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      1 /*
      2  * Copyright (C) 2010 Stephan Amus <superstippi (at) 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 
     37 StillImage::StillImage(const BBitmap& bitmap)
     38     : m_bitmap(&bitmap)
     39 {
     40 }
     41 
     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 
     48 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 
     56 IntSize StillImage::size() const
     57 {
     58     return IntSize(m_bitmap.Bounds().IntegerWidth() + 1, m_bitmap.Bounds().IntegerHeight() + 1);
     59 }
     60 
     61 NativeImagePtr StillImage::nativeImageForCurrentFrame()
     62 {
     63     return &m_bitmap;
     64 }
     65 
     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