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/*
* Copyright 1997 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.apps;
import java.awt.GridLayout;
import javax.swing.JApplet;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.SwingConstants;
import com.jsyn.JSyn;
import com.jsyn.Synthesizer;
import com.jsyn.swing.JAppletFrame;
import com.jsyn.swing.PortControllerFactory;
import com.jsyn.unitgen.LineOut;
import com.jsyn.unitgen.LinearRamp;
import com.jsyn.unitgen.SineOscillator;
import com.jsyn.unitgen.UnitOscillator;
/**
* Show the version of JSyn and play some sine waves. This program will be run if you double click
* the JSyn jar file.
*
* @author Phil Burk (C) 2011 Mobileer Inc
*/
public class AboutJSyn extends JApplet {
private static final long serialVersionUID = -2704222221111608377L;
private Synthesizer synth;
private UnitOscillator osc1;
private UnitOscillator osc2;
private LinearRamp lag;
private LineOut lineOut;
@Override
public void init() {
synth = JSyn.createSynthesizer();
// Add a tone generator.
synth.add(osc1 = new SineOscillator());
synth.add(osc2 = new SineOscillator());
// Add a lag to smooth out amplitude changes and avoid pops.
synth.add(lag = new LinearRamp());
// Add an output mixer.
synth.add(lineOut = new LineOut());
// Connect the oscillator to the output.
osc1.output.connect(0, lineOut.input, 0);
osc2.output.connect(0, lineOut.input, 1);
// Arrange the faders in a stack.
setLayout(new GridLayout(0, 1));
JPanel infoPanel = new JPanel();
infoPanel.setLayout(new GridLayout(0, 1));
infoPanel.add(new JLabel("About: " + synth, SwingConstants.CENTER));
infoPanel.add(new JLabel("From: http://www.softsynth.com/", SwingConstants.CENTER));
infoPanel.add(new JLabel("(C) 1997-2011 Mobileer Inc", SwingConstants.CENTER));
add(infoPanel);
// Set the minimum, current and maximum values for the port.
lag.output.connect(osc1.amplitude);
lag.output.connect(osc2.amplitude);
lag.input.setup(0.001, 0.5, 1.0);
lag.time.set(0.1);
lag.input.setName("Amplitude");
add(PortControllerFactory.createExponentialPortSlider(lag.input));
osc1.frequency.setup(50.0, 300.0, 3000.0);
osc1.frequency.setName("Frequency (Left)");
add(PortControllerFactory.createExponentialPortSlider(osc1.frequency));
osc2.frequency.setup(50.0, 302.0, 3000.0);
osc2.frequency.setName("Frequency (Right)");
add(PortControllerFactory.createExponentialPortSlider(osc2.frequency));
validate();
}
@Override
public void start() {
// Start synthesizer using default stereo output at 44100 Hz.
synth.start();
// We only need to start the LineOut. It will pull data from the
// oscillator.
lineOut.start();
}
@Override
public void stop() {
synth.stop();
}
/* Can be run as either an application or as an applet. */
public static void main(String[] args) {
AboutJSyn applet = new AboutJSyn();
JAppletFrame frame = new JAppletFrame("About JSyn", applet);
frame.setSize(440, 300);
frame.setVisible(true);
frame.test();
}
}
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