From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Yuri Khan Newsgroups: gmane.emacs.devel Subject: Re: Emacs Survey: Toolbars Date: Sat, 26 Dec 2020 01:24:25 +0700 Message-ID: References: <87o8iv3ac3.fsf@gnus.org> <877dpjp30g.fsf@ucl.ac.uk> <87zh2fnmwq.fsf@gnus.org> <87o8ivumn5.fsf@telefonica.net> <87v9d3nkxk.fsf@gnus.org> <87a6u4imxq.fsf@logand.com> <87v9cq43ns.fsf@logand.com> <87h7o9yd3m.fsf@logand.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2357"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Tomas Hlavaty , Emacs developers To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Dec 25 19:25:31 2020 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ksrmM-0000U6-Nt for ged-emacs-devel@m.gmane-mx.org; Fri, 25 Dec 2020 19:25:30 +0100 Original-Received: from localhost ([::1]:54116 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ksrmL-0000aY-QW for ged-emacs-devel@m.gmane-mx.org; Fri, 25 Dec 2020 13:25:29 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:52848) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ksrlX-00009H-Eo for emacs-devel@gnu.org; Fri, 25 Dec 2020 13:24:39 -0500 Original-Received: from mail-vs1-xe36.google.com ([2607:f8b0:4864:20::e36]:37190) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ksrlV-00085e-NZ for emacs-devel@gnu.org; Fri, 25 Dec 2020 13:24:39 -0500 Original-Received: by mail-vs1-xe36.google.com with SMTP id j140so2731942vsd.4 for ; Fri, 25 Dec 2020 10:24:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=VgGkrwgq1CHAwQk0n8Ih5vb7OFSl9l+apKfATZp/3Gw=; b=CFi0r2EYopdlcH0dDpVQ715HXkCis2slpwOn7f6vJSFRHEeSiO2qYLF03a/PJ4fNY1 RLUarzaveY9ffiYc7to7PVB39FvjkiuSj/pPjfUQYX9GKfh32rImLwtrFHRf5ZDiFRXh vvapz1iyiljbrmoVLOErSPwteSPBCESpo4DjExKGK9KtrFQg2EkVfTWseOC0K8tMCU6V +ynnZNbGyJ20wM8qRW665er8nJWhM7MXSvVmXghODdJ973YmrkacJ8RLah0hl0Ith8Y4 O+o6xIX4+3ev8E0iUefN8fG28sUwp4uToYPELtch+emAC2mcUtyVZO83iPFzbl4pwRTq RiTA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=VgGkrwgq1CHAwQk0n8Ih5vb7OFSl9l+apKfATZp/3Gw=; b=i68H1NVYvkq8HLgX80F4r2n06Y4LgRIa+PNtFHPpOIi0w9+hFOVtGwB8ld7h/7/5Il CZMawFEU/1AJ1EJrxB8ZXbpFbU2PVlAzZ4pL6biIYCRRCN6Uz4/MFYNC5t43nMa51AFA JVd9LiLfz2SO1qtSrmnrjF1NT/CgQV3R8K9TTgt4JNH8ioXqw+BPf95ZbRzIDw+PAwth M07gveeZGv/XRj0Qyc/nhVmlWKuRQtJASIJcSAcgiEbJ+wDUzatbrse0/Zx89S9qCN9l lmExYeWfsqiRt44EvJ7B94R6617Ta7n+IaKns0gEtJsEmyc8+0UEAkgK9C+OBqZ8zUUv d4RQ== X-Gm-Message-State: AOAM533/Bt6bVgGJCM8NudUktWyiicg/w2WkjRR4Tp4s4RGnoLG2gt2L zI/NSMjgGo6LAnziwJeRnFBswVJ2GbJh5hHV20mZGz6inf4= X-Google-Smtp-Source: ABdhPJxfeUiP2g30U3ddEEXxrZfFN0wTI0Cd2fygtwZdNK+cD04gXBeqiOpelwCCuFAsT5XcjWMQ9kYg+OpJEJdzACk= X-Received: by 2002:a67:e286:: with SMTP id g6mr24398187vsf.42.1608920676603; Fri, 25 Dec 2020 10:24:36 -0800 (PST) In-Reply-To: Received-SPF: pass client-ip=2607:f8b0:4864:20::e36; envelope-from=yurivkhan@gmail.com; helo=mail-vs1-xe36.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:261761 Archived-At: On Sat, 26 Dec 2020 at 01:15, Stefan Monnier wrote: > > Do you have suggestion for automatically computing "it's not too hard" > > color mapping for "inverse video" "pure" text? > > Convert the color's YUV and invert the Y. Possibly better: keep the hue and saturation and recalculate luminance to preserve the relative contrast to background color.