LCOV - code coverage report
Current view: directory - gfx/thebes - gfxPlatformGtk.h (source / functions) Found Hit Coverage
Test: app.info Lines: 2 0 0.0 %
Date: 2012-06-02 Functions: 1 0 0.0 %

       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
      29                 :  * of those above. If you wish to allow use of your version of this file only
      30                 :  * under the terms of either the GPL or the LGPL, and not to allow others to
      31                 :  * use your version of this file under the terms of the MPL, indicate your
      32                 :  * decision by deleting the provisions above and replace them with the notice
      33                 :  * and other provisions required by the GPL or the LGPL. If you do not delete
      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_GTK_H
      40                 : #define GFX_PLATFORM_GTK_H
      41                 : 
      42                 : #include "gfxPlatform.h"
      43                 : #include "nsAutoRef.h"
      44                 : #include "nsTArray.h"
      45                 : 
      46                 : extern "C" {
      47                 :     typedef struct _GdkDrawable GdkDrawable;
      48                 : }
      49                 : 
      50                 : class gfxFontconfigUtils;
      51                 : #ifndef MOZ_PANGO
      52                 : class FontFamily;
      53                 : class FontEntry;
      54                 : typedef struct FT_LibraryRec_ *FT_Library;
      55                 : #endif
      56                 : 
      57                 : class THEBES_API gfxPlatformGtk : public gfxPlatform {
      58                 : public:
      59                 :     gfxPlatformGtk();
      60                 :     virtual ~gfxPlatformGtk();
      61                 : 
      62                 :     static gfxPlatformGtk *GetPlatform() {
      63                 :         return (gfxPlatformGtk*) gfxPlatform::GetPlatform();
      64                 :     }
      65                 : 
      66                 :     already_AddRefed<gfxASurface> CreateOffscreenSurface(const gfxIntSize& size,
      67                 :                                                          gfxASurface::gfxContentType contentType);
      68                 : 
      69                 :     mozilla::RefPtr<mozilla::gfx::ScaledFont>
      70                 :       GetScaledFontForFont(gfxFont *aFont);
      71                 : 
      72                 :     virtual bool SupportsAzure(mozilla::gfx::BackendType& aBackend);
      73                 : 
      74                 :     nsresult GetFontList(nsIAtom *aLangGroup,
      75                 :                          const nsACString& aGenericFamily,
      76                 :                          nsTArray<nsString>& aListOfFonts);
      77                 : 
      78                 :     nsresult UpdateFontList();
      79                 : 
      80                 :     nsresult ResolveFontName(const nsAString& aFontName,
      81                 :                              FontResolverCallback aCallback,
      82                 :                              void *aClosure, bool& aAborted);
      83                 : 
      84                 :     nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName);
      85                 : 
      86                 :     gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,
      87                 :                                   const gfxFontStyle *aStyle,
      88                 :                                   gfxUserFontSet *aUserFontSet);
      89                 : 
      90                 : #ifdef MOZ_PANGO
      91                 :     /**
      92                 :      * Look up a local platform font using the full font face name (needed to
      93                 :      * support @font-face src local() )
      94                 :      */
      95                 :     virtual gfxFontEntry* LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
      96                 :                                           const nsAString& aFontName);
      97                 : 
      98                 :     /**
      99                 :      * Activate a platform font (needed to support @font-face src url() )
     100                 :      *
     101                 :      */
     102                 :     virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
     103                 :                                            const PRUint8 *aFontData,
     104                 :                                            PRUint32 aLength);
     105                 : 
     106                 :     /**
     107                 :      * Check whether format is supported on a platform or not (if unclear,
     108                 :      * returns true).
     109                 :      */
     110                 :     virtual bool IsFontFormatSupported(nsIURI *aFontURI,
     111                 :                                          PRUint32 aFormatFlags);
     112                 : #endif
     113                 : 
     114                 : #ifndef MOZ_PANGO
     115                 :     FontFamily *FindFontFamily(const nsAString& aName);
     116                 :     FontEntry *FindFontEntry(const nsAString& aFamilyName, const gfxFontStyle& aFontStyle);
     117                 :     already_AddRefed<gfxFont> FindFontForChar(PRUint32 aCh, gfxFont *aFont);
     118                 :     bool GetPrefFontEntries(const nsCString& aLangGroup, nsTArray<nsRefPtr<gfxFontEntry> > *aFontEntryList);
     119                 :     void SetPrefFontEntries(const nsCString& aLangGroup, nsTArray<nsRefPtr<gfxFontEntry> >& aFontEntryList);
     120                 : #endif
     121                 : 
     122                 : #ifndef MOZ_PANGO
     123                 :     FT_Library GetFTLibrary();
     124                 : #endif
     125                 : 
     126                 :     static void SetGdkDrawable(gfxASurface *target,
     127                 :                                GdkDrawable *drawable);
     128                 :     static GdkDrawable *GetGdkDrawable(gfxASurface *target);
     129                 : 
     130                 :     static PRInt32 GetDPI();
     131                 : 
     132               0 :     static bool UseClientSideRendering() {
     133                 : #if defined(MOZ_X11) && defined(MOZ_PLATFORM_MAEMO)
     134                 :         // XRender is not accelerated on the Maemo at the moment, and 
     135                 :         // X server pixman is out of our control; it's likely to be 
     136                 :         // older than (our) cairo's.   So fall back on software 
     137                 :         // rendering for more predictable performance.
     138                 :         // This setting will likely not be relevant when we have
     139                 :         // GL-accelerated compositing. We know of other platforms 
     140                 :         // with bad drivers where we'd like to also use client side 
     141                 :         // rendering, but until we have the ability to featuer test 
     142                 :         // this, we'll only disable this for maemo.
     143                 :         return true;
     144                 : #else
     145               0 :         return false;
     146                 : #endif
     147                 :     }
     148                 : 
     149                 :     virtual gfxImageFormat GetOffscreenFormat();
     150                 : 
     151                 : protected:
     152                 :     static gfxFontconfigUtils *sFontconfigUtils;
     153                 : 
     154                 : private:
     155                 :     virtual qcms_profile *GetPlatformCMSOutputProfile();
     156                 : };
     157                 : 
     158                 : #endif /* GFX_PLATFORM_GTK_H */

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