html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    var chart = anychart.bubble();

​

    var series = chart.bubble([

        {x: 1, value: 1.0, size: 2},

        {x: 2, value: 1.6, size: -7},

        {x: 3, value: 1.2, size: -4},

        {x: 4, value: 1.9, size: 3},

        {x: 4, value: 1.5, size: -2}

    ]);

​

    series.displayNegative(true);

​

    var state = series.normal();

​

    // Set negative hatch fill.

    state.negativeHatchFill(function(){

        if (this.value < 1.4) {

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

        }

    });

​

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

    chart.container('container');

    chart.draw();

});