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+%%
+%% This is file `l3graphics.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% l3graphics.dtx (with options: `package')
+%%
+%% Copyright (C) 2019 The LaTeX3 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:
+%%
+%% http://www.latex-project.org/lppl.txt
+%%
+%% This file is part of the "l3experimental bundle" (The Work in LPPL)
+%% and all files in that bundle must be distributed together.
+%%
+%% File: l3graphics.dtx
+\RequirePackage{expl3}
+\ProvidesExplPackage{l3graphics}{2019-05-28}{}
+ {L3 Experimental graphics inclusion support}
+\ior_new:N \l__graphics_tmp_ior
+\tl_new:N \l__graphics_tmp_tl
+\tl_new:N \l_graphics_decodearray_tl
+\tl_new:N \l_graphics_pagebox_tl
+\bool_new:N \l_graphics_interpolate_bool
+\tl_set:Nn \l_graphics_pagebox_tl { cropbox }
+\int_new:N \l_graphics_page_int
+\dim_new:N \l_graphics_llx_dim
+\dim_new:N \l_graphics_lly_dim
+\dim_new:N \l_graphics_urx_dim
+\dim_new:N \l_graphics_ury_dim
+\cs_new_protected:Npn \graphics_bb_save:n #1
+ {
+ \dim_if_exist:cTF { c__graphics_ #1 _urx_dim }
+ { \__kernel_msg_error:nnn { graphic } { bb-already-cached } {#1} }
+ {
+ \dim_compare:nNnF \l_graphics_llx_dim = { 0pt }
+ { \dim_const:cn { c__graphics_ #1 _llx_dim } { \l_graphics_llx_dim } }
+ \dim_compare:nNnF \l_graphics_lly_dim = { 0pt }
+ { \dim_const:cn { c__graphics_ #1 _lly_dim } { \l_graphics_lly_dim } }
+ \dim_const:cn { c__graphics_ #1 _urx_dim } { \l_graphics_urx_dim }
+ \dim_const:cn { c__graphics_ #1 _ury_dim } { \l_graphics_ury_dim }
+ }
+ }
+\cs_generate_variant:Nn \graphics_bb_save:n { x }
+\cs_new_protected:Npn \graphics_bb_restore:nF #1#2
+ {
+ \dim_if_exist:cTF { c__graphics_ #1 _urx_dim }
+ {
+ \dim_set_eq:Nc \l_graphics_urx_dim { c__graphics_ #1 _urx_dim }
+ \dim_set_eq:Nc \l_graphics_ury_dim { c__graphics_ #1 _ury_dim }
+ \dim_if_exist:cTF { c__graphics_ #1 _llx_dim }
+ { \dim_set_eq:Nc \l_graphics_llx_dim { c__graphics_ #1 _llx_dim } }
+ { \dim_zero:N \l_graphics_llx_dim }
+ \dim_if_exist:cTF { c__graphics_ #1 _lly_dim }
+ { \dim_set_eq:Nc \l_graphics_lly_dim { c__graphics_ #1 _lly_dim } }
+ { \dim_zero:N \l_graphics_lly_dim }
+ }
+ {#2}
+ }
+\cs_generate_variant:Nn \graphics_bb_restore:nF { x }
+\cs_new_protected:Npn \graphics_extract_bb:n #1
+ {
+ \int_compare:nNnTF \l_graphics_page_int > 0
+ { \__graphics_extract_bb_auxi:Vn \l_graphics_page_int {#1} }
+ { \__graphics_extract_bb_auxii:nnn {#1} { } { } }
+ }
+\cs_new_protected:Npn \__graphics_extract_bb_auxi:nn #1#2
+ { \__graphics_extract_bb_auxii:nnn {#2} { :P #1 } { -p~#1~ } }
+\cs_generate_variant:Nn \__graphics_extract_bb_auxi:nn { Vn }
+\cs_new_protected:Npn \__graphics_extract_bb_auxii:nnn #1#2#3
+ {
+ \tl_if_empty:NTF \l_graphics_pagebox_tl
+ { \__graphics_extract_bb_auxiv:nnn }
+ { \__graphics_extract_bb_auxiii:Vnnn \l_graphics_pagebox_tl }
+ {#1} {#2} {#3}
+ }
+\cs_new_protected:Npn \__graphics_extract_bb_auxiii:nnnn #1#2#3#4
+ { \__graphics_extract_bb_auxiv:nnn {#2} { : #1 #3 } { #4 -B~#1~ } }
+\cs_generate_variant:Nn \__graphics_extract_bb_auxiii:nnnn { V }
+\cs_new_protected:Npn \__graphics_extract_bb_auxiv:nnn #1#2#3
+ {
+ \__graphics_read_bb_auxi:nnnn {#1} {#2}
+ { \ior_shell_open:Nn \l__graphics_tmp_ior { extractbb~#3-O~#1 } }
+ { pipe-failed }
+ }
+\cs_new_protected:Npn \graphics_read_bb:n #1
+ {
+ \__graphics_read_bb_auxi:nnnn {#1} { }
+ { \ior_open:Nn \l__graphics_tmp_ior {#1} }
+ { graphic-not-found }
+ }
+\cs_new_protected:Npn \__graphics_read_bb_auxi:nnnn #1#2#3#4
+ {
+ \graphics_bb_restore:nF {#1#2}
+ { \__graphics_read_bb_auxii:nnnn {#3} {#4} {#1} {#2} }
+ }
+\cs_new_protected:Npx \__graphics_read_bb_auxii:nnnn #1#2#3#4
+ {
+ #1
+ \exp_not:N \ior_if_eof:NTF \exp_not:N \l__graphics_tmp_ior
+ { \__kernel_msg_error:nnn { graphics } {#2} {#3} }
+ {
+ \ior_str_map_inline:Nn \exp_not:N \l__graphics_tmp_ior
+ {
+ \exp_not:N \__graphics_read_bb_auxiii:w
+ ##1 ~ \c_colon_str \exp_not:N \q_stop
+ }
+ }
+ \exp_not:n
+ {
+ \ior_close:N \l__graphics_tmp_ior
+ \dim_compare:nNnF \l_graphics_llx_dim = { 0pt }
+ { \dim_const:cn { c__graphics_ #3#4 _llx_dim } { \l_graphics_llx_dim } }
+ \dim_compare:nNnF \l_graphics_lly_dim = { 0pt }
+ { \dim_const:cn { c__graphics_ #3#4 _lly_dim } { \l_graphics_lly_dim } }
+ \dim_const:cn { c__graphics_ #3#4 _urx_dim } { \l_graphics_urx_dim }
+ \dim_const:cn { c__graphics_ #3#4 _ury_dim } { \l_graphics_ury_dim }
+ }
+ }
+\use:x
+ {
+ \cs_new_protected:Npn \exp_not:N \__graphics_read_bb_auxiii:w
+ ##1 \c_colon_str ##2 \exp_not:N \q_stop
+ {
+ \exp_not:N \str_if_eq:nnT
+ { \c_percent_str \c_percent_str BoundingBox }
+ {##1}
+ { \exp_not:N \__graphics_read_bb_auxiv:w ##2 ( ) \exp_not:N \q_stop }
+ }
+ }
+\cs_new_protected:Npn \__graphics_read_bb_auxiv:w #1 ( #2 ) #3 \q_stop
+ {
+ \str_if_eq:nnF {#2} { atend }
+ {
+ \tl_set_rescan:Nnx \l__graphics_tmp_tl
+ {
+ \char_set_catcode_space:n { 9 }
+ \char_set_catcode_space:n { 32 }
+ }
+ { \use:n #1 }
+ \exp_after:wN \__graphics_read_bb_auxv:w \l__graphics_tmp_tl \q_stop
+ }
+ }
+\cs_new_protected:Npn \__graphics_read_bb_auxv:w #1~#2~#3~#4~#5 \q_stop
+ {
+ \dim_set:Nn \l_graphics_llx_dim { #1 bp }
+ \dim_set:Nn \l_graphics_lly_dim { #2 bp }
+ \dim_set:Nn \l_graphics_urx_dim { #3 bp }
+ \dim_set:Nn \l_graphics_ury_dim { #4 bp }
+ \ior_map_break:
+ }
+\bool_new:N \l_graphics_draft_bool
+\tl_new:N \l_graphics_name_tl
+\tl_new:N \l__graphics_name_tl
+\box_new:N \l__graphics_internal_box
+\str_new:N \l__graphics_dir_str
+\str_new:N \l__graphics_name_str
+\str_new:N \l__graphics_ext_str
+\seq_new:N \l_graphics_search_path_seq
+\seq_new:N \l_graphics_search_ext_seq
+\prop_new:N \l_graphics_ext_type_prop
+\prop_put:Nnn \l_graphics_ext_type_prop { .ps } { eps }
+\seq_new:N \g__graphics_record_seq
+\cs_new_protected:Npn \graphics_include:n #1
+ {
+ \group_begin:
+ \seq_set_eq:NN \l_file_search_path_seq \l_graphics_search_path_seq
+ \file_get_full_name:nNTF {#1} \l__graphics_name_tl
+ {
+ \str_if_eq:eeTF { \l__graphics_name_tl } { #1 .tex }
+ { \__graphics_include_search:n {#1} }
+ { \__graphics_include: }
+ }
+ { \__graphics_include_search:n {#1} }
+ \group_end:
+ }
+\cs_new_protected:Npn \__graphics_include_search:n #1
+ {
+ \seq_map_inline:Nn \l_graphics_search_ext_seq
+ {
+ \file_get_full_name:nNT { #1 . ##1 } \l__graphics_name_tl
+ { \seq_map_break:n { \use_i:nnn \__graphics_include: } }
+ }
+ \use:n
+ { \__kernel_msg_error:nnn { graphics } { graphic-not-found } {#1} }
+ }
+\cs_new_protected:Npn \__graphics_include:
+ {
+ \file_parse_full_name:VNNN \l__graphics_name_tl
+ \l__graphics_dir_str \l__graphics_name_str \l__graphics_ext_str
+ \exp_args:Ne \__graphics_include_auxi:n
+ {
+ \exp_args:Ne \str_tail:n
+ { \str_fold_case:V \l__graphics_ext_str }
+ }
+ }
+\cs_new_protected:Npn \graphics_include:nn #1#2
+ {
+ \group_begin:
+ \seq_set_eq:NN \l_file_search_path_seq \l_graphics_search_path_seq
+ \file_get_full_name:nNTF {#1} \l__graphics_name_tl
+ {
+ \exp_args:Ne \__graphics_include_auxi:n
+ { \str_fold_case:n {#1} }
+ }
+ { \__kernel_msg_error:nnn { graphics } { graphic-not-found } {#1} }
+ \group_end:
+ }
+\cs_new_protected:Npn \__graphics_include_auxi:n #1
+ {
+ \prop_get:NnNF \l_graphics_ext_type_prop { .#1 } \l__graphics_internal_tl
+ { \tl_set:Nn \l__graphics_internal_tl {#1} }
+ \exp_args:NV \__graphics_include_auxii:n \l__graphics_internal_tl
+ }
+\cs_new_protected:Npn \__graphics_include_auxii:n #1
+ {
+ \mode_leave_vertical:
+ \cs_if_exist:cTF { driver_graphics_include_ #1 :n }
+ {
+ \tl_set_eq:NN \l_graphics_name_tl \l__graphics_name_tl
+ \exp_args:NnV \use:c { driver_graphics_getbb_ #1 :n }
+ \l__graphics_name_tl
+ \seq_gput_right:NV \g__graphics_record_seq \l_graphics_name_tl
+ \clist_if_exist:NT \@filelist
+ { \exp_args:NV \@addtofilelist \l_graphics_name_tl }
+ \bool_if:NTF \l_graphics_draft_bool
+ { \__graphics_include_auxiii:n }
+ { \__graphics_include_auxiv:n }
+ {#1}
+ }
+ { \__kernel_msg_error:nnn { graphics } { unsupported-graphic-type } {#1} }
+ }
+\cs_new_protected:Npn \__graphics_include_auxiii:n #1
+ {
+ \hbox_to_wd:nn { \l_graphics_urx_dim - \l_graphics_llx_dim }
+ {
+ \tex_vrule:D
+ \tex_hss:D
+ \vbox_to_ht:nn
+ { \l_graphics_ury_dim - \l_graphics_lly_dim }
+ {
+ \tex_hrule:D width
+ \dim_eval:n { \l_graphics_urx_dim - \l_graphics_llx_dim }
+ \tex_vss:D
+ \hbox_to_wd:nn
+ { \l_graphics_urx_dim - \l_graphics_llx_dim }
+ {
+ \ttfamily
+ \tex_hss:D \l__graphics_name_tl \tex_hss:D
+ }
+ \tex_vss:D
+ \tex_hrule:D
+ }
+ \tex_hss:D
+ \tex_vrule:D
+ }
+ }
+\cs_new_protected:Npn \__graphics_include_auxiv:n #1
+ {
+ \hbox_set:Nn \l__graphics_internal_box
+ {
+ \exp_args:NnV \use:c { driver_graphics_include_ #1 :n }
+ \l__graphics_name_tl
+ }
+ \box_set_dp:Nn \l__graphics_internal_box { 0pt }
+ \box_set_ht:Nn \l__graphics_internal_box
+ { \l_graphics_ury_dim - \l_graphics_lly_dim }
+ \box_set_wd:Nn \l__graphics_internal_box
+ { \l_graphics_urx_dim - \l_graphics_llx_dim }
+ \box_use_drop:N \l__graphics_internal_box
+ }
+\cs_new_protected:Npn \graphics_show_list: { \__graphics_list:N \msg_show:nnxxxx }
+\cs_new_protected:Npn \graphics_log_list: { \__graphics_list:N \msg_log:nnxxxx }
+\cs_new_protected:Npn \__graphics_list:N #1
+ {
+ \seq_remove_duplicates:N \g__graphics_record_seq
+ #1 { LaTeX/kernel } { file-list }
+ { \seq_map_function:NN \g__graphics_record_seq \__graphics_list_aux:n }
+ { } { } { }
+ }
+\cs_new:Npn \__graphics_list_aux:n #1 { \iow_newline: #1 }
+\__kernel_msg_new:nnnn { graphics } { graphic-not-found }
+ { Image~file~'#1'~not~found. }
+ {
+ LaTeX~tried~to~open~graphic~file~'#1',
+ ~but~the~file~could~not~be~read.
+ }
+\__kernel_msg_new:nnnn { graphics } { pipe-failed }
+ { Cannot~run~piped~system~commands. }
+ {
+ LaTeX~tried~to~call~a~system~process~but~this~was~not~possible.\\
+ Try~the~"--shell-escape"~(or~"--enable-pipes")~option.
+ }
+\__kernel_msg_new:nnnn { graphics } { unsupported-graphic-type }
+ { Image~type~'#1'~not~supported~by~current~driver. }
+ {
+ LaTeX~was~asked~to~include~an~graphic~of~type~'#1',~
+ but~this~is~not~supported~by~the~current~driver~(production~route).
+ }
+%%
+%%
+%% End of file `l3graphics.sty'.