PDTT_ Pen Data Trimming

PDTT_ values are used as arguments for the CompactPenData function. The following table describes the PDTT_ values:

Constant	Description
PDTT_DEFAULT	Reallocates memory block to fit data; does not trim the data.
PDTT_ALL	Removes PENINFO structure from header, all pen-up points, OEM data, and collinear points.
PDTT_COLLINEAR	Removes coincident and collinear points from the pen data.
PDTT_COMPRESS	Compresses the data without losing any information.
PDTT_DECOMPRESS	Decompresses the data.
PDTT_OEMDATA	Removes all OEM data.
PDTT_PENINFO	Removes PENINFO structure from header.
PDTT_UPPOINTS	Removes all data from pen-up points (points collected when the pen is not in contact with the tablet).

For additional information, see the CompactPenData function in Chapter 10, "Pen Application Programming Interface Functions."

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