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/*
* Copyright 2009 Phil Burk, Mobileer Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.jsyn.swing;
import java.awt.Component;
import java.awt.GridLayout;
import java.util.ArrayList;
import java.util.logging.Logger;
import javax.swing.JLabel;
import javax.swing.JPanel;
import com.jsyn.Synthesizer;
import com.jsyn.ports.UnitInputPort;
import com.jsyn.ports.UnitPort;
import com.jsyn.unitgen.UnitGenerator;
import com.jsyn.unitgen.UnitSource;
import com.jsyn.unitgen.UnitVoice;
import com.jsyn.util.Instrument;
import com.softsynth.math.AudioMath;
@SuppressWarnings("serial")
public class SoundTweaker extends JPanel {
private UnitSource source;
private ASCIIMusicKeyboard keyboard;
private Synthesizer synth;
static Logger logger = Logger.getLogger(SoundTweaker.class.getName());
public SoundTweaker(Synthesizer synth, String title, UnitSource source) {
this.synth = synth;
this.source = source;
setLayout(new GridLayout(0, 2));
UnitGenerator ugen = source.getUnitGenerator();
ArrayList<Component> sliders = new ArrayList<Component>();
add(new JLabel(title));
if (source instanceof Instrument) {
add(keyboard = createPolyphonicKeyboard());
} else if (source instanceof UnitVoice) {
add(keyboard = createMonophonicKeyboard());
}
// Arrange the faders in a stack.
// Iterate through the ports.
for (UnitPort port : ugen.getPorts()) {
if (port instanceof UnitInputPort) {
UnitInputPort inputPort = (UnitInputPort) port;
Component slider;
// Use an exponential slider if it seems appropriate.
if ((inputPort.getMinimum() > 0.0)
&& ((inputPort.getMaximum() / inputPort.getMinimum()) > 4.0)) {
slider = PortControllerFactory.createExponentialPortSlider(inputPort);
} else {
slider = PortControllerFactory.createPortSlider(inputPort);
}
add(slider);
sliders.add(slider);
}
}
if (keyboard != null) {
for (Component slider : sliders) {
slider.addKeyListener(keyboard.getKeyListener());
}
}
validate();
}
@SuppressWarnings("serial")
private ASCIIMusicKeyboard createPolyphonicKeyboard() {
return new ASCIIMusicKeyboard() {
@Override
public void keyOff(int pitch) {
((Instrument) source).noteOff(pitch, synth.createTimeStamp());
}
@Override
public void keyOn(int pitch) {
double freq = AudioMath.pitchToFrequency(pitch);
((Instrument) source).noteOn(pitch, freq, 0.5, synth.createTimeStamp());
}
};
}
@SuppressWarnings("serial")
private ASCIIMusicKeyboard createMonophonicKeyboard() {
return new ASCIIMusicKeyboard() {
@Override
public void keyOff(int pitch) {
((UnitVoice) source).noteOff(synth.createTimeStamp());
}
@Override
public void keyOn(int pitch) {
double freq = AudioMath.pitchToFrequency(pitch);
((UnitVoice) source).noteOn(freq, 0.5, synth.createTimeStamp());
}
};
}
}
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