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/*
* Copyright (C) 2006 Dirk Mueller <mueller@kde.org>
* Copyright (C) 2006 Zack Rusin <zack@kde.org>
* Copyright (C) 2006 Simon Hausmann <hausmann@kde.org>
* Copyright (C) 2007 Ryan Leavengood <leavengood@gmail.com>
* Copyright (C) 2008 Andrea Anzani <andrea.anzani@gmail.com>
*
* 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 "Image.h"
#include "BitmapImage.h"
#include "FloatRect.h"
#include "GraphicsContext.h"
#include "NotImplemented.h"
#include "PlatformString.h"
#include <Application.h>
#include <Bitmap.h>
#include <View.h>
// This function loads resources from WebKit
Vector<char> loadResourceIntoArray(const char*);
namespace WebCore {
bool FrameData::clear(bool clearMetadata)
{
if (clearMetadata)
m_haveMetadata = false;
if (m_frame) {
delete m_frame;
m_frame = 0;
m_duration = 0.0f;
m_hasAlpha = true;
return true;
}
return false;
}
WTF::PassRefPtr<Image> Image::loadPlatformResource(const char* name)
{
Vector<char> array = loadResourceIntoArray(name);
WTF::PassRefPtr<BitmapImage> image = BitmapImage::create();
RefPtr<SharedBuffer> buffer = SharedBuffer::create(array.data(), array.size());
image->setData(buffer, true);
return image;
}
void BitmapImage::initPlatformData()
{
}
void BitmapImage::invalidatePlatformData()
{
}
// Drawing Routines
void BitmapImage::draw(GraphicsContext* ctxt, const FloatRect& dst, const FloatRect& src, ColorSpace styleColorSpace, CompositeOperator op)
{
startAnimation();
BBitmap* image = nativeImageForCurrentFrame();
if (!image || !image->IsValid()) // If the image hasn't fully loaded.
return;
if (mayFillWithSolidColor()) {
fillWithSolidColor(ctxt, dst, solidColor(), styleColorSpace, op);
return;
}
ctxt->save();
ctxt->setCompositeOperation(op);
BRect srcRect(src);
BRect dstRect(dst);
// Test using example site at
// http://www.meyerweb.com/eric/css/edge/complexspiral/demo.html
ctxt->platformContext()->SetDrawingMode(B_OP_ALPHA);
ctxt->platformContext()->DrawBitmap(image, srcRect & image->Bounds(), dstRect);
ctxt->restore();
}
void Image::drawPattern(GraphicsContext* context, const FloatRect& tileRect, const TransformationMatrix& patternTransform, const FloatPoint& srcPoint, ColorSpace, CompositeOperator op, const FloatRect& dstRect)
{
// FIXME: finish this to support also phased position (srcPoint)
startAnimation();
BBitmap* image = nativeImageForCurrentFrame();
if (!image || !image->IsValid()) // If the image hasn't fully loaded.
return;
float currentW = 0;
float currentH = 0;
context->save();
context->platformContext()->SetDrawingMode(B_OP_ALPHA);
context->clip(enclosingIntRect(dstRect));
while (currentW < dstRect.width()) {
while (currentH < dstRect.height()) {
context->platformContext()->DrawBitmap(image, BPoint(dstRect.x() + currentW, dstRect.y() + currentH));
currentH += tileRect.height();
}
currentW += tileRect.width();
currentH = 0;
}
context->restore();
}
void BitmapImage::checkForSolidColor()
{
// FIXME: need to check the RGBA32 buffer to see if it is 1x1.
m_isSolidColor = false;
m_checkedForSolidColor = true;
}
BBitmap* BitmapImage::getBBitmap() const
{
return const_cast<BitmapImage*>(this)->frameAtIndex(0);
}
} // namespace WebCore
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