2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
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.
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.
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/>.
20 #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP
21 #define PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP
26 #include <QWidgetAction>
30 #include "signalscalehandle.hpp"
32 #include "viewitemowner.hpp"
46 class Signal : public Trace, public ViewItemOwner
51 Signal(pv::Session &session,
52 std::shared_ptr<data::SignalBase> channel);
56 * Sets the name of the signal.
58 virtual void set_name(QString name);
60 virtual std::shared_ptr<pv::data::SignalData> data() const = 0;
63 * Returns true if the trace is visible and enabled.
67 std::shared_ptr<data::SignalBase> base() const;
69 virtual void save_settings(QSettings &settings) const;
71 virtual void restore_settings(QSettings &settings);
74 * Returns a list of row items owned by this object.
76 const item_list& child_items() const;
78 void paint_back(QPainter &p, const ViewItemPaintParams &pp);
80 virtual void populate_popup_form(QWidget *parent, QFormLayout *form);
82 QMenu* create_context_menu(QWidget *parent);
84 void delete_pressed();
87 * Returns the offset to show the drag handle.
89 virtual int scale_handle_offset() const = 0;
92 * Handles the scale handle being dragged to an offset.
93 * @param offset the offset the scale handle was dragged to.
95 virtual void scale_handle_dragged(int offset) = 0;
98 * Handles the scale handle being being released.
100 virtual void scale_handle_released() {};
103 virtual void on_name_changed(const QString &text);
107 void on_enabled_changed(bool enabled);
110 pv::Session &session_;
112 const std::shared_ptr<SignalScaleHandle> scale_handle_;
113 const item_list items_;
115 QComboBox *name_widget_;
118 } // namespace TraceView
122 #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_SIGNAL_HPP