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140 lines
4.3 KiB
140 lines
4.3 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 : 2007-08-02
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* Description : save JPEG 2000 image options.
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*
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* Copyright (C) 2007 by Gilles Caulier <caulier dot gilles at gmail dot com>
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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 <tqstring.h>
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#include <tqlabel.h>
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#include <tqcheckbox.h>
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#include <tqlayout.h>
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#include <tqwhatsthis.h>
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// KDE includes.
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#include <tdelocale.h>
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#include <kdialog.h>
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#include <knuminput.h>
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// Local includes.
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#include "jp2ksettings.h"
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#include "jp2ksettings.moc"
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namespace Digikam
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{
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class JP2KSettingsPriv
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{
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public:
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JP2KSettingsPriv()
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{
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JPEG2000Grid = 0;
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labelJPEG2000compression = 0;
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JPEG2000compression = 0;
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JPEG2000LossLess = 0;
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}
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TQGridLayout *JPEG2000Grid;
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TQLabel *labelJPEG2000compression;
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TQCheckBox *JPEG2000LossLess;
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KIntNumInput *JPEG2000compression;
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};
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JP2KSettings::JP2KSettings(TQWidget *parent)
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: TQWidget(parent, 0, TQt::WDestructiveClose)
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{
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d = new JP2KSettingsPriv;
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d->JPEG2000Grid = new TQGridLayout(this, 1, 1, KDialog::spacingHint());
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d->JPEG2000LossLess = new TQCheckBox(i18n("Lossless JPEG 2000 files"), this);
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TQWhatsThis::add(d->JPEG2000LossLess, i18n("<p>Toggle lossless compression for JPEG 2000 images.<p>"
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"If you enable this option, you will use a lossless method "
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"to compress JPEG 2000 pictures.<p>"));
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d->JPEG2000compression = new KIntNumInput(75, this);
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d->JPEG2000compression->setRange(1, 100, 1, true );
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d->labelJPEG2000compression = new TQLabel(i18n("JPEG 2000 quality:"), this);
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TQWhatsThis::add( d->JPEG2000compression, i18n("<p>The quality value for JPEG 2000 images:<p>"
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"<b>1</b>: low quality (high compression and small "
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"file size)<p>"
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"<b>50</b>: medium quality<p>"
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"<b>75</b>: good quality (default)<p>"
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"<b>100</b>: high quality (no compression and "
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"large file size)<p>"
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"<b>Note: JPEG 2000 is not a lossless image "
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"compression format when you use this setting.</b>"));
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d->JPEG2000Grid->addMultiCellWidget(d->JPEG2000LossLess, 0, 0, 0, 1);
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d->JPEG2000Grid->addMultiCellWidget(d->labelJPEG2000compression, 1, 1, 0, 0);
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d->JPEG2000Grid->addMultiCellWidget(d->JPEG2000compression, 1, 1, 1, 1);
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d->JPEG2000Grid->setColStretch(1, 10);
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connect(d->JPEG2000LossLess, TQT_SIGNAL(toggled(bool)),
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this, TQT_SLOT(slotToggleJPEG2000LossLess(bool)));
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connect(d->JPEG2000LossLess, TQT_SIGNAL(toggled(bool)),
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this, TQT_SLOT(slotToggleJPEG2000LossLess(bool)));
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}
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JP2KSettings::~JP2KSettings()
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{
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delete d;
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}
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void JP2KSettings::setCompressionValue(int val)
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{
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d->JPEG2000compression->setValue(val);
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}
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int JP2KSettings::getCompressionValue()
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{
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return d->JPEG2000compression->value();
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}
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void JP2KSettings::setLossLessCompression(bool b)
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{
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d->JPEG2000LossLess->setChecked(b);
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slotToggleJPEG2000LossLess(d->JPEG2000LossLess->isChecked());
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}
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bool JP2KSettings::getLossLessCompression()
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{
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return d->JPEG2000LossLess->isChecked();
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}
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void JP2KSettings::slotToggleJPEG2000LossLess(bool b)
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{
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d->JPEG2000compression->setEnabled(!b);
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d->labelJPEG2000compression->setEnabled(!b);
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}
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} // namespace Digikam
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