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-rw-r--r--libkscan/gammadialog.cpp114
1 files changed, 114 insertions, 0 deletions
diff --git a/libkscan/gammadialog.cpp b/libkscan/gammadialog.cpp
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+/* This file is part of the KDE Project
+ Copyright (C) 2000 Klaas Freitag <freitag@suse.de>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+#include <qlabel.h>
+#include <qpushbutton.h>
+#include <qslider.h>
+#include <qlineedit.h>
+#include <qcombobox.h>
+
+#include <kscanslider.h>
+#include <klocale.h>
+#include <kdebug.h>
+
+#include "gammadialog.h"
+
+GammaDialog::GammaDialog( QWidget *parent ) :
+ KDialogBase( parent, "GammaDialog", true, i18n("Custom Gamma Tables"),
+ Ok|Cancel|Apply, Ok, true )
+{
+ gt = new KGammaTable();
+ QWidget *page = new QWidget( this );
+
+ Q_CHECK_PTR( page );
+ setMainWidget( page );
+
+ /* This connect is for recalculating the table every time a new
+ * Bright., Contrast or Gamma-Value is set */
+ connect( gt, SIGNAL(tableChanged()), gt, SLOT(getTable()));
+
+ gtDisp = new DispGamma( page );
+ gtDisp->setValueRef( gt->getArrayPtr() );
+ gtDisp->resize( 280, 280 );
+
+ connect( gt, SIGNAL(tableChanged()), gtDisp, SLOT( repaint()));
+
+ // setCaption( i18n( "Gamma Table" ));
+
+ // Layout-Boxes
+ QVBoxLayout *bigdad = new QVBoxLayout( page, 10 );
+ QHBoxLayout *lhMiddle = new QHBoxLayout( 5 );
+ QVBoxLayout *lvSliders = new QVBoxLayout( 10 );
+
+ QLabel *l_top = new QLabel( i18n( "<B>Edit the custom gamma table</B><BR>This gamma table is passed to the scanner hardware." ), page );
+ bigdad->addWidget( l_top, 1 );
+ bigdad->addLayout( lhMiddle, 6 );
+
+ lhMiddle->addLayout( lvSliders, 3);
+ lhMiddle->addWidget( gtDisp, 2 );
+
+ /* Slider Widgets for gamma, brightness, contrast */
+ wBright = new KScanSlider ( page, i18n("Brightness"), -50.0, 50.0 );
+ Q_CHECK_PTR(wBright);
+ wBright->slSetSlider( 0 );
+ connect( wBright, SIGNAL(valueChanged(int)), gt, SLOT(setBrightness(int)));
+
+ wContrast = new KScanSlider ( page, i18n("Contrast") , -50.0, 50.0 );
+ Q_CHECK_PTR(wContrast);
+ wContrast->slSetSlider( 0 );
+ connect( wContrast, SIGNAL(valueChanged(int)), gt, SLOT(setContrast(int)));
+
+ wGamma = new KScanSlider ( page, i18n("Gamma"), 30.0, 300.0 );
+ Q_CHECK_PTR(wGamma);
+ wGamma->slSetSlider(100);
+ connect( wGamma, SIGNAL(valueChanged(int)), gt, SLOT(setGamma(int)));
+
+ /* and add the Sliders */
+ lvSliders->addWidget( wBright, 1 );
+ lvSliders->addWidget( wContrast, 1 );
+ lvSliders->addWidget( wGamma, 1 );
+
+ // Finished and Activate !
+ bigdad->activate();
+ resize( 480, 300 );
+}
+
+
+void GammaDialog::setGt(KGammaTable& ngt)
+{
+ *gt = ngt;
+
+ if( wBright ) wBright->slSetSlider( gt->getBrightness() );
+ if( wContrast ) wContrast->slSetSlider( gt->getContrast() );
+ if( wGamma ) wGamma->slSetSlider( gt->getGamma() );
+
+}
+
+void GammaDialog::slotApply()
+{
+ /* and call a signal */
+ KGammaTable *myTable = getGt();
+ emit( gammaToApply( myTable ));
+}
+
+GammaDialog::~GammaDialog()
+{
+
+}
+#include "gammadialog.moc"