ImageGear for C and C++ on Windows v20.1 - Updated
IG_ARTX_polygon_opacity_get
API Reference Guide > ArtX Component API Reference > ArtX Component Objects Reference > HIG_ARTX_POLYGON > IG_ARTX_polygon_opacity_get

This function queries the annotation opacity.

Declaration:

 
Copy Code 
AT_ERRCOUNT IG_ARTX_polygon_opacity_get(
        HIG_ARTX_POLYGON hMark,
        LPAT_INT lpnOpacity
);

Arguments:

Name Type Description
hMark HIG_ARTX_POLYGON Annotation handle.
lpnOpacity LPAT_INT Annotation's opacity.

Return Value:

Error count.

Supported Raster Image Formats:

This function does not process image pixels.

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