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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) 2004-2008 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.
*
* ============================================================ */
// TQt includes.
#include <tqlayout.h>
#include <tqlabel.h>
#include <tqwhatsthis.h>
// KDE includes.
#include <tdeaboutdata.h>
#include <kiconloader.h>
#include <tdeconfig.h>
#include <kcursor.h>
#include <tdelocale.h>
#include <tdeapplication.h>
// Digikam includes.
#include "ddebug.h"
#include "imageiface.h"
#include "imagepanelwidget.h"
#include "editortoolsettings.h"
#include "dimggaussianblur.h"
// LibKDcraw includes.
#include <libkdcraw/rnuminput.h>
// Local includes.
#include "blurtool.h"
#include "blurtool.moc"
using namespace KDcrawIface;
using namespace Digikam;
namespace DigikamImagesPluginCore
{
BlurTool::BlurTool(TQObject* parent)
: EditorToolThreaded(parent)
{
setName("gaussianblur");
setToolName(i18n("Blur"));
setToolIcon(SmallIcon("blurimage"));
setToolHelp("blursharpentool.anchor");
// ---------------------------------------------------------------------------------
m_gboxSettings = new EditorToolSettings(EditorToolSettings::Default|
EditorToolSettings::Ok|
EditorToolSettings::Cancel|
EditorToolSettings::Try,
EditorToolSettings::PanIcon);
TQGridLayout* grid = new TQGridLayout( m_gboxSettings->plainPage(), 2, 1);
TQLabel *label = new TQLabel(i18n("Smoothness:"), m_gboxSettings->plainPage());
m_radiusInput = new RIntNumInput(m_gboxSettings->plainPage());
m_radiusInput->setRange(0, 100, 1);
m_radiusInput->setDefaultValue(0);
TQWhatsThis::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."));
grid->addMultiCellWidget(label, 0, 0, 0, 1);
grid->addMultiCellWidget(m_radiusInput, 1, 1, 0, 1);
grid->setRowStretch(2, 10);
grid->setMargin(m_gboxSettings->spacingHint());
grid->setSpacing(m_gboxSettings->spacingHint());
setToolSettings(m_gboxSettings);
m_previewWidget = new ImagePanelWidget(470, 350, "gaussianblur Tool", m_gboxSettings->panIconView());
setToolView(m_previewWidget);
init();
}
BlurTool::~BlurTool()
{
}
void BlurTool::readSettings()
{
TDEConfig* config = kapp->config();
config->setGroup("gaussianblur Tool");
m_radiusInput->setValue(config->readNumEntry("RadiusAjustment", m_radiusInput->defaultValue()));
}
void BlurTool::writeSettings()
{
TDEConfig* config = kapp->config();
config->setGroup("gaussianblur Tool");
config->writeEntry("RadiusAjustment", m_radiusInput->value());
config->sync();
}
void BlurTool::slotResetSettings()
{
m_radiusInput->blockSignals(true);
m_radiusInput->slotReset();
m_radiusInput->blockSignals(false);
}
void BlurTool::prepareEffect()
{
m_radiusInput->setEnabled(false);
DImg img = m_previewWidget->getOriginalRegionImage();
setFilter(dynamic_cast<DImgThreadedFilter*>(new DImgGaussianBlur(&img, this, m_radiusInput->value())));
}
void BlurTool::prepareFinal()
{
m_radiusInput->setEnabled(false);
ImageIface iface(0, 0);
uchar *data = iface.getOriginalImage();
int w = iface.originalWidth();
int h = iface.originalHeight();
bool sixteenBit = iface.originalSixteenBit();
bool hasAlpha = iface.originalHasAlpha();
DImg orgImage = DImg(w, h, sixteenBit, hasAlpha ,data);
delete [] data;
setFilter(dynamic_cast<DImgThreadedFilter*>(new DImgGaussianBlur(&orgImage, this, m_radiusInput->value())));
}
void BlurTool::putPreviewData()
{
DImg imDest = filter()->getTargetImage();
m_previewWidget->setPreviewImage(imDest);
}
void BlurTool::putFinalData()
{
ImageIface iface(0, 0);
DImg imDest = filter()->getTargetImage();
iface.putOriginalImage(i18n("Gaussian Blur"), imDest.bits());
}
void BlurTool::renderingFinished()
{
m_radiusInput->setEnabled(true);
}
} // NameSpace DigikamImagesPluginCore
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