The Tor Browser: gfx/thebes/gfxPlatformMac.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_MAC_H

     7 #define GFX_PLATFORM_MAC_H

     9 #include "nsTArrayForwardDeclare.h"

    10 #include "gfxPlatform.h"

    12 #define MAC_OS_X_VERSION_10_6_HEX 0x00001060

    13 #define MAC_OS_X_VERSION_10_7_HEX 0x00001070

    15 #define MAC_OS_X_MAJOR_VERSION_MASK 0xFFFFFFF0U

    17 namespace mozilla { namespace gfx { class DrawTarget; }}

    19 class gfxPlatformMac : public gfxPlatform {

    20 public:

    21     gfxPlatformMac();

    22     virtual ~gfxPlatformMac();

    24     static gfxPlatformMac *GetPlatform() {

    25         return (gfxPlatformMac*) gfxPlatform::GetPlatform();

    26     }

    28     virtual already_AddRefed<gfxASurface>

    29       CreateOffscreenSurface(const IntSize& size,

    30                              gfxContentType contentType) MOZ_OVERRIDE;

    32     virtual already_AddRefed<gfxASurface>

    33       CreateOffscreenImageSurface(const gfxIntSize& aSize,

    34                                   gfxContentType aContentType);

    36     already_AddRefed<gfxASurface> OptimizeImage(gfxImageSurface *aSurface,

    37                                                 gfxImageFormat format);

    39     mozilla::TemporaryRef<mozilla::gfx::ScaledFont>

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

    42     nsresult ResolveFontName(const nsAString& aFontName,

    43                              FontResolverCallback aCallback,

    44                              void *aClosure, bool& aAborted);

    46     nsresult GetStandardFamilyName(const nsAString& aFontName, nsAString& aFamilyName);

    48     gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,

    49                                   const gfxFontStyle *aStyle,

    50                                   gfxUserFontSet *aUserFontSet);

    52     virtual gfxFontEntry* LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,

    53                                           const nsAString& aFontName);

    55     virtual gfxPlatformFontList* CreatePlatformFontList();

    57     virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,

    58                                            const uint8_t *aFontData,

    59                                            uint32_t aLength);

    61     bool IsFontFormatSupported(nsIURI *aFontURI, uint32_t aFormatFlags);

    63     nsresult GetFontList(nsIAtom *aLangGroup,

    64                          const nsACString& aGenericFamily,

    65                          nsTArray<nsString>& aListOfFonts);

    66     nsresult UpdateFontList();

    68     virtual void GetCommonFallbackFonts(const uint32_t aCh,

    69                                         int32_t aRunScript,

    70                                         nsTArray<const char*>& aFontList);

    72     bool UseAcceleratedCanvas();

    74     // lower threshold on font anti-aliasing

    75     uint32_t GetAntiAliasingThreshold() { return mFontAntiAliasingThreshold; }

    77     virtual already_AddRefed<gfxASurface>

    78     GetThebesSurfaceForDrawTarget(mozilla::gfx::DrawTarget *aTarget);

    79 private:

    80     virtual void GetPlatformCMSOutputProfile(void* &mem, size_t &size);

    82     virtual bool SupportsOffMainThreadCompositing();

    84     // read in the pref value for the lower threshold on font anti-aliasing

    85     static uint32_t ReadAntiAliasingThreshold();

    87     uint32_t mFontAntiAliasingThreshold;

    88 };

    90 #endif /* GFX_PLATFORM_MAC_H */

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