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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 | * Copyright (C) 2016 Soeren Apel <soeren@apelpie.net> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | #ifdef ENABLE_DECODE | |
22 | #include <libsigrokdecode/libsigrokdecode.h> | |
23 | #endif | |
24 | ||
25 | #include <libsigrokcxx/libsigrokcxx.hpp> | |
26 | ||
27 | #include "pv/session.hpp" | |
28 | #include "pv/util.hpp" | |
29 | ||
30 | using std::shared_ptr; | |
31 | ||
32 | namespace pv { | |
33 | namespace views { | |
34 | ||
35 | const int ViewBase::MaxViewAutoUpdateRate = 25; // No more than 25 Hz | |
36 | ||
37 | ViewBase::ViewBase(Session &session, bool is_main_view, QWidget *parent) : | |
38 | session_(session), | |
39 | is_main_view_(is_main_view) | |
40 | { | |
41 | (void)parent; | |
42 | ||
43 | connect(&session_, SIGNAL(signals_changed()), | |
44 | this, SLOT(signals_changed())); | |
45 | connect(&session_, SIGNAL(capture_state_changed(int)), | |
46 | this, SLOT(capture_state_updated(int))); | |
47 | connect(&session_, SIGNAL(new_segment(int)), | |
48 | this, SLOT(on_new_segment(int))); | |
49 | ||
50 | connect(&delayed_view_updater_, SIGNAL(timeout()), | |
51 | this, SLOT(perform_delayed_view_update())); | |
52 | delayed_view_updater_.setSingleShot(true); | |
53 | delayed_view_updater_.setInterval(1000 / MaxViewAutoUpdateRate); | |
54 | } | |
55 | ||
56 | Session& ViewBase::session() | |
57 | { | |
58 | return session_; | |
59 | } | |
60 | ||
61 | const Session& ViewBase::session() const | |
62 | { | |
63 | return session_; | |
64 | } | |
65 | ||
66 | void ViewBase::clear_signals() | |
67 | { | |
68 | } | |
69 | ||
70 | unordered_set< shared_ptr<data::SignalBase> > ViewBase::signalbases() const | |
71 | { | |
72 | return signalbases_; | |
73 | } | |
74 | ||
75 | void ViewBase::clear_signalbases() | |
76 | { | |
77 | for (shared_ptr<data::SignalBase> signalbase : signalbases_) { | |
78 | disconnect(signalbase.get(), SIGNAL(samples_cleared()), | |
79 | this, SLOT(on_data_updated())); | |
80 | disconnect(signalbase.get(), SIGNAL(samples_added(QObject*, uint64_t, uint64_t)), | |
81 | this, SLOT(on_data_updated())); | |
82 | } | |
83 | ||
84 | signalbases_.clear(); | |
85 | } | |
86 | ||
87 | void ViewBase::add_signalbase(const shared_ptr<data::SignalBase> signalbase) | |
88 | { | |
89 | signalbases_.insert(signalbase); | |
90 | ||
91 | connect(signalbase.get(), SIGNAL(samples_cleared()), | |
92 | this, SLOT(on_data_updated())); | |
93 | connect(signalbase.get(), SIGNAL(samples_added(QObject*, uint64_t, uint64_t)), | |
94 | this, SLOT(on_data_updated())); | |
95 | } | |
96 | ||
97 | #ifdef ENABLE_DECODE | |
98 | void ViewBase::clear_decode_signals() | |
99 | { | |
100 | } | |
101 | ||
102 | void ViewBase::add_decode_signal(shared_ptr<data::DecodeSignal> signal) | |
103 | { | |
104 | (void)signal; | |
105 | } | |
106 | ||
107 | void ViewBase::remove_decode_signal(shared_ptr<data::DecodeSignal> signal) | |
108 | { | |
109 | (void)signal; | |
110 | } | |
111 | #endif | |
112 | ||
113 | void ViewBase::save_settings(QSettings &settings) const | |
114 | { | |
115 | (void)settings; | |
116 | } | |
117 | ||
118 | void ViewBase::restore_settings(QSettings &settings) | |
119 | { | |
120 | (void)settings; | |
121 | } | |
122 | ||
123 | void ViewBase::trigger_event(util::Timestamp location) | |
124 | { | |
125 | (void)location; | |
126 | } | |
127 | ||
128 | void ViewBase::signals_changed() | |
129 | { | |
130 | } | |
131 | ||
132 | void ViewBase::on_new_segment(int new_segment_id) | |
133 | { | |
134 | (void)new_segment_id; | |
135 | } | |
136 | ||
137 | void ViewBase::capture_state_updated(int state) | |
138 | { | |
139 | (void)state; | |
140 | } | |
141 | ||
142 | void ViewBase::perform_delayed_view_update() | |
143 | { | |
144 | } | |
145 | ||
146 | void ViewBase::on_data_updated() | |
147 | { | |
148 | if (!delayed_view_updater_.isActive()) | |
149 | delayed_view_updater_.start(); | |
150 | } | |
151 | ||
152 | } // namespace views | |
153 | } // namespace pv |