1 /*
2 * Copyright (C) 2007 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "config.h"
27 #include "DragImage.h"
28
29 #include "CachedImage.h"
30 #include "Image.h"
31
32 namespace WebCore {
33
dragImageSize(DragImageRef image)34 IntSize dragImageSize(DragImageRef image)
35 {
36 if (!image)
37 return IntSize();
38
39 return image->size();
40 }
41
deleteDragImage(DragImageRef image)42 void deleteDragImage(DragImageRef image)
43 {
44 delete image;
45 }
46
scaleDragImage(DragImageRef image,FloatSize scale)47 DragImageRef scaleDragImage(DragImageRef image, FloatSize scale)
48 {
49 if (!image)
50 return 0;
51
52 int scaledWidth = image->width() * scale.width();
53 int scaledHeight = image->height() * scale.height();
54
55 *image = image->scaled(scaledWidth, scaledHeight);
56 return image;
57 }
58
dissolveDragImageToFraction(DragImageRef image,float)59 DragImageRef dissolveDragImageToFraction(DragImageRef image, float)
60 {
61 return image;
62 }
63
createDragImageFromImage(Image * image)64 DragImageRef createDragImageFromImage(Image* image)
65 {
66 if (!image || !image->nativeImageForCurrentFrame())
67 return 0;
68
69 return new QPixmap(*image->nativeImageForCurrentFrame());
70 }
71
createDragImageIconForCachedImage(CachedImage *)72 DragImageRef createDragImageIconForCachedImage(CachedImage*)
73 {
74 return 0;
75 }
76
77 }
78