blob: 59d8e3c2c762eeff84258faf05ec0eb52fa46a1f [file] [log] [blame]
/*
* Copyright (C) 2006 Dirk Mueller <mueller@kde.org>
* Copyright (C) 2006 Zack Rusin <zack@kde.org>
* Copyright (C) 2006 Simon Hausmann <hausmann@kde.org>
*
* 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 "FloatRect.h"
#include "GraphicsContext.h"
#include <QPixmap>
#include <QPainter>
#include <QImage>
#include <QImageReader>
#include <QtDebug>
#include <math.h>
// This function loads resources from WebKit
Vector<char> loadResourceIntoArray(const char*);
namespace WebCore {
void FrameData::clear()
{
if (m_frame) {
m_frame = 0;
m_duration = 0.;
m_hasAlpha = true;
}
}
// ================================================
// Image Class
// ================================================
void Image::initNativeData()
{
}
void Image::destroyNativeData()
{
}
void Image::invalidateNativeData()
{
}
Image* Image::loadResource(const char* name)
{
Vector<char> arr = loadResourceIntoArray(name);
Image* img = new Image();
img->setNativeData(&arr, true);
return img;
}
bool Image::supportsType(const String& type)
{
qDebug() << "does support image format? "<< type;
QList<QByteArray> formats = QImageReader::supportedImageFormats();
foreach(QByteArray format, formats) {
if (format == (QString) type)
return true;
}
return false;
}
// Drawing Routines
void Image::draw(GraphicsContext* ctxt, const FloatRect& dst,
const FloatRect& src, CompositeOperator op)
{
if (!m_source.initialized())
return;
QImage* image = frameAtIndex(m_currentFrame);
if (!image) // If it's too early we won't have an image yet.
return;
IntSize selfSize = size();
FloatRect srcRect(src);
FloatRect dstRect(dst);
ctxt->save();
// Set the compositing operation.
ctxt->setCompositeOperation(op);
QPainter *painter(ctxt->platformContext());
// Test using example site at
// http://www.meyerweb.com/eric/css/edge/complexspiral/demo.html
painter->drawImage(dst, *image, src);
ctxt->restore();
startAnimation();
}
void Image::drawTiled(GraphicsContext* ctxt, const FloatRect& dstRect, const FloatPoint& srcPoint,
const FloatSize& tileSize, CompositeOperator op)
{
if (!m_source.initialized())
return;
QImage* image = frameAtIndex(m_currentFrame);
QPixmap pix;
if (!image) // If it's too early we won't have an image yet.
return;
IntSize intrinsicImageSize = size();
if (!qFuzzyCompare(tileSize.width(), intrinsicImageSize.width()) ||
!qFuzzyCompare(tileSize.height(), intrinsicImageSize.height())) {
QImage img((int)tileSize.width(), (int)tileSize.height(),
QImage::Format_ARGB32_Premultiplied);
QPainter p(&img);
p.drawImage(QRectF(0, 0, tileSize.width(), tileSize.height()),
*image, QRectF(srcPoint.x(), srcPoint.y(),
tileSize.width() - srcPoint.x(),
tileSize.height()- srcPoint.y()));
p.end();
pix = QPixmap::fromImage(img);
} else
pix = QPixmap::fromImage(*image);
ctxt->save();
// Set the compositing operation.
ctxt->setCompositeOperation(op);
QPainter *p = ctxt->platformContext();
p->drawTiledPixmap(dstRect, pix);
ctxt->restore();
startAnimation();
}
void Image::checkForSolidColor()
{
// FIXME: It's easy to implement this optimization. Just need to check the RGBA32 buffer to see if it is 1x1.
m_isSolidColor = false;
}
}
// vim: ts=4 sw=4 et