html/scripts/highchart/modules/heatmap.src.js
function () {
		var options;
		seriesTypes.scatter.prototype.init.apply(this, arguments);

		options = this.options;
		this.pointRange = options.pointRange = pick(options.pointRange, options.colsize || 1); // #3758, prevent resetting in setData
		this.yAxis.axisPointRange = options.rowsize || 1; // general point range
	}
function () {
		var options;
		seriesTypes.scatter.prototype.init.apply(this, arguments);

		options = this.options;
		this.pointRange = options.pointRange = pick(options.pointRange, options.colsize || 1); // #3758, prevent resetting in setData
		this.yAxis.axisPointRange = options.rowsize || 1; // general point range
	}
function ( ) { var options ; seriesTypes . scatter . prototype . init . apply ( this , arguments ) ; options = this . options ; this . pointRange = options . pointRange = pick ( options . pointRange , options . colsize || 1 ) ; // #3758, prevent resetting in setData this . yAxis . axisPointRange = options . rowsize || 1 ; // general point range }
Override the init method to add point ranges on both axes.
Override the init method to add point ranges on both axes .