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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 "signalscalehandle.hpp" | |
31 | #include "trace.hpp" | |
32 | #include "viewitemowner.hpp" | |
33 | ||
34 | using std::shared_ptr; | |
35 | ||
36 | namespace pv { | |
37 | ||
38 | class Session; | |
39 | ||
40 | namespace data { | |
41 | class SignalBase; | |
42 | class SignalData; | |
43 | } | |
44 | ||
45 | namespace views { | |
46 | namespace TraceView { | |
47 | ||
48 | class Signal : public Trace, public ViewItemOwner | |
49 | { | |
50 | Q_OBJECT | |
51 | ||
52 | protected: | |
53 | Signal(pv::Session &session, shared_ptr<data::SignalBase> channel); | |
54 | ||
55 | public: | |
56 | /** | |
57 | * Sets the name of the signal. | |
58 | */ | |
59 | virtual void set_name(QString name); | |
60 | ||
61 | virtual shared_ptr<pv::data::SignalData> data() const = 0; | |
62 | ||
63 | /** | |
64 | * Returns true if the trace is visible and enabled. | |
65 | */ | |
66 | bool enabled() const; | |
67 | ||
68 | shared_ptr<data::SignalBase> base() const; | |
69 | ||
70 | virtual void save_settings(QSettings &settings) const; | |
71 | ||
72 | virtual void restore_settings(QSettings &settings); | |
73 | ||
74 | /** | |
75 | * Returns a list of row items owned by this object. | |
76 | */ | |
77 | const item_list& child_items() const; | |
78 | ||
79 | void paint_back(QPainter &p, ViewItemPaintParams &pp); | |
80 | ||
81 | virtual void populate_popup_form(QWidget *parent, QFormLayout *form); | |
82 | ||
83 | QMenu* create_context_menu(QWidget *parent); | |
84 | ||
85 | void delete_pressed(); | |
86 | ||
87 | /** | |
88 | * Returns the offset to show the drag handle. | |
89 | */ | |
90 | virtual int scale_handle_offset() const = 0; | |
91 | ||
92 | /** | |
93 | * Handles the scale handle being dragged to an offset. | |
94 | * @param offset the offset the scale handle was dragged to. | |
95 | */ | |
96 | virtual void scale_handle_dragged(int offset) = 0; | |
97 | ||
98 | /** | |
99 | * Handles the scale handle being being released. | |
100 | */ | |
101 | virtual void scale_handle_released() {}; | |
102 | ||
103 | protected Q_SLOTS: | |
104 | virtual void on_name_changed(const QString &text); | |
105 | ||
106 | void on_disable(); | |
107 | ||
108 | void on_enabled_changed(bool enabled); | |
109 | ||
110 | protected: | |
111 | pv::Session &session_; | |
112 | ||
113 | const shared_ptr<SignalScaleHandle> scale_handle_; | |
114 | const item_list items_; | |
115 | ||
116 | QComboBox *name_widget_; | |
117 | }; | |
118 | ||
119 | } // namespace TraceView | |
120 | } // namespace views | |
121 | } // namespace pv | |
122 | ||
123 | #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP |