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4640a84e SA |
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 | #include <extdef.h> | |
21 | ||
22 | #include <QComboBox> | |
23 | #include <QDebug> | |
86eeec3b | 24 | #include <QDialogButtonBox> |
4640a84e SA |
25 | #include <QFormLayout> |
26 | #include <QGridLayout> | |
27 | #include <QLineEdit> | |
28 | #include <QString> | |
29 | ||
30 | #include "mathsignal.hpp" | |
31 | ||
32 | #include "pv/data/signalbase.hpp" | |
33 | ||
34 | using pv::data::SignalBase; | |
35 | ||
36 | namespace pv { | |
37 | namespace views { | |
38 | namespace trace { | |
39 | ||
40 | #define MATHSIGNAL_INPUT_TIMEOUT (2000) | |
41 | ||
86eeec3b SA |
42 | |
43 | MathEditDialog::MathEditDialog(pv::Session &session, | |
44 | shared_ptr<pv::data::MathSignal> math_signal, QWidget *parent) : | |
45 | QDialog(parent), | |
46 | session_(session), | |
47 | math_signal_(math_signal), | |
48 | expression_(math_signal->get_expression()), | |
49 | old_expression_(math_signal->get_expression()) | |
50 | { | |
51 | setWindowTitle(tr("Math Expression Editor")); | |
52 | ||
53 | // Create the rest of the dialog | |
54 | QDialogButtonBox *button_box = new QDialogButtonBox( | |
55 | QDialogButtonBox::Ok | QDialogButtonBox::Cancel); | |
56 | ||
57 | QVBoxLayout* root_layout = new QVBoxLayout(this); | |
58 | // root_layout->addLayout(tab_layout); | |
59 | root_layout->addWidget(button_box); | |
60 | ||
61 | connect(button_box, SIGNAL(accepted()), this, SLOT(accept())); | |
62 | connect(button_box, SIGNAL(rejected()), this, SLOT(reject())); | |
63 | } | |
64 | ||
65 | void MathEditDialog::accept() | |
66 | { | |
67 | math_signal_->set_expression(expression_); | |
68 | QDialog::accept(); | |
69 | } | |
70 | ||
71 | void MathEditDialog::reject() | |
72 | { | |
73 | math_signal_->set_expression(old_expression_); | |
74 | QDialog::reject(); | |
75 | } | |
76 | ||
77 | ||
4640a84e SA |
78 | MathSignal::MathSignal( |
79 | pv::Session &session, | |
80 | shared_ptr<data::SignalBase> base) : | |
81 | AnalogSignal(session, base), | |
82 | math_signal_(dynamic_pointer_cast<pv::data::MathSignal>(base)) | |
83 | { | |
84 | delayed_expr_updater_.setSingleShot(true); | |
85 | delayed_expr_updater_.setInterval(MATHSIGNAL_INPUT_TIMEOUT); | |
86 | connect(&delayed_expr_updater_, &QTimer::timeout, | |
87 | this, [this]() { math_signal_->set_expression(expression_edit_->text()); }); | |
88 | } | |
89 | ||
90 | void MathSignal::populate_popup_form(QWidget *parent, QFormLayout *form) | |
91 | { | |
92 | AnalogSignal::populate_popup_form(parent, form); | |
93 | ||
94 | expression_edit_ = new QLineEdit(); | |
95 | expression_edit_->setText(math_signal_->get_expression()); | |
86eeec3b SA |
96 | |
97 | const QIcon edit_icon(QIcon::fromTheme("edit", QIcon(":/icons/math.svg"))); | |
98 | QAction *edit_action = | |
99 | expression_edit_->addAction(edit_icon, QLineEdit::TrailingPosition); | |
100 | ||
4640a84e SA |
101 | connect(expression_edit_, SIGNAL(textEdited(QString)), |
102 | this, SLOT(on_expression_changed(QString))); | |
86eeec3b SA |
103 | connect(edit_action, SIGNAL(triggered(bool)), |
104 | this, SLOT(on_edit_clicked())); | |
4640a84e SA |
105 | form->addRow(tr("Expression"), expression_edit_); |
106 | ||
107 | sample_count_cb_ = new QComboBox(); | |
108 | sample_count_cb_->setEditable(true); | |
109 | sample_count_cb_->addItem(tr("same as session")); | |
110 | sample_count_cb_->addItem(tr("100")); | |
111 | sample_count_cb_->addItem(tr("10000")); | |
112 | sample_count_cb_->addItem(tr("1000000")); | |
113 | connect(sample_count_cb_, SIGNAL(editTextChanged(QString)), | |
114 | this, SLOT(on_sample_count_changed(QString))); | |
115 | form->addRow(tr("Number of Samples"), sample_count_cb_); | |
116 | ||
117 | sample_rate_cb_ = new QComboBox(); | |
118 | sample_rate_cb_->setEditable(true); | |
119 | sample_rate_cb_->addItem(tr("same as session")); | |
120 | sample_rate_cb_->addItem(tr("100")); | |
121 | sample_rate_cb_->addItem(tr("10000")); | |
122 | sample_rate_cb_->addItem(tr("1000000")); | |
123 | form->addRow(tr("Sample rate"), sample_rate_cb_); | |
124 | } | |
125 | ||
126 | void MathSignal::on_expression_changed(const QString &text) | |
127 | { | |
128 | (void)text; | |
129 | ||
130 | // Restart update timer | |
131 | delayed_expr_updater_.start(); | |
132 | } | |
133 | ||
134 | void MathSignal::on_sample_count_changed(const QString &text) | |
135 | { | |
136 | (void)text; | |
137 | } | |
138 | ||
86eeec3b SA |
139 | void MathSignal::on_edit_clicked() |
140 | { | |
141 | MathEditDialog dlg(session_, math_signal_); | |
142 | ||
143 | dlg.exec(); | |
144 | } | |
145 | ||
4640a84e SA |
146 | } // namespace trace |
147 | } // namespace views | |
148 | } // namespace pv |