位置

¥Position

此示例展示了如何更改图表图例的位置。

¥This sample show how to change the position of the chart legend.

const config = { type: 'line', data: data, };

const config = {
  type: 'line',
  data: data,
};

const DATA_COUNT = 7; const NUMBER_CFG = {count: DATA_COUNT, min: -100, max: 100}; const data = { labels: Utils.months({count: DATA_COUNT}), datasets: [ { label: 'Dataset 1', data: Utils.numbers(NUMBER_CFG), fill: false, borderColor: Utils.CHART_COLORS.red, backgroundColor: Utils.transparentize(Utils.CHART_COLORS.red, 0.5), }, ] };

const DATA_COUNT = 7;
const NUMBER_CFG = {count: DATA_COUNT, min: -100, max: 100};
const data = {
  labels: Utils.months({count: DATA_COUNT}),
  datasets: [
    {
      label: 'Dataset 1',
      data: Utils.numbers(NUMBER_CFG),
      fill: false,
      borderColor: Utils.CHART_COLORS.red,
      backgroundColor: Utils.transparentize(Utils.CHART_COLORS.red, 0.5),
    },
  ]
};

const actions = [ { name: 'Position: top', handler(chart) { chart.options.plugins.legend.position = 'top'; chart.update(); } }, { name: 'Position: right', handler(chart) { chart.options.plugins.legend.position = 'right'; chart.update(); } }, { name: 'Position: bottom', handler(chart) { chart.options.plugins.legend.position = 'bottom'; chart.update(); } }, { name: 'Position: left', handler(chart) { chart.options.plugins.legend.position = 'left'; chart.update(); } }, ];

const actions = [
  {
    name: 'Position: top',
    handler(chart) {
      chart.options.plugins.legend.position = 'top';
      chart.update();
    }
  },
  {
    name: 'Position: right',
    handler(chart) {
      chart.options.plugins.legend.position = 'right';
      chart.update();
    }
  },
  {
    name: 'Position: bottom',
    handler(chart) {
      chart.options.plugins.legend.position = 'bottom';
      chart.update();
    }
  },
  {
    name: 'Position: left',
    handler(chart) {
      chart.options.plugins.legend.position = 'left';
      chart.update();
    }
  },
];

文档

¥Docs

• 数据结构（labels）

  ¥Data structures (labels)

• 折线

  ¥Line

• 图例

  ¥Legend

  • 位置

    ¥Position