Bug 133999 Background image won't apply to the column
Steps to reproduce: 1.New a table with some labels 2.Choose one column, apply a style with background image Expected result: Background image will be applied to the column Actual result: Background image didn't apply to the column in layout, but preview is ok
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/editors/schematic/layer/TableGridLayer.java
int alignment = -1;
				Point position = new Point( -1, -1 );
				if ( backGroundPosition instanceof int[] )
				{
					
					alignment = ( ( (int[]) backGroundPosition )[0]
							| ( (int[]) backGroundPosition )[1] );
				}
				else if ( backGroundPosition instanceof Point )
				{
					
					position = ( (Point) backGroundPosition );
				}
				else if ( backGroundPosition instanceof DimensionValue[] )
				{
					
					int percentX = (int) ( (DimensionValue[]) backGroundPosition )[0].getMeasure( );
					int percentY = (int) ( (DimensionValue[]) backGroundPosition )[1].getMeasure( );
					
					org.eclipse.swt.graphics.Rectangle imageArea = image.getBounds( );
					int xPosition = ( area.width - imageArea.width ) * percentX / 100;
					int yPosition = ( area.height - imageArea.height ) * percentY / 100;
	
					position =  new Point( xPosition, yPosition ) ;
				}
				
				int x,y;
				Dimension size = new Rectangle( image.getBounds( ) ).getSize( );
				if ( !( position.x == -1 && position.y == -1 ) )
				{