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132 lines
4.4 KiB
132 lines
4.4 KiB
/*
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* This file is part of the KDE project
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*
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* Copyright (c) 2005 Cyrille Berger <cberger@cberger.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "randompickfilter.h"
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#include <stdlib.h>
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#include <vector>
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#include <tqpoint.h>
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#include <kdebug.h>
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#include <kiconloader.h>
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#include <kinstance.h>
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#include <kgenericfactory.h>
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#include <tdelocale.h>
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#include <tdemessagebox.h>
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#include <knuminput.h>
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#include <kstandarddirs.h>
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#include <tdetempfile.h>
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#include <kis_image.h>
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#include <kis_iterators_pixel.h>
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#include <kis_random_accessor.h>
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#include <kis_layer.h>
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#include <kis_filter_registry.h>
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#include <kis_global.h>
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#include <kis_types.h>
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#include "kis_wdg_random_pick.h"
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#include "wdgrandompickoptions.h"
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typedef KGenericFactory<ChalkRandomPickFilter> ChalkRandomPickFilterFactory;
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K_EXPORT_COMPONENT_FACTORY( chalkrandompickfilter, ChalkRandomPickFilterFactory( "chalk" ) )
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ChalkRandomPickFilter::ChalkRandomPickFilter(TQObject *parent, const char *name, const TQStringList &)
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: KParts::Plugin(parent, name)
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{
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setInstance(ChalkRandomPickFilterFactory::instance());
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if (parent->inherits("KisFilterRegistry")) {
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KisFilterRegistry * manager = dynamic_cast<KisFilterRegistry *>(parent);
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manager->add(new KisFilterRandomPick());
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}
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}
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ChalkRandomPickFilter::~ChalkRandomPickFilter()
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{
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}
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KisFilterRandomPick::KisFilterRandomPick() : KisFilter(id(), "other", i18n("&Random Pick..."))
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{
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}
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KisFilterConfiguration* KisFilterRandomPick::configuration(TQWidget* w)
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{
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KisWdgRandomPick* wN = dynamic_cast<KisWdgRandomPick*>(w);
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KisFilterConfiguration* config = new KisFilterConfiguration(id().id(), 1);
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if(wN)
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{
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config->setProperty("level", wN->widget()->intLevel->value() );
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config->setProperty("windowsize", wN->widget()->intWindowSize->value() );
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config->setProperty("opacity", wN->widget()->intOpacity->value() );
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}
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return config;
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}
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KisFilterConfigWidget * KisFilterRandomPick::createConfigurationWidget(TQWidget* parent, KisPaintDeviceSP dev)
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{
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return new KisWdgRandomPick((KisFilter*)this, (TQWidget*)parent, i18n("Configuration of random pick filter").ascii());
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}
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void KisFilterRandomPick::process(KisPaintDeviceSP src, KisPaintDeviceSP dst, KisFilterConfiguration* config, const TQRect& rect)
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{
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Q_ASSERT(src != 0);
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Q_ASSERT(dst != 0);
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setProgressTotalSteps(rect.height() * rect.width());
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KisColorSpace * cs = src->colorSpace();
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TQ_INT32 psize = cs->pixelSize();
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TQVariant value;
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int level = (config && config->getProperty("level", value)) ? value.toInt() : 50;
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double windowsize = (config && config->getProperty("windowsize", value)) ? value.toInt() / 2. : 2.5;
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int opacity = (config && config->getProperty("opacity", value)) ? value.toInt() : 100;
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KisRectIteratorPixel dstIt = dst->createRectIterator(rect.x(), rect.y(), rect.width(), rect.height(), true );
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KisRectIteratorPixel srcIt = src->createRectIterator(rect.x(), rect.y(), rect.width(), rect.height(), false);
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KisRandomAccessorPixel srcRA = src->createRandomAccessor(0, 0, false);
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TQ_UINT32 threshold = (RAND_MAX / 100) * (100 - level);
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TQ_UINT8 weights[2];
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weights[0] = (255 * opacity) / 100; weights[1] = 255 - weights[0];
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const TQ_UINT8* pixels[2];
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while(!srcIt.isDone())
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{
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if(rand() > threshold)
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{
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int x = srcIt.x() + 2.5 * rand() / RAND_MAX;
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int y = srcIt.y() + 2.5 * rand() / RAND_MAX;
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srcRA.moveTo( x, y);
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pixels[0] = srcRA.oldRawData();
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pixels[1] = srcIt.oldRawData();
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cs->mixColors( pixels, weights, 2, dstIt.rawData() );
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}
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++srcIt;
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++dstIt;
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incProgress();
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}
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setProgressDone(); // Must be called even if you don't really support progression
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}
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