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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 to
* simulate charcoal drawing.
*
* 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 <tqlabel.h>
#include <tqwhatsthis.h>
#include <tqlayout.h>
// KDE includes.
#include <tdeconfig.h>
#include <tdelocale.h>
#include <tdeaboutdata.h>
#include <kiconloader.h>
#include <tdeapplication.h>
#include <kstandarddirs.h>
// LibKDcraw includes.
#include <libkdcraw/rnuminput.h>
// Local includes.
#include "daboutdata.h"
#include "ddebug.h"
#include "dimg.h"
#include "imageiface.h"
#include "imagepanelwidget.h"
#include "editortoolsettings.h"
#include "charcoal.h"
#include "charcoaltool.h"
#include "charcoaltool.moc"
using namespace KDcrawIface;
using namespace Digikam;
namespace DigikamCharcoalImagesPlugin
{
CharcoalTool::CharcoalTool(TQObject* parent)
: EditorToolThreaded(parent)
{
setName("charcoal");
setToolName(i18n("Charcoal"));
setToolIcon(SmallIcon("charcoaltool"));
// -------------------------------------------------------------
m_gboxSettings = new EditorToolSettings(EditorToolSettings::Default|
EditorToolSettings::Ok|
EditorToolSettings::Cancel|
EditorToolSettings::Try,
EditorToolSettings::PanIcon);
TQGridLayout* grid = new TQGridLayout( m_gboxSettings->plainPage(), 4, 1);
TQLabel *label1 = new TQLabel(i18n("Pencil size:"), m_gboxSettings->plainPage());
m_pencilInput = new RIntNumInput(m_gboxSettings->plainPage());
m_pencilInput->setRange(1, 100, 1);
m_pencilInput->setDefaultValue(5);
TQWhatsThis::add( m_pencilInput, i18n("<p>Set here the charcoal pencil size used to simulate the drawing."));
// -------------------------------------------------------------
TQLabel *label2 = new TQLabel(i18n("Smooth:"), m_gboxSettings->plainPage());
m_smoothInput = new RIntNumInput(m_gboxSettings->plainPage());
m_smoothInput->setRange(1, 100, 1);
m_smoothInput->setDefaultValue(10);
TQWhatsThis::add( m_smoothInput, i18n("<p>This value controls the smoothing effect of the pencil "
"under the canvas."));
grid->addMultiCellWidget(label1, 0, 0, 0, 1);
grid->addMultiCellWidget(m_pencilInput, 1, 1, 0, 1);
grid->addMultiCellWidget(label2, 2, 2, 0, 1);
grid->addMultiCellWidget(m_smoothInput, 3, 3, 0, 1);
grid->setRowStretch(4, 10);
grid->setMargin(m_gboxSettings->spacingHint());
grid->setSpacing(m_gboxSettings->spacingHint());
setToolSettings(m_gboxSettings);
// -------------------------------------------------------------
m_previewWidget = new ImagePanelWidget(470, 350, "charcoal Tool", m_gboxSettings->panIconView());
setToolView(m_previewWidget);
init();
// -------------------------------------------------------------
connect(m_pencilInput, TQ_SIGNAL(valueChanged(int)),
this, TQ_SLOT(slotTimer()));
connect(m_smoothInput, TQ_SIGNAL(valueChanged(int)),
this, TQ_SLOT(slotTimer()));
}
CharcoalTool::~CharcoalTool()
{
}
void CharcoalTool::renderingFinished()
{
m_pencilInput->setEnabled(true);
m_smoothInput->setEnabled(true);
}
void CharcoalTool::readSettings()
{
TDEConfig* config = kapp->config();
config->setGroup("charcoal Tool");
m_pencilInput->blockSignals(true);
m_smoothInput->blockSignals(true);
m_pencilInput->setValue(config->readNumEntry("PencilAjustment", m_pencilInput->defaultValue()));
m_smoothInput->setValue(config->readNumEntry("SmoothAjustment", m_smoothInput->defaultValue()));
m_pencilInput->blockSignals(false);
m_smoothInput->blockSignals(false);
}
void CharcoalTool::writeSettings()
{
TDEConfig* config = kapp->config();
config->setGroup("charcoal Tool");
config->writeEntry("PencilAjustment", m_pencilInput->value());
config->writeEntry("SmoothAjustment", m_smoothInput->value());
m_previewWidget->writeSettings();
config->sync();
}
void CharcoalTool::slotResetSettings()
{
m_pencilInput->blockSignals(true);
m_smoothInput->blockSignals(true);
m_pencilInput->slotReset();
m_smoothInput->slotReset();
m_pencilInput->blockSignals(false);
m_smoothInput->blockSignals(false);
}
void CharcoalTool::prepareEffect()
{
m_pencilInput->setEnabled(false);
m_smoothInput->setEnabled(false);
double pencil = (double)m_pencilInput->value()/10.0;
double smooth = (double)m_smoothInput->value();
DImg image = m_previewWidget->getOriginalRegionImage();
setFilter(dynamic_cast<DImgThreadedFilter*>(new Charcoal(&image, this, pencil, smooth)));
}
void CharcoalTool::prepareFinal()
{
m_pencilInput->setEnabled(false);
m_smoothInput->setEnabled(false);
double pencil = (double)m_pencilInput->value()/10.0;
double smooth = (double)m_smoothInput->value();
ImageIface iface(0, 0);
setFilter(dynamic_cast<DImgThreadedFilter*>(new Charcoal(iface.getOriginalImg(), this, pencil, smooth)));
}
void CharcoalTool::putPreviewData()
{
m_previewWidget->setPreviewImage(filter()->getTargetImage());
}
void CharcoalTool::putFinalData()
{
ImageIface iface(0, 0);
iface.putOriginalImage(i18n("Charcoal"), filter()->getTargetImage().bits());
}
} // NameSpace DigikamCharcoalImagesPlugin
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