pgf-cmykshadings (4nov19)

git-svn-id: svn://tug.org/texlive/trunk@52635 c570f23f-e606-0410-a88d-b1316a301751

2 files changed, 81 insertions, 6 deletions

diff --git a/Master/texmf-dist/source/latex/pgf-cmykshadings/pgf-cmykshadings.dtx b/Master/texmf-dist/source/latex/pgf-cmykshadings/pgf-cmykshadings.dtx
index 4690901981e..4842cd1edad 100644
--- a/Master/texmf-dist/source/latex/pgf-cmykshadings/pgf-cmykshadings.dtx
+++ b/Master/texmf-dist/source/latex/pgf-cmykshadings/pgf-cmykshadings.dtx
@@ -1,6 +1,6 @@
 % \iffalse meta-comment
 %
-%Copyright (c) 2018 David Purton <dcpurton@marshwiggle.net>
+%Copyright (c) 2018-2019 David Purton <dcpurton@marshwiggle.net>
 %
 %This work may be distributed and/or modified under the conditions of
 %the LaTeX Project Public License, either version 1.3c of this license
@@ -24,14 +24,21 @@
 % \fi
 %
 % \changes{v1.0}{2018/10/17}{First public release}
+% \changes{v1.2}{2019/11/05}{Deprecate package}
 %
 % \title{The \pkg{pgf-cmykshadings} package}
 % \author{David Purton\thanks{Email: \url{dcpurton@marshwiggle.net}}}
-% \date{2018/10/24 v1.1a}
+% \date{2019/11/05 v1.2}
 %
 % \maketitle
 %
 % \begin{abstract}
+%   \textbf{Note: This package is now deprecated. Support for CMYK and grayscale
+%   shadings was added to \pkg{pgf} in version 3.1.3. Attempting to load it with
+%   recent versions of \pkg{pgf} only changes the default shading colour model
+%   with the \pkg{xcolor} |natural| colour model to CMYK. This documentation
+%   applies to versions of \pkg{pgf} prior to 3.1.3.}\medskip
+%
 %   The \pkg{pgf-cmykshadings} package provides support for CMYK and grayscale
 %   shadings for the \pkg{pgf} package. By default \pkg{pgf} only supports RGB
 %   shadings. \pkg{pgf-cmykshadings} attempts to produce shadings consistent
@@ -134,7 +141,7 @@
 %
 % \subsubsection{Package options}
 %
-% \pkg{pgd-cmykshadings} supports the following package options:
+% \pkg{pgf-cmykshadings} supports the following package options:
 %
 % \begin{description}
 %   \item[\mdseries |cmyk|] (default) to use CMYK shadings when the \pkg{xcolor}
@@ -561,7 +568,7 @@
 %
 %    \begin{macrocode}
 \ProvidesPackage{pgf-cmykshadings}%
-  [2018/10/24
+  [2019/11/05
    CMYK and grayscale shadings support for PGF (DCP)]
 %    \end{macrocode}
 %
@@ -569,6 +576,74 @@
 \RequirePackage{pgf}
 %    \end{macrocode}
 %
+% Set colour model to CMYK by default if version of \pkg{pgf} is at least
+% 3.1.3 then |\endinput|.
+%
+%    \begin{macrocode}
+\@ifpackagelater{pgf}{2019/05/14}{%
+  \PackageWarning{pgf-cmykshadings}{%
+    Package `pgf-cmykshadings' is now deprecated.}%
+  \newif\ifpgfcmykshadingdefault
+  \DeclareOption{cmyk}{%
+    \pgfcmykshadingdefaulttrue
+  }
+  \DeclareOption{rgb}{%
+    \pgfcmykshadingdefaultfalse
+  }
+  \ExecuteOptions{cmyk}
+  \ProcessOptions\relax
+  \def\pgf@setup@shading@model{%
+    \pgfshadingmodelrgbtrue
+    \pgfshadingmodelcmykfalse
+    \pgfshadingmodelgrayfalse
+    \XC@sdef\pgf@mod@test{\XC@tgt@mod{natural}}%
+    \def\pgf@shading@device{/DeviceRGB}%
+    \def\pgf@shading@ps@device{setrgbcolor}%
+    \def\pgf@shading@functional@range{0 1 0 1 0 1}%
+    \def\pgf@shading@model{rgb}%
+    \ifx\pgf@mod@test\XC@mod@natural
+      \ifpgfcmykshadingdefault
+        \def\pgf@shading@functional@range{0 1 0 1 0 1 0 1}%
+        \def\pgf@shading@device{/DeviceCMYK}%
+        \def\pgf@shading@ps@device{setcmykcolor}%
+        \def\pgf@shading@model{cmyk}%
+        \pgfshadingmodelrgbfalse
+        \pgfshadingmodelcmyktrue
+      \else
+        \def\pgf@shading@functional@range{0 1 0 1 0 1}%
+        \def\pgf@shading@device{/DeviceRGB}%
+        \def\pgf@shading@ps@device{setrgbcolor}%
+        \def\pgf@shading@model{rgb}%
+      \fi
+    \fi
+    \ifx\pgf@mod@test\XC@mod@cmyk
+      \def\pgf@shading@device{/DeviceCMYK}%
+      \def\pgf@shading@ps@device{setcmykcolor}%
+      \def\pgf@shading@functional@range{0 1 0 1 0 1 0 1}%
+      \def\pgf@shading@model{cmyk}%
+      \pgfshadingmodelrgbfalse
+      \pgfshadingmodelcmyktrue
+    \fi
+    \ifx\pgf@mod@test\XC@mod@gray
+      \def\pgf@shading@device{/DeviceGray}%
+      \def\pgf@shading@ps@device{setgray}%
+      \def\pgf@shading@functional@range{0 1}%
+      \def\pgf@shading@model{gray}%
+      \pgfshadingmodelrgbfalse
+      \pgfshadingmodelgraytrue
+    \fi
+    \edef\pgf@sys@driver@dvisvgm{pgfsys-dvisvgm.def}%
+    \ifx\pgfsysdriver\pgf@sys@driver@dvisvgm
+      \def\pgf@shading@model{rgb}%
+    \fi
+    \edef\pgf@sys@driver@texforht{pgfsys-tex4ht.def}%
+    \ifx\pgfsysdriver\pgf@sys@driver@texforht
+      \def\pgf@shading@model{rgb}%
+    \fi
+  }%
+  \endinput}{}
+%    \end{macrocode}
+%
 % \noindent Replace dependence on \cs{pgf@convertrgbstring} and
 % \cs{pgf@rgbconv} with generic macros \cs{pgf@convertstring} and
 % \cs{pgf@conv}.
diff --git a/Master/texmf-dist/source/latex/pgf-cmykshadings/pgf-cmykshadings.ins b/Master/texmf-dist/source/latex/pgf-cmykshadings/pgf-cmykshadings.ins
index 8225b0f4caf..09cf29f420b 100644
--- a/Master/texmf-dist/source/latex/pgf-cmykshadings/pgf-cmykshadings.ins
+++ b/Master/texmf-dist/source/latex/pgf-cmykshadings/pgf-cmykshadings.ins
@@ -1,6 +1,6 @@
 \iffalse meta-comment
 
-Copyright (c) 2018 David Purton <dcpurton@marshwiggle.net>
+Copyright (c) 2018-2019 David Purton <dcpurton@marshwiggle.net>
 
 This work may be distributed and/or modified under the conditions of
 the LaTeX Project Public License, either version 1.3c of this license
@@ -19,7 +19,7 @@ version 2005/12/01 or later.
 
 This is a generated file.
 
-Copyright (c) 2018 David Purton <dcpurton@marshwiggle.net>
+Copyright (c) 2018-2019 David Purton <dcpurton@marshwiggle.net>
 
 This work may be distributed and/or modified under the conditions of
 the LaTeX Project Public License, either version 1.3c of this license