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_HPP
22 #define PULSEVIEW_PV_VIEW_LOGICSIGNAL_HPP
34 class TriggerMatchType;
49 class LogicSignal : public Signal
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<devices::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;
78 void set_logic_data(std::shared_ptr<pv::data::Logic> data);
81 * Computes the vertical extents of the contents of this row item.
82 * @return A pair containing the minimum and maximum y-values.
84 std::pair<int, int> v_extents() const;
87 * Returns the offset to show the drag handle.
89 int scale_handle_offset() const;
92 * Handles the scale handle being dragged to an offset.
93 * @param offset the offset the scale handle was dragged to.
95 void scale_handle_dragged(int offset);
98 * Paints the background layer of the signal with a QPainter
99 * @param p the QPainter to paint into.
100 * @param pp the painting parameters object to paint with..
102 void paint_back(QPainter &p, const ViewItemPaintParams &pp);
105 * Paints the mid-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..
109 void paint_mid(QPainter &p, const ViewItemPaintParams &pp);
112 * Paints the foreground layer of the signal with a QPainter
113 * @param p the QPainter to paint into.
114 * @param pp the painting parameters object to paint with.
116 virtual void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
119 void paint_caps(QPainter &p, QLineF *const lines,
120 std::vector< std::pair<int64_t, bool> > &edges,
121 bool level, double samples_per_pixel, double pixels_offset,
122 float x_offset, float y_offset);
124 void init_trigger_actions(QWidget *parent);
126 const std::vector<int32_t> get_trigger_types() const;
127 QAction* action_from_trigger_type(
128 const sigrok::TriggerMatchType *match);
129 const sigrok::TriggerMatchType* trigger_type_from_action(
131 void populate_popup_form(QWidget *parent, QFormLayout *form);
132 void modify_trigger();
134 static const QIcon* get_icon(const char *path);
135 static const QPixmap* get_pixmap(const char *path);
143 std::shared_ptr<pv::devices::Device> device_;
144 std::shared_ptr<pv::data::Logic> data_;
146 const sigrok::TriggerMatchType *trigger_match_;
147 QToolBar *trigger_bar_;
148 QAction *trigger_none_;
149 QAction *trigger_rising_;
150 QAction *trigger_high_;
151 QAction *trigger_falling_;
152 QAction *trigger_low_;
153 QAction *trigger_change_;
155 static QCache<QString, const QIcon> icon_cache_;
156 static QCache<QString, const QPixmap> pixmap_cache_;
162 #endif // PULSEVIEW_PV_VIEW_LOGICSIGNAL_HPP