1 package net.systemeD.halcyon.styleparser {
6 import net.systemeD.halcyon.Globals;
7 import net.systemeD.halcyon.Map;
8 import net.systemeD.halcyon.connection.Entity;
9 // import bustin.dev.Inspector;
11 public class RuleSet {
14 public var choosers:Array=new Array(); // list of StyleChoosers
15 public var images:Object=new Object(); // loaded images
16 private var iconCallback:Function=null; // function to call when all icons loaded
17 private var iconsToLoad:uint=0; // number of icons left to load (fire callback when ==0)
19 // variables for name, author etc.
21 public function RuleSet(m:Map,f:Function=null):void {
26 // Get styles for an object
28 public function getStyles(obj:Entity,tags:Object):StyleList {
29 var sl:StyleList=new StyleList();
30 for each (var sc:StyleChooser in choosers) {
31 sc.updateStyles(obj,tags,sl);
36 // ---------------------------------------------------------------------------------------------------------
39 public function loadFromCSS(url:String):void {
40 var request:URLRequest=new URLRequest(url);
41 var loader:URLLoader=new URLLoader();
43 request.method=URLRequestMethod.GET;
44 loader.dataFormat = URLLoaderDataFormat.TEXT;
45 loader.addEventListener(Event.COMPLETE, loadedCSS, false, 0, true);
46 loader.addEventListener(HTTPStatusEvent.HTTP_STATUS, httpStatusHandler, false, 0, true);
47 loader.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler, false, 0, true);
48 loader.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler, false, 0, true);
52 private function loadedCSS(event:Event):void {
53 var css:MapCSS=new MapCSS(map);
54 choosers=css.parse(event.target.data);
55 // Inspector.getInstance().show();
56 // Inspector.getInstance().shelf('Choosers', choosers);
59 private function httpStatusHandler( event:HTTPStatusEvent ):void { }
60 private function securityErrorHandler( event:SecurityErrorEvent ):void { Globals.vars.root.addDebug("securityerrorevent"); }
61 private function ioErrorHandler( event:IOErrorEvent ):void { Globals.vars.root.addDebug("ioerrorevent"); }
64 // ------------------------------------------------------------------------------------------------
65 // Load all referenced images
66 // ** currently only looks in PointRules
67 // ** will duplicate if referenced twice, shouldn't
69 public function loadImages():void {
72 for each (var rule:* in choosers) {
73 // if (!(rule is PointRule)) { continue; }
74 if (!(rule.pointStyle)) { continue; }
75 if (!(rule.pointStyle.icon_image)) { continue; }
78 var request:URLRequest=new URLRequest(rule.pointStyle.icon_image);
79 var loader:ImageLoader=new ImageLoader();
80 loader.dataFormat=URLLoaderDataFormat.BINARY;
81 loader.filename=rule.pointStyle.icon_image;
82 loader.addEventListener(Event.COMPLETE, loadedImage, false, 0, true);
83 loader.addEventListener(HTTPStatusEvent.HTTP_STATUS, httpStatusHandler, false, 0, true);
84 loader.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler, false, 0, true);
85 loader.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler, false, 0, true);
92 private function loadedImage(event:Event):void {
93 images[event.target.filename]=event.target.data;
95 if (iconsToLoad==0 && iconCallback!=null) { iconCallback(); }