[latex3-commits] [l3svn] 04/05: Add rectangle drawing support to dips route

[noreply at latex-project.org]

This is an automated email from the git hooks/post-receive script.

joseph pushed a commit to branch master
in repository l3svn.

commit 3bf518deea7c1ebe14c7e0052c020c9b4a4b6615
Author: Joseph Wright <joseph.wright at morningstar2.co.uk>
Date:   Wed May 18 21:13:25 2016 +0100

    Add rectangle drawing support to dips route
---
 l3kernel/l3drivers.dtx |   17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/l3kernel/l3drivers.dtx b/l3kernel/l3drivers.dtx
index 2bc6601..77cf001 100755
--- a/l3kernel/l3drivers.dtx
+++ b/l3kernel/l3drivers.dtx
@@ -1286,11 +1286,14 @@
 % \end{macro}
 %
 % \begin{macro}[int]{\@@_draw_moveto:nn, \@@_draw_lineto:nn}
+% \begin{macro}[int]{\@@_draw_rectangle:nnnn}
 % \begin{macro}[int]{\@@_draw_curveto:nnnnnn}
-%   Path creation operations all resolve directly to PostScript primitive
+%   Path creation operations mainly resolve directly to PostScript primitive
 %   steps, with only the need to convert to \texttt{bp}. Notice that
 %   \texttt{x}-type expansion is included here to ensure that any variable
-%   values are forced to literals before any possible caching.
+%   values are forced to literals before any possible caching. There is
+%   no native rectangular path command (without also clipping, filling or
+%   stroking), so that task is done using a small amount of PostScript.
 %     \begin{macrocode}
 \cs_new_protected:Npn \@@_draw_moveto:nn #1#2
   {
@@ -1302,6 +1305,15 @@
     \@@_draw_literal:x
       { \dim_to_decimal_in_bp:n {#1} ~ \dim_to_decimal_in_bp:n {#2} ~ lineto }
   }
+\cs_new_protected:Npn \@@_draw_rectangle:nnnn #1#2#3#4
+  {
+     \@@_draw_literal:x
+       {
+         \dim_to_decimal_in_bp:n {#4} ~ \dim_to_decimal_in_bp:n {#3} ~
+         \dim_to_decimal_in_bp:n {#1} ~ \dim_to_decimal_in_bp:n {#2} ~
+         moveto~dup~0~rlineto~exch~0~exch~rlineto~neg~0~rlineto~clospath
+      }
+  }
 \cs_new_protected:Npn \@@_draw_curveto:nnnnnn #1#2#3#4#5#6
   {
     \@@_draw_literal:x
@@ -1315,6 +1327,7 @@
 %    \end{macrocode}
 % \end{macro}
 % \end{macro}
+% \end{macro}
 %
 % \begin{variable}[int]{\@@_draw_eor_bool}
 %    The even-odd rule here can be implemented as a simply switch.

-- 
To stop receiving notification emails like this one, please contact
the administrator of this repository.