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Diffstat (limited to 'misc/openlayers/examples/select-feature-openpopup.html')
-rw-r--r-- | misc/openlayers/examples/select-feature-openpopup.html | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/misc/openlayers/examples/select-feature-openpopup.html b/misc/openlayers/examples/select-feature-openpopup.html new file mode 100644 index 0000000..cdd0e41 --- /dev/null +++ b/misc/openlayers/examples/select-feature-openpopup.html @@ -0,0 +1,106 @@ +<!DOCTYPE html> +<html> + <head> + <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> + <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0"> + <meta name="apple-mobile-web-app-capable" content="yes"> + <title>Open Popup on Layer.Vector</title> + <link rel="stylesheet" href="../theme/default/style.css" type="text/css"> + <link rel="stylesheet" href="style.css" type="text/css"> + <style type="text/css"> + #controlToggle li { + list-style: none; + } + </style> + <script src="../lib/OpenLayers.js"></script> + <script type="text/javascript"> + var map, drawControls, selectControl, selectedFeature; + function onPopupClose(evt) { + selectControl.unselect(selectedFeature); + } + function onFeatureSelect(feature) { + selectedFeature = feature; + popup = new OpenLayers.Popup.FramedCloud("chicken", + feature.geometry.getBounds().getCenterLonLat(), + null, + "<div style='font-size:.8em'>Feature: " + feature.id +"<br>Area: " + feature.geometry.getArea()+"</div>", + null, true, onPopupClose); + feature.popup = popup; + map.addPopup(popup); + } + function onFeatureUnselect(feature) { + map.removePopup(feature.popup); + feature.popup.destroy(); + feature.popup = null; + } + function init(){ + map = new OpenLayers.Map('map'); + var wmsLayer = new OpenLayers.Layer.WMS( "OpenLayers WMS", + "http://vmap0.tiles.osgeo.org/wms/vmap0?", {layers: 'basic'}); + + var polygonLayer = new OpenLayers.Layer.Vector("Polygon Layer"); + + map.addLayers([wmsLayer, polygonLayer]); + map.addControl(new OpenLayers.Control.LayerSwitcher()); + map.addControl(new OpenLayers.Control.MousePosition()); + + selectControl = new OpenLayers.Control.SelectFeature(polygonLayer, + {onSelect: onFeatureSelect, onUnselect: onFeatureUnselect}); + drawControls = { + polygon: new OpenLayers.Control.DrawFeature(polygonLayer, + OpenLayers.Handler.Polygon), + select: selectControl + }; + + for(var key in drawControls) { + map.addControl(drawControls[key]); + } + + + map.setCenter(new OpenLayers.LonLat(0, 0), 3); + + } + + function toggleControl(element) { + for(key in drawControls) { + var control = drawControls[key]; + if(element.value == key && element.checked) { + control.activate(); + } else { + control.deactivate(); + } + } + } + </script> + </head> + <body onload="init()"> + <h1 id="title">Open Popup on Layer.Vector</h1> + <div id="tags"> + vector, feature, selecting, selection, popup + </div> + <p id="shortdesc"> + Using a Control.SelectFeature, open a popup on click. + </p> + <div id="map" class="smallmap"></div> + <ul id="controlToggle"> + <li> + <input type="radio" name="type" value="none" id="noneToggle" + onclick="toggleControl(this);" checked="checked" /> + <label for="noneToggle">navigate</label> + </li> + <li> + <input type="radio" name="type" value="polygon" id="polygonToggle" + onclick="toggleControl(this);" /> + <label for="polygonToggle">draw polygon</label> + </li> + <li> + <input type="radio" name="type" value="select" id="selectToggle" + onclick="toggleControl(this);" /> + <label for="selectToggle">select polygon on click</label> + </li> + </ul> + <p>It is possible to use the onSelect/onUnselect hooks on the SelectFeature + to do fun things -- like open a popup. + </p> + </body> +</html> |