63 lines
1.9 KiB
JavaScript
63 lines
1.9 KiB
JavaScript
/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU AFFERO General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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or see http://www.gnu.org/licenses/agpl.txt.
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*/
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// zoom control
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// [control moves with sidebar and changes color when clicked]
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L.Control.Zoom = L.Control.extend({
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options: {
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position: 'topleft'
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},
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onAdd: function (map) {
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var className = 'leaflet-control-zoom',
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container = L.DomUtil.create('div', className);
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this._createButton('Zoom in', className + '-in', container, map.zoomIn, map);
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this._createButton('Zoom out', className + '-out', container, map.zoomOut, map);
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return container;
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},
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_createButton: function (title, className, container, fn, context) {
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var link = L.DomUtil.create('a', className, container);
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link.href = '#';
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link.title = title;
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L.DomEvent
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.on(link, 'click', L.DomEvent.stopPropagation)
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.on(link, 'click', L.DomEvent.preventDefault)
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.on(link, 'click', fn, context)
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.on(link, 'dblclick', L.DomEvent.stopPropagation);
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return link;
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}
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});
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L.Map.mergeOptions({
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zoomControl: true
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});
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L.Map.addInitHook(function () {
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if (this.options.zoomControl) {
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this.zoomControl = new L.Control.Zoom();
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this.addControl(this.zoomControl);
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}
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});
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L.control.zoom = function (options) {
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return new L.Control.Zoom(options);
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}; |