source:
trunk/workshop-routing-foss4g/web/OpenLayers/lib/OpenLayers/Control/ZoomToMaxExtent.js
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Revision 76, 1.1 KB checked in by djay, 12 years ago (diff) | |
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[76] | 1 | /* Copyright (c) 2006-2010 by OpenLayers Contributors (see authors.txt for |
2 | * full list of contributors). Published under the Clear BSD license. | |
3 | * See http://svn.openlayers.org/trunk/openlayers/license.txt for the | |
4 | * full text of the license. */ | |
5 | ||
6 | /** | |
7 | * @requires OpenLayers/Control.js | |
8 | */ | |
9 | ||
10 | /** | |
11 | * Class: OpenLayers.Control.ZoomToMaxExtent | |
12 | * The ZoomToMaxExtent control is a button that zooms out to the maximum | |
13 | * extent of the map. It is designed to be used with a | |
14 | * <OpenLayers.Control.Panel>. | |
15 | * | |
16 | * Inherits from: | |
17 | * - <OpenLayers.Control> | |
18 | */ | |
19 | OpenLayers.Control.ZoomToMaxExtent = OpenLayers.Class(OpenLayers.Control, { | |
20 | ||
21 | /** | |
22 | * Property: type | |
23 | * {String} The type of <OpenLayers.Control> -- When added to a | |
24 | * <Control.Panel>, 'type' is used by the panel to determine how to | |
25 | * handle our events. | |
26 | */ | |
27 | type: OpenLayers.Control.TYPE_BUTTON, | |
28 | ||
29 | /* | |
30 | * Method: trigger | |
31 | * Do the zoom. | |
32 | */ | |
33 | trigger: function() { | |
34 | if (this.map) { | |
35 | this.map.zoomToMaxExtent(); | |
36 | } | |
37 | }, | |
38 | ||
39 | CLASS_NAME: "OpenLayers.Control.ZoomToMaxExtent" | |
40 | }); |
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