DPtoTP
1.0 2.0
Converts an
array of points in display coordinates to tablet coordinates.
BOOL DPtoTP( LPPOINT lppt, int cPnt
)
Parameters
lppt
Address of an
array of POINT
structures to convert to tablet coordinates. This parameter cannot be NULL.
cPnt
Number of POINT
structures to convert.
Return Value
Returns TRUE
if the conversion was successful; otherwise, returns FALSE.
Comments
Because of
possible rounding errors, the DPtoTP and TPtoDP functions are not
guaranteed to be perfect inverses of each other.
The calling
application must avoid overflow by passing in points that are within the limits
of the current physical display.
See Also