fonts.dtd

   1 <!-- This is the Document Type Definition for font configuration files -->
   2 <!ELEMENT fontconfig (dir |
   3                       cache |
   4                       cachedir |
   5                       include |
   6                       config |
   7                       selectfont |
   8                       match |
   9                       alias)* >
  10
  11 <!--
  12     Add a directory that provides fonts
  13 -->
  14 <!ELEMENT dir (#PCDATA)>
  15 <!ATTLIST dir xml:space (default|preserve) 'preserve'>
  16
  17 <!--
  18     Define the per-user file that holds cache font information.
  19
  20     If the filename begins with '~', it is replaced with the users
  21     home directory path.
  22 -->
  23 <!ELEMENT cache (#PCDATA)>
  24 <!ATTLIST cache xml:space (default|preserve) 'preserve'>
  25
  26 <!--
  27     Add a directory that is searched for font cache files.
  28     These hold per-directory cache data and are searched in
  29     order for each directory. When writing cache files, the first
  30     directory which allows the cache file to be created is used.
  31
  32     A leading '~' in a directory name is replaced with the users
  33     home directory path.
  34 -->
  35 <!ELEMENT cachedir (#PCDATA)>
  36 <!ATTLIST cachedir xml:space (default|preserve) 'preserve'>
  37
  38 <!--
  39     Reference another configuration file; note that this
  40     is another complete font configuration file and not
  41     just a file included by the XML parser.
  42
  43     Set 'ignore_missing' to 'yes' if errors are to be ignored.
  44
  45     If the filename begins with '~', it is replaced with the users
  46     home directory path.
  47 -->
  48 <!ELEMENT include (#PCDATA)>
  49 <!ATTLIST include
  50           ignore_missing    (no|yes)            "no"
  51           xml:space         (default|preserve)  "preserve">
  52
  53 <!--
  54     Global library configuration data
  55  -->
  56 <!ELEMENT config (blank|rescan)*>
  57
  58 <!--
  59     Specify the set of Unicode encoding values which
  60     represent glyphs that are allowed to contain no
  61     data.  With this list, fontconfig can examine
  62     fonts for broken glyphs and eliminate them from
  63     the set of valid Unicode chars.  This idea
  64     was borrowed from Mozilla
  65  -->
  66 <!ELEMENT blank (int|range)*>
  67
  68 <!--
  69     Aliases are just a special case for multiple match elements
  70
  71     They are syntactically equivalent to:
  72
  73     <match>
  74         <test name="family">
  75             <string value=[family]/>
  76         </test>
  77         <edit name="family" mode="prepend">
  78             <string value=[prefer]/>
  79             ...
  80         </edit>
  81         <edit name="family" mode="append">
  82             <string value=[accept]/>
  83             ...
  84         </edit>
  85         <edit name="family" mode="append_last">
  86             <string value=[default]/>
  87             ...
  88         </edit>
  89     </match>
  90 -->
  91 <!--
  92     Periodically rescan the font configuration and
  93     directories to synch internal state with filesystem
  94  -->
  95 <!ELEMENT rescan (int)>
  96
  97 <!--
  98     Edit list of available fonts at startup/reload time
  99  -->
 100 <!ELEMENT selectfont (rejectfont | acceptfont)* >
 101
 102 <!ELEMENT rejectfont (glob | pattern)*>
 103
 104 <!ELEMENT acceptfont (glob | pattern)*>
 105
 106 <!ELEMENT glob (#PCDATA)>
 107
 108 <!ELEMENT pattern (patelt)*>
 109
 110 <!ENTITY % constant 'int|double|string|matrix|bool|charset|langset|const'>
 111
 112 <!ELEMENT patelt (%constant;)*>
 113 <!ATTLIST patelt
 114           name CDATA    #REQUIRED>
 115
 116 <!ELEMENT alias (family*, prefer?, accept?, default?)>
 117 <!ATTLIST alias
 118           binding (weak|strong|same) "weak">
 119 <!ELEMENT prefer (family)*>
 120 <!ELEMENT accept (family)*>
 121 <!ELEMENT default (family)*>
 122 <!ELEMENT family (#PCDATA)>
 123 <!ATTLIST family xml:space (default|preserve) 'preserve'>
 124
 125 <!ENTITY % expr 'int|double|string|matrix|bool|charset|langset
 126                 |name|const
 127                 |or|and|eq|not_eq|less|less_eq|more|more_eq|contains|not_contains
 128                 |plus|minus|times|divide|not|if|floor|ceil|round|trunc'>
 129
 130 <!--
 131     Match and edit patterns.
 132
 133     If 'target' is 'pattern', execute the match before selecting a font.
 134     if 'target' is 'font', execute the match on the result of a font
 135     selection.
 136 -->
 137 <!ELEMENT match (test*, edit*)>
 138 <!ATTLIST match
 139           target (pattern|font|scan) "pattern">
 140
 141 <!--
 142     Match a field in a pattern
 143
 144     if 'qual' is 'any', then the match succeeds if any value in the field matches.
 145     if 'qual' is 'all', then the match succeeds only if all values match.
 146     if 'qual' is 'first', then the match succeeds only if the first value matches.
 147     if 'qual' is 'not_first', then the match succeeds only if any value other than
 148         the first matches.
 149     For match elements with target=font, if test 'target' is 'pattern',
 150     then the test is applied to the pattern used in matching rather than
 151     to the resulting font.
 152
 153     Match elements with target=scan are applied as fonts are scanned.
 154     They edit the pattern generated from the scanned font and affect
 155     what the fontconfig database contains.
 156 -->
 157 <!ELEMENT test (%expr;)*>
 158 <!ATTLIST test
 159           qual (any|all|first|not_first)    "any"
 160           name CDATA        #REQUIRED
 161           target (pattern|font|default)         "default"
 162           compare (eq|not_eq|less|less_eq|more|more_eq|contains|not_contains)   "eq">
 163
 164 <!--
 165     Edit a field in a pattern
 166
 167     The enclosed values are used together to edit the list of values
 168     associated with 'name'.
 169
 170     If 'name' matches one of those used in a test element for this match element:
 171         if 'mode' is 'assign', replace the matched value.
 172         if 'mode' is 'assign_replace', replace all of the values
 173         if 'mode' is 'prepend', insert before the matched value
 174         if 'mode' is 'append', insert after the matched value
 175         if 'mode' is 'prepend_first', insert before all of the values
 176         if 'mode' is 'append_last', insert after all of the values
 177     If 'name' doesn't match any of those used in a test element:
 178         if 'mode' is 'assign' or 'assign_replace, replace all of the values
 179         if 'mode' is 'prepend' or 'prepend_first', insert before all of the values
 180         if 'mode' is 'append' or 'append_last', insert after all of the values
 181 -->
 182 <!ELEMENT edit (%expr;)*>
 183 <!ATTLIST edit
 184           name CDATA        #REQUIRED
 185           mode (assign|assign_replace|prepend|append|prepend_first|append_last) "assign"
 186           binding (weak|strong|same) "weak">
 187
 188 <!--
 189     Elements of expressions follow
 190 -->
 191 <!ELEMENT int (#PCDATA)>
 192 <!ATTLIST int xml:space (default|preserve) 'preserve'>
 193 <!ELEMENT double (#PCDATA)>
 194 <!ATTLIST double xml:space (default|preserve) 'preserve'>
 195 <!ELEMENT string (#PCDATA)>
 196 <!ATTLIST string xml:space (default|preserve) 'preserve'>
 197 <!ELEMENT matrix (double,double,double,double)>
 198 <!ELEMENT bool (#PCDATA)>
 199 <!ELEMENT charset (int|range)*>
 200 <!ELEMENT range (int,int)>
 201 <!ELEMENT langset (string)*>
 202 <!ELEMENT name (#PCDATA)>
 203 <!ATTLIST name xml:space (default|preserve) 'preserve'>
 204 <!ELEMENT const (#PCDATA)>
 205 <!ATTLIST const xml:space (default|preserve) 'preserve'>
 206 <!ELEMENT or (%expr;)*>
 207 <!ELEMENT and (%expr;)*>
 208 <!ELEMENT eq ((%expr;), (%expr;))>
 209 <!ELEMENT not_eq ((%expr;), (%expr;))>
 210 <!ELEMENT less ((%expr;), (%expr;))>
 211 <!ELEMENT less_eq ((%expr;), (%expr;))>
 212 <!ELEMENT more ((%expr;), (%expr;))>
 213 <!ELEMENT more_eq ((%expr;), (%expr;))>
 214 <!ELEMENT contains ((%expr;), (%expr;))>
 215 <!ELEMENT not_contains ((%expr;), (%expr;))>
 216 <!ELEMENT plus (%expr;)*>
 217 <!ELEMENT minus (%expr;)*>
 218 <!ELEMENT times (%expr;)*>
 219 <!ELEMENT divide (%expr;)*>
 220 <!ELEMENT not (%expr;)>
 221 <!ELEMENT if ((%expr;), (%expr;), (%expr;))>
 222 <!ELEMENT floor (%expr;)>
 223 <!ELEMENT ceil (%expr;)>
 224 <!ELEMENT round (%expr;)>
 225 <!ELEMENT trunc (%expr;)>