[课程 班级 描述 CadAcdsList CadAppIdDictionary CadBinaryCodeValue CadBlockDictionary CadBlockRecordList CadClassList CadCodeValue CadDimensionDictionary CadImage CadLayersList CadLayoutDictionary CadLineTypesDictionary CadStylesList CadUcsList CadViewList CadVportList Dxf2DPointAttribute Dxf3DPointAttribute DxfBinaryAttribute DxfBoolAttribute DxfDoubleAttribute DxfImage DxfIntAttribute DxfLongAttribute DxfPropertyAttribute DxfShortAttribute DxfSingleValueProperty DxfSizeAttribute DxfStringAttribute 枚举 枚举 描述 CadDrawTypeMode 表示对象着色的可能模式。 CadEntityAttribute ScaleType 表示图像自动缩放的可能模式。]