/*
 * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 */

#ifndef Icon_h
#define Icon_h

#include <wtf/Forward.h>
#include <wtf/Platform.h>
#include <wtf/RefCounted.h>
#include <wtf/RefPtr.h>
#include <wtf/RetainPtr.h>

#if PLATFORM(COCOA)
#include <CoreGraphics/CoreGraphics.h>
#include <WebCore/NativeImage.h>
#include <WebCore/PlatformImage.h>

#if USE(APPKIT)
OBJC_CLASS NSImage;
using CocoaImage = NSImage;
#else
OBJC_CLASS UIImage;
using CocoaImage = UIImage;
#endif

#elif PLATFORM(WIN)
typedef struct HICON__* HICON;

#elif PLATFORM(GTK)
#include <wtf/glib/GRefPtr.h>

typedef struct _GIcon GIcon;
#endif

namespace WebCore {

class GraphicsContext;
class FloatRect;
class NativeImage;

class Icon : public RefCounted<Icon> {
public:
    WEBCORE_EXPORT static RefPtr<Icon> createIconForFiles(const Vector<String>& filenames);

    WEBCORE_EXPORT ~Icon();

    void paint(GraphicsContext&, const FloatRect&);

#if PLATFORM(WIN)
    static Ref<Icon> create(HICON hIcon) { return adoptRef(*new Icon(hIcon)); }
#endif

#if PLATFORM(GTK)
    WEBCORE_EXPORT static RefPtr<Icon> create(GIcon*);

    GIcon* icon() const { return m_icon.get(); };
#endif

#if PLATFORM(COCOA)
    WEBCORE_EXPORT static RefPtr<Icon> create(CocoaImage *);
    WEBCORE_EXPORT static RefPtr<Icon> create(PlatformImagePtr&&);

    RetainPtr<CocoaImage> image() const { return m_image; };
#endif

#if PLATFORM(MAC)
    static RefPtr<Icon> createIconForUTI(const String&);
    static RefPtr<Icon> createIconForFileExtension(const String&);
#endif

private:
#if PLATFORM(COCOA)
    Icon(CocoaImage *);
    RetainPtr<CocoaImage> m_image;
#elif PLATFORM(WIN)
    Icon(HICON);
    HICON m_hIcon;
#elif PLATFORM(GTK)
    explicit Icon(GIcon*);
    GRefPtr<GIcon> m_icon;
#endif
};

}

#endif
