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REBOL [ Title: "REBOL Standard Colors" Date: 31-Mar-2001 Version: 1.0.1 File: %color-names.r Author: "Carl Sassenrath" Purpose: "Displays the official built-in REBOL named colors." Email: %carl--rebol--com library: [ level: 'intermediate platform: none type: 'tool domain: [GUI] tested-under: none support: none license: none see-also: none ] ] colors: [ black blue navy orange gold tan coal green leaf forest brown coffee gray cyan teal aqua water sky pewter red maroon brick crimson pink silver magenta purple violet papaya rebolor snow yellow olive oldrab khaki mint white ivory linen beige ] out: [ style btn button font-size 11 100x38 [sc/color: face/color show sc] across ] cnt: 1 foreach color colors [ repend out ['btn color reform [color newline get color]] if zero? cnt // 6 [append out 'return] cnt: cnt + 1 ] append out [ sl: slider 208x38 "Multiplier" font [ color: silver align: 'center valign: 'middle shadow: none][ mult-color value ] return sc: box 650x80 font-size 12 "Click a color to show it here" return button 650x40 black "Click here for custom color" [ face/color: request-color/color any [face/color gray] face/texts: reduce [reform face/color] show face ] ] mult-color: func [factor /local clr n m d] [ n: 1 m: max 1 to-integer factor - .5 * 8 d: max 1 to-integer .5 - factor * 8 sl/text: reform either factor > .5 [["times" m]][["divided by" d]] foreach color colors [ clr: either factor > .5 [(get color) * m][(get color) / d] window/pane/:n/color: clr window/pane/:n/texts: reduce [reform [color newline clr]] n: n + 1 ] show window ] window: layout out view window
halt ;; to terminate script if DO'ne from webpage
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  • (carl:rebol:com)