ImageGear for C and C++ on Linux v20.0 - Updated
API Reference Guide > ART Component API Reference > ART Component Functions Reference > Mark Management Functions > ART_mark_is_visible

This function returns the current visibility state of a mark.


Copy Code
AT_ERRCOUNT ART_mark_is_visible(
        HIGEAR hIGear, 
        ART_MARK_INDEX hMarkIndex, 
        BOOL lpVisible


Name Type Description
hIGear HIGEAR HIGEAR handle to the image.
hMarkIndex ART_MARK_INDEX Mark identifier.
lpVisible BOOL A far pointer that returns the current setting of the visibility field in the mark's attribute structure. The value of this field is Boolean.

Return Value:

Returns the number of ImageGear errors that occurred during the function call.

Supported Raster Image Formats:

All pixel formats supported by ImageGear for C and C++.


See example under ART_mark_visible() function.


The value returned in lpVisible is the value of the bVisible field of the mark's attribute structure.

An error is set if any of the following conditions are met:

Is this page helpful?
Yes No
Thanks for your feedback.