@Override
    public void setComboLineColumnChartData(ComboLineColumnChartData data) {
        if (BuildConfig.DEBUG) {
            Log.d(TAG, "Setting data for ComboLineColumnChartView");
        }

        if (null == data) {
            this.data = null;// generateDummyData();
        } else {
            this.data = data;
        }

        super.onChartDataChange();
    }
ComboChart, supports ColumnChart combined with LineChart. Lines are always drawn on top.

@author Leszek Wach
hellocharts-library/src/lecho/lib/hellocharts/view/ComboLineColumnChartView.java