/*

 * Copyright (C) 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 Computer, 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

 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#ifndef AccessibilityMediaControls_h

#define AccessibilityMediaControls_h

#if ENABLE(VIDEO)

#include "AccessibilitySlider.h"

#include "MediaControlElements.h"

namespace WebCore {

class AccessibilityMediaControl : public AccessibilityRenderObject {

public:

    static PassRefPtr<AccessibilityObject> create(RenderObject*);

    virtual ~AccessibilityMediaControl() { }

    virtual AccessibilityRole roleValue() const;

    virtual bool accessibilityIsIgnored() const;

    virtual String title() const;

    virtual String accessibilityDescription() const;

    virtual String helpText() const;

protected:

    AccessibilityMediaControl(RenderObject*);

    MediaControlElementType controlType() const;

    String controlTypeName() const;

};

class AccessibilityMediaTimeline : public AccessibilitySlider {

public:

    static PassRefPtr<AccessibilityObject> create(RenderObject*);

    virtual ~AccessibilityMediaTimeline() { }

    virtual bool isMediaTimeline() const { return true; }

    virtual String helpText() const;

    virtual String valueDescription() const;

    const AtomicString& getAttribute(const QualifiedName& attribute) const;

private:

    AccessibilityMediaTimeline(RenderObject*);

};

class AccessibilityMediaControlsContainer : public AccessibilityMediaControl {

public:

    static PassRefPtr<AccessibilityObject> create(RenderObject*);

    virtual ~AccessibilityMediaControlsContainer() { }

    virtual AccessibilityRole roleValue() const { return ToolbarRole; }

    virtual bool accessibilityIsIgnored() const { return false; }

    virtual String helpText() const;

    virtual String accessibilityDescription() const;

private:

    AccessibilityMediaControlsContainer(RenderObject*);

    bool controllingVideoElement() const;

    const String elementTypeName() const;

};

class AccessibilityMediaTimeDisplay : public AccessibilityMediaControl {

public:

    static PassRefPtr<AccessibilityObject> create(RenderObject*);

    virtual ~AccessibilityMediaTimeDisplay() { }

    virtual AccessibilityRole roleValue() const { return StaticTextRole; }

    virtual bool accessibilityIsIgnored() const;

    virtual String stringValue() const;

    virtual String accessibilityDescription() const;

private:

    AccessibilityMediaTimeDisplay(RenderObject*);

};

} // namespace WebCore

#endif // ENABLE(VIDEO)

#endif // AccessibilityMediaControls_h