参考：https://blog.csdn.net/faithmy509/article/details/80235631

Python：

python
import math
# 逆时针旋转angle
def rotate(angle, pointP, pointQ):
    x2, y2 = pointQ  # 旋转中心点
    x1, y1 = pointP  # 旋转前的点
    x = x2 + (x1 - x2) * math.cos(angle) - (y1 - y2) * math.sin(angle)
    y = y2 + (x1 - x2) * math.sin(angle) + (y1 - y2) * math.cos(angle)
    return [x, y]