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/* This file is part of the KDE project
Copyright (C) 1998-2002 Carsten Pfeiffer <pfeiffer@kde.org>
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, version 2.
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.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <tqcheckbox.h>
#include <tqgroupbox.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqvgroupbox.h>
#include <kcombobox.h>
#include <kdialog.h>
#include <tdelocale.h>
#include <knuminput.h>
#include <kstandarddirs.h>
#include "imlibwidget.h"
#include "defaultswidget.h"
DefaultsWidget::DefaultsWidget( TQWidget *parent, const char *name)
: TQWidget( parent, name )
{
imFiltered = 0L;
cbEnableMods = new TQCheckBox( i18n("Apply default image modifications"), this );
connect( cbEnableMods, TQ_SIGNAL( toggled(bool) ), TQ_SLOT( enableWidgets(bool) ));
// create all the widgets
gbScale = new TQGroupBox( i18n("Scaling"), this );
gbScale->setColumnLayout( 0, TQt::Horizontal );
cbDownScale = new TQCheckBox( i18n("Shrink image to screen size, if larger"),
gbScale, "shrinktoscreen" );
cbUpScale = new TQCheckBox( i18n("Scale image to screen size, if smaller, up to factor:"), gbScale, "upscale checkbox" );
sbMaxUpScaleFactor = new KIntNumInput( gbScale, "upscale factor" );
sbMaxUpScaleFactor->setRange( 1, 100, 1, false );
connect(cbUpScale, TQ_SIGNAL( toggled(bool)), sbMaxUpScaleFactor,
TQ_SLOT( setEnabled(bool) ));
// --
gbGeometry = new TQGroupBox( i18n("Geometry"), this );
gbGeometry->setColumnLayout( 0, TQt::Horizontal );
cbFlipVertically = new TQCheckBox( i18n("Flip vertically"), gbGeometry );
cbFlipHorizontally = new TQCheckBox( i18n("Flip horizontally"), gbGeometry );
lbRotate = new TQLabel( i18n("Rotate image:"), gbGeometry );
comboRotate = new KComboBox( gbGeometry, "rotate combobox" );
comboRotate->insertItem( i18n("0 Degrees") );
comboRotate->insertItem( i18n("90 Degrees") );
comboRotate->insertItem( i18n("180 Degrees") );
comboRotate->insertItem( i18n("270 Degrees") );
// --
gbAdjust = new TQVGroupBox( i18n("Adjustments"), this );
sbBrightness = new KIntNumInput( gbAdjust, "brightness spinbox" );
sbBrightness->setRange( -256, 256, 1, true );
sbBrightness->setLabel( i18n("Brightness:"), AlignVCenter );
sbContrast = new KIntNumInput( sbBrightness, 0,gbAdjust, 10,
"contrast spinbox");
sbContrast->setRange( -256, 256, 1, true );
sbContrast->setLabel( i18n("Contrast:"), AlignVCenter );
sbGamma = new KIntNumInput( sbContrast, 0, gbAdjust, 10, "gamma spinbox" );
sbGamma->setRange( -256, 256, 1, true );
sbGamma->setLabel( i18n("Gamma:"), AlignVCenter );
// --
gbPreview = new TQGroupBox( i18n("Preview"), this );
gbPreview->setAlignment( AlignCenter );
lbImOrig = new TQLabel( i18n("Original"), gbPreview );
imOrig = new ImlibWidget( 0L, gbPreview, "original image" );
lbImFiltered = new TQLabel( i18n("Modified"), gbPreview );
imFiltered = new ImlibWidget( 0L, imOrig->getImlibData(), gbPreview, "" );
connect( imFiltered, TQ_SIGNAL( destroyed() ), TQ_SLOT( slotNoImage() ));
////
////////////////
// layout management
TQVBoxLayout *mainLayout = new TQVBoxLayout( this, 0,
KDialog::spacingHint(), "main layout" );
TQVBoxLayout *gbScaleLayout = new TQVBoxLayout( gbScale->layout(),
KDialog::spacingHint());
TQVBoxLayout *gbGeometryLayout = new TQVBoxLayout(gbGeometry->layout(),
KDialog::spacingHint());
TQGridLayout *gbPreviewLayout = new TQGridLayout(gbPreview, 2, 3, 0,
KDialog::spacingHint());
TQHBoxLayout *scaleLayout = new TQHBoxLayout();
TQHBoxLayout *rotateLayout = new TQHBoxLayout();
mainLayout->addWidget( cbEnableMods );
mainLayout->addWidget( gbScale );
TQHBoxLayout *hl = new TQHBoxLayout();
hl->addWidget( gbGeometry );
hl->addWidget( gbAdjust );
mainLayout->addLayout( hl );
mainLayout->addWidget( gbPreview );
mainLayout->addStretch();
// --
gbScaleLayout->addWidget( cbDownScale );
gbScaleLayout->addLayout( scaleLayout );
scaleLayout->addWidget( cbUpScale );
scaleLayout->addWidget( sbMaxUpScaleFactor );
// --
gbGeometryLayout->addWidget( cbFlipVertically, 0, AlignLeft );
gbGeometryLayout->addWidget( cbFlipHorizontally, 0, AlignLeft );
gbGeometryLayout->addLayout( rotateLayout, 0 );
rotateLayout->addWidget( lbRotate, 0, AlignLeft );
rotateLayout->addWidget( comboRotate, 0, AlignLeft );
// --
gbPreviewLayout->setMargin( 10 );
gbPreviewLayout->setSpacing( KDialog::spacingHint() );
gbPreviewLayout->addWidget( lbImOrig, 0, 0, AlignCenter );
gbPreviewLayout->addWidget( imOrig, 1, 0, AlignCenter | AlignTop );
gbPreviewLayout->addWidget( lbImFiltered, 0, 2, AlignCenter );
gbPreviewLayout->addWidget( imFiltered, 1, 2, AlignCenter | AlignTop );
////
////////////////
// connect them all to the update slot
connect( cbDownScale, TQ_SIGNAL( clicked() ), TQ_SLOT( updatePreview() ));
connect( cbUpScale, TQ_SIGNAL( clicked() ), TQ_SLOT( updatePreview() ));
connect( cbFlipVertically, TQ_SIGNAL( clicked() ), TQ_SLOT( updatePreview() ));
connect( cbFlipHorizontally, TQ_SIGNAL( clicked() ), TQ_SLOT( updatePreview() ));
connect( sbMaxUpScaleFactor, TQ_SIGNAL( valueChanged(int) ), TQ_SLOT( updatePreview() ));
connect( sbBrightness, TQ_SIGNAL( valueChanged(int) ), TQ_SLOT( updatePreview() ));
connect( sbContrast, TQ_SIGNAL( valueChanged(int) ), TQ_SLOT( updatePreview() ));
connect( sbGamma, TQ_SIGNAL( valueChanged(int) ), TQ_SLOT( updatePreview() ));
connect( comboRotate, TQ_SIGNAL( activated(int) ), TQ_SLOT( updatePreview() ));
TQString filename = locate( "data", "kuickshow/pics/calibrate.png" );
if ( !imOrig->loadImage( filename ) )
imOrig = 0L; // FIXME - display some errormessage!
if ( !imFiltered->loadImage( filename ) )
imFiltered = 0L; // FIXME - display some errormessage!
loadSettings( *kdata );
if ( imOrig )
imOrig->setFixedSize( imOrig->size() );
if ( imFiltered )
imFiltered->setFixedSize( imFiltered->size() );
mainLayout->activate();
}
DefaultsWidget::~DefaultsWidget()
{
// those need to be deleted in the right order, as imFiltered
// references ImlibData from imOrig
delete imFiltered;
delete imOrig;
}
void DefaultsWidget::loadSettings( const KuickData& data )
{
cbDownScale->setChecked( data.downScale );
cbUpScale->setChecked( data.upScale );
sbMaxUpScaleFactor->setValue( data.maxUpScale );
cbFlipVertically->setChecked( data.flipVertically );
cbFlipHorizontally->setChecked( data.flipHorizontally );
comboRotate->setCurrentItem( data.rotation );
ImData *id = data.idata;
sbBrightness->setValue( id->brightness );
sbContrast->setValue( id->contrast );
sbGamma->setValue( id->gamma );
cbEnableMods->setChecked( data.isModsEnabled );
enableWidgets( data.isModsEnabled );
updatePreview();
}
void DefaultsWidget::applySettings( KuickData& data )
{
data.isModsEnabled = cbEnableMods->isChecked();
data.downScale = cbDownScale->isChecked();
data.upScale = cbUpScale->isChecked();
data.maxUpScale = sbMaxUpScaleFactor->value();
data.flipVertically = cbFlipVertically->isChecked();
data.flipHorizontally = cbFlipHorizontally->isChecked();
data.rotation = currentRotation();
ImData *id = data.idata;
id->brightness = sbBrightness->value();
id->contrast = sbContrast->value();
id->gamma = sbGamma->value();
}
void DefaultsWidget::updatePreview()
{
if ( !imFiltered )
return;
imFiltered->setAutoRender( false );
int flipMode = cbFlipHorizontally->isChecked() ? FlipHorizontal : FlipNone;
flipMode |= cbFlipVertically->isChecked() ? FlipVertical : FlipNone;
imFiltered->setFlipMode( flipMode );
Rotation rotation = cbEnableMods->isChecked() ? currentRotation() : ROT_0;
imFiltered->setRotation( rotation );
imFiltered->setBrightness( sbBrightness->value() );
imFiltered->setContrast( sbContrast->value() );
imFiltered->setGamma( sbGamma->value() );
imFiltered->updateImage();
imFiltered->setAutoRender( true );
}
void DefaultsWidget::enableWidgets( bool enable )
{
gbScale->setEnabled( enable );
sbMaxUpScaleFactor->setEnabled( enable & cbUpScale->isChecked() );
gbGeometry->setEnabled( enable );
gbAdjust->setEnabled( enable );
gbPreview->setEnabled( enable );
updatePreview();
}
Rotation DefaultsWidget::currentRotation() const
{
return (Rotation) comboRotate->currentItem();
}
#include "defaultswidget.moc"
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