package jmslexamples.jsyn; // ScoreJSynDemo4

import java.awt.Graphics;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import com.softsynth.jmsl.EventScheduler;
import com.softsynth.jmsl.JMSL;
import com.softsynth.jmsl.jsyn.Brass;
import com.softsynth.jmsl.jsyn.JSynMusicDevice;
import com.softsynth.jmsl.score.*;
import com.softsynth.jsyn.AppletFrame;

/**
 * Score with a JSyn instrument orchestra
 * 
 * @author Nick Didkovsky, copyright 2000 Nick Didkovsky
 */
public class JScoreJSynDemo extends java.applet.Applet {

    private Score score;
    private ScoreFrame scoreFrame;
    private Orchestra orch;

    public void init() {
    }

    public void start() {
        initJMSL();
        initMusicDevices();
        buildOrchestra();
        buildScore();
        buildScoreFrame();
    }

    private void initMusicDevices() {
        JSynMusicDevice.instance().open();
    }

    private void initJMSL() {
        JMSL.setIsApplet(true);
        JMSL.clock.setAdvance(0.1);
        JMSL.scheduler = new EventScheduler();
        JMSL.scheduler.start();
    }

    private void termJMSL() {
        JMSL.scheduler.stop();
        JMSL.closeMusicDevices();
    }

    private void buildScoreFrame() {
        int w = score.getLayoutWidth();
        int h = score.getLayoutHeight();
        scoreFrame = new ScoreFrame("JMSL: Score & JSyn Demo by Nick Didkovsky, copyright 2000 Nick Didkovsky");
        scoreFrame.addScore(score);
        scoreFrame.setSize(w + 100, h + 100);
        scoreFrame.setVisible(true);
    }

    private void buildScore() {
        int w = 1000;
        int h = 700;
        int numStaves = 4;
        score = new Score(numStaves, w, h, "JMSL: Score & JSyn Demo by Nick Didkovsky, copyright 2000 Nick Didkovsky");
        score.addMeasure();
        // set bass clef for tuba
        score.getMeasure(0).getStaff(3).setClef(Clef.BASS_CLEF);
        score.setOrchestra(orch);
        score.getScoreLayoutManager().setZoom(0.5);
        score.getControlPanel().setZoom(0.5);

        score.setCurrentStaffNumber(0);
        score.addNote(1, 60, 0.5, 0.8);
        score.addNote(1, 60, 0.5, 0.8);
        score.addNote(1, 60, 0.5, 0.8);
        score.addNote(1, 60, 0.5, 0.8);
        score.rewind();
        score.setCurrentStaffNumber(1);
        score.addNote(1, 61, 0.5, 0.8);
        score.addNote(1, 61, 0.5, 0.8);
        score.addNote(1, 62, 0.5, 0.8);
        score.addNote(1, 62, 0.5, 0.8);
    }

    private void buildOrchestra() {
        // Set up an JSynOrchestra to hand to Score, starts JSyn engine if it
        // needs to */
        orch = new Orchestra();
        orch.addInstrument(new Brass(2, 5), "trumpet 1");
        orch.addInstrument(new Brass(2, 5), "trumpet 2");
        orch.addInstrument(new Brass(2, 2), "horn");
        orch.addInstrument(new Brass(2, 3), "tuba");
    }

    public ScoreFrame getScoreFrame() {
        return scoreFrame;
    }

    public void stop() {
        removeAll();
        scoreFrame.setVisible(false);
        scoreFrame.dispose();
        Score.deleteCanvas();
        termJMSL();
    }

    public void paint(Graphics g) {
        g.drawString("Your score has been opened in a Frame outside this browser", 20, 20);
    }

    /* Can be run as either an application or as an applet. */
    public static void main(String args[]) {
        JScoreJSynDemo applet = new JScoreJSynDemo();
        AppletFrame frame = new AppletFrame("Score JSyn Demo", applet);
        frame.setSize(500, 200);
        frame.show();
        frame.test();
        JMSL.setIsApplet(false);
        applet.getScoreFrame().addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e) {
                JMSL.closeMusicDevices();
                System.exit(0);
            }
        });
    }

}