Added developer-abandoned KDE3 version of Digikam

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/digikam@1075997 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 195 insertions, 0 deletions

diff --git a/digikam/imageplugins/filmgrain/imageeffect_filmgrain.cpp b/digikam/imageplugins/filmgrain/imageeffect_filmgrain.cpp
new file mode 100644
index 0000000..dd9d125
--- /dev/null
+++ b/digikam/imageplugins/filmgrain/imageeffect_filmgrain.cpp
@@ -0,0 +1,195 @@
+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2004-08-26
+ * Description : a digiKam image editor plugin for add film 
+ *               grain on an image.
+ * 
+ * Copyright (C) 2004-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
+ * Copyright (C) 2006-2008 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
+ * 
+ * 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 <qlabel.h>
+#include <qwhatsthis.h>
+#include <qlcdnumber.h>
+#include <qslider.h>
+#include <qlayout.h>
+#include <qimage.h>
+
+// KDE includes.
+
+#include <klocale.h>
+#include <kaboutdata.h>
+#include <kiconloader.h>
+#include <kapplication.h>
+#include <kstandarddirs.h>
+#include <kconfig.h>
+
+// Local includes.
+
+#include "version.h"
+#include "ddebug.h"
+#include "dimg.h"
+#include "imageiface.h"
+#include "imagewidget.h"
+#include "filmgrain.h"
+#include "imageeffect_filmgrain.h"
+#include "imageeffect_filmgrain.moc"
+
+namespace DigikamFilmGrainImagesPlugin
+{
+
+ImageEffect_FilmGrain::ImageEffect_FilmGrain(QWidget* parent)
+                     : Digikam::CtrlPanelDlg(parent, i18n("Add Film Grain to Photograph"), 
+                                             "filmgrain", false, false, true,
+                                             Digikam::ImagePannelWidget::SeparateViewAll)
+{
+    QString whatsThis;
+
+    KAboutData* about = new KAboutData("digikam",
+                                       I18N_NOOP("Film Grain"), 
+                                       digikam_version,
+                                       I18N_NOOP("A digiKam image plugin to apply a film grain "
+                                                 "effect to an image."),
+                                       KAboutData::License_GPL,
+                                       "(c) 2004-2005, Gilles Caulier\n"
+                                       "(c) 2006-2008, Gilles Caulier and Marcel Wiesweg",
+                                       0,
+                                       "http://www.digikam.org");
+
+    about->addAuthor("Gilles Caulier", I18N_NOOP("Author and maintainer"),
+                     "caulier dot gilles at gmail dot com");
+
+    about->addAuthor("Marcel Wiesweg", I18N_NOOP("Developer"),
+                     "marcel dot wiesweg at gmx dot de");
+
+    setAboutData(about);
+
+    // -------------------------------------------------------------
+
+    QWidget *gboxSettings = new QWidget(m_imagePreviewWidget);
+    QGridLayout* gridSettings = new QGridLayout( gboxSettings, 1, 1, 0, spacingHint());
+    QLabel *label1 = new QLabel(i18n("Sensitivity (ISO):"), gboxSettings);
+
+    m_sensibilitySlider = new QSlider(2, 30, 1, 12, Qt::Horizontal, gboxSettings);
+    m_sensibilitySlider->setTracking ( false );
+    m_sensibilitySlider->setTickInterval(1);
+    m_sensibilitySlider->setTickmarks(QSlider::Below);
+
+    m_sensibilityLCDValue = new QLCDNumber (4, gboxSettings);
+    m_sensibilityLCDValue->setSegmentStyle ( QLCDNumber::Flat );
+    m_sensibilityLCDValue->display( QString::number(2400) );
+    whatsThis = i18n("<p>Set here the film ISO-sensitivity to use for simulating the film graininess.");
+
+    QWhatsThis::add( m_sensibilityLCDValue, whatsThis);
+    QWhatsThis::add( m_sensibilitySlider, whatsThis);
+
+    gridSettings->addMultiCellWidget(label1, 0, 0, 0, 1);
+    gridSettings->addMultiCellWidget(m_sensibilitySlider, 1, 1, 0, 0);
+    gridSettings->addMultiCellWidget(m_sensibilityLCDValue, 1, 1, 1, 1);
+
+    m_imagePreviewWidget->setUserAreaWidget(gboxSettings);
+
+    // -------------------------------------------------------------
+
+    connect( m_sensibilitySlider, SIGNAL(valueChanged(int)),
+             this, SLOT(slotTimer()) ); 
+
+    // this connection is necessary to change the LCD display when
+    // the value is changed by single clicking on the slider
+    connect( m_sensibilitySlider, SIGNAL(valueChanged(int)),
+             this, SLOT(slotSliderMoved(int)) );
+
+    connect( m_sensibilitySlider, SIGNAL(sliderMoved(int)),
+             this, SLOT(slotSliderMoved(int)) ); 
+}
+
+ImageEffect_FilmGrain::~ImageEffect_FilmGrain()
+{
+}
+
+void ImageEffect_FilmGrain::renderingFinished()
+{
+    m_sensibilitySlider->setEnabled(true);
+}
+ 
+void ImageEffect_FilmGrain::readUserSettings()
+{
+    KConfig* config = kapp->config();
+    config->setGroup("filmgrain Tool Dialog");
+    m_sensibilitySlider->blockSignals(true);
+    m_sensibilitySlider->setValue(config->readNumEntry("SensitivityAjustment", 12));
+    m_sensibilitySlider->blockSignals(false);
+    slotSliderMoved(m_sensibilitySlider->value());
+}
+
+void ImageEffect_FilmGrain::writeUserSettings()
+{
+    KConfig* config = kapp->config();
+    config->setGroup("filmgrain Tool Dialog");
+    config->writeEntry("SensitivityAjustment", m_sensibilitySlider->value());
+    config->sync();
+}
+
+void ImageEffect_FilmGrain::resetValues()
+{
+    m_sensibilitySlider->blockSignals(true);
+    m_sensibilitySlider->setValue(12);
+    m_sensibilitySlider->blockSignals(false);
+} 
+
+void ImageEffect_FilmGrain::slotSliderMoved(int v)
+{
+    m_sensibilityLCDValue->display( QString::number(400+200*v) );
+}
+
+void ImageEffect_FilmGrain::prepareEffect()
+{
+    m_sensibilitySlider->setEnabled(false);
+
+    Digikam::DImg image = m_imagePreviewWidget->getOriginalRegionImage();
+    int s = 400 + 200 * m_sensibilitySlider->value();
+
+    m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(new FilmGrain(&image, this, s));
+}
+
+void ImageEffect_FilmGrain::prepareFinal()
+{
+    m_sensibilitySlider->setEnabled(false);
+
+    int s = 400 + 200 * m_sensibilitySlider->value();
+
+    Digikam::ImageIface iface(0, 0);
+
+    m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(new FilmGrain(iface.getOriginalImg(), this, s));
+}
+
+void ImageEffect_FilmGrain::putPreviewData(void)
+{
+    m_imagePreviewWidget->setPreviewImage(m_threadedFilter->getTargetImage());
+}
+
+void ImageEffect_FilmGrain::putFinalData(void)
+{
+    Digikam::ImageIface iface(0, 0);
+    iface.putOriginalImage(i18n("Film Grain"), m_threadedFilter->getTargetImage().bits());
+}
+
+}  // NameSpace DigikamFilmGrainImagesPlugin
+