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openlayers/lib/OpenLayers/Marker/Box.js
2006-08-08 18:20:24 +00:00

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/* 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. */
// @require: OpenLayers/Marker.js
/**
* @class
*/
OpenLayers.Marker.Box = Class.create();
OpenLayers.Marker.Box.prototype = Object.extend( new OpenLayers.Marker(), {
/** @type OpenLayers.LonLat */
bounds: null,
div: null,
/**
* @constructor
*
* @param {OpenLayers.Icon} icon
* @param {OpenLayers.LonLat lonlat
*/
initialize: function(bounds, borderColor, borderWidth) {
if (arguments.length > 0) {
this.bounds = bounds;
this.div = OpenLayers.Util.createDiv();
this.events = new OpenLayers.Events(this, this.div, null);
this.setBorder(borderColor, borderWidth);
}
},
setBorder: function (color, width) {
if (!color) color = "red";
if (!width) width = 2;
this.div.style.border = width + "px solid " + color;
},
/**
* @param {OpenLayers.Pixel} px
*
* @return A new DOM Image with this marker´s icon set at the
* location passed-in
* @type DOMElement
*/
draw: function(px, sz) {
OpenLayers.Util.modifyDOMElement(this.div, null, px, sz);
return this.div;
},
/**
* @returns Whether or not the marker is currently visible on screen.
* @type Boolean
*/
onScreen:function() {
var onScreen = false;
if (this.map) {
var screenBounds = this.map.getExtent();
onScreen = screenBounds.containsBounds(this.bounds, true, true);
}
return onScreen;
},
/** Hide or show the icon
*
* @param {Boolean} display
*/
display: function(display) {
this.div.style.display = (display) ? "" : "none";
},
/** @final @type String */
CLASS_NAME: "OpenLayers.Marker.Box"
});