package MidiApps;

import java.io.*;
import java.util.*;
import javax.sound.midi.*;



public class equalTemperScaleDemo extends equalTemperComposer {


  player p;

  int patch;



  public void setPatch(int patchIn) {
	  patch = patchIn;
  }



  public int getPatch() {
	  return patch;
  }


  public void compose() {

	try
	{
		if (s == null) {
			createSequence();
		}

		Track t = s.createTrack();
		String TrackName;

        bentPlayer bp = new bentPlayer();
        p = (player)(bp);
        p.setTracer(tr);
        p.setTrack(t);
        p.setTick(0);
        p.generalMidiOn();
        p.setTempo((byte)0x02, (byte)0xA1, (byte)0x20);
        p.setTrackName("Equal temper track");
        p.addChannel(0);
        p.omniOff();
        p.polyOff();
        p.setPatch(getPatch());


        p.setVelOn(0x60);
        p.setVelOff(0x60);
//		p.setDur((long)60);
	    p.setDur((long)(getBeatLength() ) );

//		setBaseMidiPitch(MIDDLE_C);
//		setNumDivisions(12);
//		setNumOctaves(2);

//		tr.trace("building scale:");

		buildScale();

		bentPitch bh;
		bentScale bs = getBentScale();

		int numSteps = getNumOctaves() * getNumDivisions();

//		tr.trace("ascending... ");

        for (int i = 0; i < numSteps; i++)
        {
			p.resetPitch();
		 	bh = (bentPitch)(bs.elementAt(i));
		 	bp.addBentPitch(bh);
        	bp.play();
		}
//		tr.trace("descending... ");
        for (int i = numSteps; i > 0; i--)
        {
			p.resetPitch();
		 	bh = (bentPitch)(bs.elementAt(i));
		 	bp.addBentPitch(bh);
        	bp.play();
		}

//		tr.trace("final note... ");
//		p.setDur((long)720);
		p.resetPitch();
		bh = (bentPitch)(bs.elementAt(0));
       	bp.addBentPitch(bh);
       	p.play();

		p.endOfTrack();


	} //try
		catch(Exception e)
	{
		tr.trace("equalTemperScaleDemo::Exception caught:");
		tr.trace(e.toString());
	} //catch

  }
}