* @return Returns the style of the cell.
	 */
	public Map<String, Object> getCellStyle(Object cell)
	{
		Map<String, Object> style = (model.isEdge(cell)) ? stylesheet
				.getDefaultEdgeStyle() : stylesheet.getDefaultVertexStyle();

		String name = model.getStyle(cell);

		if (name != null)
		{
			style = postProcessCellStyle(stylesheet.getCellStyle(name, style));
		}

		if (style == null)
		{
			style = mxStylesheet.EMPTY_STYLE;
		}

		return style;
	}