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verkiezingentk2021.html
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verkiezingentk2021.html
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<!DOCTYPE html>
<html>
<head>
<meta charset='utf-8' />
<title></title>
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' />
<script src='https://api.tiles.mapbox.com/mapbox-gl-js/v1.13.1/mapbox-gl.js'></script>
<link href='https://api.tiles.mapbox.com/mapbox-gl-js/v1.13.1/mapbox-gl.css' rel='stylesheet' />
<script src="https://cdn.jsdelivr.net/npm/[email protected]"></script>
<style>
body { margin:0; padding:0; }
#map { position:absolute; top:0; left: 0; height: 100%; width:80%; }
#graph { position: absolute; top:0; height: 100%; left: 80%; width: 20%}
#currentchart {position: absolute; top: 0; left:0; width:100%; height: 70%; border-bottom: 1px solid gray;}
#config {position: absolute; top: 70%; left: 0; width: 100%; height: 30%; }
</style>
</head>
<body>
<div id='map'></div>
<div id='graph'>
<canvas id='currentchart' width="1000" height="1800"></canvas>
<div id="config">
Sortering
<form>
<input type="radio" id="zetels" name="order" checked value="zetels"><label for="zetels">zetels</label><br>
<input type="radio" id="linksrechts" name="order" value="linksrechts"><label for="linksrechts">links - rechts</label>
</form>
</div>
</div>
<script>
//mapboxgl.accessToken = 'pk.eyJ1IjoiYW5uZWIiLCJhIjoiOVR1NFVoRSJ9.x0d9OLRZADt-GJaDqE0XPg';
let partijen = [
{
"name": "vvd",
"color": "#284cbe",
"zetels": 34,
"label": "VVD",
"rechts": 13
},
{
"name": "d66",
"color": "#00af3f",
"zetels": 24,
"label": "D66",
"rechts": 9
},
{
"name": "pvv (partij voor de vrijheid)",
"color": "#7f93d8",
"zetels": 17,
"label": "PVV",
"rechts": 6
},
{
"name": "cda",
"color": "#036a71",
"zetels": 15,
"label": "CDA",
"rechts": 10
},
{
"name": "sp (socialistische partij)",
"color": "#ff6d6e",
"zetels": 9,
"label": "SP",
"rechts": 1
},
{
"name": "partij van de arbeid (p.v.d.a.)",
"color": "#e83a31",
"zetels": 9,
"label": "PvdA",
"rechts": 5
},
{
"name": "groenlinks",
"color": "#66deae",
"zetels": 8,
"label": "Groenlinks",
"rechts": 4
},
{
"name": "forum voor democratie",
"color": "#793bdc",
"zetels": 8,
"label": "Forum voor Democratie",
"rechts": 15
},
{
"name": "partij voor de dieren",
"color": "#006b28",
"zetels": 6,
"label": "Partij voor de Dieren",
"rechts": 2
},
{
"name": "christenunie",
"color": "#00b3e7",
"zetels": 5,
"label": "ChristenUnie",
"rechts": 8
},
{
"name": "volt",
"color": "#572884",
"zetels": 3,
"label": "Volt",
"rechts": 11
},
{
"name": "ja21",
"color": "#1f2756",
"zetels": 3,
"label": "JA21",
"rechts": 14
},
{
"name": "staatkundig gereformeerde partij (sgp)",
"color": "#e95d0f",
"zetels": 3,
"label": "SGP",
"rechts": 12
},
{
"name": "denk",
"color": "#00b8b3",
"zetels": 3,
"label": "Denk",
"rechts": 3
},
{
"name": "50plus",
"color": "#b517ad",
"zetels": 1,
"label": "50plus",
"rechts": 7
},
{
"name": "bbb",
"color": "#96c219",
"zetels": 1,
"label": "BBB",
"rechts": 6
},
{
"name": "bij1",
"color": "#ff0",
"zetels": 1,
"label": "BIJ1",
"rechts": 3
}
];
let chart;
function updateGraph(feature) {
if (!chart) {
let data = {
labels: partijen.map(partij=>partij.label),
datasets: [{
backgroundColor: partijen.map(partij=>partij.color),
data: partijen.map(partij=>feature.properties[partij.name])
},{
backgroundColor: partijen.map(partij=>partij.color),
data: partijen.map(partij=>partij.zetels)
},{
backgroundColor: partijen.map(partij=>partij.color),
data: partijen.map(partij=>partij.zetels)
}]
}
let ctx = document.querySelector('#currentchart').getContext('2d');
chart = new Chart(ctx, {
// The type of chart we want to create
type: 'doughnut',
// The data for our dataset
data: data,
// Configuration options go here
options: {
//legend: true
}
});
} else {
chart.data.datasets[0].data = partijen.map(partij=>feature.properties[partij.name]);
chart.update();
}
}
function setCompareData(feature) {
if (chart && chart.data.datasets.length == 3) {
chart.data.datasets[1].data = partijen.map(partij=>feature.properties[partij.name]);
chart.update();
}
}
function updateSortering() {
let sortering = document.querySelector('input[name="order"]:checked').value;
switch (sortering) {
case "zetels":
partijen = partijen.sort((partij1, partij2)=>partij1.zetels-partij2.zetels);
chart = undefined;
break;
case "linksrechts":
partijen = partijen.sort((partij1, partij2)=>partij1.rechts - partij2.rechts);
chart = undefined;
break;
}
}
let orderbuttons = document.querySelectorAll('input[name="order"]');
for (const button of orderbuttons){
button.addEventListener('click', (e) => {
updateSortering();
});
}
var map = new mapboxgl.Map({
container: 'map',
style: 'styles/freetilehosting/positron.json',
zoom: 16,
center: [4.913, 52.342],
pitch: 60,
maxPitch: 60
});
map.on('load', function () {
map.addSource("stemdata", {
type: "vector",
tiles: [`http://leda.geodan.nl:8090/data/anneb.tk2021_aggr/mvt/{z}/{x}/{y}?geom_column=geomcircle&columns=locatie,geldige%20stemmen,ongeldig,blanco,location_inprecise,${partijen.map(partij=>partij.name).join(',')}&include_nulls=0`],
bounds: [3.25524871110589,50.7347266517351,7.24079584680245,53.5258520631408],
minzoom: 8,
maxzoom: 18
})
let layerData = {
"id": "overig",
"type": "fill-extrusion",
"source": "stemdata",
"source-layer": "anneb.tk2021_aggr",
"minzoom": 8,
"maxzoom": 24,
"paint": {
"fill-extrusion-color": "grey",
"fill-extrusion-height": ["*",["get", "geldige stemmen"],0.1],
"fill-extrusion-base": ["*",["+"].concat(partijen.map(partij=>["get", partij.name])),0.1],
"fill-extrusion-opacity": 0.95
}
}
map.addLayer(layerData);
for (let i = 0; i < partijen.length; i++) {
let partijData = {
"id": partijen[i].name,
"type": "fill-extrusion",
"source": "stemdata",
"source-layer": "anneb.tk2021_aggr",
"minzoom": 8,
"maxzoom": 24,
"paint": {
"fill-extrusion-color": partijen[i].color,
"fill-extrusion-height": ["*",["+"].concat(partijen.filter((partij,index)=>index<=i).map(partij=>["get",partij.name])),0.1],
"fill-extrusion-base": i==0?0:["*",["+"].concat(partijen.filter((partij,index)=>index<i).map(partij=>["get",partij.name])),0.1],
"fill-extrusion-opacity": 0.95
}
}
map.addLayer(partijData);
};
let prevLocatie = '';
map.on('mousemove', function (e) {
var features = map.queryRenderedFeatures(e.point).map(function(feature){ return {layer: {id: feature.layer.id, type: feature.layer.type}, properties:(feature.properties)};});
if (features.length) {
let feature = features[0];
if (feature.properties.hasOwnProperty("locatie")) {
if (feature.properties.locatie !== prevLocatie) {
prevLocatie = feature.properties.locatie;
updateGraph(feature)
}
}
}
});
map.on('click', function(e) {
let features = map.queryRenderedFeatures(e.point).map(function(feature){ return {layer: {id: feature.layer.id, type: feature.layer.type}, properties:(feature.properties)};});
if (features.length) {
if (features[0].properties.hasOwnProperty("locatie")) {
setCompareData(features[0]);
}
}
});
});
</script>
</body>
</html>