196 lines
6.7 KiB
Plaintext
196 lines
6.7 KiB
Plaintext
/*
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* Copyright © 2007 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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@RET@ FcLangSet *
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@FUNC@ FcLangSetCreate
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@TYPE1@ void
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@PURPOSE@ create a langset object
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@DESC@
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<function>FcLangSetCreate</function> creates a new FcLangSet object.
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@@
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@RET@ void
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@FUNC@ FcLangSetDestroy
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@TYPE1@ FcLangSet * @ARG1@ ls
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@PURPOSE@ destroy a langset object
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@DESC@
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<function>FcLangSetDestroy</function> destroys a FcLangSet object, freeing
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all memory associated with it.
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@@
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@RET@ FcLangSet *
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@FUNC@ FcLangSetCopy
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@TYPE1@ const FcLangSet * @ARG1@ ls
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@PURPOSE@ copy a langset object
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@DESC@
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<function>FcLangSetCopy</function> creates a new FcLangSet object and
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populates it with the contents of <parameter>ls</parameter>.
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@@
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@RET@ FcBool
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@FUNC@ FcLangSetAdd
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@TYPE1@ FcLangSet * @ARG1@ ls
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@TYPE2@ const FcChar8 * @ARG2@ lang
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@PURPOSE@ add a language to a langset
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@DESC@
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<parameter>lang</parameter> is added to <parameter>ls</parameter>.
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<parameter>lang</parameter> should be of the form Ll-Tt where Ll is a
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two or three letter language from ISO 639 and Tt is a territory from ISO
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3166.
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@@
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@RET@ FcBool
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@FUNC@ FcLangSetDel
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@TYPE1@ FcLangSet * @ARG1@ ls
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@TYPE2@ const FcChar8 * @ARG2@ lang
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@PURPOSE@ delete a language from a langset
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@DESC@
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<parameter>lang</parameter> is removed from <parameter>ls</parameter>.
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<parameter>lang</parameter> should be of the form Ll-Tt where Ll is a
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two or three letter language from ISO 639 and Tt is a territory from ISO
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3166.
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@@
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@RET@ FcLangSet *
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@FUNC@ FcLangSetUnion
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@TYPE1@ const FcLangSet * @ARG1@ ls_a
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@TYPE2@ const FcLangSet * @ARG2@ ls_b
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@PURPOSE@ Add langsets
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@DESC@
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Returns a set including only those languages found in either <parameter>ls_a</parameter> or <parameter>ls_b</parameter>.
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@@
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@RET@ FcLangSet *
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@FUNC@ FcLangSetSubtract
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@TYPE1@ const FcLangSet * @ARG1@ ls_a
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@TYPE2@ const FcLangSet * @ARG2@ ls_b
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@PURPOSE@ Subtract langsets
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@DESC@
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Returns a set including only those languages found in <parameter>ls_a</parameter> but not in <parameter>ls_b</parameter>.
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@@
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@RET@ FcLangResult
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@FUNC@ FcLangSetCompare
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@TYPE1@ const FcLangSet * @ARG1@ ls_a
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@TYPE2@ const FcLangSet * @ARG2@ ls_b
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@PURPOSE@ compare language sets
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@DESC@
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<function>FcLangSetCompare</function> compares language coverage for
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<parameter>ls_a</parameter> and <parameter>ls_b</parameter>. If they share
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any language and territory pair, this function returns FcLangEqual. If they
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share a language but differ in which territory that language is for, this
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function returns FcLangDifferentTerritory. If they share no languages in
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common, this function returns FcLangDifferentLang.
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@@
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@RET@ FcBool
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@FUNC@ FcLangSetContains
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@TYPE1@ const FcLangSet * @ARG1@ ls_a
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@TYPE2@ const FcLangSet * @ARG2@ ls_b
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@PURPOSE@ check langset subset relation
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@DESC@
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<function>FcLangSetContains</function> returns FcTrue if
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<parameter>ls_a</parameter> contains every language in
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<parameter>ls_b</parameter>. <parameter>ls_a</parameter> will 'contain' a
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language from <parameter>ls_b</parameter> if <parameter>ls_a</parameter>
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has exactly the language, or either the language or
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<parameter>ls_a</parameter> has no territory.
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@@
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@RET@ FcBool
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@FUNC@ FcLangSetEqual
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@TYPE1@ const FcLangSet * @ARG1@ ls_a
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@TYPE2@ const FcLangSet * @ARG2@ ls_b
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@PURPOSE@ test for matching langsets
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@DESC@
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Returns FcTrue if and only if <parameter>ls_a</parameter> supports precisely
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the same language and territory combinations as <parameter>ls_b</parameter>.
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@@
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@RET@ FcChar32
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@FUNC@ FcLangSetHash
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@TYPE1@ const FcLangSet * @ARG1@ ls
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@PURPOSE@ return a hash value for a langset
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@DESC@
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This function returns a value which depends solely on the languages
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supported by <parameter>ls</parameter>. Any language which equals
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<parameter>ls</parameter> will have the same result from
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<function>FcLangSetHash</function>. However, two langsets with the same hash
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value may not be equal.
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@@
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@RET@ FcLangResult
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@FUNC@ FcLangSetHasLang
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@TYPE1@ const FcLangSet * @ARG1@ ls
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@TYPE2@ const FcChar8 * @ARG2@ lang
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@PURPOSE@ test langset for language support
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@DESC@
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<function>FcLangSetHasLang</function> checks whether
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<parameter>ls</parameter> supports <parameter>lang</parameter>. If
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<parameter>ls</parameter> has a matching language and territory pair,
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this function returns FcLangEqual. If <parameter>ls</parameter> has
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a matching language but differs in which territory that language is for, this
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function returns FcLangDifferentTerritory. If <parameter>ls</parameter>
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has no matching language, this function returns FcLangDifferentLang.
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@@
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@RET@ FcStrSet *
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@FUNC@ FcGetDefaultLangs
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@TYPE1@ void
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@PURPOSE@ Get the default languages list
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@DESC@
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Returns a string set of the default languages according to the environment variables on the system.
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This function looks for them in order of FC_LANG, LC_ALL, LC_CTYPE and LANG then.
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If there are no valid values in those environment variables, "en" will be set as fallback.
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@RET@ FcStrSet *
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@FUNC@ FcLangSetGetLangs
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@TYPE1@ const FcLangSet * @ARG1@ ls
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@PURPOSE@ get the list of languages in the langset
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@DESC@
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Returns a string set of all languages in <parameter>langset</parameter>.
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@@
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@RET@ FcStrSet *
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@FUNC@ FcGetLangs
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@TYPE1@ void
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@PURPOSE@ Get list of languages
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@DESC@
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Returns a string set of all known languages.
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@@
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@RET@ FcChar8 *
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@FUNC@ FcLangNormalize
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@TYPE1@ const FcChar8 * @ARG1@ lang
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@PURPOSE@ Normalize the language string
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@DESC@
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Returns a string to make <parameter>lang</parameter> suitable on fontconfig.
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@@
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@RET@ const FcCharSet *
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@FUNC@ FcLangGetCharSet
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@TYPE1@ const FcChar8 * @ARG1@ lang
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@PURPOSE@ Get character map for a language
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@DESC@
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Returns the FcCharMap for a language.
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@@
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