diff options
Diffstat (limited to 'Master/texmf-dist/tex/latex/chemformula')
| -rw-r--r-- | Master/texmf-dist/tex/latex/chemformula/chemformula.sty | 431 |
1 files changed, 228 insertions, 203 deletions
diff --git a/Master/texmf-dist/tex/latex/chemformula/chemformula.sty b/Master/texmf-dist/tex/latex/chemformula/chemformula.sty index 6115486b295..133889434de 100644 --- a/Master/texmf-dist/tex/latex/chemformula/chemformula.sty +++ b/Master/texmf-dist/tex/latex/chemformula/chemformula.sty @@ -30,9 +30,9 @@ \usetikzlibrary{arrows.meta} \ExplSyntaxOn -\tl_const:Nn \c_chemformula_date_tl {2016/01/07} -\tl_const:Nn \c_chemformula_version_number_tl {4.14a} -\tl_const:Nn \c_chemformula_version_suffix_tl {} +\tl_const:Nn \c_chemformula_date_tl {2016/05/03} +\tl_const:Nn \c_chemformula_version_number_tl {4.14} +\tl_const:Nn \c_chemformula_version_suffix_tl {b} \tl_const:Nx \c_chemformula_version_tl { \c_chemformula_version_number_tl \c_chemformula_version_suffix_tl } \tl_const:Nn \c_chemformula_info_tl @@ -217,26 +217,26 @@ \dim_new:N \l__chemformula_arrow_length_dim \dim_new:N \l__chemformula_arrow_label_height_dim \dim_new:N \l__chemformula_arrow_label_offset_dim -\dim_set:Nn \l__chemformula_arrow_label_offset_dim { 2pt } +\dim_set:Nn \l__chemformula_arrow_label_offset_dim {2pt} \dim_new:N \l__chemformula_arrow_minimum_length_dim \dim_new:N \l__chemformula_arrow_shortage_dim \dim_new:N \l__chemformula_arrow_offset_dim \dim_new:N \l__chemformula_arrow_yshift_dim -\dim_set:Nn \l__chemformula_arrow_yshift_dim { 0pt } +\dim_set:Nn \l__chemformula_arrow_yshift_dim {0pt} \dim_new:N \l__chemformula_radical_radius_dim -\dim_set:Nn \l__chemformula_radical_radius_dim { .2ex } +\dim_set:Nn \l__chemformula_radical_radius_dim {.2ex} \dim_new:N \l__chemformula_radical_hshift_dim -\dim_set:Nn \l__chemformula_radical_hshift_dim { .15em } +\dim_set:Nn \l__chemformula_radical_hshift_dim {.15em} \dim_new:N \l__chemformula_radical_vshift_dim -\dim_set:Nn \l__chemformula_radical_vshift_dim { .5ex } +\dim_set:Nn \l__chemformula_radical_vshift_dim {.5ex} \dim_new:N \l__chemformula_radical_space_dim -\dim_set:Nn \l__chemformula_radical_space_dim { .3em } +\dim_set:Nn \l__chemformula_radical_space_dim {.3em} \dim_new:N \l__chemformula_arrow_head_dim \dim_new:N \l__chemformula_name_dim \dim_new:N \l__chemformula_adduct_space_dim -\dim_set:Nn \l__chemformula_adduct_space_dim { .1333em } +\dim_set:Nn \l__chemformula_adduct_space_dim {.1333em} \dim_new:N \l__chemformula_charge_shift_dim -\dim_set:Nn \l__chemformula_charge_shift_dim { .5ex } +\dim_set:Nn \l__chemformula_charge_shift_dim {.5ex} \dim_new:N \l__chemformula_subscript_shift_dim \dim_new:N \l__chemformula_superscript_shift_dim \dim_new:N \l__chemformula_subscript_dim @@ -244,23 +244,23 @@ \dim_new:N \l__chemformula_superscript_dim \dim_zero:N \l__chemformula_superscript_dim \dim_new:N \l__chemformula_bond_dim -\dim_set:Nn \l__chemformula_bond_dim { .5833em } +\dim_set:Nn \l__chemformula_bond_dim {.5833em} \dim_new:N \l__chemformula_bond_space_dim -\dim_set:Nn \l__chemformula_bond_space_dim { .07em } +\dim_set:Nn \l__chemformula_bond_space_dim {.07em} \dim_new:N \l__chemformula_elspec_pair_distance_dim -\dim_set:Nn \l__chemformula_elspec_pair_distance_dim { 1ex } +\dim_set:Nn \l__chemformula_elspec_pair_distance_dim {1ex} \dim_new:N \l__chemformula_elspec_pair_line_length_dim -\dim_set:Nn \l__chemformula_elspec_pair_line_length_dim { 1.5ex } +\dim_set:Nn \l__chemformula_elspec_pair_line_length_dim {1.5ex} \dim_new:N \l__chemformula_elspec_pair_width_dim -\dim_set:Nn \l__chemformula_elspec_pair_width_dim { 1pt } +\dim_set:Nn \l__chemformula_elspec_pair_width_dim {1pt} \dim_new:N \l__chemformula_kroegervink_positive_radius_dim -\dim_set:Nn \l__chemformula_kroegervink_positive_radius_dim { .3ex } +\dim_set:Nn \l__chemformula_kroegervink_positive_radius_dim {.3ex} \dim_new:N \l__chemformula_kroegervink_positive_hshift_dim -\dim_set:Nn \l__chemformula_kroegervink_positive_hshift_dim { .15em } +\dim_set:Nn \l__chemformula_kroegervink_positive_hshift_dim {.15em} \dim_new:N \l__chemformula_kroegervink_positive_vshift_dim -\dim_set:Nn \l__chemformula_kroegervink_positive_vshift_dim { .5ex } +\dim_set:Nn \l__chemformula_kroegervink_positive_vshift_dim {.5ex} \dim_new:N \l__chemformula_kroegervink_positive_space_dim -\dim_set:Nn \l__chemformula_kroegervink_positive_space_dim { .4em } +\dim_set:Nn \l__chemformula_kroegervink_positive_space_dim {.4em} % skips: \skip_new:N \l__chemformula_stoich_space_skip @@ -274,13 +274,13 @@ % token lists: \tl_new:N \l__chemformula_compound_sep_tl -\tl_set:Nn \l__chemformula_compound_sep_tl { .5em } +\tl_set:Nn \l__chemformula_compound_sep_tl {.5em} \tl_new:N \l__chemformula_compound_tl \tl_new:N \l__chemformula_arrow_ratio_tl -\tl_set:Nn \l__chemformula_arrow_ratio_tl { .6 } +\tl_set:Nn \l__chemformula_arrow_ratio_tl {.6} \tl_new:N \l__chemformula_radical_style_tl \tl_new:N \l__chemformula_arrow_head_tl -\tl_set:Nn \l__chemformula_arrow_head_tl { cf } +\tl_set:Nn \l__chemformula_arrow_head_tl {cf} \tl_new:N \l__chemformula_upper_label_tl \tl_new:N \l__chemformula_lower_label_tl \tl_new:N \l__chemformula_arrow_style_tl @@ -288,18 +288,18 @@ \tl_set:Nn \l__chemformula_arrow_label_style_tl { \footnotesize } \tl_new:N \l__chemformula_arrow_type_tl \tl_new:N \l__chemformula_arrow_penalty_tl -\tl_set:Nn \l__chemformula_arrow_penalty_tl { 0 } +\tl_set:Nn \l__chemformula_arrow_penalty_tl {0} \tl_new:N \l__chemformula_arrow_offset_tl -\tl_set:Nn \l__chemformula_arrow_offset_tl { .75em } +\tl_set:Nn \l__chemformula_arrow_offset_tl {.75em} \tl_new:N \l__chemformula_bond_penalty_tl -\tl_set:Nn \l__chemformula_bond_penalty_tl { 10000 } +\tl_set:Nn \l__chemformula_bond_penalty_tl {10000} \tl_new:N \l__chemformula_chemformula_tmpa_tl \tl_new:N \g__chemformula_options_tl \tl_new:N \g__chemformula_output_tl \tl_new:N \l__chemformula_input_tl \tl_new:N \l__chemformula_stoich_tl \tl_new:N \l__chemformula_decimal_output_tl -\tl_set:Nn \l__chemformula_decimal_output_tl { . } +\tl_set:Nn \l__chemformula_decimal_output_tl {.} \tl_new:N \l__chemformula_font_family_tl \tl_set_eq:NN \l__chemformula_font_family_tl \f@family \tl_new:N \l__chemformula_font_series_tl @@ -313,22 +313,22 @@ \tl_new:N \l__chemformula_name_format_tl \tl_set:Nn \l__chemformula_name_format_tl { \scriptsize\centering } \tl_new:N \l__chemformula_subscript_shift_additional_tl -\tl_set:Nn \l__chemformula_subscript_shift_additional_tl { 0pt } +\tl_set:Nn \l__chemformula_subscript_shift_additional_tl {0pt} \tl_new:N \l__chemformula_superscript_shift_additional_tl -\tl_set:Nn \l__chemformula_superscript_shift_additional_tl { 0pt } +\tl_set:Nn \l__chemformula_superscript_shift_additional_tl {0pt} \tl_new:N \l__chemformula_subscript_tl \tl_new:N \l__chemformula_superscript_tl \tl_new:N \l__chemformula_elspec_angle_tl \tl_new:N \l__chemformula_elspec_radius_tl -\tl_set:Nn \l__chemformula_elspec_radius_tl { .5ex } +\tl_set:Nn \l__chemformula_elspec_radius_tl {.5ex} \tl_new:N \l__chemformula_elspec_default_type_tl -\tl_set:Nn \l__chemformula_elspec_default_type_tl { pair } +\tl_set:Nn \l__chemformula_elspec_default_type_tl {pair} \tl_const:Nx \c__chemformula_colon_tl { \token_to_str:N : } \tl_new:N \l__chemformula_kroegervink_positive_style_tl \tl_new:N \l__chemformula_kroegervink_neutral_tl -\tl_set:Nn \l__chemformula_kroegervink_neutral_tl { $\times$ } +\tl_set:Nn \l__chemformula_kroegervink_neutral_tl {$\times$} \tl_new:N \l__chemformula_adduct_penalty_tl -\tl_set:Nn \l__chemformula_adduct_penalty_tl { 300 } +\tl_set:Nn \l__chemformula_adduct_penalty_tl {300} % property lists: \prop_new:N \l__chemformula_arrows_code_prop @@ -2161,7 +2161,7 @@ { \tl_put_right:Nn #1 { - \chemformula_group_begin: + \group_begin: % open group \keys_set:nV {chemformula} @@ -2185,7 +2185,7 @@ \tl_put_right:Nn #1 { % end group - \chemformula_group_end: + \group_end: \tl_clear:N \l__chemformula_internal_options_tl } \bool_set_false:N \l__chemformula_options_bool @@ -2200,6 +2200,7 @@ } \cs_generate_variant:Nn \__chemformula_input_cmpd:Nn { NV } +% TODO: this is redundant at the moment \bool_new:N \g__chemformula_cmpd_group_open_bool \cs_new_protected:Npn \chemformula_group_begin: { @@ -2371,7 +2372,7 @@ % start formula \tl_put_left:Nn \l__chemformula_tmpa_tl { - \chemformula_group_begin: + \group_begin: \l__chemformula_atom_format_tl } \int_zero:N \l__chemformula_count_tokens_int @@ -2410,7 +2411,7 @@ { \tl_put_right:Nn #1 {##1} } } } - \tl_put_right:Nn #1 { \chemformula_group_end: } + \tl_put_right:Nn #1 { \group_end: } % if Kroeger-Vink notation is active: \bool_if:NT \l__chemformula_kroegervink_bool { @@ -2984,25 +2985,47 @@ } \cs_generate_variant:Nn \__chemformula_lewis_set_elspec_type:n { V } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { | } +% available types: +\cs_new_protected:Npn \chemformula_declare_lewis_elspec_type:nn #1#2 + { \prop_put:Nnn \l__chemformula_lewis_elspec_types_prop {#1} {#2} } + +\chemformula_declare_lewis_elspec_type:nn + { | } { \__chemformula_lewis_elspec_pair_line: } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { : } + +\chemformula_declare_lewis_elspec_type:nn + { : } { \__chemformula_lewis_elspec_pair_dots: } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { . } + +\chemformula_declare_lewis_elspec_type:nn + { . } { \__chemformula_lewis_elspec_single: } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { o } + +\chemformula_declare_lewis_elspec_type:nn + { o } { \__chemformula_lewis_elspec_empty: } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { pair } + +\chemformula_declare_lewis_elspec_type:nn + {pair} { \__chemformula_lewis_elspec_pair_dots: } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { pair~(dotted) } + +\chemformula_declare_lewis_elspec_type:nn + {pair~(dotted)} { \__chemformula_lewis_elspec_pair_dots: } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { pair~(line) } + +\chemformula_declare_lewis_elspec_type:nn + {pair~(line)} { \__chemformula_lewis_elspec_pair_line: } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { single } + +\chemformula_declare_lewis_elspec_type:nn + {single} { \__chemformula_lewis_elspec_single: } -\prop_put:Nnn \l__chemformula_lewis_elspec_types_prop { empty } + +\chemformula_declare_lewis_elspec_type:nn + {empty} { \__chemformula_lewis_elspec_empty: } +% functions that do the actual drawing: \cs_new_protected:Npn \__chemformula_lewis_elspec_pair_dots: { \chemformula_draw:nn @@ -3172,163 +3195,163 @@ % -------------------------------------------------------------------------- VERSION HISTORY -2012/01/28 - version 3.0 - bundled with packages `chemmacros' and `ghs' -2012/01/30 - version 3.0a - bugfix - - renamed formula => chemformula - (following a request by Karl Berry for TeXlive) -2012/02/03 - version 3.0b - stepped number with `chemmacros' -2012/02/05 - version 3.0c - stepped number with `chemmacros' -2012/02/10 - version 3.0d - several bugfixes - - new arrow type <> -2012/02/19 - version 3.1 - new arrow types -/>, </- and <o> - - new commands \DeclareChemArrow, \RenewChemArrow and - \ShowChemArrow -2012/02/26 - version 3.1a - stepped number with `chemmacros' -2012/03/03 - version 3.1b - arrow types are stored in a sequence to automate the - search and replace in the right order - - new arrow type == - - IUPAC compliance for stoichiometric factors - - new handling of super- and subscripts to correct - various flaws: clear distinction between isotope and - formula - - new option charge-vshift -2012/03/14 - version 3.1c - improved arrow labels -2012/03/20 - version 3.2 - new: option input via @{<options>} -2012/05/07 - version 3.3 - \ch now bypasses \ref{}, \label{}, and \intertext{} -2012/05/13 - version 3.3a - stepped number with `chemmacros' -2012/05/18 - version 3.3b - stepped number with `chemmacros' -2012/05/18 - version 3.3c - stepped number with `chemmacros' -2012/07/24 - version 3.3d - stepped number with `chemmacros' - - default bond length set to 1.1667ex - - bug fix in the bonds -2012/08/21 - version 3.3e - stepped number with `chemmacros' -2012/09/11 - version 3.4 - cleaned a little, minor bug fixes - - switched to internal scratch variables - - new command \bond, more bond types - - new commands \DeclareChemBond, \DeclareChemBondAlias, - \RenewChemBond and \ShowChemBond - - radical point thicker, new options `radical-style' - and `radical-radius' -2012/10/03 - version 3.4a - stepped number with `chemmacros' -2013/01/04 - version 3.4b - bug fix in the sub- and superscript handling -2013/01/28 - version 3.5 - disallow breaks at bonds - - allow breaks after arrows - - made some spaces in chemformulas stretch- and - shrinkable - - various internal code improvements - - changed defaults for horizontal spaces that have in - set in ex into corresponding values in em. - - improvements to the placement of sub- and superscripts -2013/02/19 - version 3.5a - stepped number with `chemmacros' -2013/02/26 - version 3.6 - support for use with the `breqn' package - - math escaping also via \(\) - - internal: clearer escaping macros - - new options: `radical-vshift', `radical-hshift' - and `radical-space' - - bug fix: `radical-...' options are now correctly set - - stoichiometric factors: add leading 0 if missing - - new option: `stoich-paren-parse' - - internal changes: be way more rigid about protected - and expandable macros - - internal changes: clearer distinction between - private macros and accessable module macros - - internal changes: clearer distinction between - document commands and module level commands - - !()() syntax now also works with babel's French -2013/02/27 - version 3.6a - bug fix: escaped text and math stays escaped, i.e. - also arrow code like `<=>' -2013/04/19 - version 3.6b - new option `arrow-min-length' - - bug fix: stoichiometric fractions correctly displayed -2013/07/06 - version 4.0 - don't need `chemmacros' package any more, - `chemformula' can be used stand-alone; - this has lead to a few definitions that previously - were done by chemmacros; chemmacros will get them - now from chemformula when needed - - bug fix: allow braces in subscripts and superscripts - by disabling superfluous \chemformula_subscript:n - and \chemformula_superscript:n in the scripts write - commands - - remove superfluous rescanning at the begin of the - formula input; this is handled by the sanitize - command later anyway - - changed internal mathshifts from $ ... $ to \( ... \) - - removed superfluous \textstyle from math-frac - definition - - new command \charrow{}[][] that allows direct - access to chemformula's arrows - - new command \chname()() that allows direct access - to chemformula's naming - - new command \chcpd[]{} that allows typesetting a - simple single formula - also not nestable with \ch - - new command \setchemformula - - package option: `strict' - - don't allow a line break before a plus - (`chem-and') - - don't allow a line break between a stoichiometric - factor and a compound - - changed formal charges to match ``plain'' charges -2013/07/26 - version 4.0a - added options `arrow-penalty' (0), `plus-penalty' - (700) and `bond-penalty' (10000) that determine if - there may be a break after an arrow, a bond or the - plus -2013/08/24 - version 4.1 - changed `0' values in TikZ coordinates into `0pt' - see http://tex.stackexchange.com/q/128792/5049 and - http://tex.stackexchange.com/q/118467/5049 for - reference - - new option `tikz-external-disable' - - new option `frac-math-cmd' -2013/10/24 - version 4.2 - \chemformula_font_inner: is only applied /once/ to - a formula, and at the beginning, fixes - https://bitbucket.org/cgnieder/chemmacros/issue/23 - - fixed wrong setting of the TikZ bond style - - new option `arrow-style' - - new command \chlewis -2013/11/04 - version 4.2a - bug fix in \chcpd, - - change sanitizing/restoring of category codes -2014/01/24 - version 4.3 - changed behaviour of \DeclareChem to match - \DeclareRobustCommand, i.e., no check if command - is defined; added a \NewChem variant to each that - /does/ check; use \NewChem instead of \DeclareChem - for definitions - - new option stoich-print - - new command \chstoich -2014/01/29 - version 4.4 - treat a single `-' as a minus sign -2014/04/07 - version 4.5 - make sure that < and > have catcode 12 when read - as parts of arrows - - new arrow types `>=<', `>=<<', `>>=<' and `<==>' - - arrow lengths and compound offset now correctly - adapts to new fontsize if relative lengths (em,ex) - are used - - allow optional arguments to \\ in equation - environments - - allow optional arguments to \label in equation - environments - (credits: http://tex.stackexchange.com/a/166661/5049) - - support for Kröger-Vink notation -2014/06/30 - version 4.6 - fix: a comma in a superscript is typeset according - to `decimal-marker' again - - fix charge type behaviour: option `circled' and - `circletype' are now obeyed if the option is - changed mid-document - - new option `chemformula/circled' similar to - `chemmacros/circled' - - new option `chemformula/circletype' similar to - `chemmacros/circletype' -2014/08/04 - version 4.7 - change dependency: pgf library `arrows.meta' - instead of `arrows' - - new arrow tip definition allows redeclaration to - other existing tips by \pgfkeys{cf/.tip=<tip>} -2014/08/08 - version 4.8 - fix bug introduced in last update: `butt cap' now - needs to be `Butt Cap' with the new `arrows.meta' - library - - split from `chemmacros' bundle as independent - package -2014/10/07 - version 4.9 - new options: `minus-space', `minus-penalty', - `plus-output-symbol' and `minus-output-symbol' -2015/03/16 - version 4.10 - new macros \NewChemCompoundProperty, - \RenewChemCompoundProperty, - \DeclareChemCompoundProperty, - \RemoveChemCompoundProperty +2012/01/28 - version 3.0 - bundled with packages `chemmacros' and `ghs' +2012/01/30 - version 3.0a - bugfix + - renamed formula => chemformula + (following a request by Karl Berry for TeXlive) +2012/02/03 - version 3.0b - stepped number with `chemmacros' +2012/02/05 - version 3.0c - stepped number with `chemmacros' +2012/02/10 - version 3.0d - several bugfixes + - new arrow type <> +2012/02/19 - version 3.1 - new arrow types -/>, </- and <o> + - new commands \DeclareChemArrow, \RenewChemArrow and + \ShowChemArrow +2012/02/26 - version 3.1a - stepped number with `chemmacros' +2012/03/03 - version 3.1b - arrow types are stored in a sequence to automate the + search and replace in the right order + - new arrow type == + - IUPAC compliance for stoichiometric factors + - new handling of super- and subscripts to correct + various flaws: clear distinction between isotope and + formula + - new option charge-vshift +2012/03/14 - version 3.1c - improved arrow labels +2012/03/20 - version 3.2 - new: option input via @{<options>} +2012/05/07 - version 3.3 - \ch now bypasses \ref{}, \label{}, and \intertext{} +2012/05/13 - version 3.3a - stepped number with `chemmacros' +2012/05/18 - version 3.3b - stepped number with `chemmacros' +2012/05/18 - version 3.3c - stepped number with `chemmacros' +2012/07/24 - version 3.3d - stepped number with `chemmacros' + - default bond length set to 1.1667ex + - bug fix in the bonds +2012/08/21 - version 3.3e - stepped number with `chemmacros' +2012/09/11 - version 3.4 - cleaned a little, minor bug fixes + - switched to internal scratch variables + - new command \bond, more bond types + - new commands \DeclareChemBond, \DeclareChemBondAlias, + \RenewChemBond and \ShowChemBond + - radical point thicker, new options `radical-style' + and `radical-radius' +2012/10/03 - version 3.4a - stepped number with `chemmacros' +2013/01/04 - version 3.4b - bug fix in the sub- and superscript handling +2013/01/28 - version 3.5 - disallow breaks at bonds + - allow breaks after arrows + - made some spaces in chemformulas stretch- and + shrinkable + - various internal code improvements + - changed defaults for horizontal spaces that have in + set in ex into corresponding values in em. + - improvements to the placement of sub- and superscripts +2013/02/19 - version 3.5a - stepped number with `chemmacros' +2013/02/26 - version 3.6 - support for use with the `breqn' package + - math escaping also via \(\) + - internal: clearer escaping macros + - new options: `radical-vshift', `radical-hshift' + and `radical-space' + - bug fix: `radical-...' options are now correctly set + - stoichiometric factors: add leading 0 if missing + - new option: `stoich-paren-parse' + - internal changes: be way more rigid about protected + and expandable macros + - internal changes: clearer distinction between + private macros and accessable module macros + - internal changes: clearer distinction between + document commands and module level commands + - !()() syntax now also works with babel's French +2013/02/27 - version 3.6a - bug fix: escaped text and math stays escaped, i.e. + also arrow code like `<=>' +2013/04/19 - version 3.6b - new option `arrow-min-length' + - bug fix: stoichiometric fractions correctly displayed +2013/07/06 - version 4.0 - don't need `chemmacros' package any more, + `chemformula' can be used stand-alone; + this has lead to a few definitions that previously + were done by chemmacros; chemmacros will get them + now from chemformula when needed + - bug fix: allow braces in subscripts and superscripts + by disabling superfluous \chemformula_subscript:n + and \chemformula_superscript:n in the scripts write + commands + - remove superfluous rescanning at the begin of the + formula input; this is handled by the sanitize + command later anyway + - changed internal mathshifts from $ ... $ to \( ... \) + - removed superfluous \textstyle from math-frac + definition + - new command \charrow{}[][] that allows direct + access to chemformula's arrows + - new command \chname()() that allows direct access + to chemformula's naming + - new command \chcpd[]{} that allows typesetting a + simple single formula - also not nestable with \ch + - new command \setchemformula + - package option: `strict' + - don't allow a line break before a plus + (`chem-and') + - don't allow a line break between a stoichiometric + factor and a compound + - changed formal charges to match ``plain'' charges +2013/07/26 - version 4.0a - added options `arrow-penalty' (0), `plus-penalty' + (700) and `bond-penalty' (10000) that determine if + there may be a break after an arrow, a bond or the + plus +2013/08/24 - version 4.1 - changed `0' values in TikZ coordinates into `0pt' + see http://tex.stackexchange.com/q/128792/5049 and + http://tex.stackexchange.com/q/118467/5049 for + reference + - new option `tikz-external-disable' + - new option `frac-math-cmd' +2013/10/24 - version 4.2 - \chemformula_font_inner: is only applied /once/ to + a formula, and at the beginning, fixes + https://bitbucket.org/cgnieder/chemmacros/issue/23 + - fixed wrong setting of the TikZ bond style + - new option `arrow-style' + - new command \chlewis +2013/11/04 - version 4.2a - bug fix in \chcpd, + - change sanitizing/restoring of category codes +2014/01/24 - version 4.3 - changed behaviour of \DeclareChem to match + \DeclareRobustCommand, i.e., no check if command + is defined; added a \NewChem variant to each that + /does/ check; use \NewChem instead of \DeclareChem + for definitions + - new option stoich-print + - new command \chstoich +2014/01/29 - version 4.4 - treat a single `-' as a minus sign +2014/04/07 - version 4.5 - make sure that < and > have catcode 12 when read + as parts of arrows + - new arrow types `>=<', `>=<<', `>>=<' and `<==>' + - arrow lengths and compound offset now correctly + adapts to new fontsize if relative lengths (em,ex) + are used + - allow optional arguments to \\ in equation + environments + - allow optional arguments to \label in equation + environments + (credits: http://tex.stackexchange.com/a/166661/5049) + - support for Kröger-Vink notation +2014/06/30 - version 4.6 - fix: a comma in a superscript is typeset according + to `decimal-marker' again + - fix charge type behaviour: option `circled' and + `circletype' are now obeyed if the option is + changed mid-document + - new option `chemformula/circled' similar to + `chemmacros/circled' + - new option `chemformula/circletype' similar to + `chemmacros/circletype' +2014/08/04 - version 4.7 - change dependency: pgf library `arrows.meta' + instead of `arrows' + - new arrow tip definition allows redeclaration to + other existing tips by \pgfkeys{cf/.tip=<tip>} +2014/08/08 - version 4.8 - fix bug introduced in last update: `butt cap' now + needs to be `Butt Cap' with the new `arrows.meta' + library + - split from `chemmacros' bundle as independent + package +2014/10/07 - version 4.9 - new options: `minus-space', `minus-penalty', + `plus-output-symbol' and `minus-output-symbol' +2015/03/16 - version 4.10 - new macros \NewChemCompoundProperty, + \RenewChemCompoundProperty, + \DeclareChemCompoundProperty, + \RemoveChemCompoundProperty 2015/04/03 - version 4.10a - bug fix in \__chemformula_input_stoich:n 2015/06/30 - version 4.11 - small changes in \chcpd - remove unnecessary \mathchoice => noticable speed @@ -3353,6 +3376,8 @@ VERSION HISTORY https://github.com/cgnieder/chemformula/issues/2 - new option `adduct-penalty' 2016/01/07 - version 4.14a - \prop_get:Nn => \prop_item:Nn +2016/05/03 - version 4.14b - local options now are correctly working again + - `atom-format' is only applied to formulas % -------------------------------------------------------------------------- % TODO |