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_CURSORPAIR_HPP
22 #define PULSEVIEW_PV_VIEW_CURSORPAIR_HPP
35 class CursorPair : public TimeItem
38 static const int DeltaPadding;
39 static const QColor ViewportFillColour;
44 * @param view A reference to the view that owns this cursor pair.
46 CursorPair(View &view);
50 * Returns true if the item is visible and enabled.
52 bool enabled() const override;
55 * Returns a pointer to the first cursor.
57 std::shared_ptr<Cursor> first() const;
60 * Returns a pointer to the second cursor.
62 std::shared_ptr<Cursor> second() const;
65 * Sets the time of the marker.
67 void set_time(const pv::util::Timestamp& time) override;
69 float get_x() const override;
71 QPoint point(const QRect &rect) const override;
73 pv::widgets::Popup* create_popup(QWidget *parent) override;
76 QRectF label_rect(const QRectF &rect) const override;
79 * Paints the marker's label to the ruler.
80 * @param p The painter to draw with.
81 * @param rect The rectangle of the ruler client area.
82 * @param hover true if the label is being hovered over by the mouse.
84 void paint_label(QPainter &p, const QRect &rect, bool hover) override;
87 * Paints the background layer of the item with a QPainter
88 * @param p the QPainter to paint into.
89 * @param pp the painting parameters object to paint with.
91 void paint_back(QPainter &p, const ViewItemPaintParams &pp) override;
94 * Constructs the string to display.
96 QString format_string();
98 void compute_text_size(QPainter &p);
100 std::pair<float, float> get_cursor_offsets() const;
103 std::shared_ptr<Cursor> first_, second_;
111 #endif // PULSEVIEW_PV_VIEW_CURSORPAIR_HPP