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/* ============================================================
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*
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* This file is a part of digiKam project
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* http://www.digikam.org
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*
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* Date : 2004-07-09
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* Description : a tool to blur an image
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*
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* Copyright (C) 2004-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option)
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* 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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* ============================================================ */
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// TQt includes.
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#include <tqlayout.h>
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#include <tqlabel.h>
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#include <tqwhatsthis.h>
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// KDE includes.
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#include <tdeaboutdata.h>
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#include <kiconloader.h>
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#include <tdeconfig.h>
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#include <kcursor.h>
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#include <tdelocale.h>
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#include <tdeapplication.h>
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// Digikam includes.
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#include "ddebug.h"
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#include "imageiface.h"
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#include "imagepanelwidget.h"
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#include "editortoolsettings.h"
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#include "dimggaussianblur.h"
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// LibKDcraw includes.
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#include <libkdcraw/rnuminput.h>
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// Local includes.
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#include "blurtool.h"
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#include "blurtool.moc"
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using namespace KDcrawIface;
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using namespace Digikam;
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namespace DigikamImagesPluginCore
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{
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BlurTool::BlurTool(TQObject* parent)
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: EditorToolThreaded(parent)
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{
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setName("gaussianblur");
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setToolName(i18n("Blur"));
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setToolIcon(SmallIcon("blurimage"));
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setToolHelp("blursharpentool.anchor");
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// ---------------------------------------------------------------------------------
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m_gboxSettings = new EditorToolSettings(EditorToolSettings::Default|
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EditorToolSettings::Ok|
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EditorToolSettings::Cancel|
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EditorToolSettings::Try,
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EditorToolSettings::PanIcon);
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TQGridLayout* grid = new TQGridLayout( m_gboxSettings->plainPage(), 2, 1);
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TQLabel *label = new TQLabel(i18n("Smoothness:"), m_gboxSettings->plainPage());
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m_radiusInput = new RIntNumInput(m_gboxSettings->plainPage());
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m_radiusInput->setRange(0, 100, 1);
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m_radiusInput->setDefaultValue(0);
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TQWhatsThis::add(m_radiusInput, i18n("<p>A smoothness of 0 has no effect, "
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"1 and above determine the Gaussian blur matrix radius "
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"that determines how much to blur the image."));
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grid->addMultiCellWidget(label, 0, 0, 0, 1);
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grid->addMultiCellWidget(m_radiusInput, 1, 1, 0, 1);
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grid->setRowStretch(2, 10);
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grid->setMargin(m_gboxSettings->spacingHint());
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grid->setSpacing(m_gboxSettings->spacingHint());
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setToolSettings(m_gboxSettings);
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m_previewWidget = new ImagePanelWidget(470, 350, "gaussianblur Tool", m_gboxSettings->panIconView());
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setToolView(m_previewWidget);
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init();
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}
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BlurTool::~BlurTool()
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{
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}
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void BlurTool::readSettings()
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{
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TDEConfig* config = kapp->config();
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config->setGroup("gaussianblur Tool");
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m_radiusInput->setValue(config->readNumEntry("RadiusAjustment", m_radiusInput->defaultValue()));
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}
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void BlurTool::writeSettings()
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{
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TDEConfig* config = kapp->config();
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config->setGroup("gaussianblur Tool");
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config->writeEntry("RadiusAjustment", m_radiusInput->value());
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config->sync();
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}
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void BlurTool::slotResetSettings()
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{
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m_radiusInput->blockSignals(true);
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m_radiusInput->slotReset();
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m_radiusInput->blockSignals(false);
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}
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void BlurTool::prepareEffect()
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{
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m_radiusInput->setEnabled(false);
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DImg img = m_previewWidget->getOriginalRegionImage();
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setFilter(dynamic_cast<DImgThreadedFilter*>(new DImgGaussianBlur(&img, this, m_radiusInput->value())));
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}
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void BlurTool::prepareFinal()
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{
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m_radiusInput->setEnabled(false);
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ImageIface iface(0, 0);
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uchar *data = iface.getOriginalImage();
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int w = iface.originalWidth();
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int h = iface.originalHeight();
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bool sixteenBit = iface.originalSixteenBit();
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bool hasAlpha = iface.originalHasAlpha();
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DImg orgImage = DImg(w, h, sixteenBit, hasAlpha ,data);
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delete [] data;
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setFilter(dynamic_cast<DImgThreadedFilter*>(new DImgGaussianBlur(&orgImage, this, m_radiusInput->value())));
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}
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void BlurTool::putPreviewData()
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{
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DImg imDest = filter()->getTargetImage();
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m_previewWidget->setPreviewImage(imDest);
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}
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void BlurTool::putFinalData()
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{
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ImageIface iface(0, 0);
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DImg imDest = filter()->getTargetImage();
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iface.putOriginalImage(i18n("Gaussian Blur"), imDest.bits());
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}
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void BlurTool::renderingFinished()
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{
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m_radiusInput->setEnabled(true);
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}
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} // NameSpace DigikamImagesPluginCore
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