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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2013 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, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #ifndef PULSEVIEW_PV_VIEW_TRACE_HPP | |
22 | #define PULSEVIEW_PV_VIEW_TRACE_HPP | |
23 | ||
24 | #include <QColor> | |
25 | #include <QPainter> | |
26 | #include <QPen> | |
27 | #include <QRect> | |
28 | #include <QString> | |
29 | ||
30 | #include <stdint.h> | |
31 | ||
32 | #include "tracetreeitem.hpp" | |
33 | ||
34 | class QFormLayout; | |
35 | ||
36 | namespace pv { | |
37 | ||
38 | namespace widgets { | |
39 | class Popup; | |
40 | } | |
41 | ||
42 | namespace view { | |
43 | ||
44 | class Trace : public TraceTreeItem | |
45 | { | |
46 | Q_OBJECT | |
47 | ||
48 | private: | |
49 | static const QPen AxisPen; | |
50 | static const int LabelHitPadding; | |
51 | ||
52 | static const QColor BrightBGColour; | |
53 | static const QColor DarkBGColour; | |
54 | ||
55 | protected: | |
56 | Trace(QString name); | |
57 | ||
58 | public: | |
59 | /** | |
60 | * Gets the name of this signal. | |
61 | */ | |
62 | QString name() const; | |
63 | ||
64 | /** | |
65 | * Sets the name of the signal. | |
66 | */ | |
67 | virtual void set_name(QString name); | |
68 | ||
69 | /** | |
70 | * Get the colour of the signal. | |
71 | */ | |
72 | QColor colour() const; | |
73 | ||
74 | /** | |
75 | * Set the colour of the signal. | |
76 | */ | |
77 | void set_colour(QColor colour); | |
78 | ||
79 | /** | |
80 | * Enables or disables the coloured background for this trace. | |
81 | */ | |
82 | void set_coloured_bg(bool state); | |
83 | ||
84 | /** | |
85 | * Paints the signal label. | |
86 | * @param p the QPainter to paint into. | |
87 | * @param rect the rectangle of the header area. | |
88 | * @param hover true if the label is being hovered over by the mouse. | |
89 | */ | |
90 | virtual void paint_label(QPainter &p, const QRect &rect, bool hover); | |
91 | ||
92 | virtual QMenu* create_context_menu(QWidget *parent); | |
93 | ||
94 | pv::widgets::Popup* create_popup(QWidget *parent); | |
95 | ||
96 | /** | |
97 | * Computes the outline rectangle of a label. | |
98 | * @param rect the rectangle of the header area. | |
99 | * @return Returns the rectangle of the signal label. | |
100 | */ | |
101 | QRectF label_rect(const QRectF &rect) const; | |
102 | ||
103 | protected: | |
104 | /** | |
105 | * Paints the background layer of the signal with a QPainter. | |
106 | * @param p The QPainter to paint into. | |
107 | * @param pp The painting parameters object to paint with. | |
108 | */ | |
109 | virtual void paint_back(QPainter &p, const ViewItemPaintParams &pp); | |
110 | ||
111 | /** | |
112 | * Paints a zero axis across the viewport. | |
113 | * @param p the QPainter to paint into. | |
114 | * @param pp the painting parameters object to paint with. | |
115 | * @param y the y-offset of the axis. | |
116 | */ | |
117 | void paint_axis(QPainter &p, const ViewItemPaintParams &pp, int y); | |
118 | ||
119 | void add_colour_option(QWidget *parent, QFormLayout *form); | |
120 | ||
121 | void create_popup_form(); | |
122 | ||
123 | virtual void populate_popup_form(QWidget *parent, QFormLayout *form); | |
124 | ||
125 | private Q_SLOTS: | |
126 | void on_text_changed(const QString &text); | |
127 | ||
128 | void on_colour_changed(const QColor &colour); | |
129 | ||
130 | void on_popup_closed(); | |
131 | ||
132 | protected: | |
133 | QString name_; | |
134 | QColor colour_, bgcolour_; | |
135 | bool coloured_bg_, coloured_bg_state_; | |
136 | ||
137 | private: | |
138 | pv::widgets::Popup *popup_; | |
139 | QFormLayout *popup_form_; | |
140 | }; | |
141 | ||
142 | } // namespace view | |
143 | } // namespace pv | |
144 | ||
145 | #endif // PULSEVIEW_PV_VIEW_TRACE_HPP |