ImageGear for C and C++ on Windows v21.0 - Updated
API Reference Guide / PDF Component API Reference / PDF Component Objects Reference / Page Editing Objects and Elements / HIG_PDE_SOFTMASK / IG_PDE_softmask_set_backdrop_color
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    IG_PDE_softmask_set_backdrop_color
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    Sets the backdrop color values.

    Declaration:

     
    Copy Code
    AT_ERRCOUNT ACCUAPI IG_PDE_softmask_set_backdrop_color (
            HIG_PDE_SOFTMASK hSoftMask,
            LPAT_PDF_FIXED lpColorValues, 
            LONG nColorValuesLen 
    );
    

    Arguments:

    Name Type Description
    hSoftMask HIG_PDE_SOFTMASK The soft mask object.
    lpColorValues LPAT_PDF_FIXED Pointer to an array of color values.
    nColorValuesLen LONG The number of values pointed to by lpColorValues.

    Return Value:

    Error count.

    Supported Raster Image Formats:

    This function does not process image pixels.