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, see <http://www.gnu.org/licenses/>.
20 #ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_LOGICSIGNAL_HPP
21 #define PULSEVIEW_PV_VIEWS_TRACEVIEW_LOGICSIGNAL_HPP
33 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<data::SignalBase> base);
71 virtual ~LogicSignal() = default;
73 std::shared_ptr<pv::data::SignalData> data() const;
75 std::shared_ptr<pv::data::Logic> logic_data() const;
78 * Computes the vertical extents of the contents of this row item.
79 * @return A pair containing the minimum and maximum y-values.
81 std::pair<int, int> v_extents() const;
84 * Returns the offset to show the drag handle.
86 int scale_handle_offset() const;
89 * Handles the scale handle being dragged to an offset.
90 * @param offset the offset the scale handle was dragged to.
92 void scale_handle_dragged(int offset);
95 * Paints the mid-layer of the signal with a QPainter
96 * @param p the QPainter to paint into.
97 * @param pp the painting parameters object to paint with..
99 void paint_mid(QPainter &p, const ViewItemPaintParams &pp);
102 * Paints the foreground layer of the signal with a QPainter
103 * @param p the QPainter to paint into.
104 * @param pp the painting parameters object to paint with.
106 virtual void paint_fore(QPainter &p, const ViewItemPaintParams &pp);
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 *type);
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);
133 std::shared_ptr<pv::devices::Device> device_;
135 const sigrok::TriggerMatchType *trigger_match_;
136 QToolBar *trigger_bar_;
137 QAction *trigger_none_;
138 QAction *trigger_rising_;
139 QAction *trigger_high_;
140 QAction *trigger_falling_;
141 QAction *trigger_low_;
142 QAction *trigger_change_;
144 static QCache<QString, const QIcon> icon_cache_;
145 static QCache<QString, const QPixmap> pixmap_cache_;
148 } // namespace TraceView
152 #endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_LOGICSIGNAL_HPP