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;
56 static const float Oversampling;
58 static const QColor EdgeColour;
59 static const QColor HighColour;
60 static const QColor LowColour;
62 static const QColor SignalColours[10];
64 static QColor TriggerMarkerBackgroundColour;
65 static const int TriggerMarkerPadding;
66 static const char* TriggerMarkerIcons[8];
69 LogicSignal(pv::Session &session,
70 std::shared_ptr<devices::Device> device,
71 std::shared_ptr<sigrok::Channel> channel,
72 std::shared_ptr<pv::data::Logic> data);
74 virtual ~LogicSignal();
76 std::shared_ptr<pv::data::SignalData> data() const;
78 std::shared_ptr<pv::data::Logic> logic_data() const;
80 void set_logic_data(std::shared_ptr<pv::data::Logic> data);
83 * Computes the vertical extents of the contents of this row item.
84 * @return A pair containing the minimum and maximum y-values.
86 std::pair<int, int> v_extents() const;
89 * Returns the offset to show the drag handle.
91 int scale_handle_offset() const;
94 * Handles the scale handle being dragged to an offset.
95 * @param offset the offset the scale handle was dragged to.
97 void scale_handle_dragged(int offset);
100 * Paints the background layer of the signal with a QPainter
101 * @param p the QPainter to paint into.
102 * @param pp the painting parameters object to paint with..
104 void paint_back(QPainter &p, const ViewItemPaintParams &pp);
107 * Paints the mid-layer of the signal with a QPainter
108 * @param p the QPainter to paint into.
109 * @param pp the painting parameters object to paint with..
111 void paint_mid(QPainter &p, const ViewItemPaintParams &pp);
114 * Paints the foreground layer of the signal with a QPainter
115 * @param p the QPainter to paint into.
116 * @param pp the painting parameters object to paint with.
118 virtual void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
121 void paint_caps(QPainter &p, QLineF *const lines,
122 std::vector< std::pair<int64_t, bool> > &edges,
123 bool level, double samples_per_pixel, double pixels_offset,
124 float x_offset, float y_offset);
126 void init_trigger_actions(QWidget *parent);
128 const std::vector<int32_t> get_trigger_types() const;
129 QAction* action_from_trigger_type(
130 const sigrok::TriggerMatchType *match);
131 const sigrok::TriggerMatchType* trigger_type_from_action(
133 void populate_popup_form(QWidget *parent, QFormLayout *form);
134 void modify_trigger();
136 static const QIcon* get_icon(const char *path);
137 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