recharts/es6/state/selectors/selectPlotArea.js

React charts

import { createSelector } from 'reselect';
import { selectChartOffset } from './selectChartOffset';
import { selectChartHeight, selectChartWidth } from './containerSelectors';
export var selectPlotArea = createSelector([selectChartOffset, selectChartWidth, selectChartHeight], (offset, chartWidth, chartHeight) => {
  if (!offset || chartWidth == null || chartHeight == null) {
    return undefined;
  }
  return {
    x: offset.left,
    y: offset.top,
    width: Math.max(0, chartWidth - offset.left - offset.right),
    height: Math.max(0, chartHeight - offset.top - offset.bottom)
  };
});