The arc has a sweep Angle of -180 degrees, which is counterclockwise in the default coordinate system.

这个弧形的散出角度为- 180度，也就是预设座标系统的逆时针方向。

youdao

The arc has a sweep Angle of -180 degrees, which is counterclockwise in the default coordinate system.

这个弧形的散出角度为- 180度，也就是预设座标系统的逆时针方向。

youdao