blob: a87da1f0b25a54f314128c9b0e3c2e143e072647 [file] [log] [blame]
/*
* Copyright (C) 2004, 2005, 2006, 2008, 2010, 2013 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 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 "DataTransfer.h"
#if PLATFORM(MAC)
#import "CachedImage.h"
#import "Document.h"
#import "DragImage.h"
#import "Element.h"
#import "FrameDestructionObserverInlines.h"
namespace WebCore {
// FIXME: Need to refactor and figure out how to handle the flipping in a more sensible way so we can
// use the default DataTransfer::dragImage from DataTransfer.cpp. Note also that this handles cases that
// DataTransfer::dragImage in DataTransfer.cpp does not handle correctly, so must resolve that as well.
DragImageRef DataTransfer::createDragImage(IntPoint& location) const
{
DragImageRef result = nil;
if (m_dragImageElement) {
if (Frame* frame = m_dragImageElement->document().frame()) {
IntRect imageRect;
IntRect elementRect;
result = createDragImageForImage(*frame, *m_dragImageElement, imageRect, elementRect);
// Client specifies point relative to element, not the whole image, which may include child
// layers spread out all over the place.
location.setX(elementRect.x() - imageRect.x() + m_dragLocation.x());
location.setY(imageRect.height() - (elementRect.y() - imageRect.y() + m_dragLocation.y()));
}
} else if (m_dragImage) {
result = m_dragImage->image()->snapshotNSImage();
location = m_dragLocation;
location.setY([result size].height - location.y());
}
return result;
}
}
#endif // PLATFORM(MAC)