Digital

Square tiles of any size. The scale is an approximation based on the tile width.

Typical tile name: XY.ext, XXYY.ext, XXXYYY.ext, XXXXYYYY.ext, etc.

namer$ argument to CreateIndexOverlay and CreateIndexCoverage

• ADigitNamer(digit%,step%,width#,bCount%,projection$)
  
  digit%
  The total number of digits in each tile name, in the range 2 to 32 inclusive.
  
  step%
  The number of tiles across a grid cell, in the range 1 to 9 inclusive.
  
  width#
  The tile grid cell width.
  
  bCount%
  

  True	The tilenames are sequential within a cell.
  False	The tilenames are not sequential within a cell.

  
  projection$
  A named Coordinate Reference System stored in a Named Object Library (without quote characters).
  

Properties

• Projection
  
• Scale
  

Properties

• Projection: _projection$
  The tile naming convention Coordinate Reference System.
  
  
• Scale: _scale#
  The tile scale.

See full list of Index Dataset Naming Conventions

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