BarChartView

public class BarChartView extends ChartView {

    public BarChartView(Context context) {
        this(context, null, 0);
    }

    public BarChartView(Context context, AttributeSet attrs) {
        this(context, attrs, 0);
    }

    public BarChartView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }


    @Override
    public void setGridLinesHorizontal(int count) {
        throw new UnsupportedOperationException();
    }

    @Override
    protected void onDraw(Canvas canvas) {
        int maxItems = 0;
        for (AbstractSeries series : mSeries) {
            if (series.getPoints().size() > maxItems) {
                maxItems = series.getPoints().size();
            }
        }
        mGridLinesHorizontal = maxItems - 2;
        if (mBottomLabelAdapter!=null) {
            setBottomLabelAdapter(mBottomLabelAdapter);
        }

        super.onDraw(canvas);
    }
}