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112 lines
3.9 KiB
C++
112 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Japan code.
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*
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* The Initial Developer of the Original Code is Mozilla Japan.
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* Portions created by the Initial Developer are Copyright (C) 2007
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Masayuki Nakano <masayuki@d-toybox.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef GFX_FONTCONFIG_UTILS_H
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#define GFX_FONTCONFIG_UTILS_H
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#include "gfxPlatform.h"
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#include "nsTArray.h"
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#include "nsDataHashtable.h"
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#include <fontconfig/fontconfig.h>
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class gfxFontNameList : public nsTArray<nsString>
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{
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public:
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THEBES_INLINE_DECL_REFCOUNTING(gfxFontList)
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PRBool Exists(nsAString& aName);
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};
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class gfxFontconfigUtils {
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public:
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gfxFontconfigUtils();
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static gfxFontconfigUtils* GetFontconfigUtils() {
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if (!sUtils)
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sUtils = new gfxFontconfigUtils();
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return sUtils;
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}
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static void Shutdown();
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nsresult GetFontList(const nsACString& aLangGroup,
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const nsACString& aGenericFamily,
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nsStringArray& aListOfFonts);
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nsresult UpdateFontList();
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nsresult ResolveFontName(const nsAString& aFontName,
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gfxPlatform::FontResolverCallback aCallback,
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void *aClosure, PRBool& aAborted);
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nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName);
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static PRUint8 GetThebesStyle(FcPattern *aPattern); // slant
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static PRUint16 GetThebesWeight(FcPattern *aPattern);
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/**
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* @param aLangGroup [in] a Mozilla langGroup.
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* @param aFcLang [out] returns a language suitable for fontconfig
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* matching |aLangGroup| or an empty string if no match is found.
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*/
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static void GetSampleLangForGroup(const nsACString& aLangGroup,
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nsACString *aFcLang);
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protected:
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static gfxFontconfigUtils* sUtils;
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PRInt32 IsExistingFont(const nsACString& aFontName);
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nsresult GetResolvedFonts(const nsACString& aName,
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gfxFontNameList* aResult);
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nsresult GetFontListInternal(nsCStringArray& aListOfFonts,
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const nsACString *aLangGroup = nsnull);
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nsresult UpdateFontListInternal(PRBool aForce = PR_FALSE);
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nsCStringArray mFonts;
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nsCStringArray mNonExistingFonts;
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nsCStringArray mAliasForSingleFont;
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nsCStringArray mAliasForMultiFonts;
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nsDataHashtable<nsCStringHashKey, nsRefPtr<gfxFontNameList> > mAliasTable;
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FcConfig *mLastConfig;
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};
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#endif /* GFX_FONTCONFIG_UTILS_H */
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