Drag Points

From Documentation

You can enable draggable-points for one or all series, then users can drag to move a data point in a chart:

Draggable-point.gif

DraggablePointComposer.java

    private Charts chart;
...

        //enable drag and drop for a specific series
        chart.getSeries().getDragDrop().setDraggableY(true);
        //enable drag and drop for all series
        chart.getPlotOptions().getSeries().getDragDrop().setDraggableX(true);


Reference: Highcharts API Rerenence


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