2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 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_LOGICSIGNAL_H
22 #define PULSEVIEW_PV_VIEW_LOGICSIGNAL_H
35 class TriggerMatchType;
46 class LogicSignal : public Signal
51 static const int SignalHeight;
52 static const int SignalMargin;
54 static const float Oversampling;
56 static const QColor EdgeColour;
57 static const QColor HighColour;
58 static const QColor LowColour;
60 static const QColor SignalColours[10];
62 static QColor TriggerMarkerBackgroundColour;
63 static const int TriggerMarkerPadding;
64 static const char* TriggerMarkerIcons[8];
67 LogicSignal(pv::Session &session,
68 std::shared_ptr<sigrok::Device> device,
69 std::shared_ptr<sigrok::Channel> channel,
70 std::shared_ptr<pv::data::Logic> data);
72 virtual ~LogicSignal();
74 std::shared_ptr<pv::data::SignalData> data() const;
76 std::shared_ptr<pv::data::Logic> logic_data() const;
79 * Computes the vertical extents of the contents of this row item.
80 * @return A pair containing the minimum and maximum y-values.
82 std::pair<int, int> v_extents() const;
85 * Paints the background layer of the signal with a QPainter
86 * @param p the QPainter to paint into.
87 * @param left the x-coordinate of the left edge of the signal.
88 * @param right the x-coordinate of the right edge of the signal.
90 void paint_back(QPainter &p, int left, int right);
93 * Paints the mid-layer of the signal with a QPainter
94 * @param p the QPainter to paint into.
95 * @param left the x-coordinate of the left edge of the signal.
96 * @param right the x-coordinate of the right edge of the signal.
98 void paint_mid(QPainter &p, int left, int right);
101 * Paints the foreground layer of the signal with a QPainter
102 * @param p the QPainter to paint into.
103 * @param left the x-coordinate of the left edge of the signal
104 * @param right the x-coordinate of the right edge of the signal
106 virtual void paint_fore(QPainter &p, int left, int right);
109 void paint_caps(QPainter &p, QLineF *const lines,
110 std::vector< std::pair<int64_t, bool> > &edges,
111 bool level, double samples_per_pixel, double pixels_offset,
112 float x_offset, float y_offset);
114 void init_trigger_actions(QWidget *parent);
116 const std::vector<int32_t> get_trigger_types() const;
117 QAction* action_from_trigger_type(
118 const sigrok::TriggerMatchType *match);
119 const sigrok::TriggerMatchType* trigger_type_from_action(
121 void populate_popup_form(QWidget *parent, QFormLayout *form);
122 void modify_trigger();
124 static const QIcon* get_icon(const char *path);
125 static const QPixmap* get_pixmap(const char *path);
131 std::shared_ptr<sigrok::Device> device_;
132 std::shared_ptr<pv::data::Logic> data_;
134 const sigrok::TriggerMatchType *trigger_match_;
135 QToolBar *trigger_bar_;
136 QAction *trigger_none_;
137 QAction *trigger_rising_;
138 QAction *trigger_high_;
139 QAction *trigger_falling_;
140 QAction *trigger_low_;
141 QAction *trigger_change_;
143 static QCache<QString, const QIcon> icon_cache_;
144 static QCache<QString, const QPixmap> pixmap_cache_;
150 #endif // PULSEVIEW_PV_VIEW_LOGICSIGNAL_H