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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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #ifndef PULSEVIEW_PV_VIEW_SIGNAL_HPP | |
22 | #define PULSEVIEW_PV_VIEW_SIGNAL_HPP | |
23 | ||
24 | #include <memory> | |
25 | ||
26 | #include <QComboBox> | |
27 | #include <QWidgetAction> | |
28 | ||
29 | #include <stdint.h> | |
30 | ||
31 | #include "signalscalehandle.hpp" | |
32 | #include "trace.hpp" | |
33 | #include "viewitemowner.hpp" | |
34 | ||
35 | namespace pv { | |
36 | ||
37 | class Session; | |
38 | ||
39 | namespace data { | |
40 | class SignalBase; | |
41 | class SignalData; | |
42 | } | |
43 | ||
44 | namespace view { | |
45 | ||
46 | class Signal : public Trace, public ViewItemOwner | |
47 | { | |
48 | Q_OBJECT | |
49 | ||
50 | protected: | |
51 | Signal(pv::Session &session, | |
52 | std::shared_ptr<data::SignalBase> channel); | |
53 | ||
54 | public: | |
55 | /** | |
56 | * Sets the name of the signal. | |
57 | */ | |
58 | virtual void set_name(QString name); | |
59 | ||
60 | virtual std::shared_ptr<pv::data::SignalData> data() const = 0; | |
61 | ||
62 | /** | |
63 | * Returns true if the trace is visible and enabled. | |
64 | */ | |
65 | bool enabled() const; | |
66 | ||
67 | void enable(bool enable = true); | |
68 | ||
69 | std::shared_ptr<data::SignalBase> base() const; | |
70 | ||
71 | /** | |
72 | * Returns a list of row items owned by this object. | |
73 | */ | |
74 | const item_list& child_items() const; | |
75 | ||
76 | void paint_back(QPainter &p, const ViewItemPaintParams &pp); | |
77 | ||
78 | virtual void populate_popup_form(QWidget *parent, QFormLayout *form); | |
79 | ||
80 | QMenu* create_context_menu(QWidget *parent); | |
81 | ||
82 | void delete_pressed(); | |
83 | ||
84 | /** | |
85 | * Returns the offset to show the drag handle. | |
86 | */ | |
87 | virtual int scale_handle_offset() const = 0; | |
88 | ||
89 | /** | |
90 | * Handles the scale handle being dragged to an offset. | |
91 | * @param offset the offset the scale handle was dragged to. | |
92 | */ | |
93 | virtual void scale_handle_dragged(int offset) = 0; | |
94 | ||
95 | /** | |
96 | * Handles the scale handle being being released. | |
97 | */ | |
98 | virtual void scale_handle_released() {}; | |
99 | ||
100 | protected Q_SLOTS: | |
101 | virtual void on_name_changed(const QString &text); | |
102 | ||
103 | void on_disable(); | |
104 | ||
105 | protected: | |
106 | pv::Session &session_; | |
107 | ||
108 | const std::shared_ptr<SignalScaleHandle> scale_handle_; | |
109 | const item_list items_; | |
110 | ||
111 | QComboBox *name_widget_; | |
112 | }; | |
113 | ||
114 | } // namespace view | |
115 | } // namespace pv | |
116 | ||
117 | #endif // PULSEVIEW_PV_VIEW_SIGNAL_HPP |