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all samples working
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‎docs/.vitepress/config.mjs‎

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@@ -33,7 +33,7 @@ export default defineConfig({
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{ text: 'Home', link: '/' },
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{ text: 'Guide', link: '/guide/integration' },
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{ text: 'Reference', link: '/api/README' },
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{ text: 'Samples', link: `/samples/` },
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{ text: 'Samples', link: `/samples/basic` },
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{
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text: 'Ecosystem',
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ariaLabel: 'Community Menu',
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{
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text: 'Guide',
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collapsed: false,
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link: '/guide/integration',
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items: [
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{ text: 'Integration', link: '/guide/integration' },
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{ text: 'Usage', link: '/guide/usage' },
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{
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text: 'Samples',
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collapsed: false,
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link: '/samples/basic',
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items: [
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{ text: 'Basic', link: '/samples/basic' },
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{

‎docs/samples/drag/category.js‎

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/* playground-hide */
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import Chart from '../../scripts/register.js';
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import * as Utils from '../../scripts/utils.js';
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/* playground-hide-end */
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// data
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/* playground-fold */
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const DATA_COUNT = 20;
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const NUMBER_CFG = {count: DATA_COUNT, min: -100, max: 100};
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const data = {
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labels: Utils.months({count: DATA_COUNT}),
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datasets: [{
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label: 'Dataset 1',
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borderColor: Utils.randomColor(0.7),
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backgroundColor: Utils.randomColor(0.5),
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data: Utils.numbers(NUMBER_CFG),
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}, {
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label: 'Dataset 2',
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borderColor: Utils.randomColor(0.7),
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backgroundColor: Utils.randomColor(0.5),
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data: Utils.numbers(NUMBER_CFG),
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}, {
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label: 'Dataset 3',
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borderColor: Utils.randomColor(0.7),
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backgroundColor: Utils.randomColor(0.5),
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data: Utils.numbers(NUMBER_CFG),
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}]
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};
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/* playground-fold-end */
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// scales
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/* playground-fold */
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const scaleOpts = {
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grid: {
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borderColor: Utils.randomColor(1),
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color: 'rgba( 0, 0, 0, 0.1)',
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},
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title: {
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display: true,
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text: (ctx) => ctx.scale.axis + ' axis',
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}
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};
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const scales = {
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x: {
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type: 'category',
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},
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y: {
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type: 'linear',
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ticks: {
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callback: (val, index, ticks) => index === 0 || index === ticks.length - 1 ? null : val,
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},
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},
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};
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Object.keys(scales).forEach(scale => Object.assign(scales[scale], scaleOpts));
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/* playground-fold-end */
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// chart
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const ctx = document.querySelector('canvas');
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const chart = new Chart(ctx, {
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type: 'bar',
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data: data,
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options: {
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scales: scales,
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plugins: {
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tooltip: false,
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zoom: {
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pan: {
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enabled: true,
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mode: 'x',
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modifierKey: 'ctrl',
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},
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zoom: {
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drag: {
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enabled: true
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},
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mode: 'x',
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},
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}
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},
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}
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});
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// button
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/* playground-fold */
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const btn = document.createElement('button');
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btn.textContent = 'Reset zoom';
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btn.addEventListener('click', () => chart.resetZoom());
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document.body.append(btn);
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/* playground-fold-end */

‎docs/samples/drag/category.md‎

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33
Zooming is performed by clicking and selecting an area over the chart with the mouse. Pan is activated by keeping `ctrl` pressed.
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```js chart-editor
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// <block:data:1>
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const DATA_COUNT = 20
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const NUMBER_CFG = {count: DATA_COUNT, min: -100, max: 100}
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const data = {
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labels: Utils.months({count: DATA_COUNT}),
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datasets: [{
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label: 'Dataset 1',
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borderColor: Utils.randomColor(0.7),
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backgroundColor: Utils.randomColor(0.5),
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data: Utils.numbers(NUMBER_CFG),
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}, {
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label: 'Dataset 2',
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borderColor: Utils.randomColor(0.7),
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backgroundColor: Utils.randomColor(0.5),
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data: Utils.numbers(NUMBER_CFG),
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}, {
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label: 'Dataset 3',
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borderColor: Utils.randomColor(0.7),
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backgroundColor: Utils.randomColor(0.5),
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data: Utils.numbers(NUMBER_CFG),
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}]
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}
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// </block:data>
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<div data-sample-holder></div>
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// <block:scales:2>
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const scaleOpts = {
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grid: {
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borderColor: Utils.randomColor(1),
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color: 'rgba( 0, 0, 0, 0.1)',
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},
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title: {
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display: true,
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text: (ctx) => ctx.scale.axis + ' axis',
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}
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}
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const scales = {
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x: {
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type: 'category',
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},
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y: {
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type: 'linear',
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ticks: {
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callback: (val, index, ticks) => index === 0 || index === ticks.length - 1 ? null : val,
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},
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},
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}
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Object.keys(scales).forEach(scale => Object.assign(scales[scale], scaleOpts))
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// </block:scales>
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<script setup>
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import {onMounted} from 'vue';
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import {setupSample} from '../../scripts/setup-sample.js';
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import code from "./category.js?raw";
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// <block:config:0>
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const config = {
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type: 'bar',
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data: data,
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options: {
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scales: scales,
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plugins: {
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tooltip: false,
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zoom: {
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pan: {
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enabled: true,
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mode: 'x',
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modifierKey: 'ctrl',
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},
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zoom: {
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drag: {
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enabled: true
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},
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mode: 'x',
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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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const actions = [
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{
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name: 'Reset zoom',
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handler(chart) {
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chart.resetZoom()
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}
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}
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]
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module.exports = {
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actions,
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config,
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}
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```
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onMounted(() => setupSample(code));
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</script>

‎docs/samples/drag/linear.js‎

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/* playground-hide */
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import Chart from '../../scripts/register.js';
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import * as Utils from '../../scripts/utils.js';
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/* playground-hide-end */
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// data
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/* playground-fold */
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const NUMBER_CFG = {count: 20, min: -100, max: 100};
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const data = {
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datasets: [{
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label: 'My First dataset',
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borderColor: Utils.randomColor(0.4),
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backgroundColor: Utils.randomColor(0.1),
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pointBorderColor: Utils.randomColor(0.7),
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pointBackgroundColor: Utils.randomColor(0.5),
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pointBorderWidth: 1,
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data: Utils.points(NUMBER_CFG),
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}, {
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label: 'My Second dataset',
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borderColor: Utils.randomColor(0.4),
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backgroundColor: Utils.randomColor(0.1),
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pointBorderColor: Utils.randomColor(0.7),
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pointBackgroundColor: Utils.randomColor(0.5),
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pointBorderWidth: 1,
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data: Utils.points(NUMBER_CFG),
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}]
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};
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/* playground-fold-end */
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// scales
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/* playground-fold */
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const scaleOpts = {
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reverse: true,
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ticks: {
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callback: (val, index, ticks) => index === 0 || index === ticks.length - 1 ? null : val,
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},
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grid: {
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borderColor: Utils.randomColor(1),
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color: 'rgba( 0, 0, 0, 0.1)',
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},
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title: {
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display: true,
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text: (ctx) => ctx.scale.axis + ' axis',
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}
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};
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const scales = {
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x: {
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position: 'top',
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},
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y: {
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position: 'right',
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},
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};
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Object.keys(scales).forEach(scale => Object.assign(scales[scale], scaleOpts));
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/* playground-fold-end */
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// zoom
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const dragColor = Utils.randomColor(0.4);
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const zoomOptions = {
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pan: {
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enabled: true,
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mode: 'xy',
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modifierKey: 'ctrl',
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},
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zoom: {
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mode: 'xy',
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drag: {
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enabled: true,
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borderColor: 'rgb(54, 162, 235)',
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borderWidth: 1,
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backgroundColor: 'rgba(54, 162, 235, 0.3)'
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}
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}
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};
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// chart
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/* playground-fold */
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const zoomStatus = () => zoomOptions.zoom.drag.enabled ? 'enabled' : 'disabled';
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const ctx = document.querySelector('canvas');
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const chart = new Chart(ctx, {
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type: 'scatter',
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data: data,
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options: {
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scales: scales,
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plugins: {
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zoom: zoomOptions,
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title: {
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display: true,
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position: 'bottom',
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text: (ctx) => 'Zoom: ' + zoomStatus()
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}
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},
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}
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});
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/* playground-fold-end */
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// buttons
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/* playground-fold */
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createButton('Toggle zoom', () => {
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zoomOptions.zoom.drag.enabled = !zoomOptions.zoom.drag.enabled;
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chart.update();
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});
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createButton('Reset zoom', () => chart.resetZoom());
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function createButton(label, handler) {
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const btn = document.createElement('button');
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btn.textContent = label;
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btn.addEventListener('click', handler);
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document.body.append(btn);
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}
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/* playground-fold-end */

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