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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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/>. | |
18 | */ | |
19 | ||
20 | #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_MARKER_HPP | |
21 | #define PULSEVIEW_PV_VIEWS_TRACEVIEW_MARKER_HPP | |
22 | ||
23 | #include <QColor> | |
24 | #include <QDoubleSpinBox> | |
25 | #include <QObject> | |
26 | #include <QRectF> | |
27 | #include <QWidgetAction> | |
28 | ||
29 | #include "timeitem.hpp" | |
30 | ||
31 | class QPainter; | |
32 | class QRect; | |
33 | ||
34 | namespace pv { | |
35 | namespace widgets { | |
36 | class TimestampSpinBox; | |
37 | } | |
38 | ||
39 | namespace views { | |
40 | namespace TraceView { | |
41 | ||
42 | class View; | |
43 | ||
44 | class TimeMarker : public TimeItem | |
45 | { | |
46 | Q_OBJECT | |
47 | ||
48 | public: | |
49 | static const int ArrowSize; | |
50 | ||
51 | protected: | |
52 | /** | |
53 | * Constructor. | |
54 | * @param view A reference to the view that owns this marker. | |
55 | * @param colour A reference to the colour of this cursor. | |
56 | * @param time The time to set the flag to. | |
57 | */ | |
58 | TimeMarker(View &view, const QColor &colour, const pv::util::Timestamp& time); | |
59 | ||
60 | public: | |
61 | /** | |
62 | * Gets the time of the marker. | |
63 | */ | |
64 | const pv::util::Timestamp& time() const; | |
65 | ||
66 | /** | |
67 | * Sets the time of the marker. | |
68 | */ | |
69 | void set_time(const pv::util::Timestamp& time) override; | |
70 | ||
71 | float get_x() const override; | |
72 | ||
73 | /** | |
74 | * Gets the arrow-tip point of the time marker. | |
75 | * @param rect the rectangle of the ruler area. | |
76 | */ | |
77 | QPoint point(const QRect &rect) const override; | |
78 | ||
79 | /** | |
80 | * Computes the outline rectangle of a label. | |
81 | * @param rect the rectangle of the header area. | |
82 | * @return Returns the rectangle of the signal label. | |
83 | */ | |
84 | QRectF label_rect(const QRectF &rect) const override; | |
85 | ||
86 | /** | |
87 | * Computes the outline rectangle of the viewport hit-box. | |
88 | * @param rect the rectangle of the viewport area. | |
89 | * @return Returns the rectangle of the hit-box. | |
90 | */ | |
91 | QRectF hit_box_rect(const ViewItemPaintParams &pp) const override; | |
92 | ||
93 | /** | |
94 | * Gets the text to show in the marker. | |
95 | */ | |
96 | virtual QString get_text() const = 0; | |
97 | ||
98 | /** | |
99 | * Paints the marker's label to the ruler. | |
100 | * @param p The painter to draw with. | |
101 | * @param rect The rectangle of the ruler client area. | |
102 | * @param hover true if the label is being hovered over by the mouse. | |
103 | */ | |
104 | void paint_label(QPainter &p, const QRect &rect, bool hover) override; | |
105 | ||
106 | /** | |
107 | * Paints the foreground layer of the item with a QPainter | |
108 | * @param p the QPainter to paint into. | |
109 | * @param pp the painting parameters object to paint with. | |
110 | */ | |
111 | void paint_fore(QPainter &p, const ViewItemPaintParams &pp) override; | |
112 | ||
113 | virtual pv::widgets::Popup* create_popup(QWidget *parent) override; | |
114 | ||
115 | private Q_SLOTS: | |
116 | void on_value_changed(const pv::util::Timestamp& value); | |
117 | ||
118 | protected: | |
119 | const QColor &colour_; | |
120 | ||
121 | pv::util::Timestamp time_; | |
122 | ||
123 | QSizeF text_size_; | |
124 | ||
125 | QWidgetAction *value_action_; | |
126 | pv::widgets::TimestampSpinBox *value_widget_; | |
127 | bool updating_value_widget_; | |
128 | }; | |
129 | ||
130 | } // namespace TraceView | |
131 | } // namespace views | |
132 | } // namespace pv | |
133 | ||
134 | #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_MARKER_HPP |