net/systemeD/halcyon/connection/AMFCounter.as

   1 package net.systemeD.halcyon.connection {
   2
   3     import flash.events.EventDispatcher;
   4     import flash.events.Event;
   5
   6         public class AMFCounter extends EventDispatcher {
   7                 private var requests:Object;
   8                 public var count:uint;
   9                 public var eventList:Array;
  10                 private var connection:Connection;
  11
  12                 public function AMFCounter(conn:Connection) {
  13                         requests={};
  14                         count=0;
  15                         eventList=[];
  16                         connection=conn;
  17                 }
  18
  19                 public function addEvent(e:*):void {
  20                         eventList.push(e);
  21                 }
  22
  23                 public function addRelationRequest(id:uint):void {
  24                         addRequest(id+"rel");
  25                 }
  26                 public function addWayRequest(id:uint):void {
  27                         addRequest(id+"way");
  28                 }
  29                 private function addRequest(n:String):Boolean {
  30                         if (requests[n]) { return false; }
  31                         requests[n]=true;
  32                         count++;
  33                         return true;
  34                 }
  35
  36                 public function removeRequest(n:String):Boolean {
  37                         if (!requests[n]) { return false; }
  38                         delete requests[n];
  39                         count--; if (count==0) { sendEvents(); }
  40                         return true;
  41                 }
  42
  43                 private function sendEvents():void {
  44                         for each (var e:* in eventList) {
  45                                 connection.dispatchEvent(e);
  46                         }
  47                         this.eventList=[];
  48                 }
  49         }
  50 }