class Example(gantt.Standard): data = acso def modify_widget(self, widget, task): widget.text(task.to_string["%d"].start, LEFT - 3 * HSEP, VCENTER, horizontalalignment="right", verticalalignment="center") widget.text(task.to_string["%d"].end, RIGHT + 3 * HSEP, VCENTER, horizontalalignment="left", verticalalignment="center") def make_diamond_shape(self, widget, title): from faces.charting import shapes widget.set_shape(shapes.diamond, "milestone") widget.text(title, HCENTER, TOP + 2*VSEP, horizontalalignment ="center", verticalalignment="bottom", fontproperties="top") return widget