code: function () {
  			var series = this,
  				dataMin = Number.MAX_VALUE,
  				dataMax = Number.MIN_VALUE;
  	
  			series.generatePoints();
  	
  			each(series.data, function (point) {
  				
  				point.shapeType = 'path';
  				point.shapeArgs = {
  					d: series.translatePath(point.path)
  				};
  				
  				// TODO: do point colors in drawPoints instead of point.init
  				if (typeof point.y === 'number') {
  					if (point.y > dataMax) {
  						dataMax = point.y;
  					} else if (point.y < dataMin) {
  						dataMin = point.y;
  					}
  				}
  			});
  			
  			series.translateColors(dataMin, dataMax);
  		}
docs: Add the path option for data points. Find the max value for color calculation.