import ezdxf

# Load the DXF file
doc = ezdxf.readfile("cube.dxf")

# 遍历 DXF 文件中的所有实体

Points = None
rad = None
for entity in doc.modelspace():
    # 输出实体类型
    print("实体类型:", entity.dxftype())
    print( entity.dxf.layer)
    if entity.dxf.layer =='办公楼':

        if entity.dxftype() == "HATCH":
            a = entity.paths
            b = entity.paths[0]
            print(entity.paths[0].vertices)

    # 根据实体类型输出参数
    if entity.dxftype() == "LINE":
        print("句柄:", entity.dxf.handle)
        print("起点坐标:", entity.dxf.start)
        print("终点坐标:", entity.dxf.end)
    elif entity.dxftype() == "CIRCLE":
        print("句柄:", entity.dxf.handle)
        print("圆心坐标:", entity.dxf.center)
        print("半径:", entity.dxf.radius)
        # 保存半径
        rad = entity.dxf.radius
    elif entity.dxftype() == "LWPOLYLINE":
        print("句柄:", entity.dxf.handle)
        vertices = entity.get_points("xy")
        print("顶点坐标列表:", vertices)
        # 保存顶点坐标
        Points = vertices

    print()

"""
实体类型: LWPOLYLINE
句柄: 2B6
顶点坐标列表: [(1849.874614722246, 2126.668048160624), (2049.874614722247, 2126.668048160624), (2049.874614722247, 1926.668048160624), (1849.874614722246, 1926.668048160624)]
实体类型: CIRCLE
句柄: 2B7
圆心坐标: (1949.874614722246, 2026.668048160624, 0.0)
半径: 99.99999999999979
"""