Bug 119220 Image in library can't display properly when it is imported in a report design.
Description: Image in library can't display properly when it is imported in a report design. Steps to reproduce: 1. Add an image in a library. 2. Use this library in a report design. 3. Drag the image from library explorer into layout view. 4. The image is marked invalid.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/ImageHandle.java
{
			return getStringProperty( ImageItem.VALUE_EXPR_PROP );
		}
		return null;
	}
	/**
	 * Returns the embedded image name that this image refers, if the image
	 * source type is <code>IMAGE_REF_TYPE_EMBED</code>. This is not the same
	 * as {@link DesignElementHandle#getName}of this image item.
	 * 
	 * @return the embedded image name, if the image source type is
	 *         <code>IMAGE_REF_TYPE_EMBED</code>. Otherwise, return
	 *         <code>null</code>.
	 */
	public String getImageName( )
	{
		if ( !DesignChoiceConstants.IMAGE_REF_TYPE_EMBED
				.equalsIgnoreCase( getStringProperty( ImageItem.SOURCE_PROP ) ) )
			return null;
		
		return getStringProperty( IImageItemModel.IMAGE_NAME_PROP );
	}
	/**
	 * Sets the embedded image name that this image refers, if the image source
	 * type is <code>IMAGE_REF_TYPE_EMBED</code>. The reference type is
	 * automatically set in this method. This is not the same as
	 * {@link DesignElementHandle#setName( String )}.
	 * 
	 * @param name
	 *            the embedded image name