Bug 188029 Top face is missing in Area chart of 2D+ with negative values
Top face is missing in Area chart of 2D+ with negative values. Please see attached screenshot.
chart/org.eclipse.birt.chart.engine/src/org/eclipse/birt/chart/computation/withaxes/PlotWith2DAxes.java
}
					else
					{
						dX = daTickCoordinates[0] + dUnitSize * i;
						if ( !oaxBase.isTickBwtweenCategories( ) )
						{
							dX += dUnitSize / 2;
						}
						try
						{
							dY = getLocation( scOrthogonal, oDataOrthogonal );
						}
						catch ( IllegalArgumentException nvex )
						{
							
							dY = Double.NaN;
						}
						catch ( ChartException dfex )
						{
							dY = dOrthogonalZero; 
						}
					}
				}
				else
				{
					
					try
					{
						dX = getLocation( scBase, oDataBase );
					}