I am facing below issue while calculating bounds from geochart to load pie chart based on bounds:
zoomcharts.js:30000 Uncaught Error: This method is only available after leaflet.js has been loaded.
at i.ensureMap (zoomcharts.js:30000)
at i.unprojectFunc (zoomcharts.js:30033)
at e.chart.scene.unproject (zoomcharts.js:29984)
at e.unprojectRect (zoomcharts.js:30809)
at e.getVisibleBoundsLatLon (zoomcharts.js:30807)
at e.bounds (zoomcharts.js:31844)
at loadData ((index):526)
at e.dataFunction ((index):467)
at e.dataFunc (zoomcharts.js:25838)
at zoomcharts.js:702
How can load leaflet.js on before loading Pie Chart, please help me on this.