root / trunk / web / dojo / dojox / timing / Streamer.js @ 13
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| 1 | 9 | andrej.cim | /*
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| 2 | Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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| 3 | Available via Academic Free License >= 2.1 OR the modified BSD license.
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| 4 | see: http://dojotoolkit.org/license for details
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| 5 | */
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| 6 | |||
| 7 | |||
| 8 | if(!dojo._hasResource["dojox.timing.Streamer"]){ |
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| 9 | dojo._hasResource["dojox.timing.Streamer"]=true; |
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| 10 | dojo.provide("dojox.timing.Streamer");
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| 11 | dojo.require("dojox.timing._base");
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| 12 | dojox.timing.Streamer=function(_1,_2,_3,_4,_5){ |
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| 13 | var _6=this; |
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| 14 | var _7=[];
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| 15 | this.interval=_3||1000; |
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| 16 | this.minimumSize=_4||10; |
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| 17 | this.inputFunction=_1||function(q){ |
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| 18 | }; |
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| 19 | this.outputFunction=_2||function(_8){ |
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| 20 | }; |
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| 21 | var _9=new dojox.timing.Timer(this.interval); |
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| 22 | var _a=function(){ |
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| 23 | _6.onTick(_6); |
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| 24 | if(_7.length<_6.minimumSize){
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| 25 | _6.inputFunction(_7); |
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| 26 | } |
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| 27 | var _b=_7.shift();
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| 28 | while(typeof (_b)=="undefined"&&_7.length>0){ |
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| 29 | _b=_7.shift(); |
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| 30 | } |
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| 31 | if(typeof (_b)=="undefined"){ |
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| 32 | _6.stop(); |
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| 33 | return;
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| 34 | } |
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| 35 | _6.outputFunction(_b); |
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| 36 | }; |
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| 37 | this.setInterval=function(ms){ |
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| 38 | this.interval=ms;
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| 39 | _9.setInterval(ms); |
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| 40 | }; |
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| 41 | this.onTick=function(_c){ |
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| 42 | }; |
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| 43 | this.start=function(){ |
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| 44 | if(typeof (this.inputFunction)=="function"&&typeof (this.outputFunction)=="function"){ |
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| 45 | _9.start(); |
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| 46 | return;
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| 47 | } |
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| 48 | throw new Error("You cannot start a Streamer without an input and an output function."); |
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| 49 | }; |
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| 50 | this.onStart=function(){ |
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| 51 | }; |
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| 52 | this.stop=function(){ |
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| 53 | _9.stop(); |
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| 54 | }; |
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| 55 | this.onStop=function(){ |
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| 56 | }; |
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| 57 | _9.onTick=this.tick;
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| 58 | _9.onStart=this.onStart;
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| 59 | _9.onStop=this.onStop;
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| 60 | if(_5){
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| 61 | _7.concat(_5); |
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| 62 | } |
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| 63 | }; |
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| 64 | } |