--- a/Colormap.st Sun Mar 02 15:39:22 2014 +0100
+++ b/Colormap.st Tue Mar 04 23:17:24 2014 +0100
@@ -251,6 +251,39 @@
"Modified: / 22-07-2007 / 15:28:32 / cg"
!
+at:index putRGB:rgbValue
+ "set the color for an index, given rrggbb as an integer (8bits each, red in high bits).
+ Notice that the index range is 1..."
+
+ |r g b idx "{ Class: SmallInteger }" |
+
+ r := (rgbValue bitShift:-16) bitAnd:16rFF.
+ g := (rgbValue bitShift:-8) bitAnd:16rFF.
+ b := rgbValue bitAnd:16rFF.
+
+ idx := index.
+ self redByteAt:idx put:r.
+ self greenByteAt:idx put:g.
+ self blueByteAt:idx put:b.
+!
+
+at:index putRGBTriple:aTriple
+ "set the color for an index from an rgb triple.
+ The components are r,g,b; each 0..1.
+ Notice that the index range is 1..."
+
+ |r g b idx "{ Class: SmallInteger }" |
+
+ r := ((aTriple at:1) * 255) rounded.
+ g := ((aTriple at:2) * 255) rounded.
+ b := ((aTriple at:3) * 255) rounded.
+
+ idx := index.
+ self redByteAt:idx put:(r max:0).
+ self greenByteAt:idx put:(g max:0).
+ self blueByteAt:idx put:(b max:0).
+!
+
atPixelValue:pixelValue
"return the color for a pixelValue.
Notice that pixelValue range is 0...nColors-1"
@@ -578,6 +611,6 @@
!Colormap class methodsFor:'documentation'!
version
- ^ '$Header: /cvs/stx/stx/libview/Colormap.st,v 1.41 2013-11-05 11:31:53 cg Exp $'
+ ^ '$Header: /cvs/stx/stx/libview/Colormap.st,v 1.42 2014-03-04 22:17:24 cg Exp $'
! !