根据中心线色批量插入指定角度的各种块

先将不同厚度的墙体的中心线颜色设成不同的颜色，并将中心线在交点处打断后，再使用此程序，其目的是，在墙体相交处插入不同的柱子。-Assigns the angle according to the middle line color batch insertion each kind of block to suppose first the different thickness wall middle line color the different color, and the middle line after the point of intersection interruption, then uses this procedure, its goal is, in wall intersect point insertion different pillar.