tethys.frontend/src/components/minimap/Minimap.ts

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3.6 KiB
TypeScript

import { Component, Prop, Vue } from 'vue-facing-decorator';
import * as L from 'leaflet';
import 'leaflet/dist/leaflet.css';
@Component({
name: 'Minimap',
})
export default class Minimap extends Vue {
@Prop({ type: Array, required: true }) bounds!: L.LatLngBoundsLiteral;
// private originalCenter: L.LatLngExpression = [47.71, 13.55]; // Original center
// private originalZoom: number = 6; // Original zoom level
mounted() {
const map = L.map('map', {
center: [47.71, 13.55],
zoomControl: true,
zoom: 6,
minZoom: 5,
maxBounds: [
[44.0, 9.0], // Southwest corner of the bounds
[51.0, 18.0] // Northeast corner of the bounds
],
maxBoundsViscosity: 1.0 // Ensure the map cannot be dragged outside the bounds
});
// Remove Leaflet logo and text
map.attributionControl.setPrefix(false);
const basemapAtLayer = L.tileLayer('https://maps{s}.wien.gv.at/basemap/geolandbasemap/normal/google3857/{z}/{y}/{x}.png', {
attribution: '<a href="https://www.basemap.at">basemap.at</a>',
noWrap: true,
subdomains: ['', '1', '2', '3', '4']
}).addTo(map);
const esriImageryLayer = L.tileLayer('https://server.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/{z}/{y}/{x}', {
attribution: 'Tiles &copy; <a href="https://www.esri.com/" target="_blank">Esri</a>'
});
const esriTopoLayer = L.tileLayer('https://server.arcgisonline.com/arcgis/rest/services/World_Topo_Map/MapServer/tile/{z}/{y}/{x}', {
attribution: 'Tiles &copy; <a href="https://www.esri.com/" target="_blank">Esri</a>'
});
const baseMaps = {
// "OpenStreetMap": openStreetMapLayer,
"basemap.at": basemapAtLayer,
"ESRI Imagery": esriImageryLayer,
"ESRI Topo": esriTopoLayer
};
L.control.layers(baseMaps).addTo(map);
const [southWest, northEast] = this.bounds;
if (southWest[0] === northEast[0] || southWest[1] === northEast[1]) {
// If y_min and y_max (and x_min and x_max) are equal, generate a circle
const center = [southWest[0], southWest[1]] as [number, number];
// Using CircleMarker to maintain constant size regardless of zoom level
const circleMarker = L.circleMarker(center, {
color: '#30D5C8', // Outline color
fillColor: '#336699', // Fill color
fillOpacity: 1, // Opacity of the fill
opacity: 0.5, // Outline opacity
weight: 10, // Outline weight
radius: 10 // Radius in pixels
}).addTo(map);
// Manually create a small bounding box around the marker's center to fit bounds
const buffer = 0.01; // Adjust this value to control the area around the marker
const markerBounds = L.latLngBounds(
[center[0] - buffer, center[1] - buffer], // Southwest corner
[center[0] + buffer, center[1] + buffer] // Northeast corner
);
// Add a click event to the CircleMarker
circleMarker.on('click', () => {
map.fitBounds(markerBounds, { padding: [10, 10] });
});
map.fitBounds(markerBounds, { padding: [10, 10] });
} else {
// Otherwise, generate a rectangle
const rectangle = L.rectangle(this.bounds, {
color: '#30D5C8',
weight: 2,
opacity: 1
}).addTo(map); //336699
// Add a click event to the Rectangle
rectangle.on('click', () => {
map.fitBounds(this.bounds, { padding: [18, 18] });
});
// Fit the map's view to the rectangle's bounds with padding
map.fitBounds(this.bounds, { padding: [18, 18] });
}
}
}