chart-on-component-click.ts

import { Chart } from '../../../src';

const componentNames = [
  // legend group
  'legend-category',
  // legend item marker
  'legend-category-item-marker',
  // legend item label
  'legend-category-item-label',
  // axis
  'grid-line',
  // tick
  'axis-tick-item',
  // axis label
  'axis-label-item',
];

export function chartOnComponentClick(context) {
  const { container, canvas } = context;

  const chart = new Chart({ container, canvas });

  chart
    .interval()
    .data([
      { month: 'Jan.', profit: 387264, start: 0, end: 387264 },
      { month: 'Feb.', profit: 772096, start: 387264, end: 1159360 },
      { month: 'Mar.', profit: 638075, start: 1159360, end: 1797435 },
      { month: 'Apr.', profit: -211386, start: 1797435, end: 1586049 },
      { month: 'May', profit: -138135, start: 1586049, end: 1447914 },
      { month: 'Jun', profit: -267238, start: 1447914, end: 1180676 },
      { month: 'Jul.', profit: 431406, start: 1180676, end: 1612082 },
      { month: 'Aug.', profit: 363018, start: 1612082, end: 1975100 },
      { month: 'Sep.', profit: -224638, start: 1975100, end: 1750462 },
      { month: 'Oct.', profit: -299867, start: 1750462, end: 1450595 },
      { month: 'Nov.', profit: 607365, start: 1450595, end: 2057960 },
      { month: 'Dec.', profit: 1106986, start: 2057960, end: 3164946 },
      { month: 'Total', start: 0, end: 3164946 },
    ])
    .encode('x', 'month')
    .encode('y', ['end', 'start'])
    .encode('color', (d) =>
      d.month === 'Total' ? 'Total' : d.profit > 0 ? 'Increase' : 'Decrease',
    )
    .axis('y', { labelFormatter: '~s' })
    .tooltip(['start', 'end']);

  chart.on('component:click', () => console.log('click component'));

  componentNames.forEach((name) => {
    chart.on(`${name}:click`, () => console.log(`click ${name}`));
  });

  const finished = chart.render();

  return { chart, finished };
}