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98 lines
3.7 KiB
C++
98 lines
3.7 KiB
C++
/* vim: set sw=4 sts=4 et cin: */
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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 OS/2 code in Thebes.
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*
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* The Initial Developer of the Original Code is
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* Peter Weilbacher <mozilla@Weilbacher.org>.
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* Portions created by the Initial Developer are Copyright (C) 2006
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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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_OS2_PLATFORM_H
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#define GFX_OS2_PLATFORM_H
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#define INCL_GPIBITMAPS
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#include <os2.h>
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#include "gfxPlatform.h"
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#include "gfxOS2Fonts.h"
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#include "gfxFontUtils.h"
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#include "nsTArray.h"
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class gfxFontconfigUtils;
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class THEBES_API gfxOS2Platform : public gfxPlatform {
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public:
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gfxOS2Platform();
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virtual ~gfxOS2Platform();
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static gfxOS2Platform *GetPlatform() {
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return (gfxOS2Platform*) gfxPlatform::GetPlatform();
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}
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already_AddRefed<gfxASurface>
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CreateOffscreenSurface(const gfxIntSize& size,
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gfxASurface::gfxContentType contentType);
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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, bool& 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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// Given a string and a font we already have, find the font that
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// supports the most code points and most closely resembles aFont.
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// This simple version involves looking at the fonts on the machine to see
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// which code points they support.
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already_AddRefed<gfxOS2Font> FindFontForChar(PRUint32 aCh, gfxOS2Font *aFont);
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// return true if it's already known that we don't have a font for this char
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bool noFontWithChar(PRUint32 aCh) {
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return mCodepointsWithNoFonts.test(aCh);
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}
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protected:
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static gfxFontconfigUtils *sFontconfigUtils;
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private:
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// when font lookup fails for a character, cache it to skip future searches
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gfxSparseBitSet mCodepointsWithNoFonts;
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};
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#endif /* GFX_OS2_PLATFORM_H */
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