1 files changed, 147 insertions, 0 deletions
diff --git a/digikam/imageplugins/coreplugin/imageeffect_blur.cpp b/digikam/imageplugins/coreplugin/imageeffect_blur.cpp
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+++ b/digikam/imageplugins/coreplugin/imageeffect_blur.cpp
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2004-07-09
+ * Description : a tool to blur an image
+ *
+ * Copyright (C) 2004-2007 by Gilles Caulier <caulier dot gilles at gmail dot com>
+ *
+ * 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, 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.
+ *
+ * ============================================================ */
+
+// Qt includes.
+
+#include <qlayout.h>
+#include <qlabel.h>
+#include <qwhatsthis.h>
+
+// KDE includes.
+
+#include <kaboutdata.h>
+#include <knuminput.h>
+#include <kconfig.h>
+#include <kcursor.h>
+#include <klocale.h>
+#include <kapplication.h>
+
+// Digikam includes.
+
+#include "ddebug.h"
+#include "imageiface.h"
+#include "dimggaussianblur.h"
+
+// Local includes.
+
+#include "imageeffect_blur.h"
+#include "imageeffect_blur.moc"
+
+namespace DigikamImagesPluginCore
+{
+
+ImageEffect_Blur::ImageEffect_Blur(QWidget* parent)
+        : Digikam::CtrlPanelDlg(parent, i18n("Apply Gaussian Blur on Photograph"),
+                                "gaussianblur", false, true, true)
+{
+    setHelp("blursharpentool.anchor", "digikam");
+
+    QWidget *gboxSettings = new QWidget(m_imagePreviewWidget);
+    QGridLayout* gridSettings = new QGridLayout( gboxSettings, 1, 1, 0, spacingHint());
+    QLabel *label = new QLabel(i18n("Smoothness:"), gboxSettings);
+
+    m_radiusInput = new KIntNumInput(gboxSettings);
+    m_radiusInput->setRange(0, 100, 1, true);
+    m_radiusInput->setValue(0);
+    QWhatsThis::add( m_radiusInput, i18n("<p>A smoothness of 0 has no effect, "
+                                         "1 and above determine the Gaussian blur matrix radius "
+                                         "that determines how much to blur the image."));
+
+    gridSettings->addMultiCellWidget(label, 0, 0, 0, 1);
+    gridSettings->addMultiCellWidget(m_radiusInput, 1, 1, 0, 1);
+
+    m_imagePreviewWidget->setUserAreaWidget(gboxSettings);
+}
+
+ImageEffect_Blur::~ImageEffect_Blur()
+{
+}
+
+void ImageEffect_Blur::readUserSettings()
+{
+    KConfig* config = kapp->config();
+    config->setGroup("gaussianblur Tool Dialog");
+    m_radiusInput->setValue(config->readNumEntry("RadiusAjustment", 0));
+}
+
+void ImageEffect_Blur::writeUserSettings()
+{
+    KConfig* config = kapp->config();
+    config->setGroup("gaussianblur Tool Dialog");
+    config->writeEntry("RadiusAjustment", m_radiusInput->value());
+    config->sync();
+}
+
+void ImageEffect_Blur::resetValues(void)
+{
+    m_radiusInput->blockSignals(true);
+    m_radiusInput->setValue(0);
+    m_radiusInput->blockSignals(false);
+}
+
+void ImageEffect_Blur::prepareEffect()
+{
+    m_radiusInput->setEnabled(false);
+
+    Digikam::DImg img = m_imagePreviewWidget->getOriginalRegionImage();
+
+    m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>
+                       (new Digikam::DImgGaussianBlur(&img, this, m_radiusInput->value()));
+}
+
+void ImageEffect_Blur::prepareFinal()
+{
+    m_radiusInput->setEnabled(false);
+
+    Digikam::ImageIface iface(0, 0);
+    uchar *data            = iface.getOriginalImage();
+    int w                  = iface.originalWidth();
+    int h                  = iface.originalHeight();
+    bool sixteenBit        = iface.originalSixteenBit();
+    bool hasAlpha          = iface.originalHasAlpha();
+    Digikam::DImg orgImage = Digikam::DImg(w, h, sixteenBit, hasAlpha ,data);
+    delete [] data;
+    m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>
+                       (new Digikam::DImgGaussianBlur(&orgImage, this, m_radiusInput->value()));
+}
+
+void ImageEffect_Blur::putPreviewData(void)
+{
+    Digikam::DImg imDest = m_threadedFilter->getTargetImage();
+    m_imagePreviewWidget->setPreviewImage(imDest);
+}
+
+void ImageEffect_Blur::putFinalData(void)
+{
+    Digikam::ImageIface iface(0, 0);
+    Digikam::DImg imDest = m_threadedFilter->getTargetImage();
+    iface.putOriginalImage(i18n("Gaussian Blur"), imDest.bits());
+}
+
+void ImageEffect_Blur::renderingFinished(void)
+{
+    m_radiusInput->setEnabled(true);
+}
+
+}  // NameSpace DigikamImagesPluginCore
+