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Article #2370Re: RGB Values of "NeXT Help Blue"
From: Ray Spalding
Date: Thu, 28 Jan 1993 01:55
Date: Thu, 28 Jan 1993 01:55
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1753 bytes
In article <1993Jan27.002843.14043@strangeways.unh.edu> tjb@strangeways.unh.edu (Thomas J. Baker) writes: >The color I'm looking for is not one that can be produced purely (i.e. without >dithering) on a 16Bit display so you can't just use the mag glass. Look >closely and see that there is more than one color in their blue. There may be more going on here than meets the eye, so to speak :-). Look at the RTF code in: /usr/lib/NextStep/Resources/English.lproj/HelpTemplate/Index.rtfd/TXT.rtf Just guessing, but it looks to me like they encode both a color value (red56,green70,blue144) that the Text object will use to display certain text on a color device, AND a gray value (gray333) that it will use to display the same text on a gray-scale device. However, look at the tiff files in the subdirectory. These appear to be used to draw index rule lines of various sizes. All the ones I checked used (51,68,153) for the color and showed as pure NX_DKGRAY in 2-bit mode. (I think this is the same color on the 0->255 scale as was posted earlier by Izumi Ohzawa as (0.2,0.26667,0.6) on the 0->1 scale.) -- Ray Spalding, Office of Information Technology Georgia Institute of Technology, Atlanta Georgia, 30332-0715 Internet: ray.spalding@oit.gatech.edu (NeXT Mail accepted)
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Path: arc1-ca.pugleaf.net!sparky!uunet!ukma!gatech!prism!xray.gatech.edu!cc100aa From: cc100aa@xray.gatech.edu (Ray Spalding) Newsgroups: comp.sys.next.programmer Subject: Re: RGB Values of "NeXT Help Blue" Message-ID: <82110@hydra.gatech.EDU> Date: 28 Jan 93 01:55:57 GMT References: <1993Jan26.201921.606@stone.com> <1993Jan27.002843.14043@strangeways.unh.edu> Sender: news@prism.gatech.EDU Organization: Georgia Institute of Technology Lines: 26