Bug 207268 Add visibility option for plot within axes
For chart with axes, we should make plot within axes invisible. Meantime, other plots, such as axes, legend and title, should be visible. This enhancement doesn't include UI change, and it is required for cross tab integration.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/render/AxesRenderer.java
}
	
	/**
	 * Checks if the datetime data point entry is in the range of plot area.
	 * Default result is 0, inside.
	 * 
	 * @param entry
	 *            data point entry
	 * @param min
	 *            scale min
	 * @param max
	 *            scale max
	 * @return int indicates if data point entry is in the range of plot area. 0
	 *         inside, 1 left side, 2 outside
	 */
	protected final int checkEntryInDatetimeRange( CDateTime entry, Object min,
			Object max )
	{
		int iOutside = 0;
		CDateTime cmin = Methods.asDateTime( min );
		CDateTime cmax = Methods.asDateTime( max );
		if ( entry.before( cmin ) )
		{
			iOutside = 1;
		}
		else if ( entry.after( cmax ) )
		{
			iOutside = 2;
		}
		return iOutside;