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koffice/chalk/plugins/filters/threadtest/threadtest.cc

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/*
* This file is part of the KDE project
*
* Copyright (c) 2004 Cyrille Berger <cberger@cberger.net>
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <stdlib.h>
#include <vector>
#include <tqpoint.h>
#include <tqrect.h>
#include <tqthread.h>
#include <tdelocale.h>
#include <kiconloader.h>
#include <kinstance.h>
#include <tdemessagebox.h>
#include <kstandarddirs.h>
#include <tdetempfile.h>
#include <kdebug.h>
#include <kgenericfactory.h>
#include <kis_doc.h>
#include <kis_image.h>
#include <kis_iterators_pixel.h>
#include <kis_layer.h>
#include <kis_filter_registry.h>
#include <kis_global.h>
#include <kis_types.h>
// #include <tdemessagebox.h>
#include "threadtest.h"
typedef KGenericFactory<ChalkThreadTest> ChalkThreadTestFactory;
K_EXPORT_COMPONENT_FACTORY( chalkthreadtest, ChalkThreadTestFactory( "chalk" ) )
ChalkThreadTest::ChalkThreadTest(TQObject *parent, const char *name, const TQStringList &)
: KParts::Plugin(parent, name)
{
setInstance(ChalkThreadTestFactory::instance());
if (parent->inherits("KisFilterRegistry")) {
KisFilterRegistry * r = dynamic_cast<KisFilterRegistry *>(parent);
r->add(new KisFilterInvert());
}
}
ChalkThreadTest::~ChalkThreadTest()
{
}
class InversionThread : public TQThread
{
public:
InversionThread(const TQString & name, KisPaintDeviceSP src, KisPaintDeviceSP dst, const TQRect& rect)
: TQThread()
, m_name(name)
, m_src(src)
, m_dst(dst)
, m_rect(rect)
{
kdDebug() << "Thread created " << m_name << ", " << TQThread::currentThread() << ", " << m_rect << "\n";
};
void run()
{
kdDebug() << "Thread started:" << m_name << ", " << TQThread::currentThread() << "\n";
KisRectIteratorPixel dstIt = m_dst->createRectIterator(m_rect.x(), m_rect.y(), m_rect.width(), m_rect.height(), true );
KisRectIteratorPixel srcIt = m_src->createRectIterator(m_rect.x(), m_rect.y(), m_rect.width(), m_rect.height(), false);
TQ_INT32 depth = m_src -> colorSpace() -> nColorChannels();
kdDebug() << "Thread " << m_name << " starts loop \n";
while( ! srcIt.isDone() ) {
if ( srcIt.isSelected() ) {
for( int i = 0; i < depth; i++) {
dstIt.rawData()[i] = TQ_UINT8_MAX - srcIt.oldRawData()[i];
}
}
++srcIt;
++dstIt;
}
kdDebug() << "Thread " << m_name << " finished \n";
};
private:
TQString m_name;
KisPaintDeviceSP m_src;
KisPaintDeviceSP m_dst;
TQRect m_rect;
};
KisFilterInvert::KisFilterInvert() : KisFilter(id(), "colors", i18n("Invert with &Threads"))
{
}
void KisFilterInvert::process(KisPaintDeviceSP src, KisPaintDeviceSP dst, KisFilterConfiguration* /*config*/, const TQRect& rect)
{
kdDebug() << "Going to invert " << rect << "\n";
int h2 = rect.height() / 2;
int w2 = rect.width() / 2;
setProgressTotalSteps(4);
InversionThread t1("t1", src, dst, TQRect(0, 0, w2, h2));
InversionThread t2("t2", src, dst, TQRect(w2, 0, w2, h2));
InversionThread t3("t3", src, dst, TQRect(0, h2, w2, h2));
InversionThread t4("t4", src, dst, TQRect(w2, h2, w2, h2));
t1.start();
t2.start();
t3.start();
t4.start();
t1.wait();
setProgress(1);
t2.wait();
setProgress(2);
t3.wait();
setProgress(3);
t4.wait();
setProgress(4);
setProgressDone();
}