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, see <http://www.gnu.org/licenses/>.
20 #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_CURSORPAIR_HPP
21 #define PULSEVIEW_PV_VIEWS_TRACEVIEW_CURSORPAIR_HPP
30 using std::shared_ptr;
38 class CursorPair : public TimeItem
41 static const int DeltaPadding;
42 static const QColor ViewportFillColor;
47 * @param view A reference to the view that owns this cursor pair.
49 CursorPair(View &view);
53 * Returns true if the item is visible and enabled.
55 bool enabled() const override;
58 * Returns a pointer to the first cursor.
60 shared_ptr<Cursor> first() const;
63 * Returns a pointer to the second cursor.
65 shared_ptr<Cursor> second() const;
68 * Sets the time of the marker.
70 void set_time(const pv::util::Timestamp& time) override;
72 float get_x() const override;
74 QPoint drag_point(const QRect &rect) const override;
76 pv::widgets::Popup* create_popup(QWidget *parent) override;
79 QRectF label_rect(const QRectF &rect) const override;
82 * Paints the marker's label to the ruler.
83 * @param p The painter to draw with.
84 * @param rect The rectangle of the ruler client area.
85 * @param hover true if the label is being hovered over by the mouse.
87 void paint_label(QPainter &p, const QRect &rect, bool hover) override;
90 * Paints the background layer of the item with a QPainter
91 * @param p the QPainter to paint into.
92 * @param pp the painting parameters object to paint with.
94 void paint_back(QPainter &p, ViewItemPaintParams &pp) override;
97 * Constructs the string to display.
99 QString format_string();
101 void compute_text_size(QPainter &p);
103 pair<float, float> get_cursor_offsets() const;
106 shared_ptr<Cursor> first_, second_;
115 #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_CURSORPAIR_HPP