Connections can also be full-fledged objects themselves, with reshape handles and editable properties. This sort of implementation would mean connections could be independently selected, moved, and deleted as well.

• 连接本身也完全可以成为对象，具有调整大小的操作点和可以编辑的属性，这种实现方式意味着连接可以进行独立的选择、移动和删除。