gfx/thebes/public/gfxQtPlatform.h

   1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
   2  * ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is Mozilla Foundation code.
  16  *
  17  * The Initial Developer of the Original Code is Mozilla Foundation.
  18  * Portions created by the Initial Developer are Copyright (C) 2005
  19  * the Initial Developer. All Rights Reserved.
  20  *
  21  * Contributor(s):
  22  *   Vladimir Vukicevic <vladimir@pobox.com>
  23  *   Masayuki Nakano <masayuki@d-toybox.com>
  24  *
  25  * Alternatively, the contents of this file may be used under the terms of
  26  * either the GNU General Public License Version 2 or later (the "GPL"), or
  27  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  28  * in which case the provisions of the GPL or the LGPL are applicable instead
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  34  * the provisions above, a recipient may use your version of this file under
  35  * the terms of any one of the MPL, the GPL or the LGPL.
  36  *
  37  * ***** END LICENSE BLOCK ***** */
  38
  39 #ifndef GFX_PLATFORM_QT_H
  40 #define GFX_PLATFORM_QT_H
  41
  42 #include "gfxPlatform.h"
  43 #include "nsDataHashtable.h"
  44
  45 typedef struct FT_LibraryRec_ *FT_Library;
  46
  47 class gfxFontconfigUtils;
  48 class FontFamily;
  49 class FontEntry;
  50
  51 class THEBES_API gfxQtPlatform : public gfxPlatform {
  52 public:
  53     gfxQtPlatform();
  54     virtual ~gfxQtPlatform();
  55
  56     static gfxQtPlatform *GetPlatform() {
  57         return (gfxQtPlatform*) gfxPlatform::GetPlatform();
  58     }
  59
  60     already_AddRefed<gfxASurface> CreateOffscreenSurface(const gfxIntSize& size,
  61                                                          gfxASurface::gfxImageFormat imageFormat);
  62
  63     nsresult GetFontList(const nsACString& aLangGroup,
  64                          const nsACString& aGenericFamily,
  65                          nsStringArray& aListOfFonts);
  66
  67     nsresult UpdateFontList();
  68
  69     nsresult ResolveFontName(const nsAString& aFontName,
  70                              FontResolverCallback aCallback,
  71                              void *aClosure, PRBool& aAborted);
  72
  73     nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName);
  74
  75     gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,
  76                                   const gfxFontStyle *aStyle,
  77                                   gfxUserFontSet* aUserFontSet);
  78
  79     FontFamily *FindFontFamily(const nsAString& aName);
  80     FontEntry *FindFontEntry(const nsAString& aFamilyName, const gfxFontStyle& aFontStyle);
  81
  82     static PRInt32 DPI() {
  83         if (sDPI == -1) {
  84             InitDPI();
  85         }
  86         NS_ASSERTION(sDPI > 0, "Something is wrong");
  87         return sDPI;
  88     }
  89
  90     FT_Library GetFTLibrary();
  91
  92 protected:
  93     static void InitDPI();
  94
  95     static PRInt32 sDPI;
  96     static gfxFontconfigUtils *sFontconfigUtils;
  97
  98 private:
  99     virtual cmsHPROFILE GetPlatformCMSOutputProfile();
 100 };
 101
 102 #endif /* GFX_PLATFORM_QT_H */
 103