To improve the compatibility of the platform, a graphic format transform interface is designed based on analysis of the format of DXF file.

• 针对目前图形格式混乱,各软件图形数据交换困难的情况,在分析了DXF图形文件格式的基础上,设计了图形格式转换接口,大大提高了图形平台的兼容性。