dbCreateGCellPattern

dbCreateGCellPattern(
d_cellviewId
g_isHorizontal
n_startCoord
x_count
n_spacing
[ tx_layer ]
)
=> d_GCellPatternId / nil

Creates a GCell pattern in the specified cellview.

d_cellviewId	The database ID of the cellview.
g_isHorizontal	Specifies a horizontal or vertical GCell pattern. Valid values: `t`: GCell pattern is horizontal. `nil`: GCell pattern is vertical.
n_startCoord	Specifies the starting coordinate of the GCell pattern.
x_count	Specifies the number of edges for the pattern.
n_spacing	Specifies the spacing between edges.
tx_layer	Optional argument that specifies the layer of the GCell pattern.

d_TrackPatternId	The database ID of the GCell pattern if the creation is successful.
`nil`	`nil` is returned if the cellview ID is invalid or one of the given arguments is invalid.