1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
/*
*
* This file is part of the OpenKinect Project. http://www.openkinect.org
*
* Copyright (c) 2010 individual OpenKinect contributors. See the CONTRIB file
* for details.
*
* This code is licensed to you under the terms of the Apache License, version
* 2.0, or, at your option, the terms of the GNU General Public License,
* version 2.0. See the APACHE20 and GPL20 files for the text of the licenses,
* or the following URLs:
* http://www.apache.org/licenses/LICENSE-2.0
* http://www.gnu.org/licenses/gpl-2.0.txt
*
* If you redistribute this file in source form, modified or unmodified,
* you may:
* 1) Leave this header intact and distribute it under the same terms,
* accompanying it with the APACHE20 and GPL20 files, or
* 2) Delete the Apache 2.0 clause and accompany it with the GPL20 file, or
* 3) Delete the GPL v2.0 clause and accompany it with the APACHE20 file
* In all cases you must keep the copyright notice intact and include a copy
* of the CONTRIB file.
* Binary distributions must follow the binary distribution requirements of
* either License.
*
*/
package org.as3kinect {
import org.as3kinect.as3kinect;
import org.as3kinect.events.as3kinectSocketEvent;
import flash.events.Event;
import flash.events.EventDispatcher;
import flash.events.ProgressEvent;
import flash.events.IOErrorEvent;
import flash.net.Socket;
import flash.utils.ByteArray;
import flash.utils.Endian;
/**
* as3kinectSocket class recieves Kinect data from the as3kinect driver.
*/
public class as3kinectSocket extends EventDispatcher
{
private static var _instance:as3kinectSocket;
private static var _singleton_lock:Boolean = false;
private var _first_byte:Number;
private var _second_byte:Number;
private var _packet_size:Number;
private var _socket:Socket;
private var _buffer:ByteArray;
private var _data_obj:Object;
private var _port:Number;
public function as3kinectSocket()
{
if ( !_singleton_lock ) throw new Error( 'Use as3kinectSocket.instance' );
_socket = new Socket();
_buffer = new ByteArray();
_data_obj = new Object();
_socket.addEventListener(ProgressEvent.SOCKET_DATA, onSocketData);
_socket.addEventListener(IOErrorEvent.IO_ERROR, onSocketError);
_socket.addEventListener(Event.CONNECT, onSocketConnect);
}
public function connect(host:String = 'localhost', port:uint = 6001):void
{
_port = port;
_packet_size = 0;
if (!this.connected)
_socket.connect(host, port);
else
dispatchEvent(new as3kinectSocketEvent(as3kinectSocketEvent.ONCONNECT, null));
}
public function get connected():Boolean
{
return _socket.connected;
}
public function close():void
{
_socket.close();
}
public function sendCommand(data:ByteArray):int{
if(data.length == as3kinect.COMMAND_SIZE){
_socket.writeBytes(data, 0, as3kinect.COMMAND_SIZE);
_socket.flush();
return as3kinect.SUCCESS;
} else {
throw new Error( 'Incorrect data size (' + data.length + '). Expected: ' + as3kinect.COMMAND_SIZE);
return as3kinect.ERROR;
}
}
private function onSocketData(event:ProgressEvent):void
{
if(_socket.bytesAvailable > 0) {
if(_packet_size == 0) {
_socket.endian = Endian.LITTLE_ENDIAN;
_first_byte = _socket.readByte();
_second_byte = _socket.readByte();
_packet_size = _socket.readInt();
}
if(_socket.bytesAvailable >= _packet_size && _packet_size != 0){
_socket.readBytes(_buffer, 0, _packet_size);
_buffer.endian = Endian.LITTLE_ENDIAN;
_buffer.position = 0;
_data_obj.first = _first_byte;
_data_obj.second = _second_byte;
_data_obj.buffer = _buffer;
_packet_size = 0;
dispatchEvent(new as3kinectSocketEvent(as3kinectSocketEvent.ONDATA, _data_obj));
}
}
}
private function onSocketError(event:IOErrorEvent):void{
dispatchEvent(new as3kinectSocketEvent(as3kinectSocketEvent.ONERROR, null));
}
private function onSocketConnect(event:Event):void{
dispatchEvent(new as3kinectSocketEvent(as3kinectSocketEvent.ONCONNECT, null));
}
public function set instance(instance:as3kinectSocket):void
{
throw new Error('as3kinectSocket.instance is read-only');
}
public static function get instance():as3kinectSocket
{
if ( _instance == null )
{
_singleton_lock = true;
_instance = new as3kinectSocket();
_singleton_lock = false;
}
return _instance;
}
}
}
|
