hdc (HDC) - input

Device context handle.

pArcParms (PARCPARAMS) - input

Pointer to an array containing the arc parameters.

ARCPARAMS structure:

lP

P coefficient
lQ
Q coefficient
lR
R coefficient
lS
S coefficient
See the Presentation Manager Programming Reference for a full description of the arc parameters structure.

pInstance (PVOID) - input

Pointer to instance data.

lFunction (ULONG) - input

High-order WORD=flags; low-order WORD=NGreSetArcParameters.

fSuccess (BOOL) - returns

Return codes.

This function returns BOOLEAN (fSuccess).

TRUE

Successful
FALSE
Error
Possible Errors Detected: When an error is detected, the handling routine must call WinSetErrorInfo to post the condition. Error codes for conditions that the handling routine is expected to check include:

PMERR_HDC_BUSY PMERR_INV_HDC

Refer to the "Error Explanations" section in the Presentation Manager Programming Reference for further explanation.