2 * This file is part of the PulseView project.
4 * Copyright (C) 2013 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, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef PULSEVIEW_PV_VIEW_TRACE_HPP
22 #define PULSEVIEW_PV_VIEW_TRACE_HPP
32 #include "tracetreeitem.hpp"
44 class Trace : public TraceTreeItem
49 static const QPen AxisPen;
50 static const int LabelHitPadding;
52 static const QColor BrightBGColour;
53 static const QColor DarkBGColour;
60 * Gets the name of this signal.
65 * Sets the name of the signal.
67 virtual void set_name(QString name);
70 * Get the colour of the signal.
72 QColor colour() const;
75 * Set the colour of the signal.
77 void set_colour(QColor colour);
80 * Enables or disables the coloured background for this trace.
82 void set_coloured_bg(bool state);
85 * Returns true if the item may be dragged/moved.
87 bool is_draggable() const;
90 * Computes the outline rectangle of the viewport hit-box.
91 * @param rect the rectangle of the viewport area.
92 * @return Returns the rectangle of the hit-box.
94 QRectF hit_box_rect(const ViewItemPaintParams &pp) const;
97 * Paints the signal label.
98 * @param p the QPainter to paint into.
99 * @param rect the rectangle of the header area.
100 * @param hover true if the label is being hovered over by the mouse.
102 virtual void paint_label(QPainter &p, const QRect &rect, bool hover);
104 virtual QMenu* create_context_menu(QWidget *parent);
106 pv::widgets::Popup* create_popup(QWidget *parent);
109 * Computes the outline rectangle of a label.
110 * @param rect the rectangle of the header area.
111 * @return Returns the rectangle of the signal label.
113 QRectF label_rect(const QRectF &rect) const;
117 * Paints the background layer of the signal with a QPainter.
118 * @param p The QPainter to paint into.
119 * @param pp The painting parameters object to paint with.
121 virtual void paint_back(QPainter &p, const ViewItemPaintParams &pp);
124 * Paints a zero axis across the viewport.
125 * @param p the QPainter to paint into.
126 * @param pp the painting parameters object to paint with.
127 * @param y the y-offset of the axis.
129 void paint_axis(QPainter &p, const ViewItemPaintParams &pp, int y);
131 void add_colour_option(QWidget *parent, QFormLayout *form);
133 void create_popup_form();
135 virtual void populate_popup_form(QWidget *parent, QFormLayout *form);
138 void on_text_changed(const QString &text);
140 void on_colour_changed(const QColor &colour);
142 void on_popup_closed();
146 QColor colour_, bgcolour_;
147 bool coloured_bg_, coloured_bg_state_;
150 pv::widgets::Popup *popup_;
151 QFormLayout *popup_form_;
157 #endif // PULSEVIEW_PV_VIEW_TRACE_HPP