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148 lines
4.4 KiB
148 lines
4.4 KiB
/* ============================================================
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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) 2004-2007 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 <kaboutdata.h>
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#include <knuminput.h>
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#include <tdeconfig.h>
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#include <kcursor.h>
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#include <klocale.h>
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#include <kapplication.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 "dimggaussianblur.h"
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// Local includes.
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#include "imageeffect_blur.h"
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#include "imageeffect_blur.moc"
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namespace DigikamImagesPluginCore
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{
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ImageEffect_Blur::ImageEffect_Blur(TQWidget* parent)
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: Digikam::CtrlPanelDlg(parent, i18n("Apply Gaussian Blur on Photograph"),
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"gaussianblur", false, true, true)
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{
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setHelp("blursharpentool.anchor", "digikam");
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TQWidget *gboxSettings = new TQWidget(m_imagePreviewWidget);
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TQGridLayout* gridSettings = new TQGridLayout( gboxSettings, 1, 1, 0, spacingHint());
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TQLabel *label = new TQLabel(i18n("Smoothness:"), gboxSettings);
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m_radiusInput = new KIntNumInput(gboxSettings);
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m_radiusInput->setRange(0, 100, 1, true);
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m_radiusInput->setValue(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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gridSettings->addMultiCellWidget(label, 0, 0, 0, 1);
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gridSettings->addMultiCellWidget(m_radiusInput, 1, 1, 0, 1);
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m_imagePreviewWidget->setUserAreaWidget(gboxSettings);
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}
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ImageEffect_Blur::~ImageEffect_Blur()
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{
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}
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void ImageEffect_Blur::readUserSettings()
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{
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TDEConfig* config = kapp->config();
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config->setGroup("gaussianblur Tool Dialog");
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m_radiusInput->setValue(config->readNumEntry("RadiusAjustment", 0));
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}
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void ImageEffect_Blur::writeUserSettings()
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{
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TDEConfig* config = kapp->config();
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config->setGroup("gaussianblur Tool Dialog");
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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 ImageEffect_Blur::resetValues(void)
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{
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m_radiusInput->blockSignals(true);
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m_radiusInput->setValue(0);
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m_radiusInput->blockSignals(false);
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}
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void ImageEffect_Blur::prepareEffect()
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{
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m_radiusInput->setEnabled(false);
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Digikam::DImg img = m_imagePreviewWidget->getOriginalRegionImage();
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m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>
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(new Digikam::DImgGaussianBlur(&img, this, m_radiusInput->value()));
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}
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void ImageEffect_Blur::prepareFinal()
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{
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m_radiusInput->setEnabled(false);
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Digikam::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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Digikam::DImg orgImage = Digikam::DImg(w, h, sixteenBit, hasAlpha ,data);
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delete [] data;
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m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>
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(new Digikam::DImgGaussianBlur(&orgImage, this, m_radiusInput->value()));
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}
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void ImageEffect_Blur::putPreviewData(void)
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{
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Digikam::DImg imDest = m_threadedFilter->getTargetImage();
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m_imagePreviewWidget->setPreviewImage(imDest);
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}
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void ImageEffect_Blur::putFinalData(void)
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{
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Digikam::ImageIface iface(0, 0);
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Digikam::DImg imDest = m_threadedFilter->getTargetImage();
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iface.putOriginalImage(i18n("Gaussian Blur"), imDest.bits());
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}
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void ImageEffect_Blur::renderingFinished(void)
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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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