DXF file output functions  LTCustomizer21 for AutoCAD LT reference manual

Using DXF file output functions, your application can draw very fast on AutoCAD LT. Compared with using script, DXF file output functions is faster because commands don't appear every drawing commands on command line window of AutoCAD LT . But these functions have many restriction ,and you may use them only under limited state. To use writing DXF file functions , you need to know DXF file format, but you can use their functions because LTCustomizer21 provides special functions which support representative data types. About detail of DXF file, refer to AutoCAD help file or explanation books of AutoCAD. writing DXF file functions can make also surface by polymesh on AutoCAD LT. It is important to use properly command() , script functions and DXF file functions.

reference

start_DXF()(initialize)
write_DXFentities)
set_DXF_entities_layer()
set_DXF_entities_color()
write_DXF_entities_linestyle()
write_DXF_polyline()
write_DXF_polyline_vertex()
write_DXF_polyline_end()
write_DXF_point()
write_DXF_line()
write_DXF_circle()
write_DXF_arc()
write_DXF_text()
output_DXF()(Output to AutoCAD/LT)