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
int leftBorder = Math.max( 0, getDimensionValue( style
				.getProperty( IStyle.STYLE_BORDER_LEFT_WIDTH ), 0 ) );
		int rightBorder = Math.max( 0, getDimensionValue( style
				.getProperty( IStyle.STYLE_BORDER_RIGHT_WIDTH ), 0 ) );
		int topBorder = Math.max( 0, getDimensionValue( style
				.getProperty( IStyle.STYLE_BORDER_TOP_WIDTH ), 0 ) );
		int bottomBorder = Math.max( 0, getDimensionValue( style
				.getProperty( IStyle.STYLE_BORDER_BOTTOM_WIDTH ), 0 ) );
		int[] vs = new int[]{rightMargin, leftMargin, rightPadding,
				leftPadding, rightBorder, leftBorder};
		resolveBoxConflict( vs, maxWidth );
		int[] hs = new int[]{bottomMargin, topMargin, bottomPadding,
				topPadding, bottomBorder, topBorder};
		resolveBoxConflict( hs, context.getMaxHeight( ) );
		style.setProperty( IStyle.STYLE_MARGIN_LEFT, new FloatValue(
				CSSPrimitiveValue.CSS_NUMBER, vs[1] ) );
		style.setProperty( IStyle.STYLE_MARGIN_RIGHT, new FloatValue(
				CSSPrimitiveValue.CSS_NUMBER, vs[0] ) );
		style.setProperty( IStyle.STYLE_MARGIN_TOP, new FloatValue(
				CSSPrimitiveValue.CSS_NUMBER, hs[1] ) );
		style.setProperty( IStyle.STYLE_MARGIN_BOTTOM, new FloatValue(
				CSSPrimitiveValue.CSS_NUMBER, hs[0] ) );
		style.setProperty( IStyle.STYLE_PADDING_LEFT, new FloatValue(
				CSSPrimitiveValue.CSS_NUMBER, vs[3] ) );
		style.setProperty( IStyle.STYLE_PADDING_RIGHT, new FloatValue(
				CSSPrimitiveValue.CSS_NUMBER, vs[2] ) );
		style.setProperty( IStyle.STYLE_PADDING_TOP, new FloatValue(
				CSSPrimitiveValue.CSS_NUMBER, hs[3] ) );
		style.setProperty( IStyle.STYLE_PADDING_BOTTOM, new FloatValue(