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PointList - A collection of points in a Frame

Description:
The PointList class implements a Region which represents a collection of points in a Frame.
Constructor Function:
astPointList
Inheritance
The PointList class inherits from the Region class.
Attributes
In addition to those attributes common to all Regions, every PointList also has the following attributes:

  • ListSize: The number of positions stored in the PointList
Functions
The PointList class does not define any new functions beyond those which are applicable to all Regions.


next up previous 264
Next: PolyMap - Map coordinates using polynomial functions
Up: AST Class Descriptions
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AST A Library for Handling World Coordinate Systems in Astronomy
Starlink User Note 211
R.F. Warren-Smith & D.S. Berry
7th December 2012
E-mail:starlink@jiscmail.ac.uk

Copyright (C) 2012 Science \& Technology Facilities Council