Bug 147676 [regression]Visibility set in the first col will affect the second col
Description: Visibility set in the first col will affect the second col Steps to reproduce: 1. Insert a grid(3*3), insert contents to each cell. 2.Set the first col to hide all in visibility and preview Expected result: Only the first col is hidden. Actual result: The second col is hidden, too. If you set the second col in step2, the third col will disappear.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/pdf/PDFAbstractLM.java
protected void removeBorder( IStyle style )
	{
		if ( style != null )
		{
			style.setProperty( IStyle.STYLE_BORDER_LEFT_WIDTH, IStyle.NUMBER_0 );
			style
					.setProperty( IStyle.STYLE_BORDER_RIGHT_WIDTH,
							IStyle.NUMBER_0 );
			style.setProperty( IStyle.STYLE_BORDER_TOP_WIDTH, IStyle.NUMBER_0 );
			style.setProperty( IStyle.STYLE_BORDER_BOTTOM_WIDTH,
					IStyle.NUMBER_0 );
		}
	}
	protected void removeMargin( IStyle style )
	{
		if ( style != null )
		{
			style.setProperty( IStyle.STYLE_MARGIN_LEFT, IStyle.NUMBER_0 );
			style.setProperty( IStyle.STYLE_MARGIN_RIGHT, IStyle.NUMBER_0 );
			style.setProperty( IStyle.STYLE_MARGIN_TOP, IStyle.NUMBER_0 );
			style.setProperty( IStyle.STYLE_MARGIN_BOTTOM, IStyle.NUMBER_0 );
		}
	}
	protected boolean isHidden( )
	{
		if ( content != null )
		{
			IStyle style = content.getComputedStyle( );
			String formats = style.getVisibleFormat( ).toUpperCase( );
			String format = emitter.getOutputFormat( ).toUpperCase( );