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WIP: clustering playground critical facilities #123

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WIP: clustering playground critical facilities #123

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868a7cf
feat: example clustering playground critical facilities
Aug 12, 2021
c3c7df6
WIP: clustering multi geojson
Aug 23, 2021
4db7a96
WIP: Playground critical faci unclustered popup
Sep 14, 2021
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333 changes: 330 additions & 3 deletions src/app/features/noah-playground/components/map-playground/map-playground.component.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -21,9 +21,7 @@ import {
} from '@shared/mocks/critical-facilities';
import MapboxGeocoder from '@mapbox/mapbox-gl-geocoder';
import '@mapbox/mapbox-gl-geocoder/dist/mapbox-gl-geocoder.css';

type MapStyle = 'terrain' | 'satellite';

@Component({
selector: 'noah-map-playground',
templateUrl: './map-playground.component.html',
Expand Down Expand Up @@ -144,7 +142,336 @@ export class MapPlaygroundComponent implements OnInit, OnDestroy {
* implementation.
*/
addCriticalFacilityLayers() {
CRITICAL_FACILITIES_ARR.forEach((cf) => this._loadCriticalFacilityIcon(cf));
// CRITICAL_FACILITIES_ARR.forEach((cf) => this._loadCriticalFacilityIcon(cf));
const hospital = 'assets/geojson/hospitals_g.geojson';
const fire = 'assets/geojson/fire_station_g.geojson';
const police = 'assets/geojson/police_station_g.geojson';
const school = 'assets/geojson/schools_g.geojson';

this.map.on('load', () => {
this.map.addSource('fireStations', {
type: 'geojson',
data: fire,
cluster: true,
clusterMaxZoom: 14,
clusterRadius: 50,
});
this.map.addSource('hospitals', {
type: 'geojson',
data: hospital,
cluster: true,
clusterMaxZoom: 14,
clusterRadius: 50,
});
this.map.addSource('policeStations', {
type: 'geojson',
data: police,
cluster: true,
clusterMaxZoom: 14,
clusterRadius: 50,
});
this.map.addSource('schools', {
type: 'geojson',
data: school,
cluster: true,
clusterMaxZoom: 14,
clusterRadius: 50,
});

//form points
this.map.addLayer({
id: 'fireStations-critical',
type: 'circle',
source: 'fireStations',
filter: ['has', 'point_count'],
paint: {
'circle-radius': [
'step',
['get', 'point_count'],
20,
100,
30,
750,
40,
],
'circle-stroke-width': 1,
'circle-color': '#fb5f5f',
'circle-stroke-color': '#fb5f5f',
},
});

this.map.addLayer({
id: 'hospitals-critical',
type: 'circle',
source: 'hospitals',
paint: {
'circle-radius': [
'step',
['get', 'point_count'],
20,
100,
30,
750,
40,
],
'circle-stroke-width': 1,
'circle-color': '#5fa2fb',
'circle-stroke-color': '#5fa2fb',
},
});

this.map.addLayer({
id: 'police-critical',
type: 'circle',
source: 'policeStations',
paint: {
'circle-radius': [
'step',
['get', 'point_count'],
20,
100,
30,
750,
40,
],
'circle-stroke-width': 1,
'circle-color': '#eccb57',
'circle-stroke-color': '#eccb57',
},
});

this.map.addLayer({
id: 'schools-critical',
type: 'circle',
source: 'schools',
paint: {
'circle-radius': [
'step',
['get', 'point_count'],
20,
100,
30,
750,
40,
],
'circle-stroke-width': 1,
'circle-color': '#05bc08',
'circle-stroke-color': '#05bc08',
},
});
// //for cluster count
this.map.addLayer({
id: 'cluster-count',
type: 'symbol',
source: 'fireStations',
filter: ['has', 'point_count'],
layout: {
'text-field': '{point_count_abbreviated}',
'text-font': ['DIN Offc Pro Medium', 'Arial Unicode MS Bold'],
'text-size': 12,
},
});

this.map.addLayer({
id: 'cluster-count-hospi',
type: 'symbol',
source: 'hospitals',
filter: ['has', 'point_count'],
layout: {
'text-field': '{point_count_abbreviated}',
'text-font': ['DIN Offc Pro Medium', 'Arial Unicode MS Bold'],
'text-size': 12,
},
});

this.map.addLayer({
id: 'cluster-count-police',
type: 'symbol',
source: 'policeStations',
filter: ['has', 'point_count'],
layout: {
'text-field': '{point_count_abbreviated}',
'text-font': ['DIN Offc Pro Medium', 'Arial Unicode MS Bold'],
'text-size': 12,
},
});

this.map.addLayer({
id: 'cluster-count-school',
type: 'symbol',
source: 'schools',
filter: ['has', 'point_count'],
layout: {
'text-field': '{point_count_abbreviated}',
'text-font': ['DIN Offc Pro Medium', 'Arial Unicode MS Bold'],
'text-size': 12,
},
});

// unclustered/single point
this.map.addLayer({
id: 'unclustered-fire',
type: 'circle',
source: 'fireStations',
filter: ['!', ['has', 'point_count']],
paint: {
'circle-color': '#fb5f5f', //unclustered must be a photo
'circle-radius': 3,
'circle-stroke-width': 1,
'circle-stroke-color': '#fb5f5f',
},
});

this.map.addLayer({
id: 'unclustered-hospital',
type: 'circle',
source: 'hospitals',
filter: ['!', ['has', 'point_count']],
paint: {
'circle-color': '#5fa2fb', //unclustered must be a photo
'circle-radius': 3,
'circle-stroke-width': 1,
'circle-stroke-color': '#5fa2fb',
},
});

this.map.addLayer({
id: 'unclustered-police',
type: 'circle',
source: 'policeStations',
filter: ['!', ['has', 'point_count']],
paint: {
'circle-color': '#eccb57', //unclustered must be a photo
'circle-radius': 3,
'circle-stroke-width': 1,
'circle-stroke-color': '#eccb57',
},
});

this.map.addLayer({
id: 'unclustered-school',
type: 'circle',
source: 'schools',
filter: ['!', ['has', 'point_count']],
paint: {
'circle-color': '#05bc08', //unclustered must be a photo
'circle-radius': 3,
'circle-stroke-width': 1,
'circle-stroke-color': '#05bc08',
},
});
//schools
this.map.on('click', 'unclustered-school', (e) => {
const geometry = e.features[0].geometry;
let coordinates00: [number, number] = [0, 0];
if (geometry.type === 'Point') {
coordinates00 = [geometry.coordinates[0], geometry.coordinates[1]];
}
const schoolName = e.features[0].properties.name;
const coordinates = coordinates00;
// Ensure that if the map is zoomed out such that
// multiple copies of the feature are visible, the
// popup appears over the copy being pointed to.
while (Math.abs(e.lngLat.lng - coordinates[0]) > 180) {
coordinates[0] += e.lngLat.lng > coordinates[0] ? 360 : -360;
}
new mapboxgl.Popup()
.setLngLat(coordinates)
.setHTML(`School Name: ${schoolName}`)
.addTo(this.map);
});

//fire station
this.map.on('click', 'unclustered-fire', (e) => {
const geometry = e.features[0].geometry;
let coordinates00: [number, number] = [0, 0];
if (geometry.type === 'Point') {
coordinates00 = [geometry.coordinates[0], geometry.coordinates[1]];
}
const FireStationName = e.features[0].properties.name;
const coordinates = coordinates00;
// Ensure that if the map is zoomed out such that
// multiple copies of the feature are visible, the
// popup appears over the copy being pointed to.
while (Math.abs(e.lngLat.lng - coordinates[0]) > 180) {
coordinates[0] += e.lngLat.lng > coordinates[0] ? 360 : -360;
}
new mapboxgl.Popup()
.setLngLat(coordinates)
.setHTML(`Fire Station Name: ${FireStationName}`)
.addTo(this.map);
});

//hospitals
this.map.on('click', 'unclustered-hospital', (e) => {
const geometry = e.features[0].geometry;
let coordinates00: [number, number] = [0, 0];
if (geometry.type === 'Point') {
coordinates00 = [geometry.coordinates[0], geometry.coordinates[1]];
}
const hospitalName = e.features[0].properties.name;
const coordinates = coordinates00;
// Ensure that if the map is zoomed out such that
// multiple copies of the feature are visible, the
// popup appears over the copy being pointed to.
while (Math.abs(e.lngLat.lng - coordinates[0]) > 180) {
coordinates[0] += e.lngLat.lng > coordinates[0] ? 360 : -360;
}
new mapboxgl.Popup()
.setLngLat(coordinates)
.setHTML(`Hospital Name: ${hospitalName}`)
.addTo(this.map);
});

//Police Station
this.map.on('click', 'unclustered-police', (e) => {
const geometry = e.features[0].geometry;
let coordinates00: [number, number] = [0, 0];
if (geometry.type === 'Point') {
coordinates00 = [geometry.coordinates[0], geometry.coordinates[1]];
}
const PoliceStation = e.features[0].properties.name;
const coordinates = coordinates00;
// Ensure that if the map is zoomed out such that
// multiple copies of the feature are visible, the
// popup appears over the copy being pointed to.
while (Math.abs(e.lngLat.lng - coordinates[0]) > 180) {
coordinates[0] += e.lngLat.lng > coordinates[0] ? 360 : -360;
}
new mapboxgl.Popup()
.setLngLat(coordinates)
.setHTML(`Police Station Name: ${PoliceStation}`)
.addTo(this.map);
});

this.map.on('mouseenter', 'fireStations-critical', () => {
this.map.getCanvas().style.cursor = 'pointer';
});
this.map.on('mouseenter', 'fireStations-critical', () => {
this.map.getCanvas().style.cursor = '';
});

this.map.on('mouseenter', 'hospitals-critical', () => {
this.map.getCanvas().style.cursor = 'pointer';
});
this.map.on('mouseenter', 'hospitals-critical', () => {
this.map.getCanvas().style.cursor = '';
});

this.map.on('mouseenter', 'police-critical', () => {
this.map.getCanvas().style.cursor = 'pointer';
});
this.map.on('mouseenter', 'police-critical', () => {
this.map.getCanvas().style.cursor = '';
});

this.map.on('mouseenter', 'schools-critical', () => {
this.map.getCanvas().style.cursor = 'pointer';
});
this.map.on('mouseenter', 'schools-critical', () => {
this.map.getCanvas().style.cursor = '';
});
});
}

/**
Expand Down