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Diffstat (limited to 'documentation/src')
| -rw-r--r-- | documentation/src/drawing.dox | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/documentation/src/drawing.dox b/documentation/src/drawing.dox index 285a61ea5..8a2e0e940 100644 --- a/documentation/src/drawing.dox +++ b/documentation/src/drawing.dox @@ -154,11 +154,12 @@ the current clipping region. \section drawing_colors Colors FLTK manages colors as 32-bit unsigned integers, encoded as RGBI. -When the RGB bytes are non-zero, the value is treated as RGB. -If these bytes are zero, the I byte will be used as an index -into the colormap. +When the "RGB" bytes are non-zero, the value is treated as RGB. +If these bytes are zero, the "I" byte will be used as an index +into the colormap. Colors with both RGB set and an index >0 +are reserved for special use. -Values from 0 to 255, i.e. the I index value, represent +Values from 0 to 255, i.e. the "I" index value, represent colors from the FLTK 1.3.x standard colormap and are allocated as needed on screens without TrueColor support. The \b Fl_Color enumeration type defines the |