diff options
Diffstat (limited to 'static')
| -rw-r--r-- | static/edit_area.js | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/static/edit_area.js b/static/edit_area.js new file mode 100644 index 0000000..3105a03 --- /dev/null +++ b/static/edit_area.js @@ -0,0 +1,53 @@ +/* Copyright (C) 2008 Étienne Loks <etienne.loks_AT_peacefrogsDOTnet> + +This program is free software: you can redistribute it and/or modify +it under the terms of the GNU General Public License as +published by the Free Software Foundation, either version 3 of the +License, or (at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program. If not, see <http://www.gnu.org/licenses/>. + +See the file COPYING for details. +*/ + +/* area edit */ + +var map; + +/* availaible map layers */ +var layerMapnik = new OpenLayers.Layer.OSM.Mapnik('Mapnik'); + +/* update form fields on zoom action */ +function updateForm(){ + var bounds = map.getExtent(); + document.getElementById('upper_left_lat').value = bounds.top; + document.getElementById('upper_left_lon').value = bounds.left; + document.getElementById('lower_right_lat').value = bounds.bottom; + document.getElementById('lower_right_lon').value = bounds.right; +} + +/* main initialisation function */ +function init(){ + map = new OpenLayers.Map ('map_edit', { + controls:[new OpenLayers.Control.Navigation(), + new OpenLayers.Control.PanZoomBar(), + new OpenLayers.Control.Attribution()], + maxResolution: 156543.0399, + units: 'm', + projection: epsg_projection, + displayProjection: epsg_display_projection + } ); + map.addLayers([layerMapnik]); + map.events.register('zoomend', map, updateForm); + map.events.register('moveend', map, updateForm); + /* zoom to the appropriate extent */ + if (!zoomToCurrentExtent(map)){ + map.setCenter(centerLonLat, 12); + } +}
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