Merge vector-2.4 branch back to trunk.

svn merge sandbox/vector-2.4/@2307 sandbox/vector-2.4/@HEAD trunk/openlayers/ git-svn-id: http://svn.openlayers.org/trunk/openlayers@2803 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
2007-03-16 13:23:56 +00:00
parent 8b9d974dc2
commit 3ca974acec
159 changed files with 10193 additions and 343 deletions
--- a/lib/OpenLayers/Geometry/LineString.js
+++ b/lib/OpenLayers/Geometry/LineString.js
@@ -0,0 +1,65 @@
+/* Copyright (c) 2006 MetaCarta, Inc., published under a modified BSD license.
+ * See http://svn.openlayers.org/trunk/openlayers/repository-license.txt 
+ * for the full text of the license. */
+
+/**
+ * @class
+ * 
+ * A LineString is a Curve which, once two points have been added to it, can 
+ * never be less than two points long.
+ *
+ * @requires OpenLayers/Geometry/Curve.js
+ */
+OpenLayers.Geometry.LineString = OpenLayers.Class.create();
+OpenLayers.Geometry.LineString.prototype =
+    OpenLayers.Class.inherit(OpenLayers.Geometry.Curve, {
+
+    /**
+     * @constructor
+     * 
+     * @param {Array(OpenLayers.Geometry.Point)} points
+     */
+    initialize: function(points) {
+    	OpenLayers.Geometry.Curve.prototype.initialize.apply(this, 
+    	                                                          arguments);        
+    },
+
+    /**
+     * @returns The coordinates components as a string
+     * @type String
+     */
+    toString: function() {
+        return this.components.toString();
+    },
+    
+    /**
+     * @returns An exact clone of this OpenLayers.Feature
+     * @type OpenLayers.Feature
+     */
+    clone: function (obj) {
+        if (obj == null) {
+            obj = new OpenLayers.Geometry.LineString();
+        }
+        
+        for (var i = 0; i < this.components.length; i++) {
+            obj.addComponent(this.components[i].clone());
+        }
+        
+        return obj;
+    },
+
+    /** Only allows removal of a point if there are three or more points in 
+     *   the linestring. (otherwise the result would be just a single point)
+     * 
+     * @param {OpenLayers.Geometry.Point} point
+     */
+    removeComponent: function(point) {
+        if ( this.components && (this.components.length > 2)) {
+            OpenLayers.Geometry.Curve.prototype.removeComponent.apply(this, 
+                                                                  arguments);
+        }
+    },
+       
+    /** @final @type String */
+    CLASS_NAME: "OpenLayers.Geometry.LineString"
+});