Benutzer:Red Rooster: Unterschied zwischen den Versionen
Aus FürthWiki
| Zeile 26: | Zeile 26: | ||
src="http://www.openlayers.org/api/OpenLayers.js"> | src="http://www.openlayers.org/api/OpenLayers.js"> | ||
</wikiscript> | </wikiscript> | ||
<wikiscript type="text/javascript"> | |||
var lon = 5; | |||
var lat = 40; | |||
var zoom = 5; | |||
var map, layer, gml; | |||
function export_vectors() { | |||
var x = new OpenLayers.Format.XML(); | |||
var content = x.write(gml.renderer.rendererRoot); | |||
$("vectors").value = content; | |||
$("vectors").style.display = "block"; | |||
$("vectorlink").href = "data:image/svg+xml," + escape(content); | |||
$("vectorlink").style.display="block"; | |||
} | |||
function on_feature_hover(feature) { | |||
var text ="<ul>"; | |||
var type ="way"; | |||
if (feature.geometry.CLASS_NAME == "OpenLayers.Geometry.Point") { | |||
type = "node"; | |||
} | |||
text += "<li>" + feature.osm_id + ": <a href='http://crschmidt.net/osm/attributes.html?type="+type+"&id="+feature.osm_id+"'>Edit</a>, <a href='http://www.openstreetmap.org/api/0.5/"+type + "/" + feature.osm_id + "'>API</a></li>"; | |||
for (var key in feature.attributes) { | |||
text += "<li>" + key + ": " + feature.attributes[key] + "</li>"; | |||
} | |||
text += "</ul>"; | |||
$("status").innerHTML = text; | |||
} | |||
function clear_data() { | |||
gml.destroyFeatures(); | |||
} | |||
function new_data() { | |||
if (!check_zoom()) { return; } | |||
clear_data(); | |||
gml.loaded = false; | |||
gml.url = "http://www.openstreetmap.org/api/0.5/map?bbox=" + map.getExtent().toBBOX(); | |||
$("status").innerHTML = "Loading more data..."; | |||
gml.loadGML(); | |||
} | |||
function style_osm_feature(feature) { | |||
feature.style = OpenLayers.Util.extend({'fill':'black'}, OpenLayers.Feature.Vector.style['default']); | |||
if (feature.attributes.highway == "motorway") { | |||
feature.style.strokeColor = "blue"; | |||
feature.style.strokeWidth = 5; | |||
} else if (feature.attributes.highway == "primary") { | |||
feature.style.strokeColor = "red"; | |||
} else if (feature.attributes.highway == "secondary") { | |||
feature.style.strokeColor = "orange"; | |||
} else if (feature.attributes.highway) { | |||
feature.style.strokeColor = "black"; | |||
} | |||
} | |||
function check_zoom() { | |||
var zoom = map.getZoom(); | |||
if (zoom >= 11) { return true; } | |||
if (zoom >= 9) { return confirm("Loading this amount of data may slow your browser. Are you sure you want to do this?"); } | |||
$("status").innerHTML = "Area too large. Zoom in to load data. (Current zoom level: "+ zoom + ". Must be at zoom 9+.)"; | |||
return false; | |||
} | |||
function init(){ | |||
OpenLayers.ProxyHost = "proxy.cgi?url="; | |||
OpenLayers.Feature.Vector.style['default'].strokeWidth = 4; | |||
OpenLayers.Feature.Vector.style['default'].cursor = 'pointer'; | |||
map = new OpenLayers.Map('map', {'maxResolution': 360/512/16, 'numZoomLevels':15, controls: [ new OpenLayers.Control.Navigation(), new OpenLayers.Control.PanZoomBar() ]}); | |||
map.addControl(new OpenLayers.Control.LayerSwitcher()); | |||
map.addControl(new OpenLayers.Control.Permalink()); | |||
layer = new OpenLayers.Layer.WMS( "OSM", | |||
[ | |||
"http://t1.hypercube.telascience.org/tiles?", | |||
"http://t2.hypercube.telascience.org/tiles?", | |||
"http://t3.hypercube.telascience.org/tiles?", | |||
"http://t4.hypercube.telascience.org/tiles?" | |||
], | |||
{layers: 'osm-4326', format: 'image/png' } ); | |||
map.addLayer(layer); | |||
if (!map.getCenter()) { | |||
gml = new OpenLayers.Layer.GML("OSM", "osm/sutton_coldfield.osm", {format: OpenLayers.Format.OSM}); | |||
map.zoomToExtent(new OpenLayers.Bounds(-1.819072,52.549034,-1.814341,52.551582)); | |||
} else { | |||
if (map.getZoom() >= 11) { | |||
gml = new OpenLayers.Layer.GML("OSM", "http://www.openstreetmap.org/api/0.5/map?bbox=" + map.getExtent().toBBOX(), {format: OpenLayers.Format.OSM}); | |||
} else { | |||
gml = new OpenLayers.Layer.GML("OSM", "xml/cambridgeport.osm", {format: OpenLayers.Format.OSM}); | |||
} | |||
} | |||
gml.events.register("loadstart", null, function() { $("status").innerHTML = "Loading..."; }) | |||
gml.events.register("loadend", null, function() { $("status").innerHTML = ""; }) | |||
map.addLayer(gml); | |||
gml.preFeatureInsert = style_osm_feature; | |||
var sf = new OpenLayers.Control.SelectFeature(gml, {'onSelect': on_feature_hover}); | |||
map.addControl(sf); | |||
sf.activate(); | |||
} | |||
</wikiscript> | |||
Version vom 15. März 2008, 23:46 Uhr
Links
Java
Beiträge von Red Rooster
openStreetMaps
Vorlage:Browse link <map>lat=55.25|lon=-3.845|zoom=5|w=300|h=460</map>
http://www.openstreetmap.org/?lat=49.47417&lon=10.98879&zoom=15&layers=B0FT
wikiscript test
wikiscript src="http://gmodules.com/ig/ifr?url=http://www.therandomhomepage.com/google/gadgets/randomwiki/RandomWikiModule.xml &up_moduletitle=&up_language=en&synd=open&w=320&h=350 &title=&lang=en&country=ALL&border=%23ffffff%7C3px%2C1px+solid+%23999999&output=js"> /wikiscript>
<wikiscript src="http://www.openlayers.org/api/OpenLayers.js"> </wikiscript>
<wikiscript type="text/javascript">
var lon = 5;
var lat = 40;
var zoom = 5;
var map, layer, gml;
function export_vectors() {
var x = new OpenLayers.Format.XML();
var content = x.write(gml.renderer.rendererRoot);
$("vectors").value = content;
$("vectors").style.display = "block";
$("vectorlink").href = "data:image/svg+xml," + escape(content);
$("vectorlink").style.display="block";
}
function on_feature_hover(feature) {
var text ="
- ";
var type ="way";
if (feature.geometry.CLASS_NAME == "OpenLayers.Geometry.Point") {
type = "node";
}
text += "
- " + feature.osm_id + ": <a href='http://crschmidt.net/osm/attributes.html?type="+type+"&id="+feature.osm_id+"'>Edit</a>, <a href='http://www.openstreetmap.org/api/0.5/"+type + "/" + feature.osm_id + "'>API</a> "; for (var key in feature.attributes) { text += "
- " + key + ": " + feature.attributes[key] + " "; } text += "
";
$("status").innerHTML = text;
}
function clear_data() {
gml.destroyFeatures();
}
function new_data() {
if (!check_zoom()) { return; }
clear_data();
gml.loaded = false;
gml.url = "http://www.openstreetmap.org/api/0.5/map?bbox=" + map.getExtent().toBBOX();
$("status").innerHTML = "Loading more data...";
gml.loadGML();
}
function style_osm_feature(feature) {
feature.style = OpenLayers.Util.extend({'fill':'black'}, OpenLayers.Feature.Vector.style['default']);
if (feature.attributes.highway == "motorway") {
feature.style.strokeColor = "blue";
feature.style.strokeWidth = 5;
} else if (feature.attributes.highway == "primary") {
feature.style.strokeColor = "red";
} else if (feature.attributes.highway == "secondary") {
feature.style.strokeColor = "orange";
} else if (feature.attributes.highway) {
feature.style.strokeColor = "black";
}
}
function check_zoom() {
var zoom = map.getZoom();
if (zoom >= 11) { return true; }
if (zoom >= 9) { return confirm("Loading this amount of data may slow your browser. Are you sure you want to do this?"); }
$("status").innerHTML = "Area too large. Zoom in to load data. (Current zoom level: "+ zoom + ". Must be at zoom 9+.)";
return false;
}
function init(){
OpenLayers.ProxyHost = "proxy.cgi?url=";
OpenLayers.Feature.Vector.style['default'].strokeWidth = 4;
OpenLayers.Feature.Vector.style['default'].cursor = 'pointer';
map = new OpenLayers.Map('map', {'maxResolution': 360/512/16, 'numZoomLevels':15, controls: [ new OpenLayers.Control.Navigation(), new OpenLayers.Control.PanZoomBar() ]});
map.addControl(new OpenLayers.Control.LayerSwitcher());
map.addControl(new OpenLayers.Control.Permalink());
layer = new OpenLayers.Layer.WMS( "OSM",
[
"http://t1.hypercube.telascience.org/tiles?",
"http://t2.hypercube.telascience.org/tiles?",
"http://t3.hypercube.telascience.org/tiles?",
"http://t4.hypercube.telascience.org/tiles?"
],
{layers: 'osm-4326', format: 'image/png' } );
map.addLayer(layer);
if (!map.getCenter()) {
gml = new OpenLayers.Layer.GML("OSM", "osm/sutton_coldfield.osm", {format: OpenLayers.Format.OSM});
map.zoomToExtent(new OpenLayers.Bounds(-1.819072,52.549034,-1.814341,52.551582));
} else {
if (map.getZoom() >= 11) {
gml = new OpenLayers.Layer.GML("OSM", "http://www.openstreetmap.org/api/0.5/map?bbox=" + map.getExtent().toBBOX(), {format: OpenLayers.Format.OSM});
} else {
gml = new OpenLayers.Layer.GML("OSM", "xml/cambridgeport.osm", {format: OpenLayers.Format.OSM});
}
}
gml.events.register("loadstart", null, function() { $("status").innerHTML = "Loading..."; })
gml.events.register("loadend", null, function() { $("status").innerHTML = ""; })
map.addLayer(gml);
gml.preFeatureInsert = style_osm_feature;
var sf = new OpenLayers.Control.SelectFeature(gml, {'onSelect': on_feature_hover});
map.addControl(sf);
sf.activate();
}
</wikiscript>