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/* ============================================================
*
* This file is a part of digiKam project
* http://www.digikam.org
*
* Date : 2007-08-02
* Description : save JPEG 2000 image options.
*
* Copyright (C) 2007 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 <tqstring.h>
#include <tqlabel.h>
#include <tqcheckbox.h>
#include <tqlayout.h>
#include <tqwhatsthis.h>
// KDE includes.
#include <tdelocale.h>
#include <kdialog.h>
#include <knuminput.h>
// Local includes.
#include "jp2ksettings.h"
#include "jp2ksettings.moc"
namespace Digikam
{
class JP2KSettingsPriv
{
public:
JP2KSettingsPriv()
{
JPEG2000Grid = 0;
labelJPEG2000compression = 0;
JPEG2000compression = 0;
JPEG2000LossLess = 0;
}
TQGridLayout *JPEG2000Grid;
TQLabel *labelJPEG2000compression;
TQCheckBox *JPEG2000LossLess;
KIntNumInput *JPEG2000compression;
};
JP2KSettings::JP2KSettings(TQWidget *parent)
: TQWidget(parent, 0, TQt::WDestructiveClose)
{
d = new JP2KSettingsPriv;
d->JPEG2000Grid = new TQGridLayout(this, 1, 1, KDialog::spacingHint());
d->JPEG2000LossLess = new TQCheckBox(i18n("Lossless JPEG 2000 files"), this);
TQWhatsThis::add(d->JPEG2000LossLess, i18n("<p>Toggle lossless compression for JPEG 2000 images.<p>"
"If you enable this option, you will use a lossless method "
"to compress JPEG 2000 pictures.<p>"));
d->JPEG2000compression = new KIntNumInput(75, this);
d->JPEG2000compression->setRange(1, 100, 1, true );
d->labelJPEG2000compression = new TQLabel(i18n("JPEG 2000 quality:"), this);
TQWhatsThis::add( d->JPEG2000compression, i18n("<p>The quality value for JPEG 2000 images:<p>"
"<b>1</b>: low quality (high compression and small "
"file size)<p>"
"<b>50</b>: medium quality<p>"
"<b>75</b>: good quality (default)<p>"
"<b>100</b>: high quality (no compression and "
"large file size)<p>"
"<b>Note: JPEG 2000 is not a lossless image "
"compression format when you use this setting.</b>"));
d->JPEG2000Grid->addMultiCellWidget(d->JPEG2000LossLess, 0, 0, 0, 1);
d->JPEG2000Grid->addMultiCellWidget(d->labelJPEG2000compression, 1, 1, 0, 0);
d->JPEG2000Grid->addMultiCellWidget(d->JPEG2000compression, 1, 1, 1, 1);
d->JPEG2000Grid->setColStretch(1, 10);
connect(d->JPEG2000LossLess, TQ_SIGNAL(toggled(bool)),
this, TQ_SLOT(slotToggleJPEG2000LossLess(bool)));
connect(d->JPEG2000LossLess, TQ_SIGNAL(toggled(bool)),
this, TQ_SLOT(slotToggleJPEG2000LossLess(bool)));
}
JP2KSettings::~JP2KSettings()
{
delete d;
}
void JP2KSettings::setCompressionValue(int val)
{
d->JPEG2000compression->setValue(val);
}
int JP2KSettings::getCompressionValue()
{
return d->JPEG2000compression->value();
}
void JP2KSettings::setLossLessCompression(bool b)
{
d->JPEG2000LossLess->setChecked(b);
slotToggleJPEG2000LossLess(d->JPEG2000LossLess->isChecked());
}
bool JP2KSettings::getLossLessCompression()
{
return d->JPEG2000LossLess->isChecked();
}
void JP2KSettings::slotToggleJPEG2000LossLess(bool b)
{
d->JPEG2000compression->setEnabled(!b);
d->labelJPEG2000compression->setEnabled(!b);
}
} // namespace Digikam
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