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/* ============================================================
*
* This file is a part of digiKam project
* http://www.digikam.org
*
* Date : 2005-02-09
* Description : a plugin to apply Blur FX to images
*
* Copyright 2005-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
* Copyright 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 <tqlayout.h>
#include <tqslider.h>
#include <tqimage.h>
#include <tqcombobox.h>
#include <tqdatetime.h>
// KDE includes.
#include <tdeconfig.h>
#include <tdelocale.h>
#include <tdeaboutdata.h>
#include <tdeapplication.h>
#include <knuminput.h>
// Local includes.
#include "version.h"
#include "ddebug.h"
#include "imageiface.h"
#include "imagewidget.h"
#include "blurfx.h"
#include "imageeffect_blurfx.h"
#include "imageeffect_blurfx.moc"
namespace DigikamBlurFXImagesPlugin
{
ImageEffect_BlurFX::ImageEffect_BlurFX(TQWidget* parent)
: Digikam::CtrlPanelDlg(parent, i18n("Apply Blurring Special Effect to Photograph"),
"blurfx", false, false, true,
Digikam::ImagePannelWidget::SeparateViewAll)
{
TQString whatsThis;
TDEAboutData* about = new TDEAboutData("digikam",
I18N_NOOP("Blur Effects"),
digikam_version,
I18N_NOOP("A digiKam image plugin to apply blurring special effect "
"to an image."),
TDEAboutData::License_GPL,
"(c) 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("Pieter Z. Voloshyn", I18N_NOOP("Blurring algorithms"),
"pieter dot voloshyn 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, 5, 1, 0, spacingHint());
m_effectTypeLabel = new TQLabel(i18n("Type:"), gboxSettings);
m_effectType = new TQComboBox( false, gboxSettings );
m_effectType->insertItem( i18n("Zoom Blur") );
m_effectType->insertItem( i18n("Radial Blur") );
m_effectType->insertItem( i18n("Far Blur") );
m_effectType->insertItem( i18n("Motion Blur") );
m_effectType->insertItem( i18n("Softener Blur") );
m_effectType->insertItem( i18n("Skake Blur") );
m_effectType->insertItem( i18n("Focus Blur") );
m_effectType->insertItem( i18n("Smart Blur") );
m_effectType->insertItem( i18n("Frost Glass") );
m_effectType->insertItem( i18n("Mosaic") );
TQWhatsThis::add( m_effectType, i18n("<p>Select the blurring effect to apply to the image.<p>"
"<b>Zoom Blur</b>: blurs the image along radial lines starting from "
"a specified center point. This simulates the blur of a zooming camera.<p>"
"<b>Radial Blur</b>: blurs the image by rotating the pixels around "
"the specified center point. This simulates the blur of a rotating camera.<p>"
"<b>Far Blur</b>: blurs the image by using far pixels. This simulates the blur "
"of an unfocalized camera lens.<p>"
"<b>Motion Blur</b>: blurs the image by moving the pixels horizontally. "
"This simulates the blur of a linear moving camera.<p>"
"<b>Softener Blur</b>: blurs the image softly in dark tones and hardly in light "
"tones. This gives images a dreamy and glossy soft focus effect. It's ideal "
"for creating romantic portraits, glamour photographs, or giving images a warm "
"and subtle glow.<p>"
"<b>Skake Blur</b>: blurs the image by skaking randomly the pixels. "
"This simulates the blur of a random moving camera.<p>"
"<b>Focus Blur</b>: blurs the image corners to reproduce the astigmatism distortion "
"of a lens.<p>"
"<b>Smart Blur</b>: finds the edges of color in your image and blurs them without "
"muddying the rest of the image.<p>"
"<b>Frost Glass</b>: blurs the image by randomly disperse light coming through "
"a frosted glass.<p>"
"<b>Mosaic</b>: divides the photograph into rectangular cells and then "
"recreates it by filling those cells with average pixel value."));
gridSettings->addMultiCellWidget(m_effectTypeLabel, 0, 0, 0, 1);
gridSettings->addMultiCellWidget(m_effectType, 1, 1, 0, 1);
m_distanceLabel = new TQLabel(i18n("Distance:"), gboxSettings);
m_distanceInput = new KIntNumInput(gboxSettings);
m_distanceInput->setRange(0, 100, 1, true);
TQWhatsThis::add( m_distanceInput, i18n("<p>Set here the blur distance in pixels."));
gridSettings->addMultiCellWidget(m_distanceLabel, 2, 2, 0, 1);
gridSettings->addMultiCellWidget(m_distanceInput, 3, 3, 0, 1);
m_levelLabel = new TQLabel(i18n("Level:"), gboxSettings);
m_levelInput = new KIntNumInput(gboxSettings);
m_levelInput->setRange(0, 360, 1, true);
TQWhatsThis::add( m_levelInput, i18n("<p>This value controls the level to use with the current effect."));
gridSettings->addMultiCellWidget(m_levelLabel, 4, 4, 0, 1);
gridSettings->addMultiCellWidget(m_levelInput, 5, 5, 0, 1);
m_imagePreviewWidget->setUserAreaWidget(gboxSettings);
// -------------------------------------------------------------
connect(m_effectType, TQT_SIGNAL(activated(int)),
this, TQT_SLOT(slotEffectTypeChanged(int)));
connect(m_distanceInput, TQT_SIGNAL(valueChanged(int)),
this, TQT_SLOT(slotTimer()));
connect(m_levelInput, TQT_SIGNAL(valueChanged(int)),
this, TQT_SLOT(slotTimer()));
}
ImageEffect_BlurFX::~ImageEffect_BlurFX()
{
}
void ImageEffect_BlurFX::renderingFinished(void)
{
m_effectTypeLabel->setEnabled(true);
m_effectType->setEnabled(true);
m_distanceInput->setEnabled(true);
m_distanceLabel->setEnabled(true);
switch (m_effectType->currentItem())
{
case BlurFX::ZoomBlur:
case BlurFX::RadialBlur:
case BlurFX::FarBlur:
case BlurFX::ShakeBlur:
case BlurFX::FrostGlass:
case BlurFX::Mosaic:
break;
case BlurFX::MotionBlur:
case BlurFX::FocusBlur:
case BlurFX::SmartBlur:
m_levelInput->setEnabled(true);
m_levelLabel->setEnabled(true);
break;
case BlurFX::SoftenerBlur:
m_distanceInput->setEnabled(false);
m_distanceLabel->setEnabled(false);
break;
}
}
void ImageEffect_BlurFX::readUserSettings()
{
TDEConfig* config = kapp->config();
config->setGroup("blurfx Tool Dialog");
m_effectType->blockSignals(true);
m_distanceInput->blockSignals(true);
m_levelInput->blockSignals(true);
m_effectType->setCurrentItem(config->readNumEntry("EffectType", BlurFX::ZoomBlur));
m_distanceInput->setValue(config->readNumEntry("DistanceAjustment", 3));
m_levelInput->setValue(config->readNumEntry("LevelAjustment", 128));
m_effectType->blockSignals(false);
m_distanceInput->blockSignals(false);
m_levelInput->blockSignals(false);
}
void ImageEffect_BlurFX::writeUserSettings()
{
TDEConfig* config = kapp->config();
config->setGroup("blurfx Tool Dialog");
config->writeEntry("EffectType", m_effectType->currentItem());
config->writeEntry("DistanceAjustment", m_distanceInput->value());
config->writeEntry("LevelAjustment", m_levelInput->value());
config->sync();
}
void ImageEffect_BlurFX::resetValues()
{
m_effectType->setCurrentItem(BlurFX::ZoomBlur);
slotEffectTypeChanged(BlurFX::ZoomBlur);
}
void ImageEffect_BlurFX::slotEffectTypeChanged(int type)
{
m_distanceInput->setEnabled(true);
m_distanceLabel->setEnabled(true);
m_distanceInput->blockSignals(true);
m_levelInput->blockSignals(true);
m_distanceInput->setRange(0, 200, 1, true);
m_distanceInput->setValue(100);
m_levelInput->setRange(0, 360, 1, true);
m_levelInput->setValue(45);
m_levelInput->setEnabled(false);
m_levelLabel->setEnabled(false);
switch (type)
{
case BlurFX::ZoomBlur:
break;
case BlurFX::RadialBlur:
case BlurFX::FrostGlass:
m_distanceInput->setRange(0, 10, 1, true);
m_distanceInput->setValue(3);
break;
case BlurFX::FarBlur:
m_distanceInput->setRange(0, 20, 1, true);
m_distanceInput->setMaxValue(20);
m_distanceInput->setValue(10);
break;
case BlurFX::MotionBlur:
case BlurFX::FocusBlur:
m_distanceInput->setRange(0, 100, 1, true);
m_distanceInput->setValue(20);
m_levelInput->setEnabled(true);
m_levelLabel->setEnabled(true);
break;
case BlurFX::SoftenerBlur:
m_distanceInput->setEnabled(false);
m_distanceLabel->setEnabled(false);
break;
case BlurFX::ShakeBlur:
m_distanceInput->setRange(0, 100, 1, true);
m_distanceInput->setValue(20);
break;
case BlurFX::SmartBlur:
m_distanceInput->setRange(0, 20, 1, true);
m_distanceInput->setValue(3);
m_levelInput->setEnabled(true);
m_levelLabel->setEnabled(true);
m_levelInput->setRange(0, 255, 1, true);
m_levelInput->setValue(128);
break;
case BlurFX::Mosaic:
m_distanceInput->setRange(0, 50, 1, true);
m_distanceInput->setValue(3);
break;
}
m_distanceInput->blockSignals(false);
m_levelInput->blockSignals(false);
slotEffect();
}
void ImageEffect_BlurFX::prepareEffect()
{
m_effectTypeLabel->setEnabled(false);
m_effectType->setEnabled(false);
m_distanceInput->setEnabled(false);
m_distanceLabel->setEnabled(false);
m_levelInput->setEnabled(false);
m_levelLabel->setEnabled(false);
Digikam::DImg image;
switch (m_effectType->currentItem())
{
case BlurFX::ZoomBlur:
case BlurFX::RadialBlur:
case BlurFX::FocusBlur:
{
Digikam::ImageIface iface(0, 0);
image = *iface.getOriginalImg();
break;
}
case BlurFX::FarBlur:
case BlurFX::MotionBlur:
case BlurFX::SoftenerBlur:
case BlurFX::ShakeBlur:
case BlurFX::SmartBlur:
case BlurFX::FrostGlass:
case BlurFX::Mosaic:
image = m_imagePreviewWidget->getOriginalRegionImage();
break;
}
int t = m_effectType->currentItem();
int d = m_distanceInput->value();
int l = m_levelInput->value();
m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(new BlurFX(&image, this, t, d, l));
}
void ImageEffect_BlurFX::prepareFinal()
{
m_effectTypeLabel->setEnabled(false);
m_effectType->setEnabled(false);
m_distanceInput->setEnabled(false);
m_distanceLabel->setEnabled(false);
m_levelInput->setEnabled(false);
m_levelLabel->setEnabled(false);
int t = m_effectType->currentItem();
int d = m_distanceInput->value();
int l = m_levelInput->value();
Digikam::ImageIface iface(0, 0);
m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(new BlurFX(iface.getOriginalImg(), this, t, d, l));
}
void ImageEffect_BlurFX::putPreviewData(void)
{
switch (m_effectType->currentItem())
{
case BlurFX::ZoomBlur:
case BlurFX::RadialBlur:
case BlurFX::FocusBlur:
{
TQRect pRect = m_imagePreviewWidget->getOriginalImageRegionToRender();
Digikam::DImg destImg = m_threadedFilter->getTargetImage().copy(pRect);
m_imagePreviewWidget->setPreviewImage(destImg);
break;
}
case BlurFX::FarBlur:
case BlurFX::MotionBlur:
case BlurFX::SoftenerBlur:
case BlurFX::ShakeBlur:
case BlurFX::SmartBlur:
case BlurFX::FrostGlass:
case BlurFX::Mosaic:
m_imagePreviewWidget->setPreviewImage(m_threadedFilter->getTargetImage());
break;
}
}
void ImageEffect_BlurFX::putFinalData(void)
{
Digikam::ImageIface iface(0, 0);
iface.putOriginalImage(i18n("Blur Effects"),
m_threadedFilter->getTargetImage().bits());
}
} // NameSpace DigikamBlurFXImagesPlugin
|
