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Font::TTF::Delta(3)	       User Contributed Perl Documentation	      Font::TTF::Delta(3)

NAME
       Font::TTF::Delta - Opentype Device tables

DESCRIPTION
       Each device table corresponds to a set of deltas for a particular point over a range of
       ppem values.

       first
	   The first ppem value in the range

       last
	   The last ppem value in the range

       val This is an array of deltas corresponding to each ppem in the range between first and
	   last inclusive.

       fmt This is the fmt used (log2 of number bits per value) when the device table was read.
	   It is recalculated on output.

METHODS
   new
       Creates a new device table

   read
       Reads a device table from the given IO object at the current location

   out($fh, $style)
       Outputs a device table to the given IO object at the current location, or just returns the
       data to be output if $style != 0

   $d->signature()
       Returns a content based identifying string for this delta for compression purposes

   $d->out_xml($context)
       Outputs a delta in XML

AUTHOR
       Martin Hosken Martin_Hosken@sil.org. See Font::TTF::Font for copyright and licensing.

POD ERRORS
       Hey! The above document had some coding errors, which are explained below:

       Around line 12:
	   '=item' outside of any '=over'

       Around line 30:
	   You forgot a '=back' before '=head1'

perl v5.16.3				    2011-10-13			      Font::TTF::Delta(3)
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