db_first_segment()

Returns a handle to the first segment of the given segment list.

Syntax:

db_first_segment(segHandle);

where

segHandle is the handle to a segment list returned from a function such as db_get_dg_attribute.

Example:

decl segHandle, dgHandle, dgType;
dgType = db_get_dg_attribute (dgHandle, DG_TYPE);
if (dgType == POLYGON_DG_TYPE)
segHandle = db_get_dg_atribute (dgHandle, DG_DATA);
db_first_segment (segHandle);

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Count nr of Vertices on Selected Polygon

Where Used:

Schematic, Layout