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 * Selects or deselects the signal.
92 void select(bool select = true);
95 * Computes the outline rectangle of the viewport hit-box.
96 * @param rect the rectangle of the viewport area.
97 * @return Returns the rectangle of the hit-box.
99 QRectF hit_box_rect(const ViewItemPaintParams &pp) const;
102 * Paints the signal label.
103 * @param p the QPainter to paint into.
104 * @param rect the rectangle of the header area.
105 * @param hover true if the label is being hovered over by the mouse.
107 virtual void paint_label(QPainter &p, const QRect &rect, bool hover);
109 virtual QMenu* create_context_menu(QWidget *parent);
111 pv::widgets::Popup* create_popup(QWidget *parent);
114 * Computes the outline rectangle of a label.
115 * @param rect the rectangle of the header area.
116 * @return Returns the rectangle of the signal label.
118 QRectF label_rect(const QRectF &rect) const;
122 * Paints the background layer of the signal with a QPainter.
123 * @param p The QPainter to paint into.
124 * @param pp The painting parameters object to paint with.
126 virtual void paint_back(QPainter &p, const ViewItemPaintParams &pp);
129 * Paints a zero axis across the viewport.
130 * @param p the QPainter to paint into.
131 * @param pp the painting parameters object to paint with.
132 * @param y the y-offset of the axis.
134 void paint_axis(QPainter &p, const ViewItemPaintParams &pp, int y);
136 void add_colour_option(QWidget *parent, QFormLayout *form);
138 void create_popup_form();
140 virtual void populate_popup_form(QWidget *parent, QFormLayout *form);
143 void on_text_changed(const QString &text);
145 void on_colour_changed(const QColor &colour);
147 void on_popup_closed();
151 QColor colour_, bgcolour_;
152 bool coloured_bg_, coloured_bg_state_;
155 pv::widgets::Popup *popup_;
156 QFormLayout *popup_form_;
162 #endif // PULSEVIEW_PV_VIEW_TRACE_HPP