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Merge branch 'master' of git://factorcode.org/git/factor

db4
Slava Pestov 2008-07-28 23:22:35 -05:00
parent 13f52ea659 ba61e15689
commit baac7fa02b
1 changed files with 10 additions and 15 deletions
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25
extra/colors/colors.factor
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@ -1,8 +1,7 @@
! Copyright (C) 2003, 2007 Slava Pestov.
! Copyright (C) 2003, 2007, 2008 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: kernel combinators sequences arrays
classes.tuple multi-methods accessors colors.hsv ;
USING: kernel combinators sequences arrays classes.tuple accessors colors.hsv ;
IN: colors
@ -14,29 +13,25 @@ TUPLE: rgba < color red green blue alpha ;
TUPLE: hsva < color hue saturation value alpha ;
TUPLE: grey < color grey alpha ;
TUPLE: gray < color gray alpha ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
GENERIC: >rgba ( object -- rgba )
METHOD: >rgba { rgba } ;
M: rgba >rgba ( rgba -- rgba ) ;
METHOD: >rgba { hsva }
M: hsva >rgba ( hsva -- rgba )
{ [ hue>> ] [ saturation>> ] [ value>> ] [ alpha>> ] } cleave 4array
[ hsv>rgb ] [ peek ] bi suffix first4 rgba boa ;
METHOD: >rgba { grey } [ grey>> dup dup ] [ alpha>> ] bi rgba boa ;
M: gray >rgba ( gray -- rgba ) [ gray>> dup dup ] [ alpha>> ] bi rgba boa ;
METHOD: >rgba { array } first4 rgba boa ;
M: array >rgba ( array -- rgba ) first4 rgba boa ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
USE: syntax
M: color red>> >rgba red>> ;
M: color green>> >rgba green>> ;
M: color blue>> >rgba blue>> ;
M: color red>> ( color -- red ) >rgba red>> ;
M: color green>> ( color -- green ) >rgba green>> ;
M: color blue>> ( color -- blue ) >rgba blue>> ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!