How Can I Limit The Length Of A Highcharts Plotline On The Y-axis For A Boxplot?

I am using highchairs 3.0 to create a graph that has N Boxes on it. So far so good. However, one of the user desires is to draw a few plotLines (based on values on the Yaxis) for

Solution 1:

The best way that I have found to do this is by extending the marker symbol types to create a horizontal line. Use this as the marker symbol type for a scatter series to accomplish what you're looking for.

Highcharts.Renderer.prototype.symbols.hline = function(x, y, width, height) {
    return ['M',x ,y + height / 2,'L',x+width,y + width / 2];
};

Example:

• http://jsfiddle.net/jlbriggs/m85yv3aq/

Required inputs of: radius, lineWidth, color

((also a useful way to build bullet charts:

• http://jsfiddle.net/jlbriggs/UGs2E/

))