Repository : https://github.com/latex3/latex3
On branch : icc2
Link : https://github.com/latex3/latex3/commit/3a1e92b365e1a75399d33e84a8bb57d4e181c613
>---------------------------------------------------------------
commit 3a1e92b365e1a75399d33e84a8bb57d4e181c613
Author: Joseph Wright <joseph.wright at morningstar2.co.uk>
Date: Wed Feb 24 11:43:49 2021 +0000
Extend ICC profile support to SVG
>---------------------------------------------------------------
3a1e92b365e1a75399d33e84a8bb57d4e181c613
l3backend/l3backend-color.dtx | 24 ++++++++++++++++++++++++
l3kernel/l3color.dtx | 15 ++++++++++++---
2 files changed, 36 insertions(+), 3 deletions(-)
diff --git a/l3backend/l3backend-color.dtx b/l3backend/l3backend-color.dtx
index 24074441f..aef9b3fac 100644
--- a/l3backend/l3backend-color.dtx
+++ b/l3backend/l3backend-color.dtx
@@ -852,6 +852,30 @@
% \end{macrocode}
% \end{macro}
%
+% \begin{macro}{\@@_backend_select_iccbased:nn}
+% As detailed in \url{https://www.w3.org/TR/css-color-4/#at-profile},
+% we can apply a color profile using CSS. As we have a local file, we use
+% a relative URL.
+% \begin{macrocode}
+\cs_new_protected:Npn \@@_backend_select_iccbased:nn #1#2
+ {
+ \__kernel_backend_literal_svg:x
+ {
+ <style>
+ @color-profile ~
+ \str_if_eq:nnTF {#2} { cmyk }
+ { device-cmyk }
+ { --color \int_use:N \g_@@_model_int }
+ \c_space_tl
+ {
+ src:("#1")
+ }
+ </style>
+ }
+ }
+% \end{macrocode}
+% \end{macro}
+%
% \begin{macrocode}
%</dvisvgm>
% \end{macrocode}
diff --git a/l3kernel/l3color.dtx b/l3kernel/l3color.dtx
index 3bca87f5d..8aa2e00f5 100644
--- a/l3kernel/l3color.dtx
+++ b/l3kernel/l3color.dtx
@@ -2640,11 +2640,20 @@
{#1}
}
\cs_new_protected:Npn \@@_iccprofile_apply_gray:n #1
- { \@@_backend_iccbased_device:nnn {#1} { Gray } { 1 } }
+ {
+ \int_gincr:N \g_@@_model_int
+ \@@_backend_iccbased_device:nnn {#1} { Gray } { 1 }
+ }
\cs_new_protected:Npn \@@_iccprofile_apply_rgb:n #1
- { \@@_backend_iccbased_device:nnn {#1} { RGB } { 3 } }
+ {
+ \int_gincr:N \g_@@_model_int
+ \@@_backend_iccbased_device:nnn {#1} { RGB } { 3 }
+ }
\cs_new_protected:Npn \@@_iccprofile_apply_cmyk:n #1
- { \@@_backend_iccbased_device:nnn {#1} { CMYK } { 4 } }
+ {
+ \int_gincr:N \g_@@_model_int
+ \@@_backend_iccbased_device:nnn {#1} { CMYK } { 4 }
+ }
% \end{macrocode}
% \end{macro}
% \end{macro}