text: /*
   * Copyright (C) 2010 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. 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 INC. 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.
   */
  
  #include "config.h"
  #include "WKImageCG.h"
  
  #include "ShareableBitmap.h"
  #include "WKSharedAPICast.h"
  #include "WebImage.h"
  #include <WebCore/GraphicsContext.h>
  
  using namespace WebKit;
  using namespace WebCore;
  
  CGImageRef WKImageCreateCGImage(WKImageRef imageRef)
  {
      WebImage* webImage = toImpl(imageRef);
      if (!webImage->bitmap())
          return 0;
  
      return webImage->bitmap()->makeCGImageCopy().leakRef();
  }
  
  WKImageRef WKImageCreateFromCGImage(CGImageRef imageRef, WKImageOptions options)
  {
      if (!imageRef)
          return 0;
      
      IntSize imageSize(CGImageGetWidth(imageRef), CGImageGetHeight(imageRef));
      RefPtr<WebImage> webImage = WebImage::create(imageSize, toImageOptions(options));
      if (!webImage->bitmap())
          return 0;
  
      OwnPtr<GraphicsContext> graphicsContext = webImage->bitmap()->createGraphicsContext();
      CGContextDrawImage(graphicsContext->platformContext(), CGRectMake(0, 0, imageSize.width(), imageSize.height()), imageRef);
      return toAPI(webImage.release().leakRef());
  }
  