https://bildungsprojekte.ruhr/sites/all/modules/drugis/modules/drugis_library/js/src/DgsEventRegistry.js?v=1.x

1( function( $ ) {
2
3        /*
4         * Class DruGIS - DgsEventRegistry
5         */
6
7	DruGIS.DgsEventRegistry = DruGIS.Class( Object, { 
8
9       		initialize:  function( ) {
10			
11			var self = this;
12			self._lastCounts = [];
13                },
14
15		instance: function() {
16                        var self = this;
17                        if ( self._instance == undefined  ) {
18                                self._instance = new DruGIS.DgsEventRegistry( self, arguments );
19                        }
20                        return self._instance;
21                },
22
23		watch: function( opt_count ) {
24			var self = this;
25			var events = Object.keys( self ).sort();
26			var sum = 0;
27			var total = 0;
28			var counts = [];
29			var changedCounts = [];
30			for ( var i=0; i<events.length; i++ ) {
31				if ( events[ i ] == "_lastCounts" ) {
32					continue;
33				}
34				counts[ events[ i ] ] = Object.keys( self[ events[ i ] ] ).length;
35				total = total + counts[ events[ i ] ];
36				if ( !!opt_count && opt_count > counts[ events[ i ] ] ) {
37					delete( self._lastCounts[ events[ i ] ] );
38					continue;
39				}
40				sum = sum + counts[ events[ i ] ];
41			//console.log( events[ i ] + ": " + counts[ events[ i ] ] + " connects.", self[ events[ i ] ] );
42				if ( !!Object.keys( self._lastCounts ).length ) { 
43					if ( counts[ events[ i ] ] != self._lastCounts[ events[ i ] ] ) {
44						changedCounts[ events[ i ] ] =  counts[ events[ i ] ] - ( self._lastCounts[ events[ i ] ] != undefined ?  self._lastCounts[ events[ i ] ] : 0 );
45					}
46					delete( self._lastCounts[ events[ i ] ] );
47				}
48			}
49		//console.log( "Overall: " + sum + "/" + total + " connects." );
50			
51			var changedEvents = Object.keys( changedCounts ).sort();
52			for ( var i=0; i<changedEvents.length; i++ ) {
53				//console.log("Changed: " + changedEvents[ i ] + " differs by " +  changedCounts[ changedEvents[ i ] ], self[ changedEvents[ i ] ] );
54			}
55			var changedEvents = Object.keys( self._lastCounts ).sort();
56			for ( var i=0; i<changedEvents.length; i++ ) {
57				//console.log("Changed: " + changedEvents[ i ] + " differs by -" + self._lastCounts[ changedEvents[ i ] ] + ". Removed form registry." );
58			}
59			self._lastCounts = counts;
60		},
61
62		_parentclass: function( parent ) {
63			var self = this;
64			return !!parent && parent.classname != undefined ? parent.classname() : "";
65		},
66		_parent: function( child ) {
67			var self = this;
68			var parent = false;
69			if ( !!child && !!child.parent ) {
70				parent = child.parent();
71			}
72			return parent;
73		},
74
75		details: function( event ) {
76			var self = this;
77			var connects = !!self[ event ] ? Object.keys( self[event] ) : [];
78			var counts = [];
79			for ( var i=0; i<connects.length; i++ ) {
80				var parentclass = "";
81				var that = self[ event ][ connects[ i ] ][ 'self' ];
82				var parent = self._parent( that );
83				while (  !!parent && (( pc = self._parentclass( parent ) ) != "" ) ) {
84					var parentclass = pc + ":" + parentclass;
85					parent = self._parent( parent );
86				}
87				var index = parentclass + that.classname();
88				index = index.length > 255 ? "..." + index.substr(index.length-255, index.length) : index ;
89				counts[ index ] = counts[ index ] != undefined ? counts[ index ] + 1 : 1;
90			}
91		//console.log( counts );
92		//console.log( "total connects: ", connects.length );
93		},
94		
95		CLASS_NAME: "DruGIS.DgsEventRegistry"
96	} );
97       
98} ) (jQuery);