Source/WebCore/html/ImageData.h

/*
 * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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 */

#pragma once

#include "ExceptionOr.h"
#include "IntSize.h"
#include <JavaScriptCore/Uint8ClampedArray.h>

namespace WebCore {

class ImageData : public RefCounted<ImageData> {
public:
    WEBCORE_EXPORT static ExceptionOr<Ref<ImageData>> create(unsigned sw, unsigned sh);
    WEBCORE_EXPORT static RefPtr<ImageData> create(const IntSize&);
    WEBCORE_EXPORT static RefPtr<ImageData> create(const IntSize&, Ref<Uint8ClampedArray>&&);
    WEBCORE_EXPORT static ExceptionOr<RefPtr<ImageData>> create(Ref<Uint8ClampedArray>&&, unsigned sw, Optional<unsigned> sh);

    IntSize size() const { return m_size; }
    int width() const { return m_size.width(); }
    int height() const { return m_size.height(); }

    Uint8ClampedArray* data() const { return m_data.ptr(); }

private:
    explicit ImageData(const IntSize&);
    ImageData(const IntSize&, Ref<Uint8ClampedArray>&&);

    IntSize m_size;
    Ref<Uint8ClampedArray> m_data;
};

} // namespace WebCore