%% %% This is file `l3galley.sty', %% generated with the docstrip utility. %% %% The original source files were: %% %% l3galley.dtx (with options: `package') %% %% Copyright (C) 2010-2019 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: l3galley.dtx \RequirePackage{expl3}[2018/02/21] \@ifpackagelater{expl3}{2018/02/21} {} {% \PackageError{l3galley}{Support package l3kernel too old} {% Please install an up to date version of l3kernel\MessageBreak using your TeX package manager or from CTAN.\MessageBreak \MessageBreak Loading l3galley will abort!% }% \endinput } \ProvidesExplPackage{l3galley}{2019-09-28}{} {L3 Experimental galley code} \int_new:N \l__galley_tmp_int \seq_new:N \g__galley_tmpa_seq \seq_new:N \g__galley_tmpb_seq \seq_new:N \l__galley_tmp_seq \tl_new:N \l__galley_tmp_tl \bool_new:N \g__galley_cutout_active_bool \bool_new:N \l__galley_cutout_active_bool \seq_new:N \l__galley_cutout_left_indent_seq \seq_new:N \l__galley_cutout_right_indent_seq \bool_new:N \l__galley_parshape_multipar_bool \seq_new:N \l__galley_parshape_left_indent_seq \seq_new:N \l__galley_parshape_right_indent_seq \cs_new_eq:NN \l_galley_text_width_dim \linewidth \cs_new_eq:NN \l_galley_total_left_margin_dim \@totalleftmargin \dim_new:N \l_galley_total_right_margin_dim \int_new:N \l_galley_interpar_penalty_int \skip_new:N \l_galley_interpar_vspace_skip \cs_new_eq:NN \l_galley_width_dim \tex_hsize:D \bool_new:N \g__galley_begin_level_bool \bool_new:N \l__galley_begin_level_bool \seq_new:N \g__galley_cutout_left_seq \seq_new:N \l__galley_cutout_left_seq \seq_new:N \g__galley_cutout_right_seq \seq_new:N \l__galley_cutout_right_seq \bool_new:N \g_galley_omit_next_indent_bool \bool_new:N \l__galley_omit_next_indent_bool \bool_new:N \g_galley_no_break_next_bool \bool_new:N \l__galley_no_break_next_bool \tl_new:N \g_galley_par_begin_hook_tl \tl_new:N \l__galley_par_begin_hook_tl \tl_new:N \g_galley_par_end_hook_tl \tl_new:N \l__galley_par_end_hook_tl \tl_new:N \g_galley_par_reset_hook_tl \tl_new:N \l__galley_par_reset_hook_tl \int_new:N \g_galley_previous_par_lines_int \int_new:N \l__galley_previous_par_lines_int \int_new:N \g__galley_current_par_lines_int \int_new:N \l__galley_current_par_lines_int \tl_new:N \g_galley_restore_running_tl \tl_new:N \l__galley_restore_running_tl \tl_new:N \g_galley_whatsit_next_tl \tl_new:N \l__galley_whatsit_next_tl \tl_new:N \g_galley_whatsit_previous_tl \tl_new:N \l__galley_whatsit_previous_tl \tl_new:N \g__galley_interpar_penalty_user_tl \tl_new:N \l__galley_interpar_penalty_user_tl \tl_new:N \g__galley_interpar_vspace_user_tl \tl_new:N \l__galley_interpar_vspace_user_tl \int_const:Nn \c__galley_max_penalty_int { 10000 } \int_new:N \l__galley_group_level_int \cs_new_protected:Npn \__galley_initialise_variables: { \int_set:Nn \l__galley_group_level_int { \tex_currentgrouplevel:D } \bool_gset_true:N \g__galley_begin_level_bool \bool_gset_false:N \g__galley_cutout_active_bool \seq_gclear:N \g__galley_cutout_left_seq \seq_gclear:N \g__galley_cutout_right_seq \tl_gclear:N \g__galley_interpar_penalty_user_tl \tl_gclear:N \g__galley_interpar_vspace_user_tl \bool_gset_true:N \g_galley_omit_next_indent_bool \bool_gset_false:N \g_galley_no_break_next_bool \tl_gclear:N \g_galley_par_begin_hook_tl \tl_gclear:N \g_galley_par_end_hook_tl \tl_gclear:N \g_galley_par_reset_hook_tl \int_gzero:N \g__galley_current_par_lines_int \int_gzero:N \g_galley_previous_par_lines_int \tl_gclear:N \g_galley_restore_running_tl \tl_gclear:N \g_galley_whatsit_previous_tl \tl_gclear:N \g_galley_whatsit_next_tl } \__galley_initialise_variables: \cs_new_protected:Npn \__galley_initialise_settings: { \bool_set_true:N \l__galley_parshape_multipar_bool \seq_clear:N \l__galley_parshape_left_indent_seq \seq_clear:N \l__galley_parshape_right_indent_seq \dim_set_eq:NN \l_galley_text_width_dim \l_galley_width_dim \dim_zero:N \l_galley_total_left_margin_dim \dim_zero:N \l_galley_total_right_margin_dim } \cs_new_protected:Npn \__galley_save_parameters: { \bool_set_eq:NN \l__galley_begin_level_bool \g__galley_begin_level_bool \bool_set_eq:NN \l__galley_cutout_active_bool \g__galley_cutout_active_bool \seq_set_eq:NN \l__galley_cutout_left_seq \g__galley_cutout_left_seq \seq_set_eq:NN \l__galley_cutout_right_seq \g__galley_cutout_right_seq \tl_set_eq:NN \l__galley_interpar_penalty_user_tl \g__galley_interpar_penalty_user_tl \tl_set_eq:NN \l__galley_interpar_vspace_user_tl \g__galley_interpar_vspace_user_tl \bool_set_eq:NN \l__galley_omit_next_indent_bool \g_galley_omit_next_indent_bool \bool_set_eq:NN \l__galley_no_break_next_bool \g_galley_no_break_next_bool \tl_set_eq:NN \l__galley_par_begin_hook_tl \g_galley_par_begin_hook_tl \tl_set_eq:NN \l__galley_par_end_hook_tl \g_galley_par_end_hook_tl \tl_set_eq:NN \l__galley_par_reset_hook_tl \g_galley_par_reset_hook_tl \int_set_eq:NN \l__galley_current_par_lines_int \g__galley_current_par_lines_int \int_set_eq:NN \l__galley_previous_par_lines_int \g_galley_previous_par_lines_int \tl_set_eq:NN \l__galley_restore_running_tl \g_galley_restore_running_tl \tl_set_eq:NN \l__galley_whatsit_previous_tl \g_galley_whatsit_previous_tl \tl_set_eq:NN \l__galley_whatsit_next_tl \g_galley_whatsit_next_tl } \cs_new_protected:Npn \__galley_restore_parameters: { \bool_gset_eq:NN \g__galley_begin_level_bool \l__galley_begin_level_bool \bool_gset_eq:NN \g__galley_cutout_active_bool \l__galley_cutout_active_bool \seq_gset_eq:NN \g__galley_cutout_left_seq \l__galley_cutout_left_seq \seq_gset_eq:NN \g__galley_cutout_right_seq \l__galley_cutout_right_seq \tl_gset_eq:NN \g__galley_interpar_penalty_user_tl \l__galley_interpar_penalty_user_tl \tl_gset_eq:NN \g__galley_interpar_vspace_user_tl \l__galley_interpar_vspace_user_tl \bool_gset_eq:NN \g_galley_omit_next_indent_bool \l__galley_omit_next_indent_bool \bool_gset_eq:NN \g_galley_no_break_next_bool \l__galley_no_break_next_bool \tl_gset_eq:NN \g_galley_par_begin_hook_tl \l__galley_par_begin_hook_tl \tl_gset_eq:NN \g_galley_par_end_hook_tl \l__galley_par_end_hook_tl \tl_gset_eq:NN \g_galley_par_reset_hook_tl \l__galley_par_reset_hook_tl \int_gset_eq:NN \g__galley_current_par_lines_int \l__galley_current_par_lines_int \int_gset_eq:NN \g_galley_previous_par_lines_int \l__galley_previous_par_lines_int \tl_gset_eq:NN \g_galley_restore_running_tl \l__galley_restore_running_tl \tl_gset_eq:NN \g_galley_whatsit_previous_tl \l__galley_whatsit_previous_tl \tl_gset_eq:NN \g_galley_whatsit_next_tl \l__galley_whatsit_next_tl } \cs_new_protected:Npn \galley_level: { \__galley_save_parameters: \group_begin: \__galley_initialise_variables: \__galley_initialise_settings: \group_insert_after:N \__galley_level_end: } \cs_new_protected:Npn \__galley_level_end: { \par \__galley_restore_parameters: \group_end: } \scan_new:N \s__galley_par_omit \cs_new_protected:Npn \galley_par: { \s__galley_par_omit \exp_after:wN \__galley_par_auxi: \exp:w \exp_end_continue_f:w } \cs_new_protected:Npn \__galley_par_auxi: { \peek_meaning:NTF \s__galley_par_omit { \__galley_par_aux:N } { \__galley_par_auxii: } } \cs_new_protected:Npn \__galley_par_aux:N #1 { \str_if_eq:nnF {#1} { \s__galley_par_omit } { \__galley_par_auxii: #1 } } \cs_new_protected:Npn \__galley_par_auxii: { \mode_if_vertical:TF { \group_begin: \tex_par:D \group_end: } { \g_galley_par_end_hook_tl \bool_if:NT \g__galley_cutout_active_bool { \__galley_parshape_set: } \group_begin: \tex_par:D \group_end: \int_gset:Nn \g_galley_previous_par_lines_int { \tex_prevgraf:D + \g__galley_current_par_lines_int } \int_gzero:N \g__galley_current_par_lines_int \bool_if:NF \l__galley_parshape_multipar_bool { \seq_clear:N \l__galley_parshape_left_indent_seq \seq_clear:N \l__galley_parshape_right_indent_seq \bool_set_true:N \l__galley_parshape_multipar_bool \__galley_parshape_set: } \__galley_par_update_cutout: } \g_galley_par_reset_hook_tl \tl_gclear:N \g_galley_par_reset_hook_tl \tex_penalty:D \c__galley_max_penalty_int } \cs_new_protected:Npn \__galley_par_update_cutout: { \bool_lazy_and:nnF { \seq_if_empty_p:N \g__galley_cutout_left_seq } { \seq_if_empty_p:N \g__galley_cutout_right_seq } { \prg_replicate:nn \tex_prevgraf:D { \seq_gpop_left:NN \g__galley_cutout_left_seq \l__galley_tmp_tl \seq_gpop_left:NN \g__galley_cutout_right_seq \l__galley_tmp_tl } \__galley_parshape_set: } \int_compare:nNnT \l__galley_group_level_int = \tex_currentgrouplevel:D { \bool_lazy_and:nnT { \seq_if_empty_p:N \g__galley_cutout_left_seq } { \seq_if_empty_p:N \g__galley_cutout_right_seq } { \bool_gset_false:N \g__galley_cutout_active_bool } } } \cs_new_protected:Npn \galley_par:n #1 { \s__galley_par_omit \bool_if:NF \g__galley_begin_level_bool { #1 \galley_par: } } \cs_set_protected:Npn \par { \galley_par: } \tl_set:Nn \@par { \galley_par: } \cs_new_protected:Npn \galley_display_begin: { \group_begin: \__galley_save_parameters: \mode_if_vertical:TF { \__galley_display_penalty:N \l_galley_display_begin_par_penalty_tl \__galley_display_vspace:N \l_galley_display_begin_par_vspace_tl } { \__galley_display_penalty:N \l_galley_display_begin_penalty_tl \__galley_display_vspace:N \l_galley_display_begin_vspace_tl } \par } \cs_new_protected:Npn \__galley_display_penalty:N #1 { \tl_if_empty:NF #1 { \tl_gput_right:Nx \g_galley_restore_running_tl { \int_gset:Nn \exp_not:N \g_galley_penalty_int { \int_use:N \g_galley_penalty_int } } \int_gset:Nn \g_galley_penalty_int {#1} } } \cs_new_protected:Npn \__galley_display_vspace:N #1 { \tl_if_empty:NF #1 { \tl_gput_right:Nx \g_galley_restore_running_tl { \skip_gset:Nn \exp_not:N \g_galley_vspace_skip { \skip_use:N \g_galley_vspace_skip } } \skip_gset:Nn \g_galley_vspace_int {#1} } } \cs_new_protected:Npn \galley_display_end: { \par \__galley_restore_parameters: \group_end: \group_insert_after:N \__galley_display_par_setup: } \cs_new_protected:Npn \__galley_display_par_setup: { \bool_gset_false:N \g_galley_omit_next_indent_bool \cs_set_eq:NN \par \__galley_display_par: } \cs_new_protected:Npn \__galley_display_par: { \cs_set_eq:NN \par \galley_par: \mode_if_vertical:TF { \par \bool_gset_false:N \g_galley_omit_next_indent_bool \__galley_display_penalty:N \l_galley_display_end_par_penalty_tl \__galley_display_vspace:N \l_galley_display_end_par_vspace_tl } { \__galley_par_set_cutout: \group_begin: \tex_par:D \group_end: \int_gadd:Nn \g__galley_current_par_lines_int \tex_prevgraf:D \bool_set_false:N \l__galley_tmp_bool \__galley_par_update_cutout: \__galley_display_penalty:N \l_galley_display_end_penalty_tl \__galley_display_vspace:N \l_galley_display_end_vspace_tl } } \cs_undefine:N \everypar \newtoks \everypar \AtBeginDocument { \tex_everypar:D { \bool_if:NTF \g__galley_begin_level_bool { \__galley_start_paragraph_first: } { \__galley_start_paragraph_std: } \tex_the:D \everypar } } \box_new:N \g__galley_last_box \cs_new_protected:Npn \__galley_start_paragraph_common:N #1 { \group_begin: \box_gset_to_last:N \g__galley_last_box \tex_par:D #1 \tex_everypar:D { } \tex_noindent:D \group_end: } \cs_new_protected:Npn \__galley_start_paragraph_std: { \__galley_start_paragraph_common:N \__galley_insert_vertical_items: \__galley_insert_horizontal_items: \__galley_restore_running_parameters: } \cs_new_protected:Npn \__galley_start_paragraph_first: { \bool_gset_false:N \g__galley_begin_level_bool \mode_if_horizontal:TF { \__galley_start_paragraph_common:N \__galley_insert_vspace_first: } { \__galley_insert_vspace_first: } \__galley_insert_horizontal_items: \__galley_restore_running_parameters: } \cs_new_protected:Npn \__galley_insert_vspace_first: { \tl_if_empty:NF \g__galley_interpar_vspace_user_tl { \skip_vertical:n { \g__galley_interpar_vspace_user_tl } } } \cs_new_protected:Npn \__galley_insert_vertical_items: { \g_galley_whatsit_previous_tl \tl_gclear:N \g_galley_whatsit_previous_tl \tl_if_empty:NTF \g__galley_interpar_penalty_user_tl { \bool_if:NTF \g_galley_no_break_next_bool { \tex_penalty:D \c__galley_max_penalty_int } { \tex_penalty:D \l_galley_interpar_penalty_int } } { \tex_penalty:D \int_eval:n { \g__galley_interpar_penalty_user_tl } \exp_stop_f: \tl_gclear:N \g__galley_interpar_penalty_user_tl } \bool_gset_false:N \g_galley_no_break_next_bool \tl_if_empty:NTF \g__galley_interpar_vspace_user_tl { \skip_vertical:N \l_galley_interpar_vspace_skip } { \skip_vertical:n { \g__galley_interpar_vspace_user_tl } \tl_gclear:N \g__galley_interpar_vspace_user_tl } } \cs_new_protected:Npn \__galley_insert_horizontal_items: { \g_galley_whatsit_next_tl \tl_gclear:N \g_galley_whatsit_next_tl \bool_if:NF \g_galley_omit_next_indent_bool { \box_if_empty:NF \g__galley_last_box { \hbox_to_wd:nn \l_galley_par_indent_dim { } } } \skip_horizontal:N \l_galley_par_begin_skip \g_galley_par_begin_hook_tl \bool_gset_false:N \g_galley_omit_next_indent_bool } \cs_new_protected:Npn \__galley_restore_running_parameters: { \g_galley_restore_running_tl \tl_gclear:N \g_galley_restore_running_tl } \dim_new:N \l__galley_total_left_margin_dim \dim_new:N \l__galley_total_right_margin_dim \cs_new_protected:Npn \galley_margins_set_absolute:nn #1#2 { \dim_set:Nn \l_galley_total_left_margin_dim {#1} \dim_set:Nn \l_galley_total_right_margin_dim {#2} \dim_set:Nn \l_galley_text_width_dim { \l_galley_width_dim - \l_galley_total_left_margin_dim - \l_galley_total_right_margin_dim } \__galley_parshape_set: } \cs_new_protected:Npn \galley_margins_set_relative:nn #1#2 { \dim_add:Nn \l_galley_total_left_margin_dim {#1} \dim_add:Nn \l_galley_total_right_margin_dim {#2} \dim_set:Nn \l_galley_text_width_dim { \l_galley_width_dim - \l_galley_total_left_margin_dim - \l_galley_total_right_margin_dim } \__galley_parshape_set: } \cs_new_protected:Npn \galley_parshape_set_multi:nnnN { \bool_set_true:N \l__galley_parshape_multipar_bool \__galley_parshape_set:nnnN } \cs_new_protected:Npn \galley_parshape_set_single:nnnN { \bool_set_false:N \l__galley_parshape_multipar_bool \__galley_parshape_set:nnnN } \cs_generate_variant:Nn \galley_parshape_set_multi:nnnN { nVV } \cs_generate_variant:Nn \galley_parshape_set_single:nnnN { nVV } \cs_new_protected:Npn \__galley_parshape_set:nnnN #1#2#3#4 { \seq_set_from_clist:Nn \l__galley_parshape_left_indent_seq {#2} \seq_set_from_clist:Nn \l__galley_parshape_right_indent_seq {#3} \prg_replicate:nn {#1} { \seq_put_left:Nn \l__galley_parshape_left_indent_seq { 0pt } \seq_put_left:Nn \l__galley_parshape_right_indent_seq { 0pt } } \bool_if:NT #4 { \seq_put_right:Nn \l__galley_parshape_left_indent_seq { 0pt } \seq_put_right:Nn \l__galley_parshape_right_indent_seq { 0pt } } \__galley_parshape_set: } \cs_new_protected:Npn \galley_cutout_left:nn { \__galley_cutout:nnn { left } } \cs_new_protected:Npn \galley_cutout_right:nn { \__galley_cutout:nnn { right } } \cs_new_protected:Npn \__galley_cutout:nnn #1#2#3 { \seq_gset_from_clist:Nn \g__galley_tmpa_seq {#3} \prg_replicate:nn {#2} { \seq_gput_left:Nn \g__galley_tmpa_seq { 0pt } } \seq_if_empty:cTF { g__galley_cutout_ #1 _seq } { \seq_gset_eq:cN { g__galley_cutout_ #1 _seq } \g__galley_tmpa_seq } { \int_compare:nNnTF { \seq_count:c { g__galley_cutout_ #1 _seq } } > { \seq_count:N \g__galley_tmpa_seq } { \__galley_cutout:cN { g__galley_cutout_ #1 _seq } \g__galley_tmpa_seq } { \__galley_cutout:Nc \g__galley_tmpa_seq { g__galley_cutout_ #1 _seq } } \seq_gset_eq:cN { g__galley_cutout_ #1 _seq } \l__galley_tmp_seq } \seq_if_empty:cF { g__galley_cutout_ #1 _seq } { \bool_gset_true:N \g__galley_cutout_active_bool } } \cs_new_protected:Npn \__galley_cutout:NN #1#2 { \seq_clear:N \l__galley_tmp_seq \seq_map_inline:Nn #1 { \seq_gpop_left:NNF #2 \l__galley_tmp_tl { \tl_set:Nn \l__galley_tmp_tl { 0pt } } \seq_put_right:Nx \l__galley_tmp_seq { \dim_eval:n { ##1 + \l__galley_tmp_tl } } } } \cs_generate_variant:Nn \__galley_cutout:NN { c , Nc } \cs_new_protected:Npn \__galley_parshape_set: { \__galley_parshape_set_margins: \__galley_parshape_set_indents: \__galley_parshape_set_cutouts: } \cs_new_protected:Npn \__galley_parshape_set_margins: { \bool_lazy_and:nnTF { \dim_compare_p:nNn \l_galley_total_left_margin_dim = \c_zero_dim } { \dim_compare_p:nNn \l_galley_total_right_margin_dim = \c_zero_dim } { \tex_parshape:D 0 \exp_stop_f: } { \tex_parshape:D 1 \exp_stop_f: \l_galley_total_left_margin_dim \l_galley_text_width_dim } } \cs_new_protected:Npn \__galley_parshape_set_indents: { \bool_lazy_and:nnF { \seq_if_empty_p:N \l__galley_parshape_left_indent_seq } { \seq_if_empty_p:N \l__galley_parshape_right_indent_seq } { \__galley_parshape_set_indents:NN \l__galley_parshape_left_indent_seq \l__galley_parshape_right_indent_seq } } \cs_new_protected:Npn \__galley_parshape_set_indents:NN #1#2 { \tex_parshape:D \int_min:nn { \seq_count:N #1 } { \seq_count:N #2 } \exp_stop_f: \seq_mapthread_function:NNN #1 #2 \__galley_parshape_set_indents:nn } \cs_new:Npn \__galley_parshape_set_indents:nn #1#2 { \dim_eval:n { \l_galley_total_left_margin_dim + #1 } \exp_stop_f: \dim_eval:n { \l_galley_text_width_dim - ( #1 + #2 ) } \exp_stop_f: } \cs_new_protected:Npn \__galley_parshape_set_cutouts: { \bool_lazy_and:nnF { \seq_if_empty_p:N \g__galley_cutout_left_seq } { \seq_if_empty_p:N \g__galley_cutout_right_seq } { \__galley_parshape_set_cutouts:n { left } \__galley_parshape_set_cutouts:n { right } \int_set:Nn \l__galley_tmp_int { \seq_count:N \l__galley_cutout_left_indent_seq - \seq_count:N \l__galley_cutout_right_indent_seq } \int_compare:nNnTF \l__galley_tmp_int > 0 { \__galley_parshape_set_cutouts:N \l__galley_cutout_right_indent_seq } { \__galley_parshape_set_cutouts:N \l__galley_cutout_left_indent_seq } \__galley_parshape_set_indents:NN \l__galley_cutout_left_indent_seq \l__galley_cutout_right_indent_seq } } \cs_new_protected:Npn \__galley_parshape_set_cutouts:n #1 { \seq_if_empty:cTF { g__galley_cutout_ #1 _seq } { \seq_set_eq:cc { l__galley_cutout_ #1 _indent_seq } { l__galley_parshape_ #1 _indent_seq } } { \seq_gset_eq:Nc \g__galley_tmpa_seq { g__galley_cutout_ #1 _seq } \seq_gset_eq:Nc \g__galley_tmpb_seq { l__galley_parshape_ #1 _indent_seq } \seq_get_right:NNF \g__galley_tmpb_seq \l__galley_tmp_tl { \tl_clear:N \l__galley_tmp_tl } \tl_if_empty:NT \l__galley_tmp_tl { \tl_set:Nn \l__galley_tmp_tl { 0pt } } \int_set:Nn \l__galley_tmp_int { \seq_count:N \g__galley_tmpa_seq - \seq_count:N \g__galley_tmpb_seq + 1 } \int_compare:nNnT \l__galley_tmp_int > 0 { \prg_replicate:nn { \l__galley_tmp_int } { \seq_gput_right:NV \g__galley_tmpb_seq \l__galley_tmp_tl } } \__galley_cutout:NN \g__galley_tmpb_seq \g__galley_tmpa_seq \seq_set_eq:cN { l__galley_cutout_ #1 _indent_seq } \l__galley_tmp_seq } } \cs_new_protected:Npn \__galley_parshape_set_cutouts:N #1 { \seq_get_right:NNF #1 \l__galley_tmp_tl { \tl_clear:N \l__galley_tmp_tl } \tl_if_empty:NT \l__galley_tmp_tl { \tl_set:Nn \l__galley_tmp_tl { 0pt } } \prg_replicate:nn { \int_abs:n \l__galley_tmp_int } { \seq_put_right:NV #1 \l__galley_tmp_tl } } \cs_new_protected:Npn \galley_penalty_set_single:n #1 { \tl_gset:Nx \g__galley_interpar_penalty_user_tl { \int_eval:n {#1} } } \cs_new_protected:Npn \galley_penalty_add_single:n #1 { \tl_gset:Nx \g__galley_interpar_penalty_user_tl { \int_eval:n { \tl_if_empty:NF \g__galley_interpar_penalty_user_tl { \g__galley_interpar_penalty_user_tl + } #1 } } } \cs_new_protected:Npn \galley_vspace_set_single:n #1 { \tl_gset:Nx \g__galley_interpar_vspace_user_tl { \skip_eval:n {#1} } } \cs_new_protected:Npn \galley_vspace_add_single:n #1 { \tl_gset:Nx \g__galley_interpar_vspace_user_tl { \skip_eval:n { \tl_if_empty:NF \g__galley_interpar_vspace_user_tl { \g__galley_interpar_vspace_user_tl + } #1 } } } \cs_new_protected:Npn \galley_vspace_max_single:n #1 { \tl_if_empty:NTF \g__galley_interpar_vspace_user_tl { \galley_vspace_set_single:n {#1} } { \dim_compare:nNnT { \tex_glueexpr:D \g__galley_interpar_vspace_user_tl } < { \tex_glueexpr:D (#1) \scan_stop: } { \galley_vspace_set_single:n {#1} } } } \dim_set:Nn \parskip \c_zero_dim \cs_undefine:N \parskip \skip_new:N \parskip \cs_new_eq:NN \l_galley_line_left_skip \tex_leftskip:D \cs_new_eq:NN \l_galley_line_right_skip \tex_rightskip:D \dim_new:N \l_galley_par_begin_skip \cs_new_eq:NN \l_galley_par_end_skip \tex_parfillskip:D \cs_new_eq:NN \l_galley_par_indent_dim \tex_parindent:D \cs_new_eq:NN \l_galley_last_line_fit_int \tex_lastlinefit:D \cs_new_protected:Npn \galley_interword_spacing_set:N #1 { \bool_if:NTF #1 { % TODO Hook for font changes required! \dim_compare:nNnTF { \tex_fontdimen:D 3 \tex_font:D } = \c_zero_dim { \tex_spaceskip:D \c_zero_dim } { \tex_spaceskip:D \tex_fontdimen:D 2 \tex_font:D } } { \tex_spaceskip:D \c_zero_dim } } \int_new:N \l_galley_hyphen_left_int \int_set:Nn \l_galley_hyphen_left_int { \tex_lefthyphenmin:D } \cs_new_eq:NN \l_galley_binop_penalty_int \tex_binoppenalty:D \cs_new_eq:NN \l_galley_double_hyphen_demerits_int \tex_doublehyphendemerits:D \cs_new_eq:NN \l_galley_emergency_stretch_skip \tex_emergencystretch:D \cs_new_eq:NN \l_galley_final_hyphen_demerits_int \tex_finalhyphendemerits:D \cs_new_eq:NN \l_galley_linebreak_badness_int \tex_hbadness:D \cs_new_eq:NN \l_galley_linebreak_fuzz_dim \tex_hfuzz:D \cs_new_eq:NN \l_galley_linebreak_penalty_int \tex_linepenalty:D \cs_new_eq:NN \l_galley_linebreak_pretolerance_int \tex_pretolerance:D \cs_new_eq:NN \l_galley_mismatch_demerits_int \tex_adjdemerits:D \cs_new_eq:NN \l_galley_relation_penalty_int \tex_relpenalty:D \cs_new_eq:NN \l_galley_linebreak_tolerance_int \tex_tolerance:D \cs_new_protected:Npn \galley_break_line:Nn #1#2 { \mode_if_vertical:TF { \__kernel_msg_error:nn { galley } { no-line-to-end } } { \tex_unskip:D \bool_if:NF #1 { \tex_vadjust:D { \tex_penalty:D \c__galley_max_penalty_int } } \dim_compare:nNnF {#2} = \c_zero_dim { \tex_vadjust:D { \skip_vertical:n {#2} } } \tex_penalty:D \c__galley_max_penalty_int \tex_hfil:D \tex_penalty:D - \c__galley_max_penalty_int } } \cs_new_eq:NN \l_galley_broken_penalty_int \tex_brokenpenalty:D \cs_new_eq:NN \l_galley_interline_penalty_int \tex_interlinepenalty:D \cs_new_eq:NN \l_galley_parbreak_badness_int \tex_vbadness:D \cs_new_eq:NN \l_galley_parbreak_fuzz_dim \tex_vfuzz:D \cs_new_eq:NN \l_galley_post_display_penalty_int \tex_postdisplaypenalty:D \cs_new_eq:NN \l_galley_pre_display_penalty_int \tex_predisplaypenalty:D \clist_new:N \l_galley_club_penalties_clist \clist_new:N \l_galley_line_penalties_clist \cs_new_protected:Npn \galley_display_widow_penalties_set:n #1 { \tex_displaywidowpenalties:D \int_eval:n { \clist_count:n {#1} + 1 } \exp_stop_f: \clist_map_function:nN {#1} \__galley_set_aux:n 0 \exp_stop_f: } \cs_generate_variant:Nn \galley_display_widow_penalties_set:n { V , v } \cs_new_protected:Npn \galley_widow_penalties_set:n #1 { \tex_widowpenalties:D \int_eval:n { \clist_count:n {#1} + 1 } \exp_stop_f: \clist_map_function:nN {#1} \__galley_set_aux:n 0 \exp_stop_f: } \cs_generate_variant:Nn \galley_widow_penalties_set:n { V , v } \cs_new:Npn \__galley_set_aux:n #1 { \int_eval:n {#1} ~ } \cs_new_protected:Npn \galley_club_penalties_set:n #1 { \clist_set:Nn \l_galley_club_penalties_clist {#1} \__galley_calc_interline_penalties: } \cs_generate_variant:Nn \galley_club_penalties_set:n { V , v } \cs_new_protected:Npn \galley_interline_penalties_set:n #1 { \clist_set:Nn \l_galley_line_penalties_clist {#1} \__galley_calc_interline_penalties: } \cs_generate_variant:Nn \galley_interline_penalties_set:n { V , v } \cs_new_protected:Npn \galley_display_club_penalties_set:n #1 { \tex_clubpenalties:D \int_eval:n { \clist_count:n {#1} + 1 } \exp_stop_f: \clist_map_function:nN {#1} \__galley_set_aux:n 0 \exp_stop_f: \__galley_calc_interline_penalties: } \cs_generate_variant:Nn \galley_display_club_penalties_set:n { V , v } \cs_new_protected:Npn \galley_interline_penalty_set:n #1 { \int_compare:nNnTF { \tex_interlinepenalties:D 0 } = 0 { \tex_interlinepenalties:D 1 = \int_eval:n {#1} \exp_stop_f: \__galley_calc_interline_penalties: } { \cs_set:Npn \__galley_set_interline_penalty_auxii:n ##1 { \int_eval:n { \tex_interlinepenalties:D ##1 - \tex_interlinepenalties:D \tex_interlinepenalties:D 0 + #1 } \exp_stop_f: } \exp_args:Nf \__galley_set_interline_penalty:nn { \clist_count:N \l_galley_line_penalties_clist } {#1} } } \cs_new_protected:Npn \__galley_set_interline_penalty:nn #1#2 { \tex_interlinepenalties:D \tex_interlinepenalties:D 0 \exp_stop_f: \int_step_function:nN {#1} \__galley_set_interline_penalty_auxi:n \int_step_function:nnN { #1 + 1 } { \tex_interlinepenalties:D 0 - 1 } \__galley_set_interline_penalty_auxii:n \int_eval:n {#2} \exp_stop_f: } \cs_new:Npn \__galley_set_interline_penalty_auxi:n #1 { \tex_interlinepenalties:D \int_eval:n {#1} \exp_stop_f: } \cs_new:Npn \__galley_set_interline_penalty_auxii:n #1 { } \cs_new_protected:Npn \__galley_calc_interline_penalties: { \exp_args:Nff \__galley_calc_interline_penalties:nn { \int_max:nn { \clist_count:N \l_galley_club_penalties_clist + 1 } { \int_max:nn { \clist_count:N \l_galley_line_penalties_clist + 1 } { \tex_clubpenalties:D 0 } } } { \clist_count:N \l_galley_line_penalties_clist } } \cs_new_protected:Npn \__galley_calc_interline_penalties:nn #1#2 { \tex_interlinepenalties:D #1 ~ \int_step_function:nN {#2} \__galley_calc_interline_penalties_auxi:n \int_step_function:nnN { #2 + 1 } { #1 - 1 } \__galley_calc_interline_penalties_auxii:n \tex_interlinepenalties:D \tex_interlinepenalties:D 0 \exp_stop_f: } \cs_new:Npn \__galley_calc_interline_penalties_auxi:n #1 { \int_eval:n { \clist_item:Nn \l_galley_line_penalties_clist {#1} + 0 \clist_item:Nn \l_galley_club_penalties_clist {#1} - \tex_clubpenalties:D #1 ~ } \exp_stop_f: } \cs_new:Npn \__galley_calc_interline_penalties_auxii:n #1 { \int_eval:n { \tex_interlinepenalties:D \tex_interlinepenalties:D 0 \exp_stop_f: + 0 \clist_item:Nn \l_galley_club_penalties_clist {#1} - \tex_clubpenalties:D #1 ~ } \exp_stop_f: } \cs_new_protected:Npn \galley_save_club_penalties:N #1 { \clist_set_eq:NN #1 \l_galley_club_penalties_clist } \cs_new_protected:Npn \galley_save_interline_penalties:N #1 { \clist_set_eq:NN #1 \l_galley_line_penalties_clist } \cs_new_protected:Npn \galley_save_display_club_penalties:N #1 { \clist_set:Nx #1 { \int_step_function:nN { \tex_clubpenalties:D 0 - 1 } \__galley_save_display_club_penalties:n } } \cs_new:Npn \__galley_save_display_club_penalties:n #1 { \int_value:w \tex_clubpenalties:D \int_eval:n {#1} , } \cs_new_protected:Npn \galley_save_display_widow_penalties:N #1 { \clist_set:Nx #1 { \int_step_function:nN { \tex_displaywidowpenalties:D 0 - 1 } \__galley_save_display_widow_penalties:n } } \cs_new:Npn \__galley_save_display_widow_penalties:n #1 { \int_value:w \tex_displaywidowpenalties:D \int_eval:n {#1} , } \cs_new_protected:Npn \galley_save_widow_penalties:N #1 { \clist_set:Nx #1 { \int_step_function:nN { \tex_widowpenalties:D 0 - 1 } \__galley_save_widow_penalties:n } } \cs_new:Npn \__galley_save_widow_penalties:n #1 { \int_value:w \tex_widowpenalties:D \int_eval:n {#1} , } \cs_new_protected:Npn \galley_interline_penalty: { \int_value:w \tex_interlinepenalties:D \tex_interlinepenalties:D 0 \exp_stop_f: } \__kernel_msg_new:nnn { galley } { no-line-to-end } { There's~no~line~here~to~end. } \cs_set:Npn \clearpage { \mode_if_vertical:T { \int_compare:nNnT \@dbltopnum = { -1 } { \dim_compare:nNnT \tex_pagetotal:D < \topskip { \tex_hbox:D { } } } } \newpage \galley_penalty_set_single:n { -\@Mi } } \cs_set_protected:Npn \nobreak { \bool_gset_true:N \g_galley_no_break_next_bool } \cs_set_protected:Npn \noindent { \tex_noindent:D \bool_gset_false:N \g_galley_omit_next_indent_bool } \DeclareRobustCommand \vspace { \@ifstar \@vspace \@vspace } \cs_set:Npn \@vspace #1 { \galley_vspace_add_single:n {#1} } \DeclareRobustCommand \\ { \@ifstar { \cs_set_eq:NN \reserved@e \c_true_bool } { \cs_set_eq:NN \reserved@e \c_false_bool } \@xnewline } \cs_set:Npn \@xnewline { \@ifnextchar [ % ] { \@newline } { \@newline [ 0pt ] } } \cs_set:Npn \@newline [ #1 ] { \galley_break_line:Nn \reserved@e {#1} } \DeclareRobustCommand \newline { \galley_break_line:Nn \c_true_bool { 0pt } } \cs_set_eq:NN \@@par \galley_par: \cs_set_protected:Npn \addpenalty { \galley_penalty_add_single:n } \cs_set_protected:Npn \addvspace { \galley_vspace_max_single:n } \cs_set_protected:Npn \@afterheading { \bool_gset_true:N \g_galley_no_break_next_bool \if@afterindent \else \bool_gset_true:N \g_galley_omit_next_indent_bool \fi } \cs_set_protected:Npn \@hangfrom #1 { \bool_gset_true:N \g_galley_omit_next_indent_bool \leavevmode \setbox \@tempboxa = \hbox { {#1} } \galley_parshape_set_single:nnnN { 1 } { \box_wd:N \@tempboxa } \c_zero_dim \c_false_bool \bool_gset_true:N \g_galley_no_break_next_bool \bool_gset_true:N \g_galley_omit_next_indent_bool \box \@tempboxa } \cs_set_eq:Nc \@normalcr { \cs_to_str:N \\ } %% %% %% End of file `l3galley.sty'.