. When you draw a connector between shapes, the connector will be attached to a glue point on each shape. Each shape has some default glue points, and the positions of the default glue points depend on the specific shape. You can add your own custom glue points to a shape and then attach connectors to the custom glue points.
。当您在形状之间绘制连接符时，连接符将会附加在每个形状的粘结点上。每个形状都有一些默认的粘结点，且默认粘结点的位置取决于特定的形状。您可以为形状添加自定义的粘结点，并将连接符附加到自定义的粘结点上。