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95 lines
1.9 KiB
Markdown
95 lines
1.9 KiB
Markdown
# Multi Axis Line Chart
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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: -100, 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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// </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: -100, 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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yAxisID: 'y',
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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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yAxisID: 'y1',
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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: 'line',
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data: data,
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options: {
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responsive: true,
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interaction: {
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mode: 'index',
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intersect: false,
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},
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stacked: false,
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plugins: {
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title: {
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display: true,
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text: 'Chart.js Line Chart - Multi Axis'
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}
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},
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scales: {
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y: {
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type: 'linear',
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display: true,
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position: 'left',
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},
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y1: {
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type: 'linear',
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display: true,
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position: 'right',
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// grid line settings
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grid: {
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drawOnChartArea: false, // only want the grid lines for one axis to show up
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},
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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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## Docs
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* [Axes scales](../../axes/)
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* [Cartesian Axes](../../axes/cartesian/)
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* [Axis Position](../../axes/cartesian/#axis-position)
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* [Data structures (`labels`)](../../general/data-structures.html)
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* [Line](../../charts/line.html)
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