Make the MIDI play button blinking when something is ready to play, and solid when...

[nageru] / futatabi / mainwindow.cpp

diff --git a/futatabi/mainwindow.cpp b/futatabi/mainwindow.cpp
index c69f67a17ad0cc43ab209b0b7c07ad4f8d2360c5..11419c75b7c6dcc7c27b5110326cae09895ca6ac 100644 (file)
--- a/futatabi/mainwindow.cpp
+++ b/futatabi/mainwindow.cpp
@@ -182,6 +182,7 @@ MainWindow::MainWindow()
        ui->stop_btn->setEnabled(false);
 
        connect(ui->speed_slider, &QAbstractSlider::valueChanged, this, &MainWindow::speed_slider_changed);
+       connect(ui->speed_lock_btn, &QPushButton::clicked, this, &MainWindow::speed_lock_clicked);
 
        connect(ui->playlist_duplicate_btn, &QPushButton::clicked, this, &MainWindow::playlist_duplicate);
 
@@ -221,6 +222,10 @@ MainWindow::MainWindow()
        connect(defer_timeout, &QTimer::timeout, this, &MainWindow::defer_timer_expired);
        ui->undo_action->setEnabled(true);
 
+       lock_blink_timeout = new QTimer(this);
+       lock_blink_timeout->setSingleShot(true);
+       connect(lock_blink_timeout, &QTimer::timeout, this, &MainWindow::lock_blink_timer_expired);
+
        connect(ui->clip_list->selectionModel(), &QItemSelectionModel::currentChanged,
                this, &MainWindow::clip_list_selection_changed);
        enable_or_disable_queue_button();
@@ -591,18 +596,18 @@ void MainWindow::save_settings()
        db.store_settings(settings);
 }
 
-void MainWindow::play_clicked()
+void MainWindow::lock_blink_timer_expired()
 {
-       if (playlist_clips->empty())
-               return;
+       midi_mapper.set_locked(MIDIMapper::LightState(ui->speed_lock_btn->isChecked()));  // Presumably On, or the timer should have been canceled.
+}
 
+void MainWindow::play_clicked()
+{
        QItemSelectionModel *selected = ui->playlist->selectionModel();
-       unsigned start_row;
        if (!selected->hasSelection()) {
-               start_row = 0;
-       } else {
-               start_row = selected->selectedRows(0)[0].row();
+               return;
        }
+       unsigned start_row = selected->selectedRows(0)[0].row();
 
        vector<ClipWithID> clips;
        for (unsigned row = start_row; row < playlist_clips->size(); ++row) {
@@ -611,9 +616,8 @@ void MainWindow::play_clicked()
        live_player->play(clips);
        playlist_clips->set_progress({ { start_row, 0.0f } });
        ui->playlist->selectionModel()->clear();
-       playlist_selection_changed();
-
        ui->stop_btn->setEnabled(true);
+       playlist_selection_changed();
 }
 
 void MainWindow::stop_clicked()
@@ -624,20 +628,30 @@ void MainWindow::stop_clicked()
        playlist_clips->set_progress({});
        live_player->play(fake_clip);
        ui->stop_btn->setEnabled(false);
+       playlist_selection_changed();
 }
 
 void MainWindow::speed_slider_changed(int percent)
 {
        float speed = percent / 100.0f;
-       ui->speed_label->setText(QString::fromStdString(to_string(percent) + "%"));
+       ui->speed_lock_btn->setText(QString::fromStdString(" " + to_string(percent) + "%"));
        live_player->set_master_speed(speed);
 }
 
+void MainWindow::speed_lock_clicked()
+{
+       // TODO: Make for a less abrupt transition if we're not already at 100%.
+       ui->speed_slider->setValue(100);  // Also actually sets the master speed and updates the label.
+       ui->speed_slider->setEnabled(!ui->speed_lock_btn->isChecked());
+       midi_mapper.set_locked(MIDIMapper::LightState(ui->speed_lock_btn->isChecked()));
+       lock_blink_timeout->stop();
+}
+
 void MainWindow::live_player_done()
 {
-       playlist_selection_changed();
        playlist_clips->set_progress({});
        ui->stop_btn->setEnabled(false);
+       playlist_selection_changed();
 }
 
 void MainWindow::live_player_clip_progress(const map<uint64_t, double> &progress, double time_remaining)
@@ -876,8 +890,14 @@ void MainWindow::playlist_selection_changed()
        ui->playlist_move_down_btn->setEnabled(
                any_selected && selected->selectedRows().back().row() < int(playlist_clips->size()) - 1);
 
-       ui->play_btn->setEnabled(!playlist_clips->empty());
-       midi_mapper.set_play_enabled(!playlist_clips->empty());
+       ui->play_btn->setEnabled(any_selected);
+       if (ui->stop_btn->isEnabled()) {  // Playing.
+               midi_mapper.set_play_enabled(MIDIMapper::On);
+       } else if (any_selected) {
+               midi_mapper.set_play_enabled(MIDIMapper::Blinking);
+       } else {
+               midi_mapper.set_play_enabled(MIDIMapper::Off);
+       }
 
        if (!any_selected) {
                set_output_status("paused");
@@ -1200,6 +1220,14 @@ void MainWindow::play()
        });
 }
 
+void MainWindow::toggle_lock()
+{
+       post_to_main_thread([this] {
+               ui->speed_lock_btn->setChecked(!ui->speed_lock_btn->isChecked());
+               speed_lock_clicked();
+       });
+}
+
 void MainWindow::jog(int delta)
 {
        post_to_main_thread([this, delta] {
@@ -1239,14 +1267,20 @@ void MainWindow::set_master_speed(float speed)
        speed = min(max(speed, 0.1f), 2.0f);
 
        post_to_main_thread([this, speed] {
+               if (ui->speed_lock_btn->isChecked()) {
+                       midi_mapper.set_locked(MIDIMapper::Blinking);
+                       lock_blink_timeout->start(1000);
+                       return;
+               }
+
                int percent = lrintf(speed * 100.0f);
                ui->speed_slider->blockSignals(true);
                ui->speed_slider->setValue(percent);
                ui->speed_slider->blockSignals(false);
-               ui->speed_label->setText(QString::fromStdString(to_string(percent) + "%"));
-       });
+               ui->speed_lock_btn->setText(QString::fromStdString(" " + to_string(percent) + "%"));
 
-       live_player->set_master_speed(speed);
+               live_player->set_master_speed(speed);
+       });
 }
 
 void MainWindow::cue_in()