From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: =?UTF-8?Q?Cl=c3=a9ment_Pit--Claudel?= Newsgroups: gmane.emacs.devel Subject: Re: Help writing a patch to allow transparent backgrounds? Date: Wed, 10 Feb 2016 13:46:08 -0500 Message-ID: <56BB8570.6040607@gmail.com> References: <56BA043E.1050305@gmail.com> <83lh6s9zx9.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="j6EJ9g79Lpb9SdaQ8vqGbSHn8BehVcwVm" X-Trace: ger.gmane.org 1455130381 13989 80.91.229.3 (10 Feb 2016 18:53:01 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 10 Feb 2016 18:53:01 +0000 (UTC) Cc: emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Feb 10 19:52:49 2016 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1aTZsf-0006jO-Ed for ged-emacs-devel@m.gmane.org; Wed, 10 Feb 2016 19:52:49 +0100 Original-Received: from localhost ([::1]:42109 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aTZsf-0006uN-21 for ged-emacs-devel@m.gmane.org; Wed, 10 Feb 2016 13:52:49 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39958) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aTZmO-000607-Ly for emacs-devel@gnu.org; Wed, 10 Feb 2016 13:46:21 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aTZmN-0006jo-OZ for emacs-devel@gnu.org; Wed, 10 Feb 2016 13:46:20 -0500 Original-Received: from mout.kundenserver.de ([217.72.192.75]:58273) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aTZmI-0006iL-Q2; Wed, 10 Feb 2016 13:46:15 -0500 Original-Received: from [18.26.2.123] ([18.26.2.123]) by mrelayeu.kundenserver.de (mreue104) with ESMTPSA (Nemesis) id 0ML7xp-1aTIf623bF-000IqI; Wed, 10 Feb 2016 19:46:13 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 In-Reply-To: <83lh6s9zx9.fsf@gnu.org> X-Provags-ID: V03:K0:5dmEzQlEBqR8/r6kZGFRjUOfM2F7RsN1tvGu+hWHDoI2xsogubp 7rYVtpDr+YAqZRooXKemxvZK0e4C+mAvAAwVCxnbip0Zx9BsCWdew8yfZjvrJG8QIIzFMjB hvtAK0X7PqywN/Jgcz0FWuow/XKTIspgLxD1fSbGECmFIzG7EKC3usAAKWBB//hX6XjptlT uouHpM8UkMon/hzNY5BYg== X-UI-Out-Filterresults: notjunk:1;V01:K0:Bysj0seDx/0=:cgnntvpj30vKemJQNcQ1Wn lUMY/MJzyRtnOMxAdNdkZcKU2c4FNF9Drqae3KauTcAkcHnE2UGAKPCEmEMn9Vil5sDplF3Mw 4uxZ2vPb6jQqFmbkrub0XM7xz70+Gm4E3tIyEvbpzY6bnpaWnGyPkx2YQKvAar0vGe5uPOesa x1kzX07+vZgt7SrF8E5UbqeZx3yBj+9fy9HaJ1pQvU1fqlol/jmwG59SYY4CtddkEbnmvw8AO 1ouZQTjhs7UAbO6uLBHvFpyVHxto7EpHBqmIUPp28vfeLA9F+x1Ffw5iP1oZm73wVr5cZZb1B OgnM/jIpezEIu8D9/AiceEbujw05fS4jSjf4LYwp0BWxMXwjOWZYyef7kB7RfMZs7Q08xBS5D bL0TJr2tyB01xj5SP1aakmfs2XOnEAdnkwtiVWCZVcWfLVClc+gteLnBmfp+qNWT8EKAY5uRT sXp5gKtoc99mBzHtv9vOHZEXk51tlSMNRxs6SR5XLmmZU+txNuveBsGz6urVOFWHnUU8vB5t6 lh6z08WCxS6raosm83aL2V8S5pgoYR/fF0g+KX0KrZjq5zOnpkUtQrEbBr5W8Ra/j6iF6XZa/ b3VGEh8/nNTL31r1mRdnURTGJYQ7tdLBPCvusOWdXCt/e7VVrBZg0z+tHdiKDpmWSIhq13S4U F1XameXOsaM88HaAR+o7MwjnW9LG8Vfoar++wtfoqmgSPiVhw7gCctjAkrRwtSAB/PYk= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 217.72.192.75 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:199714 Archived-At: This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --j6EJ9g79Lpb9SdaQ8vqGbSHn8BehVcwVm Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 02/10/2016 01:35 PM, Eli Zaretskii wrote: >> From: Cl=C3=A9ment Pit--Claudel >> Date: Tue, 9 Feb 2016 10:22:38 -0500 >> >> The only way to get transparency at the moment seems to be with the 'a= lpha frame parameter. Unfortunately this makes the whole frame transparen= t, instead of just the background. I'd like to make Emacs only draw text = to the screen, without painting a background. I'm on Linux with Gtk3. >> >> I expect that this would require changing the way the background is pa= inted, and changing the way faces are drawn to not add a solid background= =2E >=20 > I can try helping you with doing that in a non-Cairo build. I'm not > familiar enough with the way Cairo drawing works (and I'm not sure we > have here anyone who does). Thanks! =20 > Let me know if doing that in a build without Cairo is useful enough > for you to work on that. Yes, I think so :) Am I correct in thinking that the default build does n= ot use Cairo? That is, the final result would work with the default build= on Linux, but not with ./configure --with-cairo? 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