Method positionUpdate

player/NymphCastPlayer/mainwindow.cpp:370–427

--- POSITION UPDATE --- Called by 'posTimer' whenever the 1 second interval expires. Updates the playback position of the current file if needed (not updated externally).

// Called by 'posTimer' whenever the 1 second interval expires.
// Updates the playback position of the current file if needed (not updated externally).
void MainWindow::positionUpdate() {
	//if (!playingTrack) { return; }
	
	// DEBUG
	//std::cout << "Position Update..." << std::endl;
	
	// Obtain the info on the currently active remote.
	// Obtain selected ID.
	int index = ui->remotesComboBox->currentIndex();
	uint32_t id = ui->remotesComboBox->currentData().toUInt();
	
	NCRemoteInstance* ris = 0;
	if (index > separatorIndex) {
		NCRemoteGroup& group = groups[id];
		if (group.remotes.size() < 1) { return; }
		
		ris = &(group.remotes[0]);
	}
	else if (index < separatorIndex) {
		ris = &(remotes[index]);
	}
	
	// DEBUG
	//std::cout << "Position Update: Check pause..." << std::endl;
	
	// Check whether we're paused.
	if (ris->status.status == NYMPH_PLAYBACK_STATUS_PAUSED) {
		return;
	}
	
	// DEBUG
	//std::cout << "Position Update: Check time..." << std::endl;
	
	QTime now = QTime::currentTime();
	if (ris->timestamp.secsTo(now) < 1) {
		// No need to update.
		return;
	}
	
	// Increase position by 1 second.
	ris->position += 1;
	
	// Update timestamp.
	ris->timestamp = now;
	
	//
	//std::cout << "positionUpdate: position: " << ris->position << ", duration: " << ris->duration << std::endl;
	
	// Set position & duration in UI.
	QTime position(0, 0);
	position = position.addSecs((int64_t) ris->position);
	QTime duration(0, 0);
	duration = duration.addSecs(ris->status.duration);
	ui->durationLabel->setText(position.toString("hh:mm:ss") + " / " + 
													duration.toString("hh:mm:ss"));
													
	ui->positionSlider->setValue((ris->position / ris->status.duration) * 1000);
}