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Viewing changes to TuxGuitar-jsa/src/org/herac/tuxguitar/player/impl/jsa/sequencer/MidiSequencerImpl.java

  • Committer: Bazaar Package Importer
  • Author(s): Philippe Coval
  • Date: 2008-06-19 00:30:30 UTC
  • mto: (5.1.2 sid)
  • mto: This revision was merged to the branch mainline in revision 3.
  • Revision ID: james.westby@ubuntu.com-20080619003030-h719szrhsngou7c6
Tags: upstream-1.0
Import upstream version 1.0

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TuxGuitar-jsa/src/org/herac/tuxguitar/player/impl/jsa/sequencer/MidiSequencerImpl.java
 
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package org.herac.tuxguitar.player.impl.jsa.sequencer;
 
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import javax.sound.midi.Sequence;
 
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import javax.sound.midi.Sequencer;
 
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import javax.sound.midi.Track;
 
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import javax.sound.midi.Transmitter;
 
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import org.herac.tuxguitar.player.base.MidiPort;
 
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import org.herac.tuxguitar.player.base.MidiPortEmpty;
 
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import org.herac.tuxguitar.player.base.MidiSequenceHandler;
 
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import org.herac.tuxguitar.player.base.MidiSequencer;
 
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public class MidiSequencerImpl implements MidiSequencer,MidiSequenceLoader{
 
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        private static final int TICK_MOVE = 1;
 
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        private Sequencer sequencer;
 
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        private Transmitter transmitter;
 
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        private MidiPort midiPort;
 
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        public MidiSequencerImpl(Sequencer sequencer){
 
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                this.sequencer = sequencer;
 
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        }
 
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        public synchronized void open() {
 
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                try {
 
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                        if(!this.sequencer.isOpen()){
 
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                                this.sequencer.open();
 
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                                this.closeTransmitter();
 
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                                this.openTransmitter();
 
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                        }
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public synchronized void close() {
 
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                try {
 
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                        if(this.sequencer.isOpen()){
 
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                                this.sequencer.close();
 
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                                this.closeTransmitter();
 
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                        }
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public void openTransmitter(){
 
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                try {
 
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                        this.transmitter = getSequencer().getTransmitter();
 
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                        this.transmitter.setReceiver( new MidiReceiverImpl(this) );
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public void closeTransmitter(){
 
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                try {
 
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                        if(this.transmitter != null){
 
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                                this.transmitter.close();
 
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                                this.transmitter = null;
 
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                        }
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        protected Sequencer getSequencer() {
 
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                this.open();
 
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                return this.sequencer;
 
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        }
 
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        public MidiSequenceHandler createSequence(int tracks) {
 
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                this.resetTracks();
 
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                return new MidiSequenceHandlerImpl(this,tracks);
 
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        }
 
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        public MidiPort getMidiPort() {
 
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                if(this.midiPort == null){
 
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                        this.midiPort = new MidiPortEmpty();
 
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                }
 
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                return this.midiPort;
 
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        }
 
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        public void setMidiPort(MidiPort port) {
 
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                this.midiPort = port;
 
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        }
 
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        public long getTickLength() {
 
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                try {
 
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                        return getSequencer().getTickLength();
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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                return 0;
 
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        }
 
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        public long getTickPosition() {
 
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                try {
 
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                        return (getSequencer().getTickPosition() + TICK_MOVE);
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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                return 0;
 
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        }
 
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        public void setTickPosition(long tickPosition) {
 
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                try {
 
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                        this.getSequencer().setTickPosition(tickPosition - TICK_MOVE);
 
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                        this.reset( false );
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public boolean isRunning() {
 
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                try {
 
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                        return getSequencer().isRunning();
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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                return false;
 
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        }
 
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        public void setMute(int index, boolean mute) {
 
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                try {
 
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                        getSequencer().setTrackMute(index, mute);
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public void setSolo(int index, boolean solo) {
 
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                try {
 
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                        getSequencer().setTrackSolo(index, solo);
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public void setSequence(Sequence sequence){
 
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                try {
 
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                        getSequencer().setSequence(sequence);
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public void start() {
 
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                try {
 
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                        getSequencer().start();
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public void stop() {
 
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                try {
 
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                        this.getSequencer().stop();
 
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                        this.reset( true );
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public void reset(boolean systemReset){
 
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                try {
 
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                        this.getMidiPort().out().sendAllNotesOff();
 
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                        for(int channel = 0; channel < 16;channel ++){
 
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                                this.getMidiPort().out().sendPitchBend(channel, 64);
 
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                        }
 
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                        if( systemReset ){
 
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                                this.getMidiPort().out().sendSystemReset();
 
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                        }
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public void resetTracks(){
 
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                try {
 
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                        Sequence sequence = this.getSequencer().getSequence();
 
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                        if(sequence != null){
 
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                                Track[] tracks = sequence.getTracks();
 
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                                if( tracks != null ){
 
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                                        int count = tracks.length;
 
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                                        for( int i = 0 ; i < count; i++ ){
 
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                                                this.setSolo( i , false );
 
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                                                this.setMute( i , false );
 
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                                        }
 
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                                }
 
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                        }
 
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                } catch (Throwable throwable) {
 
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                        throwable.printStackTrace();
 
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                }
 
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        }
 
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        public String getKey() {
 
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                return this.sequencer.getDeviceInfo().getName();
 
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        }
 
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        public String getName() {
 
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                return this.sequencer.getDeviceInfo().getName();
 
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        }
 
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}