path: root/Master/texmf-dist/tex/latex/pdfmanagement-testphase/l3backend-testphase-xetex.def

%%
%% This is file `l3backend-testphase-xetex.def',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% l3backend-testphase.dtx  (with options: `drivers,xdvipdfmx')
%% 
%% Copyright (C) 2019-2021 The LaTeX Project
%% 
%% It may be distributed and/or modified under the conditions of
%% the LaTeX Project Public License (LPPL), either version 1.3c of
%% this license or (at your option) any later version.  The latest
%% version of this license is in the file:
%% 
%%    https://www.latex-project.org/lppl.txt
%% 
%% This file is part of the "LaTeX PDF management testphase bundle" (The Work in LPPL)
%% and all files in that bundle must be distributed together.
%% 
%% File: l3backend-testphase.dtx
\ProvidesExplFile
  {l3backend-testphase-xetex.def}{2021-03-17}{}
  {LaTeX~PDF~management~testphase~bundle~backend~support: XeTeX}
\RequirePackage{l3ref-tmp}
\cs_generate_variant:Nn \ref_label:nn {en}
\cs_generate_variant:Nn \ref_value:nn {en}
\cs_new_protected:Npn \__pdf_backend_ref_label:nn #1 #2
  {
     \@bsphack
     \ref_label:nn{#1}{abspage}
     \@esphack
  }
\cs_new:Npn \__pdf_backend_ref_value:nn #1 #2
  {
     \ref_value:nn{#1}{#2}
  }
\cs_generate_variant:Nn \__pdf_backend_ref_label:nn {en}
\cs_generate_variant:Nn \__pdf_backend_ref_value:nn {en}
    \__kernel_backend_literal:x { dvipdfmx:config~C~ 0x0010 }
\prop_new:N \g__pdf_tmpa_prop
\tl_new:N   \l__pdf_tmpa_tl
\box_new:N  \l__pdf_backend_tmpa_box
\int_new:N \g__pdf_backend_resourceid_int
\int_new:N \g__pdf_backend_name_int
\int_new:N \g__pdf_backend_page_int
\cs_new:Npn \__kernel_pdf_name_from_unicode_e:n #1
  {
    / \str_convert_pdfname:e { \text_expand:n { #1 } }
  }
\tl_gput_right:Nn \@kernel@after@shipout@lastpage
  {
    \g__kernel_pdfmanagement_end_run_code_tl
  }
\tl_if_exist:NTF \@kernel@after@shipout@background
  {
    \g@addto@macro \@kernel@before@shipout@background{\relax}
    \g@addto@macro \@kernel@after@shipout@background
      {
        \g__kernel_pdfmanagement_thispage_shipout_code_tl
      }
    \tl_gput_left:Nn\@kernel@after@shipout@lastpage
      {
        \g__kernel_pdfmanagement_lastpage_shipout_code_tl
      }
  }
  {
    \hook_gput_code:nnn{shipout/background}{pdf}
      {
        \g__kernel_pdfmanagement_thispage_shipout_code_tl
      }
    \hook_gput_code:nnn {shipout/lastpage} {pdf}
      {
        \g__kernel_pdfmanagement_lastpage_shipout_code_tl
      }
  }

\cs_new_protected:Npn \__pdf_backend_Pages_primitive:n #1
  {
    \__pdf_backend:n{put~@pages~<<#1>>}
  }
  %the primitive
\cs_new_protected:Npn \__pdf_backend_Page_primitive:n #1
  {
    \tex_special:D{pdf:~put~@thispage~<<#1>>}
  }
  % the command to store default values.
  % Uses a prop with pdflatex + dvi,
  % sets a lua table with lualatex
\cs_new_protected:Npn \__pdf_backend_Page_gput:nn #1 #2
  {
    \pdfdict_gput:nnn {g__pdf_Core/Page}{ #1 }{ #2 }
  }
  % the command to remove a default value.
  % Uses a prop with pdflatex + dvi,
  % changes a lua table with lualatex
\cs_new_protected:Npn \__pdf_backend_Page_gremove:n #1
   {
     \pdfdict_gremove:nn  {g__pdf_Core/Page}{ #1 }
   }
  % the command used in the document.
  % direct call of the primitive special with dvips/dvipdfmx
  % \latelua: fill a page related table with lualatex, merge it with the page
  % table and push it directly
  % write to aux and store in prop with pdflatex
\cs_new_protected:Npn \__pdf_backend_ThisPage_gput:nn #1 #2
  {
    \__pdf_backend_Page_primitive:n { /#1~#2 }
  }
  %the code to push the values, used in shipout
  %merges the two props and then fills the register in pdflatex
  %merges the two tables (the one is probably still empty)
  % and then fills (in lua) in luatex
  %issues the values stored in the global prop with dvi
\cs_new_protected:Npn \__pdf_backend_ThisPage_gpush:n #1
  {
    \exp_args:Nx \__pdf_backend_Page_primitive:n
      { \pdfdict_use:n { g__pdf_Core/Page} }
  }
\clist_const:Nn \c__pdf_backend_PageResources_clist
  {
    ExtGState,
    ColorSpace,
    Pattern,
    Shading,
  }
\hook_gset_rule:nnnn{shipout/firstpage}{l3backend-xetex}{after}{pdf}
\clist_map_inline:Nn \c__pdf_backend_PageResources_clist
  {
    \__pdf_backend_object_new:nn   { Page/Resources/#1 } { dict }
    \hook_gput_code:nnn{shipout/firstpage}{pdf}{\__pdf_backend_object_write:nn { Page/Resources/#1 } {}}
  }
\cs_new_protected:Npn \__pdf_backend_PageResources:n #1
  {
    \__pdf_backend:n {put~@resources~<<#1>>}
  }
\cs_new_protected:Npn \__pdf_backend_PageResources_gput:nnn #1 #2 #3
  {
   % this is not used for output, but there is a test if the resource is empty
   \exp_args:Nnx
   \prop_gput:cnn { \__kernel_pdfdict_name:n { g__pdf_Core/Page/Resources/#1} }
     { \str_convert_pdfname:n {#2} }{ #3 }
   %objects are not filled with \pdf_object_write as this is not additive!
    \__pdf_backend:x
      {
        put~\__pdf_backend_object_ref:n {Page/Resources/#1}<</#2~#3>>
      }
  }

\cs_new_protected:Npn \__pdf_backend_PageResources_obj_gpush: {}
\bool_new:N \l__pdf_backend_xform_bool

 \cs_set_protected:Npn \__pdf_backend_bdcobject:nn #1 #2 % #1 eg. Span, #2: object name
   {
     \int_gincr:N \g__pdf_backend_name_int
     \__kernel_backend_literal:x
       {
         pdf:code~/#1/l3pdf\int_use:N\g__pdf_backend_name_int\c_space_tl BDC
       }
     \__kernel_backend_literal:x
       {
         pdf:put~@resources~
           <<
             /Properties~
               <<
                 /l3pdf\int_use:N\g__pdf_backend_name_int\c_space_tl
                 \__pdf_backend_object_ref:n { #2 }
               >>
           >>
       }
   }
 \cs_set_protected:Npn \__pdf_backend_bdcobject:n #1  % #1 eg. Span
   {
     \int_gincr:N \g__pdf_backend_name_int
     \__kernel_backend_literal:x
       {
         pdf:code~/#1/l3pdf\int_use:N\g__pdf_backend_name_int\c_space_tl BDC
       }
     \__kernel_backend_literal:x
       {
         pdf:put~@resources~
           <<
             /Properties~
               <<
                 /l3pdf\int_use:N\g__pdf_backend_name_int\c_space_tl
                 \__pdf_backend_object_last:
               >>
           >>
       }
   }
\cs_set_protected:Npn \__pdf_backend_bmc:n #1
   {
     \__kernel_backend_literal:n {pdf:code~/#1~BMC}  %pdfbase
   }

\cs_set_protected:Npn \__pdf_backend_bdc_contobj:nn #1 #2
  {
    \pdf_object_unnamed_write:nn { dict }{ #2 }
    \__pdf_backend_bdcobject:n { #1 }
  }

\cs_set_protected:Npn \__pdf_backend_bdc_contstream:nn #1 #2
  {
    \__kernel_backend_literal:n {pdf:code~ /#1~<<#2>>~BDC }
  }

\cs_set_protected:Npn \__pdf_backend_bdc:nn #1 #2
  {
    \bool_if:NTF  \g__pdfmanagement_active_bool
      {\cs_gset_eq:NN \__pdf_backend_bdc:nn \__pdf_backend_bdc_contobj:nn}
      {\cs_gset_eq:NN \__pdf_backend_bdc:nn \__pdf_backend_bdc_contstream:nn}
      \__pdf_backend_bdc:nn {#1}{#2}
  }
\cs_set_protected:Npn \__pdf_backend_emc:
  {
    \__kernel_backend_literal:n {pdf:code~EMC}  %pdfbase
  }
  % properties are handled automatically, but the other resources should be added
  % at shipout
\cs_new_protected:Npn \__pdf_backend_PageResources_gpush:n #1
  {
    \clist_map_inline:Nn \c__pdf_backend_PageResources_clist
      {
        \prop_if_empty:cF { \__kernel_pdfdict_name:n { g__pdf_Core/Page/Resources/##1} }
          {
            \__kernel_backend_literal:x
              {
                pdf:put~@resources~
                  <</##1~\__pdf_backend_object_ref:n {Page/Resources/##1}>>
              }
          }
      }
  }
\cs_new_protected:Npn \__pdf_backend_NamesEmbeddedFiles_gpush:n #1 %array content
  {
    \pdf_object_unnamed_write:nn {dict} { /Names [#1] }
    %n or x?
    \__pdf_backend:x {put~@names~<</EmbeddedFiles~\pdf_object_ref_last: >>}
  }


\int_new:N \g__pdf_backend_EmbeddedFiles_int
\cs_new:Npn \__pdf_backend_EmbeddedFiles_name:
 {
   (
    l3ef
    \int_compare:nNnT {\g__pdf_backend_EmbeddedFiles_int} < {10}
     {0}
    \int_compare:nNnT {\g__pdf_backend_EmbeddedFiles_int} < {100}
     {0}
    \int_compare:nNnT {\g__pdf_backend_EmbeddedFiles_int} < {1000}
     {0}
    \int_use:N \g__pdf_backend_EmbeddedFiles_int
   )
 }
\seq_new:N \g__pdf_backend_EmbeddedFiles_seq
\prop_new:N \g__pdf_backend_EmbeddedFiles_named_prop
\cs_new_protected:Npn  \__pdf_backend_NamesEmbeddedFiles_add:n #1
    %#1 object ref
    {
      \int_gincr:N \g__pdf_backend_EmbeddedFiles_int
      \prop_gput:Nnx \g__pdf_backend_EmbeddedFiles_named_prop
        { #1 }
        { \__pdf_backend_EmbeddedFiles_name: }
      \seq_gput_right:Nx \g__pdf_backend_EmbeddedFiles_seq
        { \__pdf_backend_EmbeddedFiles_name: \c_space_tl #1 }
    }

   % it needs a bit testing if it really works to set the box to 0 before the special ...
   % does it disturb viewing the xobject?
   % what happens with the resources (bdc)? (should work as they are specials too)
   % xetex requires that the special is in horizontal mode. This means it affects
   % typesetting. But we can no delay the whole form code to shipout
   % as the object reference and the size is often wanted on the current page.
   % so we need to allocate a box - but probably they won't be thousands xform
   % in a document so it shouldn't matter.
    \cs_new_protected:Npn \__pdf_backend_xform_new:nnnn #1 #2 #3 #4
    % #1 name
    % #2 attributes
    % #3 resources
    % #4 content, not necessarily a box!
      {
         \int_gincr:N \g__pdf_backend_object_int
         \int_const:cn
           { c__pdf_backend_xform_ \tl_to_str:n {#1} _int }
           { \g__pdf_backend_object_int }
         \box_new:c { g__pdf_backend_xform_#1_box }
         \hbox_gset:cn { g__pdf_backend_xform_#1_box }
           {
             \bool_set_true:N \l__pdf_backend_xform_bool
             #4
           }
         \tl_const:cx
           { c__pdf_backend_xform_wd_ \tl_to_str:n {#1} _tl }
           { \tex_the:D \box_wd:c { g__pdf_backend_xform_#1_box } }
         \tl_const:cx
           { c__pdf_backend_xform_ht_ \tl_to_str:n {#1} _tl }
           { \tex_the:D \box_ht:c { g__pdf_backend_xform_#1_box } }
         \tl_const:cx
           { c__pdf_backend_xform_dp_ \tl_to_str:n {#1} _tl }
           { \tex_the:D \box_dp:c { g__pdf_backend_xform_#1_box } }
         \box_set_dp:cn  { g__pdf_backend_xform_#1_box } { \c_zero_dim }
         \box_set_ht:cn  { g__pdf_backend_xform_#1_box } { \c_zero_dim }
         \box_set_wd:cn  { g__pdf_backend_xform_#1_box } { \c_zero_dim }
         \hook_gput_next_code:nn {shipout/background}
           {
             \mode_leave_vertical: %needed, the xform disappears without it.
             \__pdf_backend:x
               {
                 bxobj  ~ \__pdf_backend_xform_ref:n  { #1 }
                 \c_space_tl width  ~ \pdfxform_wd:n { #1 }
                 \c_space_tl height ~ \pdfxform_ht:n { #1 }
                 \c_space_tl depth  ~ \pdfxform_dp:n { #1 }
               }
             \box_use_drop:c { g__pdf_backend_xform_#1_box }
             \__pdf_backend:x {put ~ @resources ~<<#3>> }
             \__pdf_backend:x
               {
                 put~ @resources ~
                   <<
                     /ExtGState~ \pdf_object_ref:n { Page/Resources/ExtGState }
                   >>
               }
             \__pdf_backend:x
               {
                 put~ @resources ~
                 <<
                   /Pattern~ \pdf_object_ref:n { Page/Resources/Pattern }
                 >>
               }
             \__pdf_backend:x
               {
                 put~ @resources ~
                 <<
                   /Shading~ \pdf_object_ref:n { Page/Resources/Shading }
                 >>
               }
             \__pdf_backend:x
               {
                 put~ @resources ~
                 <<
                   /ColorSpace~
                   \pdf_object_ref:n { Page/Resources/ColorSpace }
                 >>
               }
             \exp_args:Nx
             \__pdf_backend:x {exobj ~<<#2>>}
           }
      }

    \cs_new:Npn \__pdf_backend_xform_ref:n #1
      {
        @pdf.xform \int_use:c { c__pdf_backend_xform_ \tl_to_str:n {#1} _int }
      }

    \cs_new_protected:Npn \__pdf_backend_xform_use:n #1
     {
       \hbox_set:Nn \l__pdf_backend_tmpa_box
         {
           \__pdf_backend:x
             {
               uxobj~ \__pdf_backend_xform_ref:n { #1 }
             }
         }
       \box_set_wd:Nn  \l__pdf_backend_tmpa_box { \pdfxform_wd:n { #1 } }
       \box_set_ht:Nn  \l__pdf_backend_tmpa_box { \pdfxform_ht:n { #1 } }
       \box_set_dp:Nn  \l__pdf_backend_tmpa_box { \pdfxform_dp:n { #1 } }
       \box_use_drop:N \l__pdf_backend_tmpa_box
     }
%% all
\prg_new_conditional:Npnn \__pdf_backend_xform_if_exist:n #1 { p , T , F , TF }
  {
    \int_if_exist:cTF { c__pdf_backend_xform_ \tl_to_str:n {#1} _int }
     { \prg_return_true: }
     { \prg_return_false:}
  }
\prg_new_eq_conditional:NNn \pdfxform_if_exist:n\__pdf_backend_xform_if_exist:n
  { TF , T , F , p }
%% 
%%
%% End of file `l3backend-testphase-xetex.def'.