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1 /*
2  * This file is part of the PulseView project.
3  *
4  * Copyright (C) 2020 Soeren Apel <soeren@apelpie.net>
5  *
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.
10  *
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.
15  *
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/>.
18  */
19
20 #ifndef PULSEVIEW_PV_VIEWS_TRACE_MATHSIGNAL_HPP
21 #define PULSEVIEW_PV_VIEWS_TRACE_MATHSIGNAL_HPP
22
23 #include <QComboBox>
24 #include <QDialog>
25 #include <QString>
26 #include <QTimer>
27
28 #include <pv/data/mathsignal.hpp>
29 #include <pv/views/trace/analogsignal.hpp>
30
31 using std::shared_ptr;
32
33 namespace pv {
34 namespace views {
35 namespace trace {
36
37 class MathEditDialog : public QDialog
38 {
39         Q_OBJECT
40
41 public:
42         MathEditDialog(pv::Session &session, shared_ptr<pv::data::MathSignal> math_signal,
43                 QWidget *parent = nullptr);
44
45 private Q_SLOTS:
46         void accept();
47         void reject();
48
49 private:
50         pv::Session &session_;
51         shared_ptr<pv::data::MathSignal> math_signal_;
52         QString expression_, old_expression_;
53 };
54
55
56 class MathSignal : public AnalogSignal
57 {
58         Q_OBJECT
59
60 public:
61         MathSignal(pv::Session &session, shared_ptr<data::SignalBase> base);
62
63 protected:
64         void populate_popup_form(QWidget *parent, QFormLayout *form);
65
66         shared_ptr<pv::data::MathSignal> math_signal_;
67
68 private Q_SLOTS:
69         void on_expression_changed(const QString &text);
70         void on_sample_count_changed(const QString &text);
71
72         void on_edit_clicked();
73
74 private:
75         QLineEdit *expression_edit_;
76         QComboBox *sample_count_cb_, *sample_rate_cb_;
77         QString sample_count_text_, sample_rate_text_;
78         QTimer delayed_expr_updater_, delayed_count_updater_, delayed_rate_updater_;
79 };
80
81 } // namespace trace
82 } // namespace views
83 } // namespace pv
84
85 #endif // PULSEVIEW_PV_VIEWS_TRACE_MATHSIGNAL_HPP