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/* ============================================================
*
* 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.
*
* ============================================================ */
// TQt includes.
#include <tqlabel.h>
#include <tqwhatsthis.h>
#include <tqlcdnumber.h>
#include <tqslider.h>
#include <tqlayout.h>
#include <tqimage.h>
// KDE includes.
#include <tdelocale.h>
#include <tdeaboutdata.h>
#include <kiconloader.h>
#include <tdeapplication.h>
#include <kstandarddirs.h>
#include <tdeconfig.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(TQWidget* parent)
: Digikam::CtrlPanelDlg(parent, i18n("Add Film Grain to Photograph"),
"filmgrain", false, false, true,
Digikam::ImagePannelWidget::SeparateViewAll)
{
TQString whatsThis;
TDEAboutData* about = new TDEAboutData("digikam",
I18N_NOOP("Film Grain"),
digikam_version,
I18N_NOOP("A digiKam image plugin to apply a film grain "
"effect to an image."),
TDEAboutData::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);
// -------------------------------------------------------------
TQWidget *gboxSettings = new TQWidget(m_imagePreviewWidget);
TQGridLayout* gridSettings = new TQGridLayout( gboxSettings, 1, 1, 0, spacingHint());
TQLabel *label1 = new TQLabel(i18n("Sensitivity (ISO):"), gboxSettings);
m_sensibilitySlider = new TQSlider(2, 30, 1, 12, TQt::Horizontal, gboxSettings);
m_sensibilitySlider->setTracking ( false );
m_sensibilitySlider->setTickInterval(1);
m_sensibilitySlider->setTickmarks(TQSlider::Below);
m_sensibilityLCDValue = new TQLCDNumber (4, gboxSettings);
m_sensibilityLCDValue->setSegmentStyle ( TQLCDNumber::Flat );
m_sensibilityLCDValue->display( TQString::number(2400) );
whatsThis = i18n("<p>Set here the film ISO-sensitivity to use for simulating the film graininess.");
TQWhatsThis::add( m_sensibilityLCDValue, whatsThis);
TQWhatsThis::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, TQ_SIGNAL(valueChanged(int)),
this, TQ_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, TQ_SIGNAL(valueChanged(int)),
this, TQ_SLOT(slotSliderMoved(int)) );
connect( m_sensibilitySlider, TQ_SIGNAL(sliderMoved(int)),
this, TQ_SLOT(slotSliderMoved(int)) );
}
ImageEffect_FilmGrain::~ImageEffect_FilmGrain()
{
}
void ImageEffect_FilmGrain::renderingFinished()
{
m_sensibilitySlider->setEnabled(true);
}
void ImageEffect_FilmGrain::readUserSettings()
{
TDEConfig* 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()
{
TDEConfig* 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( TQString::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
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