зеркало из https://github.com/mozilla/gecko-dev.git
111 строки
4.3 KiB
C++
111 строки
4.3 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 Android port code.
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*
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* The Initial Developer of the Original Code is
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* Mozilla Foundation
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* Portions created by the Initial Developer are Copyright (C) 2010
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Vladimir Vukicevic <vladimir@pobox.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_PLATFORM_ANDROID_H
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#define GFX_PLATFORM_ANDROID_H
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#include "gfxFontUtils.h"
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#include "gfxFT2Fonts.h"
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#include "gfxPlatform.h"
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#include "nsDataHashtable.h"
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#include "nsTArray.h"
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typedef struct FT_LibraryRec_ *FT_Library;
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class FontFamily;
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class FontEntry;
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class THEBES_API gfxAndroidPlatform : public gfxPlatform {
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public:
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gfxAndroidPlatform();
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virtual ~gfxAndroidPlatform();
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static gfxAndroidPlatform *GetPlatform() {
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return (gfxAndroidPlatform*) gfxPlatform::GetPlatform();
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}
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already_AddRefed<gfxASurface> CreateOffscreenSurface(const gfxIntSize& size,
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gfxASurface::gfxContentType contentType);
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virtual PRBool IsFontFormatSupported(nsIURI *aFontURI, PRUint32 aFormatFlags);
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virtual gfxPlatformFontList* CreatePlatformFontList();
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virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
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const PRUint8 *aFontData, PRUint32 aLength);
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nsresult GetFontList(nsIAtom *aLangGroup,
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const nsACString& aGenericFamily,
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nsTArray<nsString>& aListOfFonts);
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nsresult UpdateFontList();
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nsresult ResolveFontName(const nsAString& aFontName,
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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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gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,
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const gfxFontStyle *aStyle,
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gfxUserFontSet* aUserFontSet);
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FontFamily *FindFontFamily(const nsAString& aName);
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FontEntry *FindFontEntry(const nsAString& aFamilyName, const gfxFontStyle& aFontStyle);
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already_AddRefed<gfxFont> FindFontForChar(PRUint32 aCh, gfxFont *aFont);
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PRBool GetPrefFontEntries(const nsCString& aLangGroup, nsTArray<nsRefPtr<gfxFontEntry> > *aFontEntryList);
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void SetPrefFontEntries(const nsCString& aLangGroup, nsTArray<nsRefPtr<gfxFontEntry> >& aFontEntryList);
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FT_Library GetFTLibrary();
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protected:
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void AppendFacesFromFontFile(const char *aFileName);
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typedef nsDataHashtable<nsStringHashKey, nsRefPtr<FontFamily> > FontTable;
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FontTable mFonts;
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FontTable mFontAliases;
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FontTable mFontSubstitutes;
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// when system-wide font lookup fails for a character, cache it to skip future searches
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gfxSparseBitSet mCodepointsWithNoFonts;
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nsDataHashtable<nsCStringHashKey, nsTArray<nsRefPtr<gfxFontEntry> > > mPrefFonts;
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};
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#endif /* GFX_PLATFORM_ANDROID_H */
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