gecko-dev/gfx/thebes/gfxPlatformMac.h

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
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 * License.
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 * The Original Code is Mozilla Foundation code.
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 * The Initial Developer of the Original Code is Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Vladimir Vukicevic <vladimir@pobox.com>
 *   Masayuki Nakano <masayuki@d-toybox.com>
 *
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#ifndef GFX_PLATFORM_MAC_H
#define GFX_PLATFORM_MAC_H

#include "nsTArray.h"
#include "gfxPlatform.h"

#define MAC_OS_X_VERSION_10_4_HEX 0x00001040
#define MAC_OS_X_VERSION_10_5_HEX 0x00001050
#define MAC_OS_X_VERSION_10_6_HEX 0x00001060

#define MAC_OS_X_MAJOR_VERSION_MASK 0xFFFFFFF0U

class gfxTextRun;

class THEBES_API gfxPlatformMac : public gfxPlatform {
public:
    gfxPlatformMac();
    virtual ~gfxPlatformMac();

    static gfxPlatformMac *GetPlatform() {
        return (gfxPlatformMac*) gfxPlatform::GetPlatform();
    }

    already_AddRefed<gfxASurface> CreateOffscreenSurface(const gfxIntSize& size,
                                                         gfxASurface::gfxContentType contentType);

    already_AddRefed<gfxASurface> OptimizeImage(gfxImageSurface *aSurface,
                                                gfxASurface::gfxImageFormat format);

    nsresult ResolveFontName(const nsAString& aFontName,
                             FontResolverCallback aCallback,
                             void *aClosure, PRBool& aAborted);

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

    gfxFontGroup *CreateFontGroup(const nsAString &aFamilies,
                                  const gfxFontStyle *aStyle,
                                  gfxUserFontSet *aUserFontSet);

    virtual gfxFontEntry* LookupLocalFont(const gfxProxyFontEntry *aProxyEntry,
                                          const nsAString& aFontName);

    virtual gfxPlatformFontList* CreatePlatformFontList();

    virtual gfxFontEntry* MakePlatformFont(const gfxProxyFontEntry *aProxyEntry,
                                           const PRUint8 *aFontData,
                                           PRUint32 aLength);

    PRBool IsFontFormatSupported(nsIURI *aFontURI, PRUint32 aFormatFlags);

    nsresult GetFontList(nsIAtom *aLangGroup,
                         const nsACString& aGenericFamily,
                         nsTArray<nsString>& aListOfFonts);
    nsresult UpdateFontList();

    // Returns the OS X version as returned from Gestalt(gestaltSystemVersion, ...)
    // Ex: Mac OS X 10.4.x ==> 0x104x 
    PRInt32 OSXVersion();

    // lower threshold on font anti-aliasing
    PRUint32 GetAntiAliasingThreshold() { return mFontAntiAliasingThreshold; }

private:
    virtual qcms_profile* GetPlatformCMSOutputProfile();
    
    // read in the pref value for the lower threshold on font anti-aliasing
    static PRUint32 ReadAntiAliasingThreshold();    
    
    PRInt32 mOSXVersion;
    PRUint32 mFontAntiAliasingThreshold;
};

#endif /* GFX_PLATFORM_MAC_H */