AutoCAD modified schema Xdata seq datavalue seq A vertex seq AutoCAD entity base class id Acad layer Acad Colour xdata AutoCAD 3d polyline line width is first and last points the same AutoCAD hatched polygon A network test Layer class A layer test property A network test class A network test property A parent network node test class A network node test class A speed property A network link test class A speed property A layer test property A network test Layer class A layer test property A network test property A network test class A network test property A parent network node test class A speed property A network node test class A speed property A network link test class AutoCAD hatched polygon Electrical schema Ontario Hydro 2004/06/10 electical base class Acad entity positional info feet id transformer.dll voltage no A, B or C modified type name type name pole shape point location A network test Layer class A layer test property A network test class A network test property A parent network node test class A network node test class A speed property A network link test class A speed property A layer test property A network test Layer class A layer test property A network test property A network test class A network test property A parent network node test class A speed property A network node test class A speed property A network link test class A network test property A network test property A network test class A network test property