Name
annot:SetGrayColor -- set gray color
Synopsis
status = annot:SetGrayColor(gray)
Function
This method is currently undocumented in libHaru. Complain to the libHaru authors.

The gray parameter must be between 0 and 1.

Returns #HPDF_OK on success. Otherwise, returns an error code and the error handler is invoked.

Inputs
gray
gray color
Results
status
status code
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