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/*
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* This file is part of Chalk
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*
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* Copyright (c) 2005 Michael Thaler <michael.thaler@physik.tu-muenchen.de>
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*
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* ported from Gimp, Copyright (C) 1997 Eiichi Takamori <taka@ma1.seikyou.ne.jp>
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* original pixelize.c for GIMP 0.54 by Tracy Scott
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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 <stdlib.h>
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#include <vector>
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#include <tqpoint.h>
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#include <tqspinbox.h>
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#include <tqvaluevector.h>
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#include <klocale.h>
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#include <kiconloader.h>
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#include <kinstance.h>
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#include <kmessagebox.h>
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#include <kstandarddirs.h>
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#include <ktempfile.h>
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#include <kdebug.h>
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#include <kgenericfactory.h>
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#include <knuminput.h>
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#include <kis_painter.h>
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#include <kis_doc.h>
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#include <kis_image.h>
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#include <kis_iterators_pixel.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_progress_display_interface.h>
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#include <kis_paint_device.h>
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#include <kis_filter_strategy.h>
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#include <kis_painter.h>
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#include <kis_selection.h>
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#include "kis_multi_integer_filter_widget.h"
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#include "kis_small_tiles_filter.h"
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#define MIN(a,b) (((a)<(b))?(a):(b))
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void KisSmallTilesFilterConfiguration::fromXML(const TQString & s)
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{
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KisFilterConfiguration::fromXML(s);
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m_numberOfTiles = getInt("numberOfTiles");
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}
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TQString KisSmallTilesFilterConfiguration::toString()
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{
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m_properties.clear();
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setProperty("numberOfTiles()", m_numberOfTiles);
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return KisFilterConfiguration::toString();
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}
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KisSmallTilesFilter::KisSmallTilesFilter() : KisFilter(id(), "map", i18n("&Small Tiles..."))
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{
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}
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void KisSmallTilesFilter::process(KisPaintDeviceSP src, KisPaintDeviceSP dst, KisFilterConfiguration* configuration, const TQRect& rect)
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{
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//read the filter configuration values from the KisFilterConfiguration object
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TQ_UINT32 numberOfTiles = ((KisSmallTilesFilterConfiguration*)configuration)->numberOfTiles();
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createSmallTiles(src, dst, rect, numberOfTiles);
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}
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void KisSmallTilesFilter::createSmallTiles(KisPaintDeviceSP src, KisPaintDeviceSP dst, const TQRect& rect, TQ_UINT32 numberOfTiles)
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{
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if (!src) return;
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if (!dst) return;
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TQRect srcRect = src->exactBounds();
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int w = static_cast<int>(srcRect.width() / numberOfTiles);
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int h = static_cast<int>(srcRect.height() / numberOfTiles);
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KisPaintDeviceSP tile = 0;
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if (src->hasSelection()) {
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KisPaintDeviceSP tmp = new KisPaintDevice(src->colorSpace(), "selected bit");
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KisPainter gc(tmp);
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gc.bltSelection(0, 0, COMPOSITE_COPY, src, OPACITY_OPAQUE, rect.x(), rect.y(), rect.width(), rect.height());
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tile = src->createThumbnailDevice(srcRect.width() / numberOfTiles, srcRect.height() / numberOfTiles);
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}
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else {
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tile = src->createThumbnailDevice(srcRect.width() / numberOfTiles, srcRect.height() / numberOfTiles);
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}
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if (tile == 0) return;
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KisPaintDeviceSP scratch = new KisPaintDevice(src->colorSpace());
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KisPainter gc(scratch);
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setProgressTotalSteps(numberOfTiles);
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for (uint y = 0; y < numberOfTiles; ++y) {
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for (uint x = 0; x < numberOfTiles; ++x) {
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// XXX make composite op and opacity configurable
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gc.bitBlt( w * x, h * y, COMPOSITE_COPY, tile, 0, 0, w, h);
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setProgress(y);
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}
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}
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gc.end();
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gc.begin(dst);
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if (src->hasSelection()) {
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gc.bltSelection(rect.x(), rect.y(), COMPOSITE_OVER, scratch, src->selection(), OPACITY_OPAQUE, 0, 0, rect.width(), rect.height() );
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}
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else {
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gc.bitBlt(rect.x(), rect.y(), COMPOSITE_OVER, scratch, OPACITY_OPAQUE, 0, 0, rect.width(), rect.height() );
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}
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setProgressDone();
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gc.end();
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//KisPainter gc(tmp);
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//gc.bitBlt(rect.x(), rect.y(), COMPOSITE_COPY, src, rect.x(), rect.y(), rect.width(), rect.height());
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//gc.end();
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//KisScaleWorker worker(tmp, 1.0 / static_cast<double>(numberOfTiles), 1.0 / static_cast<double>(numberOfTiles), new KisMitchellFilterStrategy() );
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//worker.run();
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// TQRect tmpRect = tmp->exactBounds();
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//
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// for( TQ_UINT32 i=0; i < numberOfTiles; i++ )
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// {
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// for( TQ_UINT32 j=0; j < numberOfTiles; j++ )
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// {
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// for( TQ_INT32 row = tmpRect.y(); row < tmpRect.height(); row++ )
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// {
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// KisHLineIteratorPixel tmpIt = tmp->createHLineIterator(tmpRect.x(), row, tmpRect.width() , false);
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// KisHLineIteratorPixel dstIt = dst->createHLineIterator( tmpRect.x() + i * tmpRect.width(), row + j * tmpRect.height(), tmpRect.width() , true);
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//
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// while( ! tmpIt.isDone() )
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// {
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// if(tmpIt.isSelected())
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// {
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// for( int i = 0; i < depth; i++)
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// {
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// dstIt.rawData()[i] = tmpIt.oldRawData()[i];
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// }
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// }
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// ++tmpIt;
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// ++dstIt;
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// }
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// }
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// }
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// }
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setProgressDone();
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}
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KisFilterConfigWidget * KisSmallTilesFilter::createConfigurationWidget(TQWidget* parent, KisPaintDeviceSP /*dev*/)
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{
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vKisIntegerWidgetParam param;
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param.push_back( KisIntegerWidgetParam( 2, 5, 1, i18n("Number of tiles"), "smalltiles" ) );
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return new KisMultiIntegerFilterWidget(parent, id().id().ascii(), id().id().ascii(), param );
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}
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KisFilterConfiguration* KisSmallTilesFilter::configuration(TQWidget* nwidget)
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{
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KisMultiIntegerFilterWidget* widget = (KisMultiIntegerFilterWidget*) nwidget;
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if( widget == 0 )
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{
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return new KisSmallTilesFilterConfiguration( 2 );
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} else {
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return new KisSmallTilesFilterConfiguration( widget->valueAt( 0 ) );
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}
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}
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