Bug 190981 The image id of image in different pages are the same
The id of image generated by the same report item (such as chart) are the same, thought the image contents are in different pages.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/presentation/LocalizedContentVisitor.java
}
	
	/**
	 * @return whether the output format is for printing
	 */
	protected boolean isForPrinting( )
	{
		String outputFormat = getOutputFormat( );
		if ( "FO".equalsIgnoreCase( outputFormat )
				|| "PDF".equalsIgnoreCase( outputFormat )
				||"POSTSCRIPT".equalsIgnoreCase( outputFormat ))
			return true;
		return false;
	}
	/**
	 * handle an extended item.
	 * 
	 * @param content
	 *            the object.
	 */
	protected IContent processExtendedContent( IForeignContent content )
	{
		assert IForeignContent.EXTERNAL_TYPE.equals( content.getRawType( ) );
		assert content.getGenerateBy( ) instanceof ExtendedItemDesign;
		IContent generatedContent = content;
		
		ExtendedItemDesign design = (ExtendedItemDesign) content
				.getGenerateBy( );
		ExtendedItemHandle handle = (ExtendedItemHandle) design.getHandle( );
		String tagName = handle.getExtensionName( );