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/*!
@file GuiMidiSetupDialog.cpp
@brief xxx.
@author L. J. Barman
Copyright (c) 2008-2009, L. J. Barman, all rights reserved
This file is part of the PianoBooster application
PianoBooster is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
PianoBooster is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with PianoBooster. If not, see <http://www.gnu.org/licenses/>.
*/
#include <QtGui>
#include "GuiMidiSetupDialog.h"
GuiMidiSetupDialog::GuiMidiSetupDialog(QWidget *parent)
: QDialog(parent)
{
m_song = 0;
m_settings = 0;
setupUi(this);
m_latencyFix = 0;
m_latencyChanged = false;
m_midiChanged = false;
midiSetupTabWidget->setCurrentIndex(0);
#if !PB_USE_FLUIDSYNTH
midiSetupTabWidget->removeTab(1);
#endif
setWindowTitle(tr("Midi Setup"));
}
void GuiMidiSetupDialog::init(CSong* song, CSettings* settings)
{
m_song = song;
m_settings = settings;
// Check inputs.
QString portName;
int i = 0;
m_latencyFix = m_song->getLatencyFix();
midiInputCombo->addItem(tr("None (PC Keyboard)"));
midiInputCombo->addItems(song->getMidiPortList(CMidiDevice::MIDI_INPUT));
// Check outputs.
midiOutputCombo->addItem(tr("None"));
midiOutputCombo->addItems(song->getMidiPortList(CMidiDevice::MIDI_OUTPUT));
i = midiInputCombo->findText(m_settings->value("Midi/Input").toString());
if (i!=-1)
midiInputCombo->setCurrentIndex(i);
i = midiOutputCombo->findText(m_settings->value("Midi/Output").toString());
if (i!=-1)
midiOutputCombo->setCurrentIndex(i);
sampleRateCombo->addItem("44100");
sampleRateCombo->addItem("22050");
i = sampleRateCombo->findText(m_settings->value("Fliudsynth/SampleRate").toString());
if (i!=-1)
sampleRateCombo->setCurrentIndex(i);
//midiSettingsSetnum
updateMidiInfoText();
}
void GuiMidiSetupDialog::updateMidiInfoText()
{
midiInfoText->clear();
if (midiInputCombo->currentIndex() == 0)
midiInfoText->append("<span style=\"color:black\">" + tr("If you don't have a MIDI keyboard you can use the PC keyboard; 'X' is middle C.</span>"));
else if (midiInputCombo->currentText().contains("Midi Through", Qt::CaseInsensitive))
midiInfoText->append("<span style=\"color:#FF6600\">The use of Midi Through is not recommended!</span>");
else
midiInfoText->append("<span style=\"color:gray\">" + tr("Midi Input Device: " )+ midiInputCombo->currentText() +"</span>");
if (midiOutputCombo->currentText() == tr("None"))
midiInfoText->append("<span style=\"color:red\">" + tr("No Sound Output Device selected; Choose a Midi Output Device") + "</span>");
else if (midiOutputCombo->currentText().contains("Midi Through", Qt::CaseInsensitive))
midiInfoText->append("<span style=\"color:#FF6600\">" + tr("The use of Midi Through is not recommended!") + "</span>");
else if (midiOutputCombo->currentText().contains("Microsoft GS Wavetable", Qt::CaseInsensitive))
midiInfoText->append("<span style=\"color:#FF6600\">" + tr("Note: the Microsoft GS Wavetable Synth introduces an unwanted delay!.\n")
+ tr("(Try a latency fix of 150msc)") + "</span>");
else
midiInfoText->append("<span style=\"color:gray\">" + tr("Midi Output Device: ") + midiOutputCombo->currentText() +"</span>");
latencyFixLabel->setText(tr("%1 mSec").arg(m_latencyFix));
updateFluidInfoText();
}
void GuiMidiSetupDialog::on_midiInputCombo_activated (int index)
{
m_midiChanged = true;
updateMidiInfoText();
}
void GuiMidiSetupDialog::on_midiOutputCombo_activated (int index)
{
m_midiChanged = true;
updateMidiInfoText();
}
void GuiMidiSetupDialog::on_latencyFixButton_clicked ( bool checked )
{
bool ok;
int latencyFix = QInputDialog::getInteger(this, tr("Enter a value for the latency fix in milliseconds"),
tr(
"The latency fix works by running the music ahead of what you<br>"
"are playing to counteract the delay within the sound generator.<br><br>"
"You will need a piano <b>with speakers</b> that are <b>turned up</b>.<br><br>"
"Enter the time in milliseconds for the delay (1000 mSec = 1 sec)<br>"
"(For the Microsoft GS Wavetable SW Synth try a value of 150)<br>"
"If you are not sure enter a value of zero."),
m_latencyFix, 0, 1000, 50, &ok);
if (ok)
{
m_latencyFix = latencyFix;
m_latencyChanged = true;
updateMidiInfoText();
}
}
void GuiMidiSetupDialog::accept()
{
if (m_midiChanged)
{
m_settings->setValue("Midi/Input", midiInputCombo->currentText());
m_song->openMidiPort(CMidiDevice::MIDI_INPUT, midiInputCombo->currentText() );
if (midiInputCombo->currentText().startsWith(tr("None")))
CChord::setPianoRange(PC_KEY_LOWEST_NOTE, PC_KEY_HIGHEST_NOTE);
else
CChord::setPianoRange(m_settings->value("Keyboard/LowestNote", 0).toInt(),
m_settings->value("Keyboard/HighestNote", 127).toInt());
m_settings->setValue("Midi/Output", midiOutputCombo->currentText());
m_song->openMidiPort(CMidiDevice::MIDI_OUTPUT, midiOutputCombo->currentText() );
m_settings->updateWarningMessages();
m_midiChanged = false;
}
m_settings->setValue("Midi/Latency", m_latencyFix);
m_song->setLatencyFix(m_latencyFix);
m_song->regenerateChordQueue();
if (m_latencyChanged)
{
if( m_latencyFix> 0)
{
int rightSound = m_settings->value("Keyboard/RightSound", Cfg::defaultRightPatch()).toInt();
m_settings->setValue("Keyboard/RightSoundPrevious", rightSound); // Save the current right sound
// Mute the Piano if we are using the latency fix;
m_settings->setValue("Keyboard/RightSound", 0);
m_song->setPianoSoundPatches( -1, -2); // -1 means no sound and -2 means ignore this parameter
}
else
{
int previousRightSound = m_settings->value("Keyboard/RightSoundPrevious", Cfg::defaultRightPatch()).toInt();
m_settings->setValue("Keyboard/RightSound", previousRightSound);
m_song->setPianoSoundPatches(previousRightSound, -2); // -2 means ignore this parameter
}
m_latencyChanged = false;
}
this->QDialog::accept();
}
void GuiMidiSetupDialog::updateFluidInfoText()
{
QStringList soundFontNames = m_settings->getFluidSoundFontNames();
soundFontList->clear();
for (int i=0; i < soundFontNames.count(); i++)
{
int n = soundFontNames.at(i).lastIndexOf("/");
soundFontList->addItem(soundFontNames.at(i).mid(n+1));
}
bool fontLoaded = (soundFontList->count() > 0) ? true : false;
fluidRemoveButton->setEnabled(fontLoaded);
fluidAddButton->setEnabled(soundFontList->count() < 2 ? true : false);
fluidSettingsGroupBox->setEnabled(fontLoaded);
}
void GuiMidiSetupDialog::on_fluidAddButton_clicked ( bool checked )
{
QString lastSoundFont;
QStringList sfList = m_settings->getFluidSoundFontNames();
if (sfList.size() > 0)
lastSoundFont = sfList.last();
QString soundFontName = QFileDialog::getOpenFileName(this,tr("Open SoundFont2 File for fluid synth"),
lastSoundFont, tr("SoundFont2 Files (*.sf2)"));
if (!soundFontName.isEmpty())
m_settings->addFluidSoundFontName(soundFontName);
updateFluidInfoText();
}
void GuiMidiSetupDialog::on_fluidRemoveButton_clicked ( bool checked )
{
}
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