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(defun curve:lwpl-turn-clockwise (ent / pts convexity) "反转多段线，调整顺时针或逆时针方向。" "新多段线图元" (setq pts (curve:pline-3dpoints ent)) (setq convexity (curve:pline-convexity ent)) (if (> (length pts) (entity:getdxf ent 90)) (setq pts (reverse (cdr (reverse pts))))) (if (> (length convexity) (entity:getdxf ent 90)) (setq convexity (reverse (cdr (reverse convexity))))) (setq pts (reverse pts)) (setq convexity (mapcar (quote -) (reverse convexity))) (setq convexity (append (cdr convexity) (list (car convexity)))) (entity:make-lwpline-bold pts convexity nil 1 0))
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