linked-distributed-data/leaflet.html at main · codeforcologne/linked-distributed-data · GitHub

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<!DOCTYPE html>
<html lang="de">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Leaflet Karte mit GeoJSON</title>
    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
    <style>
        #map {
            width: 100%;
            height: 100vh;
        }

        .popup-content img {
            max-width: 100%;
            height: auto;
            border-radius: 5px;
        }
    </style>
</head>

<body>
    <div id="map"></div>

    <script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"></script>
    <script>
        // Karte initialisieren
        const map = L.map('map').setView([0.0, 0.0], 2);

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

        // GeoJSON-Daten laden
        fetch('geojson_results.json')
            .then(response => response.json())
            .then(data => {
                // GeoJSON-Daten zur Karte hinzufügen
                L.geoJSON(data, {
                    onEachFeature: function (feature, layer) {
                        // Popup-Inhalt erstellen
                        const properties = feature.properties;
                        const popupContent = `
                            <div class="popup-content">
                                <strong>${properties.name || 'Unbekannt'}</strong><br>
                                <img src="${properties.thumbnail}" alt="${properties.name}" /><br>
                                Lizenz: <a href="${properties.license}" target="_blank">${properties.license || 'Keine Lizenz'}</a><br>
                                Ersteller: ${properties.creator || 'Unbekannt'}<br>
                                Webseite: <a href="${properties.url}" target="_blank">${properties.url || 'Keine Webseite'}</a>
                            </div>
                        `;
                        layer.bindPopup(popupContent);
                     },
                    pointToLayer: function (feature, latlng) {
                        return L.circleMarker(latlng, {
                            radius: 8,
                            fillColor: '#FF0000',
                            color: '#000000',
                            weight: 1,
                            opacity: 1,
                            fillOpacity: 0.8
                        });
                    }
                }).addTo(map);
            })
            .catch(error => console.error('Fehler beim Laden des GeoJSON:', error));
    </script>
</body>

</html>