man Font::TTF::Delta () - Opentype Device tables

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

$d->out_xml($context)

Outputs a delta in XML

AUTHOR

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