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21
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1 |
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2 |
var tuio = { |
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3 |
cursors: [], |
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4 |
objects: [], |
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5 |
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6 |
_data: {}, |
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7 |
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8 |
_cb_object_add: function(obj) { }, |
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9 |
_cb_object_update: function(obj) { }, |
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10 |
_cb_object_remove: function(obj) { }, |
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11 |
_cb_cursor_add: function(cur) { }, |
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12 |
_cb_cursor_update: function(cur) { }, |
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13 |
_cb_cursor_remove: function(cur) { }, |
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14 |
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15 |
// Callback from the main event handler |
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16 |
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17 |
callback: function(type, sid, fid, x, y, angle) { |
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18 |
var data; |
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19 |
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20 |
if ((type != 0) && (type != 3)) { |
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21 |
data = this._data[sid]; |
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22 |
} |
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23 |
else { |
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24 |
data = { |
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25 |
sid: sid, |
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26 |
fid: fid |
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27 |
} |
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28 |
this._data[sid] = data; |
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29 |
} |
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30 |
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31 |
data.x = x; |
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32 |
data.y = y; |
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33 |
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34 |
if (type < 3) { |
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35 |
data.angle = angle; |
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36 |
} |
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37 |
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38 |
switch (type) { |
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39 |
case 0: |
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40 |
this.objects.push(data); |
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41 |
this._cb_object_add(data); |
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42 |
break; |
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43 |
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44 |
case 1: |
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45 |
this._cb_object_update(data); |
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46 |
break; |
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47 |
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48 |
case 2: |
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49 |
this.objects.splice(this.objects.indexOf(data), 1); |
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50 |
this._cb_object_remove(data); |
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51 |
break; |
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52 |
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53 |
case 3: |
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54 |
this.cursors.push(data); |
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55 |
this._cb_cursor_add(data); |
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56 |
break; |
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57 |
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58 |
case 4: |
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59 |
this._cb_cursor_update(data); |
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60 |
break; |
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61 |
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62 |
case 5: |
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63 |
this.cursors.splice(this.cursors.indexOf(data), 1); |
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64 |
this._cb_cursor_remove(data); |
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65 |
break; |
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66 |
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67 |
default: |
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68 |
break; |
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69 |
} |
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70 |
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71 |
if ((type == 2) || (type == 5)) { |
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72 |
delete this._data[sid]; |
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73 |
} |
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74 |
}, |
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75 |
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76 |
// Callback for the developer |
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77 |
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78 |
object_add: function(f) { this._cb_object_add = f; }, |
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79 |
object_update: function(f) { this._cb_object_update = f; }, |
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80 |
object_remove: function(f) { this._cb_object_remove = f; }, |
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81 |
cursor_add: function(f) { this._cb_cursor_add = f; }, |
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82 |
cursor_update: function(f) { this._cb_cursor_update = f; }, |
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83 |
cursor_remove: function(f) { this._cb_cursor_remove = f; }, |
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84 |
} |
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85 |
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86 |
function tuio_callback(type, sid, fid, x, y, angle) { |
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87 |
tuio.callback(type, sid, fid, x, y, angle); |
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88 |
} |
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89 |
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