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Viewing changes to TuxGuitar-alsa/src/org/herac/tuxguitar/player/impl/midiport/alsa/MidiSystem.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-alsa/src/org/herac/tuxguitar/player/impl/midiport/alsa/MidiSystem.java
 
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package org.herac.tuxguitar.player.impl.midiport.alsa;
 
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import java.util.ArrayList;
 
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import java.util.List;
 
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public class MidiSystem{
 
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        private static final String JNI_LIBRARY_NAME = new String("tuxguitar-alsa-jni");
 
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        static{
 
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                System.loadLibrary(JNI_LIBRARY_NAME);
 
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        }
 
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        private long instance;
 
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        private boolean open;
 
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        private List ports;
 
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        public MidiSystem() {
 
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                this.instance = malloc();
 
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                this.open = false;
 
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                this.ports = new ArrayList();
 
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        }
 
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        public boolean isOpen(){
 
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                return (this.instance != 0 && this.open);
 
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        }
 
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        public void finalize(){
 
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                if(this.instance != 0){
 
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                        this.free(this.instance);
 
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                        this.instance = 0;
 
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                }
 
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        }
 
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        public void open(){
 
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                if(this.instance != 0 && !this.open){
 
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                        this.open(this.instance);
 
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                        this.open = true;
 
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                }
 
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        }
 
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        public void close(){
 
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                if(this.instance != 0 && this.open){
 
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                        this.close(this.instance);
 
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                        this.open = false;
 
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                }
 
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        }
 
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        public List findPorts(){
 
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                this.ports.clear();
 
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                if(this.instance != 0 && this.open){
 
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                        this.findPorts(this.instance);
 
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                }
 
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                return this.ports;
 
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        }
 
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        public void openPort(int client,int port){
 
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                if(this.instance != 0 && this.open){
 
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                        this.openPort(this.instance, client, port);
 
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                }
 
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        }
 
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        public void closePort(){
 
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                if(this.instance != 0 && this.open){
 
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                        this.closePort(this.instance);
 
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                }
 
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        }
 
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        public void noteOn(int channel,int note,int velocity){
 
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                if(this.instance != 0 && this.open){
 
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                        this.noteOn(this.instance, channel, note, velocity);
 
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                }
 
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        }
 
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        public void noteOff(int channel,int note,int velocity){
 
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                if(this.instance != 0 && this.open){
 
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                        this.noteOff(this.instance, channel, note, velocity);
 
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                }
 
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        }
 
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        public void controlChange(int channel,int control,int value){
 
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                if(this.instance != 0 && this.open){
 
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                        this.controlChange(this.instance, channel, control, value);
 
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                }
 
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        }
 
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        public void programChange(int channel,int program){
 
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                if(this.instance != 0 && this.open){
 
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                        this.programChange(this.instance, channel, program);
 
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                }
 
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        }
 
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        public void pitchBend(int channel,int value){
 
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                if(this.instance != 0 && this.open){
 
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                        this.pitchBend(this.instance, channel, value);
 
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                }
 
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        }
 
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        protected void addPort(String name,int client,int port){
 
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                this.ports.add(new MidiPortImpl(this,name,client,port));
 
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        }
 
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        private native long malloc();
 
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        private native void free(long instance);
 
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        private native void open(long instance);
 
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        private native void close(long instance);
 
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        private native void findPorts(long instance);
 
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        private native void openPort(long instance,int client,int port);
 
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        private native void closePort(long instance);
 
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        private native void noteOn(long instance,int channel,int note,int velocity);
 
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        private native void noteOff(long instance,int channel,int note,int velocity);
 
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        private native void controlChange(long instance,int channel,int control,int value);
 
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        private native void programChange(long instance,int channel,int program);
 
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        private native void pitchBend(long instance,int channel,int value);
 
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}