The Pen Application Programming Interface (API) provides functions that can be
divided into 10 broad categories. The following table describes the 10
categories. Other tables list the functions within each category.
Function category
| Description
|
System and hardware
| Provide information about pen hardware and current system assumptions.
|
Display
| Display ink data, get screen information.
|
Pen data
| Collect, copy, move, and delete data in an HPENDATA object.
|
Recognition
| Recognize handwritten characters.
|
Symbol manipulation
| Collect and convert symbols returned from a recognizer.
|
Time intervals
| Manipulate time intervals associated with pen strokes.
|
Compression
| Reduce the size of an HPENDATA object.
|
Utility
| Miscellaneous utility services provided by the system.
|
Hook
| Program hooks to monitor inking or recognition.
|
Obsolete
| Obsolete functions of version 1.0 maintained by version 2.0 only for
compatibility reasons.
|
