ImageGear for C and C++ on Windows v19.4 - Updated
IG_ARTX_hotspot_opacity_set
API Reference Guide > ArtX Component API Reference > ArtX Component Objects Reference > HIG_ARTX_HOTSPOT > IG_ARTX_hotspot_opacity_set

This function updates the value of annotation opacity.

Declaration:

 
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AT_ERRCOUNT IG_ARTX_hotspot_opacity_set(
        HIG_ARTX_HOTSPOT hMark,
        AT_INT nOpacity
);

Arguments:

Name Type Description
hMark HIG_ARTX_HOTSPOT Annotation handle.
nOpacity AT_INT New opacity value to set. See Remarks.

Return Value:

Error count.

Supported Raster Image Formats:

This function does not process image pixels.

Remarks: