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Name	Size	Permission
l3backend-dvipdfmx.def	35.6 KB	-rw-r--r--
l3backend-dvips.def	34.83 KB	-rw-r--r--
l3backend-dvisvgm.def	18.83 KB	-rw-r--r--
l3backend-luatex.def	29.58 KB	-rw-r--r--
l3backend-pdftex.def	29.22 KB	-rw-r--r--
l3backend-xetex.def	36.41 KB	-rw-r--r--

Code Editor : l3backend-pdftex.def

%%
%% This is file `l3backend-pdftex.def',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% l3backend-basics.dtx  (with options: `package,pdftex')
%% l3backend-color.dtx  (with options: `package,pdftex')
%% l3backend-box.dtx  (with options: `package,pdftex')
%% l3backend-draw.dtx  (with options: `package,pdftex')
%% l3backend-graphics.dtx  (with options: `package,pdftex')
%% l3backend-pdf.dtx  (with options: `package,pdftex')
%% l3backend-opacity.dtx  (with options: `package,pdftex')
%% 
%% Copyright (C) 2019-2022 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 "l3backend bundle" (The Work in LPPL)
%% and all files in that bundle must be distributed together.
%% 
%% File: l3backend-basics.dtx
\ProvidesExplFile
  {l3backend-pdftex.def}{2022-01-12}{}
  {L3 backend support: PDF output (pdfTeX)}
\cs_if_exist:NTF \__kernel_dependency_version_check:nn
  {
    \__kernel_dependency_version_check:nn {2021-02-18}
      {l3backend-pdftex.def}
  }
  {
    \cs_if_exist_use:cF { @latex@error } { \errmessage }
      {
        Mismatched~LaTeX~support~files~detected. \MessageBreak
        Loading~aborted!
      }
      { \use:c { @ehd } }
    \tex_endinput:D
  }
\cs_new_eq:NN \__kernel_backend_literal:e \tex_special:D
\cs_new_protected:Npn \__kernel_backend_literal:n #1
  { \__kernel_backend_literal:e { \exp_not:n {#1} } }
\cs_generate_variant:Nn \__kernel_backend_literal:n { x }
\cs_if_exist:NTF \@ifl@t@r
  {
    \@ifl@t@r \fmtversion { 2020-10-01 }
      {
        \cs_new_protected:Npn \__kernel_backend_first_shipout:n #1
          { \hook_gput_code:nnn { shipout / firstpage } { l3backend } {#1} }
      }
      { \cs_new_eq:NN \__kernel_backend_first_shipout:n \AtBeginDvi }
  }
  { \cs_new_eq:NN \__kernel_backend_first_shipout:n \use:n }
\cs_new_protected:Npn \__kernel_backend_literal_pdf:n #1
  {
    \tex_pdfliteral:D
      { \exp_not:n {#1} }
  }
\cs_generate_variant:Nn \__kernel_backend_literal_pdf:n { x }
\cs_new_protected:Npn \__kernel_backend_literal_page:n #1
  {
    \tex_pdfliteral:D
        page { \exp_not:n {#1} }
  }
\cs_new_protected:Npn \__kernel_backend_scope_begin:
  {
    \tex_pdfsave:D
  }
\cs_new_protected:Npn \__kernel_backend_scope_end:
  {
    \tex_pdfrestore:D
  }
\cs_new_protected:Npn \__kernel_backend_matrix:n #1
  {
    \tex_pdfsetmatrix:D
        { \exp_not:n {#1} }
  }
\cs_generate_variant:Nn \__kernel_backend_matrix:n { x }
%% File: l3backend-color.dtx
\cs_new_protected:Npn \__color_backend_pickup:N #1 { }
\cs_if_exist:cT { ver@color.sty }
  {
    \cs_set_protected:Npn \__color_backend_pickup:N #1
      {
        \exp_last_unbraced:Nx \__color_backend_pickup:w
          { \current@color } ~ 0 ~ 0 ~ 0 \s__color_stop #1
      }
    \cs_new_protected:Npn \__color_backend_pickup:w
      #1 ~ #2 ~ #3 ~ #4 ~ #5 ~ #6 \s__color_stop #7
      {
        \str_if_eq:nnTF {#2} { g }
          { \tl_set:Nn #7 { { gray } {#1} } }
          {
            \str_if_eq:nnTF {#4} { rg }
              { \tl_set:Nn #7 { { rgb } { #1 ~ #2 ~ #3 } } }
              {
                 \str_if_eq:nnTF {#5} { k }
                   { \tl_set:Nn #7 { { cmyk } { #1 ~ #2 ~ #3 ~ #4 } } }
                   {
                     \str_if_eq:nnTF {#2} { cs }
                       {
                         \tl_set:Nx #7 { { \use:n #1 } { #5 } }
                       }
                       {
                         \tl_set:Nn #7 { { gray } { 0 } }
                       }
                   }
              }
          }
      }
  }
\int_new:N \l__color_backend_stack_int
\cs_new_protected:Npn \__kernel_color_backend_stack_init:Nnn #1#2#3
  {
    \int_const:Nn #1
      {
        \tex_pdfcolorstackinit:D
        \tl_if_blank:nF {#2} { #2 ~ }
        {#3}
      }
  }
\cs_new_protected:Npn \__kernel_color_backend_stack_push:nn #1#2
  {
    \tex_pdfcolorstack:D
      \int_eval:n {#1} ~ push ~ {#2}
  }
\cs_generate_variant:Nn \__kernel_color_backend_stack_push:nn { nx }
\cs_new_protected:Npn \__kernel_color_backend_stack_pop:n #1
  {
    \tex_pdfcolorstack:D
      \int_eval:n {#1} ~ pop \scan_stop:
  }
\tl_new:N \l__color_backend_fill_tl
\tl_new:N \l__color_backend_stroke_tl
\cs_new_protected:Npn \__color_backend_select_cmyk:n #1
  { \__color_backend_select:nn { #1 ~ k } { #1 ~ K } }
\cs_new_protected:Npn \__color_backend_select_gray:n #1
  { \__color_backend_select:nn { #1 ~ g } { #1 ~ G } }
\cs_new_protected:Npn \__color_backend_select_rgb:n #1
  { \__color_backend_select:nn { #1 ~ rg } { #1 ~ RG } }
\cs_new_protected:Npn \__color_backend_select:nn #1#2
  {
    \tl_set:Nn \l__color_backend_fill_tl {#1}
    \tl_set:Nn \l__color_backend_stroke_tl {#2}
    \__kernel_color_backend_stack_push:nn \l__color_backend_stack_int { #1 ~ #2 }
  }
\cs_new_protected:Npn \__color_backend_reset:
  { \__kernel_color_backend_stack_pop:n \l__color_backend_stack_int }
\prop_new:N \g__color_backend_colorant_prop
\cs_new:Npx \__color_backend_devicen_colorants:n #1
  {
    \exp_not:N \tl_if_blank:nF {#1}
      {
        \c_space_tl
        << ~
          /Colorants ~
            << ~
              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
                \exp_not:N \q_recursion_tail \c_space_tl
                \exp_not:N \q_recursion_stop
            >> ~
        >>
      }
  }
\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
  {
    \quark_if_recursion_tail_stop:n {#1}
    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
      {
        #1 ~
        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
      }
    \__color_backend_devicen_colorants:w
  }
\cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
  { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
\cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
\cs_new_eq:NN \__color_backend_select_iccbased:nn \__color_backend_select_separation:nn
\cs_new_protected:Npn \__color_backend_separation_init:nnnnn #1#2#3#4#5
  {
    \pdf_object_unnamed_write:nx { dict }
      {
        /FunctionType ~ 2
        /Domain ~ [0 ~ 1]
        \tl_if_blank:nF {#3} { /Range ~ [#3] }
        /C0 ~ [#4] ~
        /C1 ~ [#5] /N ~ 1
      }
    \exp_args:Nx \__color_backend_separation_init:nn
      { \str_convert_pdfname:n {#1} } {#2}
    \bool_lazy_and:nnT
      { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
      { \pdfmanagement_if_active_p: }
      {
        \use:x
          {
            \pdfmanagement_add:nnn
              { Page / Resources / ColorSpace }
              { color \int_use:N \g__color_model_int }
              { \pdf_object_ref_last: }
          }
      }
  }
\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
  {
    \pdf_object_unnamed_write:nx { array }
      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
      { \pdf_object_ref_last: }
  }
\cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
  {
    \pdf_object_if_exist:nF { __color_illuminant_CIELAB_ #1 }
      {
        \pdf_object_new:nn { __color_illuminant_CIELAB_ #1 } { array }
        \pdf_object_write:nx { __color_illuminant_CIELAB_ #1 }
          {
            /Lab ~
            <<
             /WhitePoint ~
               [ \tl_use:c { c__color_model_whitepoint_CIELAB_ #1 _tl } ]
             /Range ~ [ \c__color_model_range_CIELAB_tl ]
            >>
          }
      }
    \__color_backend_separation_init:nnnnn
      {#2}
      { \pdf_object_ref:n { __color_illuminant_CIELAB_ #1 } }
      { \c__color_model_range_CIELAB_tl }
      { 100 ~ 0 ~ 0 }
      {#3}
  }
\cs_new_protected:Npn \__color_backend_devicen_init:nnn #1#2#3
  {
    \pdf_object_unnamed_write:nx { stream }
      {
        {
          /FunctionType ~ 4 ~
          /Domain ~
            [ ~
              \prg_replicate:nn
                { 0 \__color_backend_devicen_init:w #1 ~ \s__color_stop }
                { 0 ~ 1 ~ }
            ] ~
          /Range ~
            [ ~
              \str_case:nn {#2}
                {
                  { /DeviceCMYK } { 0 ~ 1 ~ 0 ~ 1 ~ 0 ~ 1 ~ 0 ~ 1 }
                  { /DeviceGray } { 0 ~ 1 }
                  { /DeviceRGB }  { 0 ~ 1 ~ 0 ~ 1 ~ 0 ~ 1 }
                } ~
            ]
        }
        { {#3} }
     }
    \pdf_object_unnamed_write:nx { array }
      {
        /DeviceN ~
        [ ~ #1 ~ ] ~
        #2 ~
        \pdf_object_ref_last:
        \__color_backend_devicen_colorants:n {#1}
      }
    \bool_lazy_and:nnT
      { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
      { \pdfmanagement_if_active_p: }
      {
        \use:x
          {
            \pdfmanagement_add:nnn
              { Page / Resources / ColorSpace }
              { color \int_use:N \g__color_model_int }
              { \pdf_object_ref_last: }
          }
      }
  }
\cs_new:Npn \__color_backend_devicen_init:w #1 ~ #2 \s__color_stop
  {
    + 1
    \tl_if_blank:nF {#2}
      { \__color_backend_devicen_init:w #2 \s__color_stop }
  }
\cs_new_protected:Npn \__color_backend_iccbased_init:nnn #1#2#3
  {
    \pdf_object_if_exist:nF { __color_icc_ #1 }
      {
        \pdf_object_new:nn { __color_icc_ #1 } { fstream }
        \pdf_object_write:nx { __color_icc_ #1 }
          {
            {
              /N ~ \exp_not:n { #2 } ~
              \tl_if_empty:nF { #3 } { /Range~[ #3 ] }
            }
            {#1}
          }
      }
    \pdf_object_unnamed_write:nx { array }
      { /ICCBased ~ \pdf_object_ref:n { __color_icc_ #1 } }
    \cs_if_exist:NT \pdfmanagement_add:nnn
      {
        \use:x
          {
            \pdfmanagement_add:nnn { Page / Resources / ColorSpace }
              { color \int_use:N \g__color_model_int }
              { ~ \pdf_object_ref_last: }
          }
      }
  }

\cs_new_protected:Npn \__color_backend_iccbased_device:nnn #1#2#3
  {
    \pdf_object_if_exist:nF { __color_icc_ #1 }
      {
        \pdf_object_new:nn { __color_icc_ #1 } { fstream }
        \pdf_object_write:nn { __color_icc_ #1 }
          {
            { /N ~ #3 }
            {#1}
          }
      }
    \pdf_object_unnamed_write:nx { array }
      { /ICCBased ~ \pdf_object_ref:n { __color_icc_ #1 } }
    \cs_if_exist:NT \pdfmanagement_add:nnn
      {
        \use:x
          {
            \pdfmanagement_add:nnn
              { Page / Resources / ColorSpace }
              { Default #2 }
              { \pdf_object_ref_last: }
          }
      }
  }
\cs_new_protected:Npn \__color_backend_fill_cmyk:n #1
  { \__color_backend_fill:n { #1 ~ k } }
\cs_new_protected:Npn \__color_backend_fill_gray:n #1
  { \__color_backend_fill:n { #1 ~ g } }
\cs_new_protected:Npn \__color_backend_fill_rgb:n #1
  { \__color_backend_fill:n { #1 ~ rg } }
\cs_new_protected:Npn \__color_backend_fill:n #1
  {
    \tl_set:Nn \l__color_backend_fill_tl {#1}
    \__kernel_color_backend_stack_push:nn \l__color_backend_stack_int
      { #1 ~ \l__color_backend_stroke_tl }
    \group_insert_after:N \__color_backend_reset:
  }
\cs_new_protected:Npn \__color_backend_stroke_cmyk:n #1
  { \__color_backend_stroke:n { #1 ~ K } }
\cs_new_protected:Npn \__color_backend_stroke_gray:n #1
  { \__color_backend_stroke:n { #1 ~ G } }
\cs_new_protected:Npn \__color_backend_stroke_rgb:n #1
  { \__color_backend_stroke:n { #1 ~ RG } }
\cs_new_protected:Npn \__color_backend_stroke:n #1
  {
    \tl_set:Nn \l__color_backend_stroke_tl {#1}
    \__kernel_color_backend_stack_push:nn \l__color_backend_stack_int
      { \l__color_backend_fill_tl \c_space_tl #1 }
    \group_insert_after:N \__color_backend_reset:
  }
\cs_new_protected:Npn \__color_backend_fill_separation:nn #1#2
  { \__color_backend_fill:n { /#1 ~ cs ~ #2 ~ scn } }
\cs_new_protected:Npn \__color_backend_stroke_separation:nn #1#2
  { \__color_backend_stroke:n { /#1 ~ CS ~ #2 ~ SCN } }
\cs_new_eq:NN \__color_backend_fill_devicen:nn \__color_backend_fill_separation:nn
\cs_new_eq:NN \__color_backend_stroke_devicen:nn \__color_backend_stroke_separation:nn
%% File: l3backend-box.dtx
\cs_new_protected:Npn \__box_backend_clip:N #1
  {
    \__kernel_backend_scope_begin:
    \__kernel_backend_literal_pdf:x
      {
        0~
        \dim_to_decimal_in_bp:n { -\box_dp:N #1 } ~
        \dim_to_decimal_in_bp:n { \box_wd:N #1 } ~
        \dim_to_decimal_in_bp:n { \box_ht:N #1 + \box_dp:N #1 } ~
        re~W~n
      }
    \hbox_overlap_right:n { \box_use:N #1 }
    \__kernel_backend_scope_end:
    \skip_horizontal:n { \box_wd:N #1 }
  }
\cs_new_protected:Npn \__box_backend_rotate:Nn #1#2
  { \exp_args:NNf \__box_backend_rotate_aux:Nn #1 { \fp_eval:n {#2} } }
\cs_new_protected:Npn \__box_backend_rotate_aux:Nn #1#2
  {
    \__kernel_backend_scope_begin:
    \box_set_wd:Nn #1 { 0pt }
    \fp_set:Nn \l__box_backend_cos_fp { round ( cosd ( #2 ) , 5 ) }
    \fp_compare:nNnT \l__box_backend_cos_fp = \c_zero_fp
      { \fp_zero:N \l__box_backend_cos_fp }
    \fp_set:Nn \l__box_backend_sin_fp { round ( sind ( #2 ) , 5 ) }
    \__kernel_backend_matrix:x
      {
        \fp_use:N \l__box_backend_cos_fp \c_space_tl
        \fp_compare:nNnTF \l__box_backend_sin_fp = \c_zero_fp
          { 0~0 }
          {
            \fp_use:N \l__box_backend_sin_fp
            \c_space_tl
            \fp_eval:n { -\l__box_backend_sin_fp }
          }
        \c_space_tl
        \fp_use:N \l__box_backend_cos_fp
      }
   \box_use:N #1
   \__kernel_backend_scope_end:
  }
\fp_new:N \l__box_backend_cos_fp
\fp_new:N \l__box_backend_sin_fp
\cs_new_protected:Npn \__box_backend_scale:Nnn #1#2#3
  {
    \__kernel_backend_scope_begin:
    \__kernel_backend_matrix:x
      {
        \fp_eval:n { round ( #2 , 5 ) } ~
        0~0~
        \fp_eval:n { round ( #3 , 5 ) }
      }
    \hbox_overlap_right:n { \box_use:N #1 }
    \__kernel_backend_scope_end:
  }
%% File: l3backend-draw.dtx
\cs_new_eq:NN \__draw_backend_literal:n \__kernel_backend_literal_pdf:n
\cs_generate_variant:Nn \__draw_backend_literal:n { x }
\cs_new_protected:Npn \__draw_backend_begin:
  { \__draw_backend_scope_begin: }
\cs_new_protected:Npn \__draw_backend_end:
  { \__draw_backend_scope_end: }
\cs_new_eq:NN \__draw_backend_scope_begin: \__kernel_backend_scope_begin:
\cs_new_eq:NN \__draw_backend_scope_end: \__kernel_backend_scope_end:
\cs_new_protected:Npn \__draw_backend_moveto:nn #1#2
  {
    \__draw_backend_literal:x
      { \dim_to_decimal_in_bp:n {#1} ~ \dim_to_decimal_in_bp:n {#2} ~ m }
  }
\cs_new_protected:Npn \__draw_backend_lineto:nn #1#2
  {
    \__draw_backend_literal:x
      { \dim_to_decimal_in_bp:n {#1} ~ \dim_to_decimal_in_bp:n {#2} ~ l }
  }
\cs_new_protected:Npn \__draw_backend_curveto:nnnnnn #1#2#3#4#5#6
  {
    \__draw_backend_literal:x
      {
        \dim_to_decimal_in_bp:n {#1} ~ \dim_to_decimal_in_bp:n {#2} ~
        \dim_to_decimal_in_bp:n {#3} ~ \dim_to_decimal_in_bp:n {#4} ~
        \dim_to_decimal_in_bp:n {#5} ~ \dim_to_decimal_in_bp:n {#6} ~
        c
      }
 }
\cs_new_protected:Npn \__draw_backend_rectangle:nnnn #1#2#3#4
  {
     \__draw_backend_literal:x
      {
        \dim_to_decimal_in_bp:n {#1} ~ \dim_to_decimal_in_bp:n {#2} ~
        \dim_to_decimal_in_bp:n {#3} ~ \dim_to_decimal_in_bp:n {#4} ~
        re
      }
  }
\cs_new_protected:Npn \__draw_backend_evenodd_rule:
  { \bool_gset_true:N \g__draw_draw_eor_bool }
\cs_new_protected:Npn \__draw_backend_nonzero_rule:
  { \bool_gset_false:N \g__draw_draw_eor_bool }
\bool_new:N \g__draw_draw_eor_bool
\cs_new_protected:Npn \__draw_backend_closepath:
  { \__draw_backend_literal:n { h } }
\cs_new_protected:Npn \__draw_backend_stroke:
  { \__draw_backend_literal:n { S } }
\cs_new_protected:Npn \__draw_backend_closestroke:
  { \__draw_backend_literal:n { s } }
\cs_new_protected:Npn \__draw_backend_fill:
  {
    \__draw_backend_literal:x
      { f \bool_if:NT \g__draw_draw_eor_bool * }
  }
\cs_new_protected:Npn \__draw_backend_fillstroke:
  {
    \__draw_backend_literal:x
      { B \bool_if:NT \g__draw_draw_eor_bool * }
  }
\cs_new_protected:Npn \__draw_backend_clip:
  {
    \__draw_backend_literal:x
      { W \bool_if:NT \g__draw_draw_eor_bool * }
  }
\cs_new_protected:Npn \__draw_backend_discardpath:
  { \__draw_backend_literal:n { n } }
\cs_new_protected:Npn \__draw_backend_dash_pattern:nn #1#2
  {
    \__draw_backend_literal:x
      {
        [
          \exp_args:Nf \use:n
            { \clist_map_function:nN {#1} \__draw_backend_dash:n }
        ] ~
        \dim_to_decimal_in_bp:n {#2} ~ d
      }
  }
\cs_new:Npn \__draw_backend_dash:n #1
  { ~ \dim_to_decimal_in_bp:n {#1} }
\cs_new_protected:Npn \__draw_backend_linewidth:n #1
  {
    \__draw_backend_literal:x
      { \dim_to_decimal_in_bp:n {#1} ~ w }
  }
\cs_new_protected:Npn \__draw_backend_miterlimit:n #1
  { \__draw_backend_literal:x { #1 ~ M } }
\cs_new_protected:Npn \__draw_backend_cap_butt:
  { \__draw_backend_literal:n { 0 ~ J } }
\cs_new_protected:Npn \__draw_backend_cap_round:
  { \__draw_backend_literal:n { 1 ~ J } }
\cs_new_protected:Npn \__draw_backend_cap_rectangle:
  { \__draw_backend_literal:n { 2 ~ J } }
\cs_new_protected:Npn \__draw_backend_join_miter:
  { \__draw_backend_literal:n { 0 ~ j } }
\cs_new_protected:Npn \__draw_backend_join_round:
  { \__draw_backend_literal:n { 1 ~ j } }
\cs_new_protected:Npn \__draw_backend_join_bevel:
  { \__draw_backend_literal:n { 2 ~ j } }
\cs_new_protected:Npn \__draw_backend_cm:nnnn #1#2#3#4
  {
    \__kernel_backend_matrix:n { #1 ~ #2 ~ #3 ~ #4 }
  }
\cs_new_protected:Npn \__draw_backend_box_use:Nnnnn #1#2#3#4#5
  {
    \__kernel_backend_scope_begin:
    \__draw_backend_cm:nnnn {#2} {#3} {#4} {#5}
    \hbox_overlap_right:n { \box_use:N #1 }
    \__kernel_backend_scope_end:
  }
%% File: l3backend-graphics.dtx
\tl_new:N \l__graphics_graphics_attr_tl
\cs_new_protected:Npn \__graphics_backend_getbb_jpg:n #1
  {
    \int_zero:N \l_graphics_page_int
    \tl_clear:N \l_graphics_pagebox_tl
    \tl_set:Nx \l__graphics_graphics_attr_tl
      {
        \tl_if_empty:NF \l_graphics_decodearray_tl
          { :D \l_graphics_decodearray_tl }
        \bool_if:NT \l_graphics_interpolate_bool
          { :I }
      }
    \tl_clear:N \l__graphics_graphics_attr_tl
    \__graphics_backend_getbb_auxi:n {#1}
  }
\cs_new_eq:NN \__graphics_backend_getbb_png:n \__graphics_backend_getbb_jpg:n
\cs_new_protected:Npn \__graphics_backend_getbb_pdf:n #1
  {
    \tl_clear:N \l_graphics_decodearray_tl
    \bool_set_false:N \l_graphics_interpolate_bool
    \tl_set:Nx \l__graphics_graphics_attr_tl
      {
        : \l_graphics_pagebox_tl
        \int_compare:nNnT \l_graphics_page_int > 1
          { :P \int_use:N \l_graphics_page_int }
      }
    \__graphics_backend_getbb_auxi:n {#1}
  }
\cs_new_protected:Npn \__graphics_backend_getbb_auxi:n #1
  {
    \graphics_bb_restore:xF { #1 \l__graphics_graphics_attr_tl }
      { \__graphics_backend_getbb_auxii:n {#1} }
  }
\cs_new_protected:Npn \__graphics_backend_getbb_auxii:n #1
  {
    \tex_immediate:D \tex_pdfximage:D
      \bool_lazy_or:nnT
        { \l_graphics_interpolate_bool }
        { ! \tl_if_empty_p:N \l_graphics_decodearray_tl }
        {
          attr ~
            {
              \tl_if_empty:NF \l_graphics_decodearray_tl
                { /Decode~[ \l_graphics_decodearray_tl ] }
              \bool_if:NT \l_graphics_interpolate_bool
                { /Interpolate~true }
            }
        }
      \int_compare:nNnT \l_graphics_page_int > 0
        { page ~ \int_use:N \l_graphics_page_int }
      \tl_if_empty:NF \l_graphics_pagebox_tl
        { \l_graphics_pagebox_tl }
      {#1}
    \hbox_set:Nn \l__graphics_internal_box
      { \tex_pdfrefximage:D \tex_pdflastximage:D }
    \dim_set:Nn \l_graphics_urx_dim { \box_wd:N \l__graphics_internal_box }
    \dim_set:Nn \l_graphics_ury_dim { \box_ht:N \l__graphics_internal_box }
    \int_const:cn { c__graphics_graphics_ #1 \l__graphics_graphics_attr_tl _int }
      { \tex_the:D \tex_pdflastximage:D }
    \graphics_bb_save:x { #1 \l__graphics_graphics_attr_tl }
  }
\cs_new_protected:Npn \__graphics_backend_include_jpg:n #1
  {
    \tex_pdfrefximage:D
      \int_use:c { c__graphics_graphics_ #1 \l__graphics_graphics_attr_tl _int }
  }
\cs_new_eq:NN \__graphics_backend_include_pdf:n \__graphics_backend_include_jpg:n
\cs_new_eq:NN \__graphics_backend_include_png:n \__graphics_backend_include_jpg:n
\sys_if_shell:T
  {
    \str_new:N \l__graphics_backend_dir_str
    \str_new:N \l__graphics_backend_name_str
    \str_new:N \l__graphics_backend_ext_str
    \cs_new_protected:Npn \__graphics_backend_getbb_eps:n #1
      {
        \file_parse_full_name:nNNN {#1}
          \l__graphics_backend_dir_str
          \l__graphics_backend_name_str
          \l__graphics_backend_ext_str
        \exp_args:Nx \__graphics_backend_getbb_eps:nn
          {
            \l__graphics_backend_name_str - \str_tail:N \l__graphics_backend_ext_str
            -converted-to.pdf
          }
          {#1}
     }
    \cs_new_protected:Npn \__graphics_backend_getbb_eps:nn #1#2
      {
        \file_compare_timestamp:nNnT {#2} > {#1}
          {
            \sys_shell_now:n
              { repstopdf ~ #2 ~ #1 }
          }
        \tl_set:Nn \l_graphics_name_tl {#1}
        \__graphics_backend_getbb_pdf:n {#1}
      }
    \cs_new_protected:Npn \__graphics_backend_include_eps:n #1
      {
        \file_parse_full_name:nNNN {#1}
          \l__graphics_backend_dir_str \l__graphics_backend_name_str \l__graphics_backend_ext_str
        \exp_args:Nx \__graphics_backend_include_pdf:n
          {
            \l__graphics_backend_name_str - \str_tail:N \l__graphics_backend_ext_str
            -converted-to.pdf
          }
      }
  }
%% File: l3backend-pdf.dtx
\box_new:N \l__pdf_internal_box
\cs_new_protected:Npn \__pdf_backend_annotation:nnnn #1#2#3#4
  {
    \tex_pdfannot:D
      width  ~ \dim_eval:n {#1} ~
      height ~ \dim_eval:n {#2} ~
      depth  ~ \dim_eval:n {#3} ~
      {#4}
  }
\cs_new:Npx \__pdf_backend_annotation_last:
  {
    \exp_not:N \int_value:w
      \exp_not:N \tex_pdflastannot:D
      \c_space_tl 0 ~ R
  }
\cs_new_protected:Npn \__pdf_backend_link_begin_goto:nnw #1#2
  { \__pdf_backend_link_begin:nnnw {#1} { goto~name } {#2} }
\cs_new_protected:Npn \__pdf_backend_link_begin_user:nnw #1#2
  { \__pdf_backend_link_begin:nnnw {#1} { user } {#2} }
\cs_new_protected:Npn \__pdf_backend_link_begin:nnnw #1#2#3
  {
    \tex_pdfstartlink:D
      attr {#1}
      #2 {#3}
  }
\cs_new_protected:Npn \__pdf_backend_link_end:
  {
    \tex_pdfendlink:D
  }
\cs_new:Npx \__pdf_backend_link_last:
  {
    \exp_not:N \int_value:w
      \exp_not:N \tex_pdflastlink:D
      \c_space_tl 0 ~ R
  }
\cs_new_protected:Npn \__pdf_backend_link_margin:n #1
  {
    \tex_pdflinkmargin:D
      \dim_eval:n {#1} \scan_stop:
  }
\cs_new_protected:Npn \__pdf_backend_destination:nn #1#2
  {
    \tex_pdfdest:D
        name {#1}
        \str_case:nnF {#2}
          {
            { xyz }   { xyz }
            { fit }   { fit }
            { fitb }  { fitb }
            { fitbh } { fitbh }
            { fitbv } { fitbv }
            { fith }  { fith }
            { fitv }  { fitv }
            { fitr }  { fitr }
          }
          { xyz ~ zoom \fp_eval:n { #2 * 10 } }
        \scan_stop:
  }
\cs_new_protected:Npn \__pdf_backend_destination:nnnn #1#2#3#4
  {
    \tex_pdfdest:D
    name {#1}
    fitr ~
      width  \dim_eval:n {#2} ~
      height \dim_eval:n {#3} ~
      depth  \dim_eval:n {#4} \scan_stop:
  }
\cs_new_protected:Npn \__pdf_backend_catalog_gput:nn #1#2
  {
    \tex_pdfcatalog:D
      { / #1 ~ #2 }
  }
\cs_new_protected:Npn \__pdf_backend_info_gput:nn #1#2
  {
    \tex_pdfinfo:D
      { / #1 ~ #2 }
  }
\prop_new:N \g__pdf_backend_object_prop
\cs_new_protected:Npn \__pdf_backend_object_new:nn #1#2
  {
    \tex_pdfobj:D
      reserveobjnum ~
      \int_const:cn
        { c__pdf_backend_object_ \tl_to_str:n {#1} _int }
        { \tex_pdflastobj:D }
    \prop_gput:Nnn \g__pdf_backend_object_prop {#1} {#2}
  }
\cs_new:Npn \__pdf_backend_object_ref:n #1
  { \int_use:c { c__pdf_backend_object_ \tl_to_str:n {#1} _int } ~ 0 ~ R }
\cs_new_protected:Npn \__pdf_backend_object_write:nn #1#2
  {
    \tex_immediate:D \tex_pdfobj:D
      useobjnum ~
      \int_use:c
        { c__pdf_backend_object_ \tl_to_str:n {#1} _int }
      \str_case_e:nn
        { \prop_item:Nn \g__pdf_backend_object_prop {#1} }
        {
          { array } { { [ ~ \exp_not:n {#2} ~ ] } }
          { dict }  { { << ~ \exp_not:n {#2} ~ >> } }
          { fstream }
            {
              stream ~ attr ~ { \__pdf_exp_not_i:nn #2 } ~
                file ~ { \__pdf_exp_not_ii:nn #2 }
            }
          { stream }
            {
              stream ~ attr ~ { \__pdf_exp_not_i:nn #2 } ~
                { \__pdf_exp_not_ii:nn #2 }
            }
        }
  }
\cs_generate_variant:Nn \__pdf_backend_object_write:nn { nx }
\cs_new:Npn \__pdf_exp_not_i:nn #1#2 { \exp_not:n {#1} }
\cs_new:Npn \__pdf_exp_not_ii:nn #1#2 { \exp_not:n {#2} }
\cs_new_protected:Npn \__pdf_backend_object_now:nn #1#2
  {
    \tex_immediate:D \tex_pdfobj:D
      \str_case:nn
        {#1}
        {
          { array } { { [ ~ \exp_not:n {#2} ~ ] } }
          { dict }  { { << ~ \exp_not:n {#2} ~ >> } }
          { fstream }
            {
              stream ~ attr ~ { \__pdf_exp_not_i:nn #2 } ~
                file ~ { \__pdf_exp_not_ii:nn #2 }
            }
          { stream }
            {
              stream ~ attr ~ { \__pdf_exp_not_i:nn #2 } ~
                { \__pdf_exp_not_ii:nn #2 }
            }
        }
  }
\cs_generate_variant:Nn \__pdf_backend_object_now:nn { nx }
\cs_new:Npx \__pdf_backend_object_last:
  {
    \exp_not:N \int_value:w
      \exp_not:N \tex_pdflastobj:D
      \c_space_tl 0 ~ R
  }
\cs_new:Npx \__pdf_backend_pageobject_ref:n #1
  {
    \exp_not:N \int_value:w
      \exp_not:N \tex_pdfpageref:D
          \c_space_tl #1 \c_space_tl \c_space_tl \c_space_tl 0 ~ R
  }
\cs_new_protected:Npn \__pdf_backend_compresslevel:n #1
  {
    \tex_global:D
      \tex_pdfcompresslevel:D
        \int_value:w \int_eval:n {#1} \scan_stop:
  }
\cs_new_protected:Npn \__pdf_backend_compress_objects:n #1
  {
    \bool_if:nTF {#1}
      { \__pdf_backend_objcompresslevel:n { 2 } }
      { \__pdf_backend_objcompresslevel:n { 0 } }
  }
\cs_new_protected:Npn \__pdf_backend_objcompresslevel:n #1
  {
    \tex_global:D
      \tex_pdfobjcompresslevel:D
        #1 \scan_stop:
  }
\cs_new_protected:Npx \__pdf_backend_version_major_gset:n #1
  {
    \cs_if_exist:NT \tex_pdfmajorversion:D
      {
        \exp_not:N \tex_global:D \tex_pdfmajorversion:D
          \exp_not:N \int_eval:n {#1} \scan_stop:
      }
  }
\cs_new_protected:Npn \__pdf_backend_version_minor_gset:n #1
  {
    \tex_global:D
      \tex_pdfminorversion:D
        \int_eval:n {#1} \scan_stop:
  }
\cs_new:Npx \__pdf_backend_version_major:
  {
    \cs_if_exist:NTF \tex_pdfmajorversion:D
      { \exp_not:N \tex_the:D \tex_pdfmajorversion:D }
      { 1 }
  }
\cs_new:Npn \__pdf_backend_version_minor:
  {
    \tex_the:D
      \tex_pdfminorversion:D
  }
\cs_new_protected:Npn \__pdf_backend_bdc:nn #1#2
  { \__kernel_backend_literal_page:n { /#1 ~ #2 ~ BDC } }
\cs_new_protected:Npn \__pdf_backend_emc:
  { \__kernel_backend_literal_page:n { EMC } }
%% File: l3backend-opacity.dtx
\bool_lazy_and:nnT
  { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
  { \pdfmanagement_if_active_p:}
  {
    \__kernel_color_backend_stack_init:Nnn \c__opacity_backend_stack_int
      { page ~ direct } { /opacity 1 ~ gs }
    \pdfmanagement_add:nnn { Page / Resources / ExtGState }
      { opacity 1 } { << /ca ~ 1 /CA ~ 1 >> }
  }
\tl_new:N \l__opacity_backend_fill_tl
\tl_new:N \l__opacity_backend_stroke_tl
\cs_new_protected:Npn \__opacity_backend_select:n #1
 {
   \exp_args:Nx \__opacity_backend_select_aux:n
     { \fp_eval:n { min(max(0,#1),1) } }
 }
\cs_new_protected:Npn \__opacity_backend_select_aux:n #1
  {
    \tl_set:Nn \l__opacity_backend_fill_tl {#1}
    \tl_set:Nn \l__opacity_backend_stroke_tl {#1}
    \pdfmanagement_add:nnn { Page / Resources / ExtGState }
      { opacity #1 }
      { << /ca ~ #1 /CA ~ #1 >> }
    \__kernel_color_backend_stack_push:nn \c__opacity_backend_stack_int
      { /opacity #1 ~ gs }
    \group_insert_after:N \__opacity_backend_reset:
  }
\bool_lazy_and:nnF
  { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
  { \pdfmanagement_if_active_p:}
  {
    \cs_gset_protected:Npn \__opacity_backend_select_aux:n #1 { }
  }
\cs_new_protected:Npn \__opacity_backend_reset:
 { \__kernel_color_backend_stack_pop:n \c__opacity_backend_stack_int }
\cs_new_protected:Npn \__opacity_backend_fill:n #1
  {
    \__opacity_backend_fill_stroke:xx
      { \fp_eval:n { min(max(0,#1),1) } }
      \l__opacity_backend_stroke_tl
  }
\cs_new_protected:Npn \__opacity_backend_stroke:n #1
  {
    \__opacity_backend_fill_stroke:xx
      \l__opacity_backend_fill_tl
      { \fp_eval:n { min(max(0,#1),1) } }
  }
\cs_new_protected:Npn \__opacity_backend_fill_stroke:nn #1#2
  {
    \str_if_eq:nnTF {#1} {#2}
      { \__opacity_backend_select_aux:n {#1} }
      {
        \tl_set:Nn \l__opacity_backend_fill_tl {#1}
        \tl_set:Nn \l__opacity_backend_stroke_tl {#2}
        \pdfmanagement_add:nnn { Page / Resources / ExtGState }
          { opacity.fill #1 }
          { << /ca ~ #1 >> }
        \pdfmanagement_add:nnn { Page / Resources / ExtGState }
          { opacity.stroke #1 }
          { << /CA ~ #2 >> }
        \__kernel_color_backend_stack_push:nn \c__opacity_backend_stack_int
         { /opacity.fill #1 ~ gs /opacity.stroke #2 ~ gs }
        \group_insert_after:N \__opacity_backend_reset:
      }
  }
\cs_generate_variant:Nn \__opacity_backend_fill_stroke:nn { xx }
%% 
%%
%% End of file `l3backend-pdftex.def'.

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Code Editor : l3backend-pdftex.def