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_TRACE_CURSORPAIR_HPP
21 #define PULSEVIEW_PV_VIEWS_TRACE_CURSORPAIR_HPP
24 #include "pv/globalsettings.hpp"
33 using std::shared_ptr;
43 class CursorPair : public TimeItem, public GlobalSettingsInterface
48 static const int DeltaPadding;
53 * @param view A reference to the view that owns this cursor pair.
55 CursorPair(View &view);
60 * Returns true if the item is visible and enabled.
62 bool enabled() const override;
65 * Returns a pointer to the first cursor.
67 shared_ptr<Cursor> first() const;
70 * Returns a pointer to the second cursor.
72 shared_ptr<Cursor> second() const;
75 * Sets the time of the marker.
77 void set_time(const pv::util::Timestamp& time) override;
79 virtual const pv::util::Timestamp time() const override;
81 float get_x() const override;
83 virtual const pv::util::Timestamp delta(const pv::util::Timestamp& other) const override;
85 QPoint drag_point(const QRect &rect) const override;
87 pv::widgets::Popup* create_popup(QWidget *parent) override;
89 QMenu* create_header_context_menu(QWidget *parent) override;
91 QRectF label_rect(const QRectF &rect) const override;
94 * Paints the marker's label to the ruler.
95 * @param p The painter to draw with.
96 * @param rect The rectangle of the ruler client area.
97 * @param hover true if the label is being hovered over by the mouse.
99 void paint_label(QPainter &p, const QRect &rect, bool hover) override;
102 * Paints the background layer of the item with a QPainter
103 * @param p the QPainter to paint into.
104 * @param pp the painting parameters object to paint with.
106 void paint_back(QPainter &p, ViewItemPaintParams &pp) override;
109 * Constructs the string to display.
111 QString format_string(int max_width = 0, std::function<double(const QString&)> query_size
112 = [](const QString& s) -> double { (void)s; return 0; });
114 pair<float, float> get_cursor_offsets() const;
116 virtual void on_setting_changed(const QString &key, const QVariant &value) override;
119 void on_hover_point_changed(const QWidget* widget, const QPoint &hp);
122 QString format_string_sub(int time_precision, int freq_precision, bool show_unit = true);
125 shared_ptr<Cursor> first_, second_;
130 bool label_incomplete_;
131 bool show_interval_, show_frequency_, show_samples_;
138 #endif // PULSEVIEW_PV_VIEWS_TRACE_CURSORPAIR_HPP