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/* |
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TUIO Java backend - part of the reacTIVision project |
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http://reactivision.sourceforge.net/ |
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Copyright (c) 2005-2009 Martin Kaltenbrunner <mkalten@iua.upf.edu> |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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package TUIO; |
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import com.illposed.osc.*; |
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import java.util.*; |
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/** |
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* The TuioClient class is the central TUIO protocol decoder component. It provides a simple callback infrastructure using the {@link TuioListener} interface. |
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* In order to receive and decode TUIO messages an instance of TuioClient needs to be created. The TuioClient instance then generates TUIO events |
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* which are broadcasted to all registered classes that implement the {@link TuioListener} interface.<P> |
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* <code> |
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* TuioClient client = new TuioClient();<br/> |
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* client.addTuioListener(myTuioListener);<br/> |
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* client.connect();<br/> |
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* </code> |
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* |
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* @author Martin Kaltenbrunner |
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* @version 1.4 |
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*/ |
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public class TuioClient implements OSCListener { |
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public String comm; |
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private int port = 3333; |
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private OSCPortIn oscPort; |
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private boolean connected = false; |
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private Hashtable<Long,TuioObject> objectList = new Hashtable<Long,TuioObject>(); |
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private Vector<Long> aliveObjectList = new Vector<Long>(); |
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private Vector<Long> newObjectList = new Vector<Long>(); |
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private Hashtable<Long,TuioCursor> cursorList = new Hashtable<Long,TuioCursor>(); |
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private Vector<Long> aliveCursorList = new Vector<Long>(); |
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private Vector<Long> newCursorList = new Vector<Long>(); |
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private Hashtable<Long,TuioString> stringList = new Hashtable<Long,TuioString>(); |
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private Vector<Long> aliveStringList = new Vector<Long>(); |
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private Vector<Long> newStringList = new Vector<Long>(); |
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private Vector<TuioObject> frameObjects = new Vector<TuioObject>(); |
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private Vector<TuioCursor> frameCursors = new Vector<TuioCursor>(); |
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private Vector<TuioString> frameStrings = new Vector<TuioString>(); |
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private Vector<TuioCursor> freeCursorList = new Vector<TuioCursor>(); |
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private int maxCursorID = -1; |
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private Vector<TuioString> freeStringList = new Vector<TuioString>(); |
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private int maxStringID = -1; |
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private long currentFrame = 0; |
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private TuioTime currentTime; |
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private Vector<TuioListener> listenerList = new Vector<TuioListener>(); |
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/** |
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* The default constructor creates a client that listens to the default TUIO port 3333 |
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*/ |
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public TuioClient() {} |
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/** |
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* This constructor creates a client that listens to the provided port |
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* |
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* @param port the listening port number |
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*/ |
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public TuioClient(int port) { |
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this.port = port; |
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} |
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/** |
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* The TuioClient starts listening to TUIO messages on the configured UDP port |
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* All reveived TUIO messages are decoded and the resulting TUIO events are broadcasted to all registered TuioListeners |
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*/ |
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public void connect() { |
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TuioTime.initSession(); |
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currentTime = new TuioTime(); |
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currentTime.reset(); |
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try { |
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oscPort = new OSCPortIn(port); |
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oscPort.addListener("/tuio/2Dobj",this); |
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oscPort.addListener("/tuio/3Dcur",this); |
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oscPort.addListener("/tuio/_siP",this); |
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oscPort.startListening(); |
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connected = true; |
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} catch (Exception e) { |
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System.out.println("TuioClient: failed to connect to port "+port); |
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connected = false; |
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} |
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} |
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/** |
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* The TuioClient stops listening to TUIO messages on the configured UDP port |
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*/ |
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public void disconnect() { |
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oscPort.stopListening(); |
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try { Thread.sleep(100); } |
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catch (Exception e) {}; |
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oscPort.close(); |
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connected = false; |
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} |
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/** |
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* Returns true if this TuioClient is currently connected. |
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* @return true if this TuioClient is currently connected |
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*/ |
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public boolean isConnected() { return connected; } |
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/** |
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* Adds the provided TuioListener to the list of registered TUIO event listeners |
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* |
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* @param listener the TuioListener to add |
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*/ |
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public void addTuioListener(TuioListener listener) { |
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listenerList.addElement(listener); |
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} |
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/** |
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* Removes the provided TuioListener from the list of registered TUIO event listeners |
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* |
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* @param listener the TuioListener to remove |
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*/ |
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public void removeTuioListener(TuioListener listener) { |
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listenerList.removeElement(listener); |
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} |
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/** |
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* Removes all TuioListener from the list of registered TUIO event listeners |
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*/ |
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public void removeAllTuioListeners() { |
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listenerList.clear(); |
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} |
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/** |
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* Returns a Vector of all currently active TuioObjects |
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* |
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* @return a Vector of all currently active TuioObjects |
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*/ |
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public Vector<TuioObject> getTuioObjects() { |
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return new Vector<TuioObject>(objectList.values()); |
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} |
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/** |
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* Returns a Vector of all currently active TuioCursors |
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* |
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* @return a Vector of all currently active TuioCursors |
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*/ |
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public Vector<TuioCursor> getTuioCursors() { |
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return new Vector<TuioCursor>(cursorList.values()); |
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} |
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/** |
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* Returns a Vector of all currently active TuioStrings |
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* |
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* @return a Vector of all currently active TuioStrings |
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*/ |
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public Vector<TuioString> getTuioStrings() { |
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return new Vector<TuioString>(stringList.values()); |
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} |
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/** |
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* Returns the TuioObject corresponding to the provided Session ID |
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* or NULL if the Session ID does not refer to an active TuioObject |
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* |
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* @return an active TuioObject corresponding to the provided Session ID or NULL |
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*/ |
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public TuioObject getTuioObject(long s_id) { |
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return objectList.get(s_id); |
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} |
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/** |
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* Returns the TuioCursor corresponding to the provided Session ID |
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* or NULL if the Session ID does not refer to an active TuioCursor |
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* |
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* @return an active TuioCursor corresponding to the provided Session ID or NULL |
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*/ |
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public TuioCursor getTuioCursor(long s_id) { |
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return cursorList.get(s_id); |
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} |
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/** |
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* Returns the TuioString corresponding to the provided Session ID |
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* or NULL if the Session ID does not refer to an active TuioString |
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* |
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* @return an active TuioString corresponding to the provided Session ID or NULL |
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*/ |
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public TuioString getTuioString(long s_id) { |
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return stringList.get(s_id); |
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} |
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/** |
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* The OSC callback method where all TUIO messages are received and decoded |
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* and where the TUIO event callbacks are dispatched |
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* |
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* @param date the time stamp of the OSC bundle |
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* @param message the received OSC message |
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*/ |
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public void acceptMessage(Date date, OSCMessage message) { |
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Object[] args = message.getArguments(); |
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String command = (String)args[0]; |
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String address = message.getAddress(); |
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if (address.equals("/tuio/2Dobj")) { |
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if (command.equals("set")) { |
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long s_id = ((Integer)args[1]).longValue(); |
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int c_id = ((Integer)args[2]).intValue(); |
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float xpos = ((Float)args[3]).floatValue(); |
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float ypos = ((Float)args[4]).floatValue(); |
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float angle = ((Float)args[5]).floatValue(); |
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float xspeed = ((Float)args[6]).floatValue(); |
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float yspeed = ((Float)args[7]).floatValue(); |
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float rspeed = ((Float)args[8]).floatValue(); |
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float maccel = ((Float)args[9]).floatValue(); |
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float raccel = ((Float)args[10]).floatValue(); |
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if (objectList.get(s_id) == null) { |
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TuioObject addObject = new TuioObject(s_id,c_id,xpos,ypos,angle); |
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frameObjects.addElement(addObject); |
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} else { |
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TuioObject tobj = objectList.get(s_id); |
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if (tobj==null) return; |
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if ((tobj.xpos!=xpos) || (tobj.ypos!=ypos) || (tobj.angle!=angle) || (tobj.x_speed!=xspeed) || (tobj.y_speed!=yspeed) || (tobj.rotation_speed!=rspeed) || (tobj.motion_accel!=maccel) || (tobj.rotation_accel!=raccel)) { |
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TuioObject updateObject = new TuioObject(s_id,c_id,xpos,ypos,angle); |
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updateObject.update(xpos,ypos,angle,xspeed,yspeed,rspeed,maccel,raccel); |
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frameObjects.addElement(updateObject); |
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} |
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} |
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} else if (command.equals("alive")) { |
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newObjectList.clear(); |
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for (int i=1;i<args.length;i++) { |
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// get the message content |
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long s_id = ((Integer)args[i]).longValue(); |
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newObjectList.addElement(s_id); |
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// reduce the object list to the lost objects |
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if (aliveObjectList.contains(s_id)) |
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aliveObjectList.removeElement(s_id); |
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} |
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// remove the remaining objects |
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for (int i=0;i<aliveObjectList.size();i++) { |
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TuioObject removeObject = objectList.get(aliveObjectList.elementAt(i)); |
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if (removeObject==null) continue; |
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removeObject.remove(currentTime); |
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frameObjects.addElement(removeObject); |
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} |
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} else if (command.equals("fseq")) { |
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long fseq = ((Integer)args[1]).longValue(); |
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boolean lateFrame = false; |
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if (fseq>0) { |
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if (fseq>currentFrame) currentTime = TuioTime.getSessionTime(); |
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if ((fseq>=currentFrame) || ((currentFrame-fseq)>100)) currentFrame=fseq; |
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else lateFrame = true; |
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} else if (TuioTime.getSessionTime().subtract(currentTime).getTotalMilliseconds()>100) { |
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currentTime = TuioTime.getSessionTime(); |
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} |
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if (!lateFrame) { |
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Enumeration<TuioObject> frameEnum = frameObjects.elements(); |
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while(frameEnum.hasMoreElements()) { |
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TuioObject tobj = frameEnum.nextElement(); |
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switch (tobj.getTuioState()) { |
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case TuioObject.TUIO_REMOVED: |
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TuioObject removeObject = tobj; |
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removeObject.remove(currentTime); |
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for (int i=0;i<listenerList.size();i++) { |
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TuioListener listener = (TuioListener)listenerList.elementAt(i); |
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if (listener!=null) listener.removeTuioObject(removeObject); |
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} |
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objectList.remove(removeObject.getSessionID()); |
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break; |
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case TuioObject.TUIO_ADDED: |
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TuioObject addObject = new TuioObject(currentTime,tobj.getSessionID(),tobj.getSymbolID(),tobj.getX(),tobj.getY(),tobj.getAngle()); |
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objectList.put(addObject.getSessionID(),addObject); |
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for (int i=0;i<listenerList.size();i++) { |
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TuioListener listener = (TuioListener)listenerList.elementAt(i); |
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if (listener!=null) listener.addTuioObject(addObject); |
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} |
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break; |
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default: |
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TuioObject updateObject = objectList.get(tobj.getSessionID()); |
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if ( (tobj.getX()!=updateObject.getX() && tobj.getXSpeed()==0) || (tobj.getY()!=updateObject.getY() && tobj.getYSpeed()==0) ) |
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updateObject.update(currentTime,tobj.getX(),tobj.getY(),tobj.getAngle()); |
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else |
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updateObject.update(currentTime,tobj.getX(),tobj.getY(),tobj.getAngle(),tobj.getXSpeed(),tobj.getYSpeed(),tobj.getRotationSpeed(),tobj.getMotionAccel(),tobj.getRotationAccel()); |
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for (int i=0;i<listenerList.size();i++) { |
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TuioListener listener = (TuioListener)listenerList.elementAt(i); |
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if (listener!=null) listener.updateTuioObject(updateObject); |
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} |
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} |
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} |
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for (int i=0;i<listenerList.size();i++) { |
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TuioListener listener = (TuioListener)listenerList.elementAt(i); |
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if (listener!=null) listener.refresh(new TuioTime(currentTime)); |
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} |
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Vector<Long> buffer = aliveObjectList; |
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aliveObjectList = newObjectList; |
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// recycling the vector |
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newObjectList = buffer; |
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} |
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frameObjects.clear(); |
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} |
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} else if (address.equals("/tuio/3Dcur")) { |
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if (command.equals("set")) { |
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long s_id = ((Integer)args[1]).longValue(); |
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float xpos = ((Float)args[2]).floatValue(); |
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float ypos = ((Float)args[3]).floatValue(); |
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float zpos = ((Float)args[4]).floatValue(); |
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float xspeed = ((Float)args[5]).floatValue(); |
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float yspeed = ((Float)args[6]).floatValue(); |
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float maccel = ((Float)args[7]).floatValue(); |
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if (cursorList.get(s_id) == null) { |
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TuioCursor addCursor = new TuioCursor(s_id, -1 ,xpos,ypos,zpos); |
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frameCursors.addElement(addCursor); |
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} else { |
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TuioCursor tcur = cursorList.get(s_id); |
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if (tcur==null) return; |
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if ((tcur.xpos!=xpos) || (tcur.ypos!=ypos) || (tcur.zpos!=zpos) || (tcur.x_speed!=xspeed) || (tcur.y_speed!=yspeed) || (tcur.motion_accel!=maccel)) { |
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TuioCursor updateCursor = new TuioCursor(s_id,tcur.getCursorID(),xpos,ypos,zpos); |
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updateCursor.update(xpos,ypos,zpos,xspeed,yspeed,maccel); |
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frameCursors.addElement(updateCursor); |
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} |
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} |
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365 |
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|
366 |
//System.out.println("set cur " + s_id+" "+xpos+" "+ypos+" "+xspeed+" "+yspeed+" "+maccel); |
|
|
367 |
|
|
|
368 |
} else if (command.equals("alive")) { |
|
|
369 |
|
|
|
370 |
newCursorList.clear(); |
|
|
371 |
for (int i=1;i<args.length;i++) { |
|
|
372 |
// get the message content |
|
|
373 |
long s_id = ((Integer)args[i]).longValue(); |
|
|
374 |
newCursorList.addElement(s_id); |
|
|
375 |
// reduce the cursor list to the lost cursors |
|
|
376 |
if (aliveCursorList.contains(s_id)) |
|
|
377 |
aliveCursorList.removeElement(s_id); |
|
|
378 |
} |
|
|
379 |
|
|
|
380 |
// remove the remaining cursors |
|
|
381 |
for (int i=0;i<aliveCursorList.size();i++) { |
|
|
382 |
TuioCursor removeCursor = cursorList.get(aliveCursorList.elementAt(i)); |
|
|
383 |
if (removeCursor==null) continue; |
|
|
384 |
removeCursor.remove(currentTime); |
|
|
385 |
frameCursors.addElement(removeCursor); |
|
|
386 |
} |
|
|
387 |
|
|
|
388 |
} else if (command.equals("fseq")) { |
|
|
389 |
long fseq = ((Integer)args[1]).longValue(); |
|
|
390 |
boolean lateFrame = false; |
|
|
391 |
|
|
|
392 |
if (fseq>0) { |
|
|
393 |
if (fseq>currentFrame) currentTime = TuioTime.getSessionTime(); |
|
|
394 |
if ((fseq>=currentFrame) || ((currentFrame-fseq)>100)) currentFrame = fseq; |
|
|
395 |
else lateFrame = true; |
|
|
396 |
} else if (TuioTime.getSessionTime().subtract(currentTime).getTotalMilliseconds()>100) { |
|
|
397 |
currentTime = TuioTime.getSessionTime(); |
|
|
398 |
} |
|
|
399 |
if (!lateFrame) { |
|
0
|
400 |
|
|
9
|
401 |
Enumeration<TuioCursor> frameEnum = frameCursors.elements(); |
|
|
402 |
while(frameEnum.hasMoreElements()) { |
|
|
403 |
TuioCursor tcur = frameEnum.nextElement(); |
|
|
404 |
|
|
|
405 |
switch (tcur.getTuioState()) { |
|
|
406 |
case TuioCursor.TUIO_REMOVED: |
|
|
407 |
|
|
|
408 |
TuioCursor removeCursor = tcur; |
|
|
409 |
removeCursor.remove(currentTime); |
|
|
410 |
|
|
|
411 |
for (int i=0;i<listenerList.size();i++) { |
|
|
412 |
TuioListener listener = (TuioListener)listenerList.elementAt(i); |
|
|
413 |
if (listener!=null) listener.removeTuioCursor(removeCursor); |
|
|
414 |
} |
|
0
|
415 |
|
|
9
|
416 |
cursorList.remove(removeCursor.getSessionID()); |
|
0
|
417 |
|
|
9
|
418 |
if (removeCursor.getCursorID()==maxCursorID) { |
|
|
419 |
maxCursorID = -1; |
|
|
420 |
if (cursorList.size()>0) { |
|
|
421 |
Enumeration<TuioCursor> clist = cursorList.elements(); |
|
|
422 |
while (clist.hasMoreElements()) { |
|
|
423 |
int c_id = clist.nextElement().getCursorID(); |
|
|
424 |
if (c_id>maxCursorID) maxCursorID=c_id; |
|
|
425 |
} |
|
|
426 |
|
|
|
427 |
Enumeration<TuioCursor> flist = freeCursorList.elements(); |
|
|
428 |
while (flist.hasMoreElements()) { |
|
|
429 |
int c_id = flist.nextElement().getCursorID(); |
|
|
430 |
if (c_id>=maxCursorID) freeCursorList.removeElement(c_id); |
|
|
431 |
} |
|
|
432 |
} else freeCursorList.clear(); |
|
|
433 |
} else if (removeCursor.getCursorID()<maxCursorID) { |
|
|
434 |
freeCursorList.addElement(removeCursor); |
|
|
435 |
} |
|
|
436 |
|
|
|
437 |
break; |
|
0
|
438 |
|
|
9
|
439 |
case TuioCursor.TUIO_ADDED: |
|
0
|
440 |
|
|
9
|
441 |
int c_id = cursorList.size(); |
|
|
442 |
if ((cursorList.size()<=maxCursorID) && (freeCursorList.size()>0)) { |
|
|
443 |
TuioCursor closestCursor = freeCursorList.firstElement(); |
|
|
444 |
Enumeration<TuioCursor> testList = freeCursorList.elements(); |
|
|
445 |
while (testList.hasMoreElements()) { |
|
|
446 |
TuioCursor testCursor = testList.nextElement(); |
|
|
447 |
if (testCursor.getDistance(tcur)<closestCursor.getDistance(tcur)) closestCursor = testCursor; |
|
|
448 |
} |
|
|
449 |
c_id = closestCursor.getCursorID(); |
|
|
450 |
freeCursorList.removeElement(closestCursor); |
|
|
451 |
} else maxCursorID = c_id; |
|
|
452 |
|
|
|
453 |
TuioCursor addCursor = new TuioCursor(currentTime,tcur.getSessionID(),c_id,tcur.getX(),tcur.getY(),tcur.getZ()); |
|
|
454 |
cursorList.put(addCursor.getSessionID(),addCursor); |
|
|
455 |
|
|
|
456 |
for (int i=0;i<listenerList.size();i++) { |
|
|
457 |
TuioListener listener = (TuioListener)listenerList.elementAt(i); |
|
|
458 |
if (listener!=null) listener.addTuioCursor(addCursor); |
|
|
459 |
} |
|
|
460 |
break; |
|
|
461 |
|
|
|
462 |
default: |
|
|
463 |
|
|
|
464 |
TuioCursor updateCursor = cursorList.get(tcur.getSessionID()); |
|
|
465 |
if ( (tcur.getX()!=updateCursor.getX() && tcur.getXSpeed()==0) || (tcur.getY()!=updateCursor.getY() && tcur.getYSpeed()==0) || (tcur.getZ()!=updateCursor.getZ()) ) |
|
|
466 |
updateCursor.update(currentTime,tcur.getX(),tcur.getY(),tcur.getZ()); |
|
|
467 |
else |
|
|
468 |
updateCursor.update(currentTime,tcur.getX(),tcur.getY(),tcur.getZ(),tcur.getXSpeed(),tcur.getYSpeed(),tcur.getMotionAccel()); |
|
|
469 |
|
|
|
470 |
for (int i=0;i<listenerList.size();i++) { |
|
|
471 |
TuioListener listener = (TuioListener)listenerList.elementAt(i); |
|
|
472 |
if (listener!=null) listener.updateTuioCursor(updateCursor); |
|
|
473 |
} |
|
|
474 |
} |
|
|
475 |
} |
|
|
476 |
|
|
|
477 |
for (int i=0;i<listenerList.size();i++) { |
|
|
478 |
TuioListener listener = (TuioListener)listenerList.elementAt(i); |
|
|
479 |
if (listener!=null) listener.refresh(new TuioTime(currentTime)); |
|
|
480 |
} |
|
|
481 |
|
|
|
482 |
Vector<Long> buffer = aliveCursorList; |
|
|
483 |
aliveCursorList = newCursorList; |
|
|
484 |
// recycling the vector |
|
|
485 |
newCursorList = buffer; |
|
|
486 |
} |
|
|
487 |
|
|
|
488 |
frameCursors.clear(); |
|
|
489 |
} |
|
|
490 |
} else if (address.equals("/tuio/_siP")) { |
|
0
|
491 |
|
|
9
|
492 |
if (command.equals("set")) { |
|
3
|
493 |
|
|
9
|
494 |
long s_id = ((Integer)args[1]).longValue(); |
|
|
495 |
String msg = args[2].toString(); |
|
|
496 |
|
|
|
497 |
if (stringList.get(s_id) == null) { |
|
|
498 |
|
|
|
499 |
TuioString addString = new TuioString(s_id, -1, msg); |
|
|
500 |
frameStrings.addElement(addString); |
|
|
501 |
|
|
|
502 |
} else { |
|
|
503 |
|
|
|
504 |
TuioString tstr = stringList.get(s_id); |
|
|
505 |
if (tstr==null) return; |
|
|
506 |
if (!tstr.getMessage().equals(msg)) { |
|
3
|
507 |
|
|
9
|
508 |
TuioString updateString = new TuioString(s_id,tstr.getStringID(),msg); |
|
|
509 |
updateString.update(msg); |
|
|
510 |
frameStrings.addElement(updateString); |
|
|
511 |
} |
|
|
512 |
} |
|
|
513 |
|
|
|
514 |
//System.out.println("set cur " + s_id+" "+xpos+" "+ypos+" "+xspeed+" "+yspeed+" "+maccel); |
|
|
515 |
|
|
|
516 |
} else if (command.equals("alive")) { |
|
|
517 |
|
|
|
518 |
newStringList.clear(); |
|
|
519 |
for (int i=1;i<args.length;i++) { |
|
|
520 |
// get the message content |
|
|
521 |
long s_id = ((Integer)args[i]).longValue(); |
|
|
522 |
newStringList.addElement(s_id); |
|
|
523 |
// reduce the cursor list to the lost cursors |
|
|
524 |
if (aliveStringList.contains(s_id)) |
|
|
525 |
aliveStringList.removeElement(s_id); |
|
|
526 |
} |
|
|
527 |
|
|
|
528 |
// remove the remaining cursors |
|
|
529 |
for (int i=0;i<aliveStringList.size();i++) { |
|
|
530 |
TuioString removeString = stringList.get(aliveStringList.elementAt(i)); |
|
|
531 |
if (removeString==null) continue; |
|
|
532 |
removeString.remove(currentTime); |
|
|
533 |
frameStrings.addElement(removeString); |
|
|
534 |
} |
|
|
535 |
|
|
|
536 |
} else if (command.equals("fseq")) { |
|
|
537 |
long fseq = ((Integer)args[1]).longValue(); |
|
|
538 |
boolean lateFrame = false; |
|
|
539 |
|
|
|
540 |
if (fseq>0) { |
|
|
541 |
if (fseq>currentFrame) currentTime = TuioTime.getSessionTime(); |
|
|
542 |
if ((fseq>=currentFrame) || ((currentFrame-fseq)>100)) currentFrame = fseq; |
|
|
543 |
else lateFrame = true; |
|
|
544 |
} else if (TuioTime.getSessionTime().subtract(currentTime).getTotalMilliseconds()>100) { |
|
|
545 |
currentTime = TuioTime.getSessionTime(); |
|
|
546 |
} |
|
|
547 |
if (!lateFrame) { |
|
3
|
548 |
|
|
9
|
549 |
Enumeration<TuioString> frameEnum = frameStrings.elements(); |
|
|
550 |
while(frameEnum.hasMoreElements()) { |
|
|
551 |
TuioString tstr = frameEnum.nextElement(); |
|
|
552 |
|
|
|
553 |
switch (tstr.getTuioState()) { |
|
|
554 |
case TuioString.TUIO_REMOVED: |
|
|
555 |
|
|
|
556 |
TuioString removeString = tstr; |
|
|
557 |
removeString.remove(currentTime); |
|
|
558 |
|
|
|
559 |
for (int i=0;i<listenerList.size();i++) { |
|
|
560 |
TuioListener listener = (TuioListener)listenerList.elementAt(i); |
|
|
561 |
if (listener!=null) listener.removeTuioString(removeString); |
|
|
562 |
} |
|
3
|
563 |
|
|
9
|
564 |
stringList.remove(removeString.getSessionID()); |
|
3
|
565 |
|
|
9
|
566 |
if (removeString.getStringID()==maxStringID) { |
|
|
567 |
maxStringID = -1; |
|
|
568 |
if (stringList.size()>0) { |
|
|
569 |
Enumeration<TuioString> slist = stringList.elements(); |
|
|
570 |
while (slist.hasMoreElements()) { |
|
|
571 |
int sl_id = slist.nextElement().getStringID(); |
|
|
572 |
if (sl_id>maxStringID) maxStringID=sl_id; |
|
|
573 |
} |
|
|
574 |
|
|
|
575 |
Enumeration<TuioString> flist = freeStringList.elements(); |
|
|
576 |
while (flist.hasMoreElements()) { |
|
|
577 |
int sl_id = flist.nextElement().getStringID(); |
|
|
578 |
if (sl_id>=maxStringID) freeStringList.removeElement(sl_id); |
|
|
579 |
} |
|
|
580 |
} else freeStringList.clear(); |
|
|
581 |
} else if (removeString.getStringID()<maxStringID) { |
|
|
582 |
freeStringList.addElement(removeString); |
|
|
583 |
} |
|
|
584 |
|
|
|
585 |
break; |
|
3
|
586 |
|
|
9
|
587 |
case TuioString.TUIO_ADDED: |
|
3
|
588 |
|
|
9
|
589 |
int sl_id = stringList.size(); |
|
|
590 |
if ((stringList.size()<=maxStringID) && (freeStringList.size()>0)) { |
|
|
591 |
TuioString closestString = freeStringList.firstElement(); |
|
|
592 |
Enumeration<TuioString> testList = freeStringList.elements(); |
|
|
593 |
while (testList.hasMoreElements()) { |
|
|
594 |
TuioString testString = testList.nextElement(); |
|
|
595 |
//if (testString.getDistance(tstr)<closestString.getDistance(tstr)) |
|
|
596 |
closestString = testString; |
|
|
597 |
} |
|
|
598 |
sl_id = closestString.getStringID(); |
|
|
599 |
freeStringList.removeElement(closestString); |
|
|
600 |
} else maxStringID = sl_id; |
|
|
601 |
|
|
|
602 |
TuioString addString = new TuioString(currentTime,tstr.getSessionID(),sl_id,tstr.getMessage()); |
|
|
603 |
stringList.put(addString.getSessionID(),addString); |
|
|
604 |
|
|
|
605 |
for (int i=0;i<listenerList.size();i++) { |
|
|
606 |
TuioListener listener = (TuioListener)listenerList.elementAt(i); |
|
|
607 |
if (listener!=null) listener.addTuioString(addString); |
|
|
608 |
} |
|
|
609 |
break; |
|
|
610 |
|
|
|
611 |
default: |
|
|
612 |
|
|
|
613 |
TuioString updateString = stringList.get(tstr.getSessionID()); |
|
|
614 |
if ( tstr.getMessage()!=updateString.getMessage() ) |
|
|
615 |
updateString.update(currentTime,tstr.getMessage()); |
|
|
616 |
else |
|
|
617 |
updateString.update(currentTime,tstr.getMessage()); |
|
|
618 |
|
|
|
619 |
for (int i=0;i<listenerList.size();i++) { |
|
|
620 |
TuioListener listener = (TuioListener)listenerList.elementAt(i); |
|
|
621 |
if (listener!=null) listener.updateTuioString(updateString); |
|
|
622 |
} |
|
|
623 |
} |
|
|
624 |
} |
|
|
625 |
|
|
|
626 |
for (int i=0;i<listenerList.size();i++) { |
|
|
627 |
TuioListener listener = (TuioListener)listenerList.elementAt(i); |
|
|
628 |
if (listener!=null) listener.refresh(new TuioTime(currentTime)); |
|
|
629 |
} |
|
|
630 |
|
|
|
631 |
Vector<Long> buffer = aliveStringList; |
|
|
632 |
aliveStringList = newStringList; |
|
|
633 |
// recycling the vector |
|
|
634 |
newStringList = buffer; |
|
|
635 |
} |
|
|
636 |
|
|
|
637 |
frameStrings.clear(); |
|
|
638 |
} |
|
|
639 |
} |
|
|
640 |
|
|
|
641 |
|
|
|
642 |
} |
|
0
|
643 |
} |