Inside Macintosh: QuickDraw GX Objects /

Chapter 5 - Ink Objects / Ink Objects Reference

Functions / Creating and Manipulating Ink Objects

GXEqualInk

You can use the GXEqualInk function to determine whether two ink objects are equal.

boolean GXEqualInk(gxInk one, gxInk two);

one

A reference to one of the ink objects to test for equality.

two

A reference to the other ink object to test for equality.

function result

true if the ink specified by the one parameter is equal to the ink specified by the two parameter; otherwise false.

DESCRIPTION

The GXEqualInk function returns as its function result a Boolean value indicating whether the ink object specified by the one parameter is equal to the ink object specified by the two parameter.

For two ink objects to be equal, they must have identical colors, transfer modes, and attributes, although their owner count and tag list need not be identical.

ERRORS, WARNINGS, AND NOTICES

Errors
out_of_memory
ink_is_nil

SEE ALSO

To make a copy of an ink object that is equal by the criteria of this function, use the GXCopyToInk function, described in the previous section.