Source/WebCore/platform/qt/DragImageQt.cpp

/*
 * 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 COMPUTER, 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. 
 */

#include "config.h"
#include "DragImage.h"

#include "CachedImage.h"
#include "Image.h"

namespace WebCore {

IntSize dragImageSize(DragImageRef image)
{
    if (!image)
        return IntSize();

    return image->size();
}

void deleteDragImage(DragImageRef image)
{
    delete image;
}

DragImageRef scaleDragImage(DragImageRef image, FloatSize scale)
{
    if (!image)
        return 0;

    int scaledWidth = image->width() * scale.width();
    int scaledHeight = image->height() * scale.height();

    *image = image->scaled(scaledWidth, scaledHeight);
    return image;
}

DragImageRef dissolveDragImageToFraction(DragImageRef image, float)
{
    return image;
}

DragImageRef createDragImageFromImage(Image* image, RespectImageOrientationEnum)
{
    if (!image || !image->nativeImageForCurrentFrame())
        return 0;

    return new QPixmap(*image->nativeImageForCurrentFrame());
}

DragImageRef createDragImageIconForCachedImage(CachedImage*)
{
    return 0;
}

}