Bug 194371 Use page emitter framework to implement ppt emitter.
In order to keep consistent with pdf and postscript, ppt need to use page emitter framework.
engine/org.eclipse.birt.report.engine.emitter.ppt/src/org/eclipse/birt/report/engine/emitter/ppt/PPTEmitter.java
*/
	public void startAutoText( IAutoTextContent autoText )
	{
		ITextArea totalPage = (ITextArea) autoText.getExtension( IContent.LAYOUT_EXTENSION );
		render.setTotalPage( totalPage );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.emitter.IContentEmitter#endCell(org.eclipse.birt.report.engine.content.ICellContent)
	 */
	public void endCell( ICellContent cell )
	{
		return;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.emitter.IContentEmitter#endContainer(org.eclipse.birt.report.engine.content.IContainerContent)
	 */
	public void endContainer( IContainerContent container )
	{
		return;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.report.engine.emitter.IContentEmitter#endContent(org.eclipse.birt.report.engine.content.IContent)
	 */
	public void endContent( IContent content )