Function beforeDraw

src/plugins/plugin.filler/index.js:51–66

(chart, _args, options)

  },

  beforeDraw(chart, _args, options) {
    const draw = options.drawTime === 'beforeDraw';
    const metasets = chart.getSortedVisibleDatasetMetas();
    const area = chart.chartArea;
    for (let i = metasets.length - 1; i >= 0; --i) {
      const source = metasets[i].$filler;
      if (!source) {
        continue;
      }

      source.line.updateControlPoints(area, source.axis);
      if (draw && source.fill) {
        _drawfill(chart.ctx, source, area);
      }
    }
  },

  beforeDatasetsDraw(chart, _args, options) {
    if (options.drawTime !== 'beforeDatasetsDraw') {