| /* AlsaMidiSequencerDevice.java -- The ALSA MIDI sequencer device |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package gnu.javax.sound.midi.alsa; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import javax.sound.midi.ControllerEventListener; |
| import javax.sound.midi.InvalidMidiDataException; |
| import javax.sound.midi.MetaEventListener; |
| import javax.sound.midi.MidiUnavailableException; |
| import javax.sound.midi.Receiver; |
| import javax.sound.midi.Sequence; |
| import javax.sound.midi.Sequencer; |
| import javax.sound.midi.Track; |
| import javax.sound.midi.Transmitter; |
| |
| // FIXME: These next two imports are only required by gcj it seems. |
| import javax.sound.midi.MidiDevice.Info; |
| import javax.sound.midi.Sequencer.SyncMode; |
| |
| /** |
| * The ALSA MIDI sequencer device. This is a singleton device. |
| * |
| * @author green@redhat.com |
| * |
| */ |
| public class AlsaMidiSequencerDevice implements Sequencer |
| { |
| // The singleton instance. |
| public final static AlsaMidiSequencerDevice instance = new AlsaMidiSequencerDevice(); |
| |
| // A pointer to a native chunk of memory |
| private long nativeState; |
| |
| // The sequence to process |
| private Sequence sequence; |
| |
| /** |
| * A private constructor. There should only be one instance of this |
| * device. |
| */ |
| private AlsaMidiSequencerDevice() |
| { |
| super(); |
| } |
| |
| /** |
| * Return the sequencer singleton. |
| * |
| * @return the sequencer singleton |
| */ |
| public static AlsaMidiSequencerDevice getInstance() |
| { |
| return instance; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setSequence(javax.sound.midi.Sequence) |
| */ |
| public void setSequence(Sequence seq) throws InvalidMidiDataException |
| { |
| sequence = seq; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setSequence(java.io.InputStream) |
| */ |
| public void setSequence(InputStream istream) throws IOException, |
| InvalidMidiDataException |
| { |
| // TODO Auto-generated method stub |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getSequence() |
| */ |
| public Sequence getSequence() |
| { |
| return sequence; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#start() |
| */ |
| public void start() |
| { |
| // TODO Auto-generated method stub |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#stop() |
| */ |
| public void stop() |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#isRunning() |
| */ |
| public boolean isRunning() |
| { |
| // TODO Auto-generated method stub |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#startRecording() |
| */ |
| public void startRecording() |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#stopRecording() |
| */ |
| public void stopRecording() |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#isRecording() |
| */ |
| public boolean isRecording() |
| { |
| // TODO Auto-generated method stub |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#recordEnable(javax.sound.midi.Track, int) |
| */ |
| public void recordEnable(Track track, int channel) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#recordDisable(javax.sound.midi.Track) |
| */ |
| public void recordDisable(Track track) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getTempoInBPM() |
| */ |
| public float getTempoInBPM() |
| { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setTempoInBPM(float) |
| */ |
| public void setTempoInBPM(float bpm) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getTempoInMPQ() |
| */ |
| public float getTempoInMPQ() |
| { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setTempoInMPQ(float) |
| */ |
| public void setTempoInMPQ(float mpq) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setTempoFactor(float) |
| */ |
| public void setTempoFactor(float factor) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getTempoFactor() |
| */ |
| public float getTempoFactor() |
| { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getTickLength() |
| */ |
| public long getTickLength() |
| { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getTickPosition() |
| */ |
| public long getTickPosition() |
| { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setTickPosition(long) |
| */ |
| public void setTickPosition(long tick) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getMicrosecondLength() |
| */ |
| public long getMicrosecondLength() |
| { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getMicrosecondPosition() |
| */ |
| public long getMicrosecondPosition() |
| { |
| // TODO Auto-generated method stub |
| return 0; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setMicrosecondPosition(long) |
| */ |
| public void setMicrosecondPosition(long microsecond) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setMasterSyncMode(javax.sound.midi.Sequencer.SyncMode) |
| */ |
| public void setMasterSyncMode(SyncMode sync) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getMasterSyncMode() |
| */ |
| public SyncMode getMasterSyncMode() |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getMasterSyncModes() |
| */ |
| public SyncMode[] getMasterSyncModes() |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setSlaveSyncMode(javax.sound.midi.Sequencer.SyncMode) |
| */ |
| public void setSlaveSyncMode(SyncMode sync) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getSlaveSyncMode() |
| */ |
| public SyncMode getSlaveSyncMode() |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getSlaveSyncModes() |
| */ |
| public SyncMode[] getSlaveSyncModes() |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setTrackMute(int, boolean) |
| */ |
| public void setTrackMute(int track, boolean mute) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getTrackMute(int) |
| */ |
| public boolean getTrackMute(int track) |
| { |
| // TODO Auto-generated method stub |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#setTrackSolo(int, boolean) |
| */ |
| public void setTrackSolo(int track, boolean solo) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#getTrackSolo(int) |
| */ |
| public boolean getTrackSolo(int track) |
| { |
| // TODO Auto-generated method stub |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#addMetaEventListener(javax.sound.midi.MetaEventListener) |
| */ |
| public boolean addMetaEventListener(MetaEventListener listener) |
| { |
| // TODO Auto-generated method stub |
| return false; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#removeMetaEventListener(javax.sound.midi.MetaEventListener) |
| */ |
| public void removeMetaEventListener(MetaEventListener listener) |
| { |
| // TODO Auto-generated method stub |
| |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#addControllerEventListener(javax.sound.midi.ControllerEventListener, int[]) |
| */ |
| public int[] addControllerEventListener(ControllerEventListener listener, |
| int[] controllers) |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.Sequencer#removeControllerEventListener(javax.sound.midi.ControllerEventListener, int[]) |
| */ |
| public int[] removeControllerEventListener(ControllerEventListener listener, |
| int[] controllers) |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.MidiDevice#getDeviceInfo() |
| */ |
| public Info getDeviceInfo() |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.MidiDevice#open() |
| */ |
| public void open() throws MidiUnavailableException |
| { |
| synchronized(this) |
| { |
| // Check to see if we're open already. |
| if (nativeState != 0) |
| return; |
| |
| nativeState = open_(); |
| } |
| } |
| |
| /** |
| * Allocate the native state object, and open the sequencer. |
| * |
| * @return a long representation of a pointer to the nativeState. |
| */ |
| private native long open_(); |
| |
| /** |
| * Close the sequencer and free the native state object. |
| */ |
| private native void close_(long nativeState); |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.MidiDevice#close() |
| */ |
| public void close() |
| { |
| synchronized(this) |
| { |
| close_(nativeState); |
| nativeState = 0; |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.MidiDevice#isOpen() |
| */ |
| public boolean isOpen() |
| { |
| synchronized(this) |
| { |
| return (nativeState != 0); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.MidiDevice#getMaxReceivers() |
| */ |
| public int getMaxReceivers() |
| { |
| return -1; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.MidiDevice#getMaxTransmitters() |
| */ |
| public int getMaxTransmitters() |
| { |
| return -1; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.MidiDevice#getReceiver() |
| */ |
| public Receiver getReceiver() throws MidiUnavailableException |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| /* (non-Javadoc) |
| * @see javax.sound.midi.MidiDevice#getTransmitter() |
| */ |
| public Transmitter getTransmitter() throws MidiUnavailableException |
| { |
| // TODO Auto-generated method stub |
| return null; |
| } |
| |
| } |
