192 lines
6.0 KiB
Plaintext
192 lines
6.0 KiB
Plaintext
/*
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* $Id: fccharset.fncs,v 1.2 2009/04/05 16:43:35 matthieu Exp $
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*
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* Copyright © 2003 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
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS 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 KEITH PACKARD 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
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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@RET@ FcCharSet *
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@FUNC@ FcCharSetCreate
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@TYPE1@ void
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@PURPOSE@ Create an empty character set
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@DESC@
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<function>FcCharSetCreate</function> allocates and initializes a new empty
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character set object.
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@@
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@RET@ void
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@FUNC@ FcCharSetDestroy
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@TYPE1@ FcCharSet * @ARG1@ fcs
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@PURPOSE@ Destroy a character set
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@DESC@
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<function>FcCharSetDestroy</function> decrements the reference count
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<parameter>fcs</parameter>. If the reference count becomes zero, all
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memory referenced is freed.
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@@
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@RET@ FcBool
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@FUNC@ FcCharSetAddChar
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@TYPE1@ FcCharSet * @ARG1@ fcs
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@TYPE2@ FcChar32% @ARG2@ ucs4
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@PURPOSE@ Add a character to a charset
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@DESC@
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<function>FcCharSetAddChar</function> adds a single unicode char to the set,
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returning FcFalse on failure, either as a result of a constant set or from
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running out of memory.
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@@
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@RET@ FcCharSet *
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@FUNC@ FcCharSetCopy
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@TYPE1@ FcCharSet * @ARG1@ src
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@PURPOSE@ Copy a charset
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@DESC@
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Makes a copy of <parameter>src</parameter>; note that this may not actually do anything more
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than increment the reference count on <parameter>src</parameter>.
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@@
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@RET@ FcBool
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@FUNC@ FcCharSetEqual
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ const FcCharSet * @ARG2@ b
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@PURPOSE@ Compare two charsets
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@DESC@
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Returns whether <parameter>a</parameter> and <parameter>b</parameter>
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contain the same set of unicode chars.
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@@
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@RET@ FcCharSet *
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@FUNC@ FcCharSetIntersect
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ const FcCharSet * @ARG2@ b
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@PURPOSE@ Intersect charsets
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@DESC@
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Returns a set including only those chars found in both
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<parameter>a</parameter> and <parameter>b</parameter>.
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@@
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@RET@ FcCharSet *
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@FUNC@ FcCharSetUnion
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ const FcCharSet * @ARG2@ b
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@PURPOSE@ Add charsets
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@DESC@
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Returns a set including only those chars found in either <parameter>a</parameter> or <parameter>b</parameter>.
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@@
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@RET@ FcCharSet *
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@FUNC@ FcCharSetSubtract
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ const FcCharSet * @ARG2@ b
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@PURPOSE@ Subtract charsets
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@DESC@
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Returns a set including only those chars found in <parameter>a</parameter> but not <parameter>b</parameter>.
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@@
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@RET@ FcBool
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@FUNC@ FcCharSetHasChar
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@TYPE1@ const FcCharSet * @ARG1@ fcs
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@TYPE2@ FcChar32% @ARG2@ ucs4
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@PURPOSE@ Check a charset for a char
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@DESC@
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Returns whether <parameter>fcs</parameter> contains the char <parameter>ucs4</parameter>.
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@@
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@RET@ FcChar32
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@FUNC@ FcCharSetCount
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@TYPE1@ const FcCharSet * @ARG1@ a
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@PURPOSE@ Count entries in a charset
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@DESC@
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Returns the total number of unicode chars in <parameter>a</parameter>.
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@@
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@RET@ FcChar32
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@FUNC@ FcCharSetIntersectCount
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ const FcCharSet * @ARG2@ b
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@PURPOSE@ Intersect and count charsets
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@DESC@
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Returns the number of chars that are in both <parameter>a</parameter> and <parameter>b</parameter>.
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@@
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@RET@ FcChar32
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@FUNC@ FcCharSetSubtractCount
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ const FcCharSet * @ARG2@ b
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@PURPOSE@ Subtract and count charsets
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@DESC@
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Returns the number of chars that are in <parameter>a</parameter> but not in <parameter>b</parameter>.
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@@
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@RET@ FcBool
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@FUNC@ FcCharSetIsSubset
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ const FcCharSet * @ARG2@ b
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@PURPOSE@ Test for charset inclusion
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@DESC@
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Returns whether <parameter>a</parameter> is a subset of <parameter>b</parameter>.
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@@
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@RET@ FcChar32
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@FUNC@ FcCharSetFirstPage
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ FcChar32[FC_CHARSET_MAP_SIZE]% @ARG2@ map
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@TYPE3@ FcChar32 * @ARG3@ next
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@PURPOSE@ Start enumerating charset contents
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@DESC@
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Builds an array of bits marking the first page of Unicode coverage of
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<parameter>a</parameter>. Returns the base of the array. <parameter>next</parameter> contains the next page in the
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font.
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@@
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@RET@ FcChar32
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@FUNC@ FcCharSetNextPage
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ FcChar32[FC_CHARSET_MAP_SIZE]% @ARG2@ map
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@TYPE3@ FcChar32 * @ARG3@ next
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@PURPOSE@ Continue enumerating charset contents
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@DESC@
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Builds an array of bits marking the Unicode coverage of <parameter>a</parameter> for page
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<parameter>*next</parameter>. Returns the base of the array. <parameter>next</parameter> contains the next page in
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the font.
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@@
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@RET@ FcChar32
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@FUNC@ FcCharSetCoverage
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@TYPE1@ const FcCharSet * @ARG1@ a
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@TYPE2@ FcChar32 @ARG2@ page
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@TYPE3@ FcChar32[8] @ARG3@ result
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@PURPOSE@ DEPRECATED return coverage for a Unicode page
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@DESC@
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DEPRECATED
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This function returns a bitmask in <parameter>result</parameter> which
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indicates which code points in
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<parameter>page</parameter> are included in <parameter>a</parameter>.
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<function>FcCharSetCoverage</function> returns the next page in the charset which has any
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coverage.
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@@
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@RET@ FcCharSet *
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@FUNC@ FcCharSetNew
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@TYPE1@ void
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@PURPOSE@ DEPRECATED alias for FcCharSetCreate
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@DESC@
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<function>FcCharSetNew</function> is a DEPRECATED alias for FcCharSetCreate.
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@@
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