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260 lines
8.8 KiB
260 lines
8.8 KiB
/* ============================================================
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*
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* This file is a part of digiKam project
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* http://www.digikam.org
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*
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* Date : 2004-09-30
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* Description : a plugin to add rain drop over an image
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*
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* Copyright (C) 2004-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
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* Copyright (C) 2006-2008 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* ============================================================ */
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// TQt includes.
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#include <tqlabel.h>
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#include <tqwhatsthis.h>
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#include <tqlayout.h>
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#include <tqframe.h>
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#include <tqimage.h>
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// KDE includes.
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#include <tdeconfig.h>
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#include <klocale.h>
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#include <kaboutdata.h>
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#include <kiconloader.h>
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#include <kapplication.h>
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#include <kstandarddirs.h>
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#include <knuminput.h>
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// Local includes.
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#include "version.h"
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#include "ddebug.h"
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#include "imageiface.h"
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#include "imagewidget.h"
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#include "raindrop.h"
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#include "imageeffect_raindrop.h"
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#include "imageeffect_raindrop.moc"
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namespace DigikamRainDropImagesPlugin
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{
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ImageEffect_RainDrop::ImageEffect_RainDrop(TQWidget* parent)
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: Digikam::ImageGuideDlg(parent, i18n("Add Raindrops to Photograph"),
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"raindrops", false, true, false,
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Digikam::ImageGuideWidget::HVGuideMode)
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{
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TQString whatsThis;
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TDEAboutData* about = new TDEAboutData("digikam",
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I18N_NOOP("Raindrops"),
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digikam_version,
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I18N_NOOP("A digiKam image plugin to add raindrops to an image."),
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TDEAboutData::License_GPL,
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"(c) 2004-2005, Gilles Caulier\n"
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"(c) 2006-2008, Gilles Caulier and Marcel Wiesweg",
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0,
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"http://www.digikam.org");
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about->addAuthor("Gilles Caulier", I18N_NOOP("Author and maintainer"),
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"caulier dot gilles at gmail dot com");
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about->addAuthor("Pieter Z. Voloshyn", I18N_NOOP("Raindrops algorithm"),
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"pieter dot voloshyn at gmail dot com");
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about->addAuthor("Marcel Wiesweg", I18N_NOOP("Developer"),
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"marcel dot wiesweg at gmx dot de");
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setAboutData(about);
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TQWhatsThis::add( m_imagePreviewWidget, i18n("<p>This is the preview of the Raindrop effect."
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"<p>Note: if you have previously selected an area in the editor, "
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"this will be unaffected by the filter. You can use this method to "
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"disable the Raindrops effect on a human face, for example.") );
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// -------------------------------------------------------------
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TQWidget *gboxSettings = new TQWidget(plainPage());
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TQGridLayout* gridSettings = new TQGridLayout( gboxSettings, 5, 2, spacingHint());
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TQLabel *label1 = new TQLabel(i18n("Drop size:"), gboxSettings);
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m_dropInput = new KIntNumInput(gboxSettings);
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m_dropInput->setRange(0, 200, 1, true);
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m_dropInput->setValue(80);
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TQWhatsThis::add( m_dropInput, i18n("<p>Set here the raindrops' size."));
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gridSettings->addMultiCellWidget(label1, 0, 0, 0, 2);
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gridSettings->addMultiCellWidget(m_dropInput, 1, 1, 0, 2);
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// -------------------------------------------------------------
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TQLabel *label2 = new TQLabel(i18n("Number:"), gboxSettings);
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m_amountInput = new KIntNumInput(gboxSettings);
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m_amountInput->setRange(1, 500, 1, true);
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m_amountInput->setValue(150);
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TQWhatsThis::add( m_amountInput, i18n("<p>This value controls the maximum number of raindrops."));
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gridSettings->addMultiCellWidget(label2, 2, 2, 0, 2);
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gridSettings->addMultiCellWidget(m_amountInput, 3, 3, 0, 2);
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// -------------------------------------------------------------
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TQLabel *label3 = new TQLabel(i18n("Fish eyes:"), gboxSettings);
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m_coeffInput = new KIntNumInput(gboxSettings);
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m_coeffInput->setRange(1, 100, 1, true);
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m_coeffInput->setValue(30);
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TQWhatsThis::add( m_coeffInput, i18n("<p>This value is the fish-eye-effect optical "
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"distortion coefficient."));
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gridSettings->addMultiCellWidget(label3, 4, 4, 0, 2);
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gridSettings->addMultiCellWidget(m_coeffInput, 5, 5, 0, 2);
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setUserAreaWidget(gboxSettings);
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// -------------------------------------------------------------
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connect(m_dropInput, TQT_SIGNAL(valueChanged(int)),
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this, TQT_SLOT(slotTimer()));
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connect(m_amountInput, TQT_SIGNAL(valueChanged(int)),
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this, TQT_SLOT(slotTimer()));
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connect(m_coeffInput, TQT_SIGNAL(valueChanged(int)),
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this, TQT_SLOT(slotTimer()));
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}
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ImageEffect_RainDrop::~ImageEffect_RainDrop()
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{
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}
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void ImageEffect_RainDrop::renderingFinished()
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{
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m_dropInput->setEnabled(true);
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m_amountInput->setEnabled(true);
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m_coeffInput->setEnabled(true);
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}
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void ImageEffect_RainDrop::readUserSettings(void)
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{
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TDEConfig *config = kapp->config();
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config->setGroup("raindrops Tool Dialog");
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m_dropInput->blockSignals(true);
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m_amountInput->blockSignals(true);
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m_coeffInput->blockSignals(true);
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m_dropInput->setValue(config->readNumEntry("DropAdjustment", 80));
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m_amountInput->setValue(config->readNumEntry("AmountAdjustment", 150));
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m_coeffInput->setValue(config->readNumEntry("CoeffAdjustment", 30));
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m_dropInput->blockSignals(false);
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m_amountInput->blockSignals(false);
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m_coeffInput->blockSignals(false);
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slotEffect();
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}
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void ImageEffect_RainDrop::writeUserSettings(void)
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{
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TDEConfig *config = kapp->config();
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config->setGroup("raindrops Tool Dialog");
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config->writeEntry("DropAdjustment", m_dropInput->value());
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config->writeEntry("AmountAdjustment", m_amountInput->value());
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config->writeEntry("CoeffAdjustment", m_coeffInput->value());
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config->sync();
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}
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void ImageEffect_RainDrop::resetValues()
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{
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m_dropInput->blockSignals(true);
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m_amountInput->blockSignals(true);
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m_coeffInput->blockSignals(true);
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m_dropInput->setValue(80);
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m_amountInput->setValue(150);
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m_coeffInput->setValue(30);
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m_dropInput->blockSignals(false);
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m_amountInput->blockSignals(false);
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m_coeffInput->blockSignals(false);
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}
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void ImageEffect_RainDrop::prepareEffect()
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{
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m_dropInput->setEnabled(false);
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m_amountInput->setEnabled(false);
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m_coeffInput->setEnabled(false);
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int d = m_dropInput->value();
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int a = m_amountInput->value();
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int c = m_coeffInput->value();
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Digikam::ImageIface* iface = m_imagePreviewWidget->imageIface();
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// Selected data from the image
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TQRect selection( iface->selectedXOrg(), iface->selectedYOrg(),
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iface->selectedWidth(), iface->selectedHeight() );
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m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(
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new RainDrop(iface->getOriginalImg(), this, d, a, c, &selection));
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}
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void ImageEffect_RainDrop::prepareFinal()
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{
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m_dropInput->setEnabled(false);
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m_amountInput->setEnabled(false);
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m_coeffInput->setEnabled(false);
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int d = m_dropInput->value();
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int a = m_amountInput->value();
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int c = m_coeffInput->value();
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Digikam::ImageIface iface(0, 0);
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// Selected data from the image
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TQRect selection( iface.selectedXOrg(), iface.selectedYOrg(),
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iface.selectedWidth(), iface.selectedHeight() );
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m_threadedFilter = dynamic_cast<Digikam::DImgThreadedFilter *>(
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new RainDrop(iface.getOriginalImg(), this, d, a, c, &selection));
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}
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void ImageEffect_RainDrop::putPreviewData(void)
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{
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Digikam::ImageIface* iface = m_imagePreviewWidget->imageIface();
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Digikam::DImg imDest = m_threadedFilter->getTargetImage()
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.smoothScale(iface->previewWidth(), iface->previewHeight());
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iface->putPreviewImage(imDest.bits());
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m_imagePreviewWidget->updatePreview();
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}
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void ImageEffect_RainDrop::putFinalData(void)
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{
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Digikam::ImageIface iface(0, 0);
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iface.putOriginalImage(i18n("RainDrop"),
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m_threadedFilter->getTargetImage().bits());
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}
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} // NameSpace DigikamRainDropImagesPlugin
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