This function sets a single palette entry in image hIGear's DIB palette.
Declaration:
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AT_ERRCOUNT ACCUAPI IG_palette_entry_set (
HIGEAR hIGear,
const LPAT_RGB lpRGBEntry,
UINT nIndex
);
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Arguments:
| Name | Type | Description |
| hIGear | HIGEAR | HIGEAR handle of image. |
| lpRGBEntry | const LPAT_RGB | Far pointer to an AT_RGB struct containing the three color values to be set into the palette entry. Note that this is not an AT_RGBQUAD struct. Also note that the order is Blue, Green, Red in an AT_RGB struct. |
| nIndex | UINT | Which palette entry to set, 0 to 255. |
Return Value:
Returns the number of ImageGear errors that occurred during this function call.
Supported Raster Image Formats:
Indexed RGB - 1…8 bpp.
Sample:
None
Example:
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HIGEAR hIGear; /* HIGEAR handle of image */ AT_RGB rgbPaletteColor; /* Will hold returned color */ AT_ERRCOUNT Errcount; /* Returned count of errors onstack */ /* Set palette entry 255 to a medium-bright yellow, intensity 175: */ rgbPaletteColor.b = 0; /* There's no blue in yellow */ rgbPaletteColor.r = rgbPaletteColor.g = 175; nErrcount = IG_palette_entry_set ( hIGear, &rgbPaletteColor, 255 ); |
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