2021-04-02 14:04:39 +02:00
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# Radar
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```js chart-editor
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// <block:actions:2>
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const actions = [
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{
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name: 'Randomize',
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handler(chart) {
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chart.data.datasets.forEach(dataset => {
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dataset.data = Utils.numbers({count: chart.data.labels.length, min: 0, max: 100});
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});
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chart.update();
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}
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},
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{
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name: 'Add Dataset',
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handler(chart) {
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const data = chart.data;
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const dsColor = Utils.namedColor(chart.data.datasets.length);
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const newDataset = {
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label: 'Dataset ' + (data.datasets.length + 1),
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backgroundColor: Utils.transparentize(dsColor, 0.5),
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borderColor: dsColor,
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data: Utils.numbers({count: data.labels.length, min: 0, max: 100}),
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};
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chart.data.datasets.push(newDataset);
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chart.update();
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}
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},
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{
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name: 'Add Data',
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handler(chart) {
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const data = chart.data;
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if (data.datasets.length > 0) {
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data.labels = Utils.months({count: data.labels.length + 1});
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2021-10-13 20:51:33 +02:00
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for (let index = 0; index < data.datasets.length; ++index) {
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2021-04-02 14:04:39 +02:00
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data.datasets[index].data.push(Utils.rand(0, 100));
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}
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chart.update();
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}
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}
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},
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{
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name: 'Remove Dataset',
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handler(chart) {
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chart.data.datasets.pop();
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chart.update();
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}
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},
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{
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name: 'Remove Data',
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handler(chart) {
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chart.data.labels.splice(-1, 1); // remove the label first
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chart.data.datasets.forEach(dataset => {
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dataset.data.pop();
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});
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chart.update();
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}
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}
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];
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// </block:actions>
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// <block:setup:1>
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const DATA_COUNT = 7;
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const NUMBER_CFG = {count: DATA_COUNT, min: 0, max: 100};
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const labels = Utils.months({count: 7});
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const data = {
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labels: labels,
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datasets: [
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{
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label: 'Dataset 1',
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data: Utils.numbers(NUMBER_CFG),
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borderColor: Utils.CHART_COLORS.red,
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backgroundColor: Utils.transparentize(Utils.CHART_COLORS.red, 0.5),
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},
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{
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label: 'Dataset 2',
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data: Utils.numbers(NUMBER_CFG),
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borderColor: Utils.CHART_COLORS.blue,
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backgroundColor: Utils.transparentize(Utils.CHART_COLORS.blue, 0.5),
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}
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]
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};
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// </block:setup>
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// <block:config:0>
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const config = {
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type: 'radar',
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data: data,
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options: {
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responsive: true,
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plugins: {
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title: {
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display: true,
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text: 'Chart.js Radar Chart'
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}
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}
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},
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};
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// </block:config>
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module.exports = {
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actions: actions,
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config: config,
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};
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```
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2022-05-21 17:02:13 +02:00
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## Docs
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* [Radar](../../charts/radar.html)
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* [Data structures (`labels`)](../../general/data-structures.html)
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