ImageGear for C and C++ on Windows v19.5 - Updated
IG_PDE_xgroup_set_knockout
API Reference Guide > PDF Component API Reference > PDF Component Objects Reference > Page Editing Objects and Elements > HIG_PDE_XGROUP > IG_PDE_xgroup_set_knockout

Sets the knockout value.

Declaration:

 
Copy Code 
AT_ERRCOUNT ACCUAPI IG_PDE_xgroup_set_knockout(
        HIG_PDE_XGROUP hXGroup, 
        AT_PDF_BOOL bKnockout
);

Arguments:

Name Type Description
hXGroup HIG_PDE_XGROUP The transparency group object.
bKnockout AT_PDF_BOOL The knockout value.

Return Value:

Error count.

Supported Raster Image Formats:

This function does not process image pixels.

 

 

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