html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    var chart = anychart.gauges.linear([15, 20, 25, 30, 44]);

​

    var tankPointer = chart.tank(3);

​

    var state = tankPointer.normal();

​

    // Set hatch fill for the empty part of a tank.

    state.emptyHatchFill(function(){

        if (this.index > 2) {

            return {type: 'backward-diagonal', color: '#FFFFFF', thickness: 3};

        } else if (this.index < 2)

            return {type: 'forward-diagonal', color: '#FFFFFF', thickness: 3}

    });

​

    chart.width(600).height(400);

    chart.title('Set state hatch fill parameter as a function');

    chart.container('container');

    chart.draw();

});