The polyline of the panel is somewhat different from the polyline of the schematic. It is an overall path shape in the panel, and you can see it by looking at its properties panel. By drawing a polyline, you can draw the graphics you need.

Entry: Top Menu - Place - Polyline.

图 83

When you click to select it, it is a Shape object, you can drag the vertices of the bounding box to adjust the size of the graph.

图 84