IBM Visualization Data Explorer Programmer's Reference

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DXQueryPokeCount

Function

Returns the number of pokes for a specified Field.

Syntax

#include <dx/dx.h>

Error DXQueryPokeCount(Field picks, int *pokeCount)

Functional Details

For the specified Field, this routine returns the number of pokes (in pokeCount).

The input to the routine is a Field (picks) containing pick information. The pick Field is created by the Pick tool. The poke count is returned in (*pokeCount).

Return Value

Returns OK or returns NULL and sets an error code.

See Also

DXGetPickPoint, DXQueryPickCount, DXQueryPickPath, DXTraversePickPath

14.6 , "Pick-Assistance Routines".

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