openlayers madness

[rails.git] / public / lib / OpenLayers / Feature.js

diff --git a/public/lib/OpenLayers/Feature.js b/public/lib/OpenLayers/Feature.js
new file mode 100644 (file)
index 0000000..a153180
--- /dev/null
+++ b/public/lib/OpenLayers/Feature.js
@@ -0,0 +1,110 @@
+/* Copyright (c) 2006 MetaCarta, Inc., published under the BSD license.
+ * See http://svn.openlayers.org/trunk/openlayers/license.txt for the full
+ * text of the license. */
+/**
+ * @class
+ */
+OpenLayers.Feature = Class.create();
+OpenLayers.Feature.prototype= {
+
+    /** @type OpenLayers.Events */
+    events:null,
+
+    /** @type OpenLayers.Layer */
+    layer: null,
+
+    /** @type String */
+    id: null,
+    
+    /** @type OpenLayers.LonLat */
+    lonlat:null,
+
+    /** @type Object */
+    data:null,
+
+    /** @type OpenLayers.Marker */
+    marker: null,
+
+    /** @type OpenLayers.Popup */
+    popup: null,
+
+    /** 
+     * @constructor
+     * 
+     * @param {OpenLayers.Layer} layer
+     * @param {String} id
+     * @param {OpenLayers.LonLat} lonlat
+     * @param {Object} data
+     */
+    initialize: function(layer, lonlat, data, id) {
+        this.layer = layer;
+        this.lonlat = lonlat;
+        this.data = (data != null) ? data : new Object();
+        this.id = (id ? id : 'f' + Math.random());
+    },
+
+    /**
+     * 
+     */
+    destroy: function() {
+
+        //remove the popup from the map
+        if ((this.layer != null) && (this.layer.map != null)) {
+            if (this.popup != null) {
+                this.layer.map.removePopup(this.popup);
+            }
+        }
+
+        this.events = null;
+        this.layer = null;
+        this.id = null;
+        this.lonlat = null;
+        this.data = null;
+        if (this.marker != null) {
+            this.marker.destroy();
+            this.marker = null;
+        }
+        if (this.popup != null) {
+            this.popup.destroy();
+            this.popup = null;
+        }
+    },
+    
+
+    /**
+     * @returns A Marker Object created from the 'lonlat' and 'icon' properties
+     *          set in this.data. If no 'lonlat' is set, returns null. If no
+     *          'icon' is set, OpenLayers.Marker() will load the default image
+     * @type OpenLayers.Marker
+     */
+    createMarker: function() {
+
+        var marker = null;
+        
+        if (this.lonlat != null) {
+            this.marker = new OpenLayers.Marker(this.lonlat, this.data.icon);
+        }
+        return this.marker;
+    },
+
+    /**
+     * 
+     */
+    createPopup: function() {
+
+        if (this.lonlat != null) {
+            
+            var id = this.id + "_popup";
+            var anchor = (this.marker) ? this.marker.icon : null;
+
+            this.popup = new OpenLayers.Popup.AnchoredBubble(id, 
+                                                    this.lonlat,
+                                                    this.data.popupSize,
+                                                    this.data.popupContentHTML,
+                                                    anchor); 
+        }        
+        return this.popup;
+    },
+
+    CLASS_NAME: "OpenLayers.Feature"
+};