/*

 * Copyright (C) 2007 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.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 COMPUTER, INC. OR

 * 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. 

 */

#import "config.h"

#import "SelectionController.h"

#import "AXObjectCache.h"

#import "Frame.h"

#import "RenderView.h"

#import "WebCoreViewFactory.h"

namespace WebCore {

void SelectionController::notifyAccessibilityForSelectionChange()

{

    Document* document = m_frame->document();

    if (AXObjectCache::accessibilityEnabled() && m_selection.start().isNotNull() && m_selection.end().isNotNull())

        document->axObjectCache()->postNotification(m_selection.start().node()->renderer(), AXObjectCache::AXSelectedTextChanged, false);

    // if zoom feature is enabled, insertion point changes should update the zoom

    if (!UAZoomEnabled() || !m_selection.isCaret())

        return;

    RenderView* renderView = document->renderView();

    if (!renderView)

        return;

    FrameView* frameView = m_frame->view();

    if (!frameView)

        return;

    IntRect selectionRect = absoluteCaretBounds();

    IntRect viewRect = renderView->viewRect();

    selectionRect = frameView->contentsToScreen(selectionRect);

    viewRect = frameView->contentsToScreen(viewRect);

    CGRect cgCaretRect = CGRectMake(selectionRect.x(), selectionRect.y(), selectionRect.width(), selectionRect.height());

    CGRect cgViewRect = CGRectMake(viewRect.x(), viewRect.y(), viewRect.width(), viewRect.height());

    cgCaretRect = [[WebCoreViewFactory sharedFactory] accessibilityConvertScreenRect:cgCaretRect];

    cgViewRect = [[WebCoreViewFactory sharedFactory] accessibilityConvertScreenRect:cgViewRect];

    UAZoomChangeFocus(&cgViewRect, &cgCaretRect, kUAZoomFocusTypeInsertionPoint);

}

} // namespace WebCore