Photon Ascii format for Contour lines

Here is an example of the Photon Ascii format for contour lines. The actual data follow the header description.
# Photon Systems ASCII Format v1.0

struct CultureLayer { Name }

struct Text { ColorName X Y Height Justification Text }

struct Polyline {
    ColorName LineWidth FillPattern Smooth Closed
    Points[ N ] { X Y }
}

struct Contour {
    ColorName FillPattern LineWidth Height Value
    Smooth Closed TextVisible
    Points[ N ] { X Y }
}

CultureLayer "Dnvg_D3"

Contour "Black" None 0 858.104858 675.000000
False False False
3
6718.000000 41967.003906
6730.958008 41917.000000
6791.038574 41667.000000

Contour "Black" None 0 858.104858 675.000000
False False False
7
54003.843750 16667.000000
54079.187500 16917.000000
54178.246094 17167.000000
54218.000000 17244.613281
54346.050781 17417.000000
54468.000000 17547.244141
54718.000000 17627.474609

Contour "Black" None 3 858.104858 650.000000
False False True
25
47612.703125 55667.000000
47468.000000 55561.664062
47244.390625 55417.000000
46968.000000 55251.359375
46808.949219 55167.000000
46718.000000 55122.605469
46468.000000 55016.730469
46218.000000 54927.101562
46187.097656 54917.000000
44218.000000 54274.167969

Last Modified: June 16 1999