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1 /*
2  * Copyright (C) 2010 Stephan Aßmus <superstippi@gmx.de>
3  *
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
16  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
19  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
22  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
23  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 #include "config.h"
29 #include "StillImageHaiku.h"
30 
31 #include "GraphicsContext.h"
32 #include "IntSize.h"
33 #include <View.h>
34 
35 namespace WebCore {
36 
StillImage(const BBitmap & bitmap)37 StillImage::StillImage(const BBitmap& bitmap)
38     : m_bitmap(&bitmap)
39 {
40 }
41 
destroyDecodedData(bool destroyAll)42 void StillImage::destroyDecodedData(bool destroyAll)
43 {
44     // This is used for "large" animations to free image data.
45     // It appears it would not apply to StillImage.
46 }
47 
decodedSize() const48 unsigned StillImage::decodedSize() const
49 {
50     // FIXME: It could be wise to return 0 here, since we don't want WebCore
51     // to think we eat up memory, since we are not freeing any in
52     // destroyDecodedData() either.
53     return m_bitmap.BitsLength();
54 }
55 
size() const56 IntSize StillImage::size() const
57 {
58     return IntSize(m_bitmap.Bounds().IntegerWidth() + 1, m_bitmap.Bounds().IntegerHeight() + 1);
59 }
60 
nativeImageForCurrentFrame()61 NativeImagePtr StillImage::nativeImageForCurrentFrame()
62 {
63     return &m_bitmap;
64 }
65 
draw(GraphicsContext * context,const FloatRect & destRect,const FloatRect & sourceRect,ColorSpace,CompositeOperator op)66 void StillImage::draw(GraphicsContext* context, const FloatRect& destRect,
67                       const FloatRect& sourceRect, ColorSpace, CompositeOperator op)
68 {
69     if (!m_bitmap.IsValid())
70         return;
71 
72     context->save();
73     context->setCompositeOperation(op);
74     context->platformContext()->DrawBitmap(&m_bitmap, sourceRect, destRect);
75     context->restore();
76 }
77 
78 }
79