 | 83 | const int y = get_y(); |
9472f447 JH |
84 | |
85 | const double scale = _view->scale(); | |
86 | assert(scale > 0); | |
87 | ||
88 | double samplerate = _decoder->get_samplerate(); | |
89 | ||
90 | // Show sample rate as 1Hz when it is unknown | |
91 | if (samplerate == 0.0) | |
92 | samplerate = 1.0; | |
93 | ||
94 | const double pixels_offset = (_view->offset() - | |
95 | _decoder->get_start_time()) / scale; | |
96 | const double samples_per_pixel = samplerate * scale; | |
97 | ||
98 | assert(_decoder); | |
99 | vector< shared_ptr<Annotation> > annotations(_decoder->annotations()); | |
100 | BOOST_FOREACH(shared_ptr<Annotation> a, annotations) { | |
101 | assert(a); | |
f9abdc01 JH |
102 | a->paint(p, get_text_colour(), _text_size.height(), |
103 | left, right, samples_per_pixel, pixels_offset, y); | |
9472f447 | 104 | } |
55d3603d JH |
105 | } |
106 | ||
c51482b3 JH |
107 | QMenu* DecodeSignal::create_context_menu(QWidget *parent) |
108 | { | |
109 | QMenu *const menu = Trace::create_context_menu(parent); | |
110 | ||
111 | menu->addSeparator(); | |
112 | ||
113 | QAction *const del = new QAction(tr("Delete"), this); | |
114 | connect(del, SIGNAL(triggered()), this, SLOT(on_delete())); | |
115 | menu->addAction(del); | |
116 | ||
117 | return menu; | |
118 | } | |
119 | ||
9cef9567 JH |
120 | void DecodeSignal::on_new_decode_data() |
121 | { | |
122 | if (_view) | |
123 | _view->update_viewport(); | |
124 | } | |
125 | ||
c51482b3 JH |
126 | void DecodeSignal::on_delete() |
127 | { | |
128 | _session.remove_decode_signal(this); | |
129 | } | |
130 | ||
55d3603d JH |
131 | } // namespace view |
132 | } // namespace pv |