/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  

*

*/

#ifndef __FONTPLATFORMDATA_H__

#define __FONTPLATFORMDATA_H__

#include "StringImpl.h"

class CFont;

namespace WebCore {

class FontDescription;

class FontPlatformData

{

public:

    struct Deleted {};

    // Used for deleted values in the font cache's hash tables.

    FontPlatformData(Deleted) : iFont(reinterpret_cast<CFont*>(-1))                {}

    FontPlatformData() : iFont(0)                       {}

    FontPlatformData( CFont* aFont ) : iFont( aFont )   {}

    ~FontPlatformData()                                 {}

    operator const CFont& () const                      { return *iFont; }

    CFont* Font()                                       { return iFont; }

    bool operator==( const FontPlatformData& other ) const   { return iFont == other.iFont; }

    unsigned hash() const    { return StringImpl::computeHash((UChar*)(iFont), sizeof(CFont*) / sizeof(UChar)); }

private:

    CFont* iFont;

};

}

#endif// !__FONTPLATFORMDATA_H__