Widget:LeafletWasWarWo: Unterschied zwischen den Versionen

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Version vom 9. März 2026, 12:34 Uhr

arte – Köln Was War Wo

<style>

map-frame-www{

border-radius:8px; }

map-www{

width:100%; height:80vh; border:3px solid black; border-radius:10px; }

.legend{ display:none; line-height:18px; color:#555; background:rgba(255,255,255,0.85); padding:10px; border-radius:5px; box-shadow:0 0 15px rgba(0,0,0,0.2); }

.legend i{ width:18px; height:18px; float:left; margin-right:8px; opacity:0.7; }

.leaflet-popup-close-button{ font-size:24px !important; padding:6px !important; }

.www-title{ text-align:center; font-weight:bold; font-size:20px; }

.www-footer{ text-align:center; margin-top:10px; }

</style>

Köln – Was War Wo

var map=L.map('map-www',{ preferCanvas:true, tap:window.screen.width<600 }).setView([50.95,6.95],12);

var osm=L.tileLayer( 'https://tile.openstreetmap.org/{z}/{x}/{y}.png', {maxZoom:19,attribution:'© OpenStreetMap'} ).addTo(map);

var satellite=L.tileLayer( 'https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}', {attribution:'Tiles © Esri'} );

L.control.layers({ "Open Street Map":osm, "Satellit":satellite }).addTo(map);

L.Control.geocoder({ position:'topleft', defaultMarkGeocode:true, placeholder:"Suche ..." }).addTo(map);

function isPointInPolygon(latlng,layer){

var coords=layer.getLatLngs();

if(layer.feature.geometry.type==="MultiPolygon"){ return coords.some(part=>isInside(latlng,part[0])); }

return isInside(latlng,coords[0]); }

function isInside(latlng,poly){

var x=latlng.lat; var y=latlng.lng; var inside=false;

for(var i=0,j=poly.length-1;i<poly.length;j=i++){

var xi=poly[i].lat; var yi=poly[i].lng; var xj=poly[j].lat; var yj=poly[j].lng;

var intersect=((yi>y)!=(yj>y)) && (x<(xj-xi)*(y-yi)/(yj-yi)+xi);

if(intersect) inside=!inside;

}

return inside; }

map.whenReady(function(){

fetch('/images/WWW.geojson')

.then(response=>response.json())

.then(data=>{

var geojsonLayer=L.geoJSON(data,{

renderer:L.canvas(),

style:function(feature){

var colors={ 'Verteidigen & Schützen':'blue', 'Arbeiten & Transportieren':'gray', 'Beten & Heilen':'purple', 'Ackern & Mahlen':'green', 'Leben & Lernen':'orange' };

return{ color:colors[feature.properties.Gruppe] || "black", weight:2, fillOpacity:0.4 };

}

}).addTo(map);

map.on('click',function(e){

var clickedFeatures=[];

geojsonLayer.eachLayer(function(layer){

if(isPointInPolygon(e.latlng,layer)){ clickedFeatures.push(layer.feature.properties); }

});

if(clickedFeatures.length>0){

var content="

";

if(clickedFeatures.length>1){

content+="

"+

clickedFeatures.length+

" historische Orte hier

";

}

clickedFeatures.forEach(function(props){

var name=props.Name || "Unbekannt"; var nutzung=props.Nutzung || "-"; var von=props.von || "?"; var bis=props.bis || "?"; var info=props.Info || "";

var bild=props.Bild ? '<a href="'+props.Bild+'" target="_blank"><img src="'+props.Bild+'" loading="lazy" style="width:100%;max-height:180px;object-fit:cover;border-radius:6px;margin-top:6px;"></a>'

;

var link=props.Link ? '
<a href="'+props.Link+'" target="_blank" style="color:blue;">➔ Mehr Infos</a>'

;

content+=

"

"+

""+name+"
"+ ""+nutzung+"
"+ "Zeit: "+von+" bis "+bis+"
"+

"

"+info+"

"+

bild+link+

"

";

});

content+="

";

L.popup({ maxWidth:window.innerWidth<600?300:400, minWidth:window.innerWidth<600?220:250, autoPanPadding:[20,20] }) .setLatLng(e.latlng) .setContent(content) .openOn(map);

}

});

var legend=L.control({position:'bottomright'});

legend.onAdd=function(){

var div=L.DomUtil.create('div','legend');

var grades=[ {label:'Verteidigen & Schützen',color:'blue'}, {label:'Arbeiten & Transportieren',color:'gray'}, {label:'Beten & Heilen',color:'purple'}, {label:'Ackern & Mahlen',color:'green'}, {label:'Leben & Lernen',color:'orange'} ];

div.innerHTML+='Kategorien
';

for(var i=0;i<grades.length;i++){ div.innerHTML+=' '+grades[i].label+'
'; }

return div; };

legend.addTo(map);

var toggleButton=L.control({position:'bottomright'});

toggleButton.onAdd=function(){

var btn=L.DomUtil.create('button','leaflet-bar');

btn.innerHTML='Legende';

btn.style.padding='5px 10px'; btn.style.cursor='pointer'; btn.style.backgroundColor='white'; btn.style.fontWeight='bold'; btn.style.border='2px solid rgba(0,0,0,0.2)'; btn.style.borderRadius='4px';

btn.onclick=function(e){

L.DomEvent.stopPropagation(e);

var legendDiv=document.querySelector('.legend');

legendDiv.style.display= (legendDiv.style.display==="none") ? "block" : "none";

};

return btn;

};

toggleButton.addTo(map);

})(); </script>

@@ Zeile 1: / Zeile 1: @@
-<div id="map-frame">
+<noinclude>
-    <div id="map" style="width:100%; height:80vh; border:3px solid black; border-radius:10px;"></div>
+arte – Köln Was War Wo
+</noinclude>
+<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css"/>
+<link rel="stylesheet" href="https://unpkg.com/leaflet-control-geocoder/dist/Control.Geocoder.css"/>
+<script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"></script>
+<script src="https://unpkg.com/leaflet-control-geocoder/dist/Control.Geocoder.js"></script>
+<style>
+#map-frame-www{
+border-radius:8px;
+}
+#map-www{
+width:100%;
+height:80vh;
+border:3px solid black;
+border-radius:10px;
+}
+.legend{
+display:none;
+line-height:18px;
+color:#555;
+background:rgba(255,255,255,0.85);
+padding:10px;
+border-radius:5px;
+box-shadow:0 0 15px rgba(0,0,0,0.2);
+}
+.legend i{
+width:18px;
+height:18px;
+float:left;
+margin-right:8px;
+opacity:0.7;
+}
+.leaflet-popup-close-button{
+font-size:24px !important;
+padding:6px !important;
+}
+.www-title{
+text-align:center;
+font-weight:bold;
+font-size:20px;
+}
+.www-footer{
+text-align:center;
+margin-top:10px;
+}
+</style>
+<p class="www-title">
+Köln – Was War Wo
+</p>
+<div id="map-frame-www">
+<div id="map-www"></div>
 </div>
-<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
+<div class="www-footer">
-<script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"></script>
+<a href="https://hermsdoerfer.familyds.com/" target="_blank"
+style="text-decoration:none;font-size:15px;color:red;">
+<strong>© Dietmar Hermsdörfer</strong>
+</a>
+</div>
 <script>
-(function() {
+(function(){
+var map=L.map('map-www',{
+preferCanvas:true,
+tap:window.screen.width<600
+}).setView([50.95,6.95],12);
+var osm=L.tileLayer(
+'https://tile.openstreetmap.org/{z}/{x}/{y}.png',
+{maxZoom:19,attribution:'© OpenStreetMap'}
+).addTo(map);
+var satellite=L.tileLayer(
+'https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}',
+{attribution:'Tiles © Esri'}
+);
+L.control.layers({
+"Open Street Map":osm,
+"Satellit":satellite
+}).addTo(map);
+L.Control.geocoder({
+position:'topleft',
+defaultMarkGeocode:true,
+placeholder:"Suche ..."
+}).addTo(map);
+function isPointInPolygon(latlng,layer){
+var coords=layer.getLatLngs();
+if(layer.feature.geometry.type==="MultiPolygon"){
+return coords.some(part=>isInside(latlng,part[0]));
+}
+return isInside(latlng,coords[0]);
+}
+function isInside(latlng,poly){
+var x=latlng.lat;
+var y=latlng.lng;
+var inside=false;
+for(var i=0,j=poly.length-1;i<poly.length;j=i++){
+var xi=poly[i].lat;
+var yi=poly[i].lng;
+var xj=poly[j].lat;
+var yj=poly[j].lng;
+var intersect=((yi>y)!=(yj>y)) &&
+(x<(xj-xi)*(y-yi)/(yj-yi)+xi);
+if(intersect) inside=!inside;
+}
+return inside;
+}
+map.whenReady(function(){
+fetch('/images/WWW.geojson')
+.then(response=>response.json())
+.then(data=>{
+var geojsonLayer=L.geoJSON(data,{
+renderer:L.canvas(),
+style:function(feature){
+var colors={
+'Verteidigen & Schützen':'blue',
+'Arbeiten & Transportieren':'gray',
+'Beten & Heilen':'purple',
+'Ackern & Mahlen':'green',
+'Leben & Lernen':'orange'
+};
+return{
+color:colors[feature.properties.Gruppe] || "black",
+weight:2,
+fillOpacity:0.4
+};
+}
+}).addTo(map);
+map.on('click',function(e){
+var clickedFeatures=[];
+geojsonLayer.eachLayer(function(layer){
+if(isPointInPolygon(e.latlng,layer)){
+clickedFeatures.push(layer.feature.properties);
+}
+});
+if(clickedFeatures.length>0){
+var content="<div style='max-height:50vh;overflow-y:auto;min-width:200px;'>";
+if(clickedFeatures.length>1){
+content+="<div style='background:#eee;padding:8px;margin-bottom:12px;font-weight:bold;text-align:center;border-radius:6px;'>"+
+clickedFeatures.length+
+" historische Orte hier</div>";
+}
+clickedFeatures.forEach(function(props){
+var name=props.Name || "Unbekannt";
+var nutzung=props.Nutzung || "-";
+var von=props.von || "?";
+var bis=props.bis || "?";
+var info=props.Info || "";
+var bild=props.Bild ?
+'<a href="'+props.Bild+'" target="_blank"><img src="'+props.Bild+'" loading="lazy" style="width:100%;max-height:180px;object-fit:cover;border-radius:6px;margin-top:6px;"></a>'
+:'';
+var link=props.Link ?
+'<br><a href="'+props.Link+'" target="_blank" style="color:blue;">➔ Mehr Infos</a>'
+:'';
+content+=
+"<div style='margin-bottom:18px;border-bottom:1px solid #ccc;padding-bottom:12px;'>"+
+"<b>"+name+"</b><br>"+
+"<small><i>"+nutzung+"</i></small><br>"+
+"<b>Zeit:</b> "+von+" bis "+bis+"<br>"+
+"<p style='font-size:1em;line-height:1.4;margin:8px 0;'>"+info+"</p>"+
+bild+link+
+"</div>";
+});
+content+="</div>";
+L.popup({
+maxWidth:window.innerWidth<600?300:400,
+minWidth:window.innerWidth<600?220:250,
+autoPanPadding:[20,20]
+})
+.setLatLng(e.latlng)
+.setContent(content)
+.openOn(map);
+}
+});
+});
+});
+var legend=L.control({position:'bottomright'});
+legend.onAdd=function(){
+var div=L.DomUtil.create('div','legend');
+var grades=[
+{label:'Verteidigen & Schützen',color:'blue'},
+{label:'Arbeiten & Transportieren',color:'gray'},
+{label:'Beten & Heilen',color:'purple'},
+{label:'Ackern & Mahlen',color:'green'},
+{label:'Leben & Lernen',color:'orange'}
+];
+div.innerHTML+='<b>Kategorien</b><br>';
+for(var i=0;i<grades.length;i++){
+div.innerHTML+='<i style="background:'+grades[i].color+'"></i> '+grades[i].label+'<br>';
+}
+return div;
+};
+legend.addTo(map);
+var toggleButton=L.control({position:'bottomright'});
+toggleButton.onAdd=function(){
+var btn=L.DomUtil.create('button','leaflet-bar');
+btn.innerHTML='Legende';
-    var map = L.map('map').setView([50.95, 6.95], 12);
+btn.style.padding='5px 10px';
+btn.style.cursor='pointer';
+btn.style.backgroundColor='white';
+btn.style.fontWeight='bold';
+btn.style.border='2px solid rgba(0,0,0,0.2)';
+btn.style.borderRadius='4px';
-    L.tileLayer('https://tile.openstreetmap.org/{z}/{x}/{y}.png', {
+btn.onclick=function(e){
-        maxZoom: 19,
-        attribution: '&copy; OpenStreetMap'
-    }).addTo(map);
-    fetch('/alteskoeln/Was_War_Wo.geojson')  // ggf. Pfad anpassen!
+L.DomEvent.stopPropagation(e);
-      .then(response => response.json())
-      .then(data => {
-        L.geoJSON(data, {
-            style: function (feature) {
+var legendDiv=document.querySelector('.legend');
-                switch (feature.properties.Nutzung) {
-                    case 'Militär': return {color: "blue", weight: 1};
-                    case 'Fabrik': return {color: "#ff0000", weight: 1};
-                    case 'Bahn': return {color: "black", weight: 1};
-                    case 'Freizeit': return {color: "green", weight: 1};
-                    default: return {color: "#888888", weight: 1};
-                }
-            },
-            onEachFeature: function (feature, layer) {
+legendDiv.style.display=
+(legendDiv.style.display==="none") ?
+"block" : "none";
-                for (let key in feature.properties) {
+};
-                    if (feature.properties[key] === null) {
-                        feature.properties[key] = "";
-                    }
-                }
-                var popupContent =
+return btn;
-                    "<b>Name:</b> " + feature.properties.Name + "<br>" +
-                    "<b>Nutzung:</b> " + feature.properties.Nutzung + "<br>" +
-                    "<b>von:</b> " + feature.properties.von + "<br>" +
-                    "<b>bis:</b> " + feature.properties.bis + "<br>" +
-                    "<b>Info:</b> " + feature.properties.Info + "<br>" +
-                    '<a href="' + feature.properties.Bild + '" target="_blank"><img src="' + feature.properties.Bild + '" width="150px" /></a><br>' +
-                    '<a href="' + feature.properties.Link + '" target="_blank">Mehr Infos</a>';
-                layer.bindPopup(popupContent);
+};
-            }
-        }).addTo(map);
+toggleButton.addTo(map);
-      });
 })();
 </script>

Altes Köln

Widget:LeafletWasWarWo: Unterschied zwischen den Versionen

Version vom 9. März 2026, 12:34 Uhr