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 int SignalHeight;
55 static const int SignalMargin;
57 static const float Oversampling;
59 static const QColor EdgeColour;
60 static const QColor HighColour;
61 static const QColor LowColour;
63 static const QColor SignalColours[10];
65 static QColor TriggerMarkerBackgroundColour;
66 static const int TriggerMarkerPadding;
67 static const char* TriggerMarkerIcons[8];
70 LogicSignal(pv::Session &session,
71 std::shared_ptr<devices::Device> device,
72 std::shared_ptr<sigrok::Channel> channel,
73 std::shared_ptr<pv::data::Logic> data);
75 virtual ~LogicSignal();
77 std::shared_ptr<pv::data::SignalData> data() const;
79 std::shared_ptr<pv::data::Logic> logic_data() const;
81 void set_logic_data(std::shared_ptr<pv::data::Logic> data);
84 * Computes the vertical extents of the contents of this row item.
85 * @return A pair containing the minimum and maximum y-values.
87 std::pair<int, int> v_extents() const;
90 * Returns the offset to show the drag handle.
92 int scale_handle_offset() const;
95 * Handles the scale handle being dragged to an offset.
96 * @param offset the offset the scale handle was dragged to.
98 void scale_handle_dragged(int offset);
101 * Paints the background layer of the signal with a QPainter
102 * @param p the QPainter to paint into.
103 * @param pp the painting parameters object to paint with..
105 void paint_back(QPainter &p, const ViewItemPaintParams &pp);
108 * Paints the mid-layer of the signal with a QPainter
109 * @param p the QPainter to paint into.
110 * @param pp the painting parameters object to paint with..
112 void paint_mid(QPainter &p, const ViewItemPaintParams &pp);
115 * Paints the foreground layer of the signal with a QPainter
116 * @param p the QPainter to paint into.
117 * @param pp the painting parameters object to paint with.
119 virtual void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
122 void paint_caps(QPainter &p, QLineF *const lines,
123 std::vector< std::pair<int64_t, bool> > &edges,
124 bool level, double samples_per_pixel, double pixels_offset,
125 float x_offset, float y_offset);
127 void init_trigger_actions(QWidget *parent);
129 const std::vector<int32_t> get_trigger_types() const;
130 QAction* action_from_trigger_type(
131 const sigrok::TriggerMatchType *match);
132 const sigrok::TriggerMatchType* trigger_type_from_action(
134 void populate_popup_form(QWidget *parent, QFormLayout *form);
135 void modify_trigger();
137 static const QIcon* get_icon(const char *path);
138 static const QPixmap* get_pixmap(const char *path);
144 std::shared_ptr<pv::devices::Device> device_;
145 std::shared_ptr<pv::data::Logic> data_;
147 const sigrok::TriggerMatchType *trigger_match_;
148 QToolBar *trigger_bar_;
149 QAction *trigger_none_;
150 QAction *trigger_rising_;
151 QAction *trigger_high_;
152 QAction *trigger_falling_;
153 QAction *trigger_low_;
154 QAction *trigger_change_;
156 static QCache<QString, const QIcon> icon_cache_;
157 static QCache<QString, const QPixmap> pixmap_cache_;
163 #endif // PULSEVIEW_PV_VIEW_LOGICSIGNAL_HPP