The Tor Browser: gfx/thebes/gfxAndroidPlatform.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-

     2  * This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #ifndef GFX_PLATFORM_ANDROID_H

     7 #define GFX_PLATFORM_ANDROID_H

     9 #include "gfxFT2Fonts.h"

    10 #include "gfxPlatform.h"

    11 #include "gfxUserFontSet.h"

    12 #include "nsCOMPtr.h"

    13 #include "nsTArray.h"

    15 class nsIMemoryReporter;

    17 namespace mozilla {

    18     namespace dom {

    19         class FontListEntry;

    20     };

    21 };

    22 using mozilla::dom::FontListEntry;

    24 typedef struct FT_LibraryRec_ *FT_Library;

    26 class gfxAndroidPlatform : public gfxPlatform {

    27 public:

    28     gfxAndroidPlatform();

    29     virtual ~gfxAndroidPlatform();

    31     static gfxAndroidPlatform *GetPlatform() {

    32         return (gfxAndroidPlatform*) gfxPlatform::GetPlatform();

    33     }

    35     virtual already_AddRefed<gfxASurface>

    36     CreateOffscreenSurface(const IntSize& size,

    37                            gfxContentType contentType);

    39     virtual gfxImageFormat GetOffscreenFormat() { return mOffscreenFormat; }

    41     mozilla::TemporaryRef<mozilla::gfx::ScaledFont>

    42       GetScaledFontForFont(mozilla::gfx::DrawTarget* aTarget, gfxFont *aFont);

    44     // to support IPC font list (sharing between chrome and content)

    45     void GetFontList(InfallibleTArray<FontListEntry>* retValue);

    47     // platform implementations of font functions

    48     virtual bool IsFontFormatSupported(nsIURI *aFontURI, uint32_t aFormatFlags);

    49     virtual gfxPlatformFontList* CreatePlatformFontList();

    50     virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,

    51                                            const uint8_t *aFontData, uint32_t aLength);

    52     virtual gfxFontEntry* LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,

    53                                           const nsAString& aFontName);

    55     virtual void GetCommonFallbackFonts(const uint32_t aCh,

    56                                         int32_t aRunScript,

    57                                         nsTArray<const char*>& aFontList);

    59     virtual nsresult GetFontList(nsIAtom *aLangGroup,

    60                                  const nsACString& aGenericFamily,

    61                                  nsTArray<nsString>& aListOfFonts);

    63     virtual nsresult UpdateFontList();

    65     virtual nsresult ResolveFontName(const nsAString& aFontName,

    66                                      FontResolverCallback aCallback,

    67                                      void *aClosure, bool& aAborted);

    69     virtual nsresult GetStandardFamilyName(const nsAString& aFontName,

    70                                            nsAString& aFamilyName);

    72     virtual gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,

    73                                           const gfxFontStyle *aStyle,

    74                                           gfxUserFontSet* aUserFontSet);

    76     virtual bool FontHintingEnabled() MOZ_OVERRIDE;

    77     virtual bool RequiresLinearZoom() MOZ_OVERRIDE;

    79     FT_Library GetFTLibrary();

    81     virtual int GetScreenDepth() const;

    83     virtual bool UseAcceleratedSkiaCanvas() MOZ_OVERRIDE;

    85 #ifdef MOZ_WIDGET_GONK

    86     virtual bool IsInGonkEmulator() const { return mIsInGonkEmulator; }

    87 #endif

    89 private:

    90     int mScreenDepth;

    91     gfxImageFormat mOffscreenFormat;

    93 #ifdef MOZ_WIDGET_GONK

    94     bool mIsInGonkEmulator;

    95 #endif

    96 };

    98 #endif /* GFX_PLATFORM_ANDROID_H */

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