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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 | * | |
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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP | |
21 | #define PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP | |
22 | ||
23 | #include <memory> | |
24 | ||
25 | #include <QComboBox> | |
26 | #include <QWidgetAction> | |
27 | ||
28 | #include <cstdint> | |
29 | ||
30 | #include "trace.hpp" | |
31 | #include "viewitemowner.hpp" | |
32 | ||
33 | using std::shared_ptr; | |
34 | ||
35 | namespace pv { | |
36 | ||
37 | class Session; | |
38 | ||
39 | namespace data { | |
40 | class SignalBase; | |
41 | class SignalData; | |
42 | } | |
43 | ||
44 | namespace views { | |
45 | namespace trace { | |
46 | ||
47 | /** | |
48 | * The Signal class represents a series of numeric values that can be drawn. | |
49 | * This is the main difference to the more generic @ref Trace class. | |
50 | * | |
51 | * It is generally accepted that Signal instances consider themselves to be | |
52 | * individual channels on e.g. an oscilloscope, though it should be kept in | |
53 | * mind that virtual signals (e.g. math) will also be served by the Signal | |
54 | * class. | |
55 | */ | |
56 | class Signal : public Trace, public ViewItemOwner | |
57 | { | |
58 | Q_OBJECT | |
59 | ||
60 | protected: | |
61 | Signal(pv::Session &session, shared_ptr<data::SignalBase> channel); | |
62 | ||
63 | public: | |
64 | /** | |
65 | * Sets the name of the signal. | |
66 | */ | |
67 | virtual void set_name(QString name); | |
68 | ||
69 | virtual shared_ptr<pv::data::SignalData> data() const = 0; | |
70 | ||
71 | /** | |
72 | * Returns true if the trace is visible and enabled. | |
73 | */ | |
74 | bool enabled() const; | |
75 | ||
76 | shared_ptr<data::SignalBase> base() const; | |
77 | ||
78 | virtual void save_settings(QSettings &settings) const; | |
79 | ||
80 | virtual void restore_settings(QSettings &settings); | |
81 | ||
82 | void paint_back(QPainter &p, ViewItemPaintParams &pp); | |
83 | ||
84 | virtual void populate_popup_form(QWidget *parent, QFormLayout *form); | |
85 | ||
86 | QMenu* create_header_context_menu(QWidget *parent); | |
87 | ||
88 | void delete_pressed(); | |
89 | ||
90 | protected Q_SLOTS: | |
91 | virtual void on_name_changed(const QString &text); | |
92 | ||
93 | void on_disable(); | |
94 | ||
95 | void on_enabled_changed(bool enabled); | |
96 | ||
97 | protected: | |
98 | pv::Session &session_; | |
99 | ||
100 | QComboBox *name_widget_; | |
101 | }; | |
102 | ||
103 | } // namespace trace | |
104 | } // namespace views | |
105 | } // namespace pv | |
106 | ||
107 | #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP |