ImageGear for C and C++ on Windows v21.0 - Updated
API Reference Guide / ART Component API Reference / ART Component Functions Reference / Mark Management Functions / ART_mark_is_visible
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    ART_mark_is_visible
    In This Topic

    This function returns the current visibility state of a mark.

    Declaration:

     
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    AT_ERRCOUNT ART_mark_is_visible(
        HIGEAR hIGear, 
        ART_MARK_INDEX hMarkIndex, 
        BOOL lpVisible
);

    Arguments:

    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++.

    Sample:

    None

    Example:

    See example under ART_mark_visible() function.

    Remarks:

    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:

     

     

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