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Diffstat (limited to 'kview/modules/scale/kview_scale.cpp')
| -rw-r--r-- | kview/modules/scale/kview_scale.cpp | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/kview/modules/scale/kview_scale.cpp b/kview/modules/scale/kview_scale.cpp new file mode 100644 index 00000000..aa8dec82 --- /dev/null +++ b/kview/modules/scale/kview_scale.cpp @@ -0,0 +1,180 @@ +/* This file is part of the KDE project + Copyright (C) 2002 Matthias Kretz <kretz@kde.org> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License version 2 + as published by the Free Software Foundation. + + 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; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + +*/ + +/* $Id$ */ + +#include "kview_scale.h" +#include "scaledlg.h" + +#include <qimage.h> +#include <qvbox.h> + +#include <kaction.h> +#include <klocale.h> +#include <kgenericfactory.h> +#include <kdebug.h> +#include <kimageviewer/viewer.h> +#include <kimageviewer/canvas.h> +#include <kdialogbase.h> + +typedef KGenericFactory<KViewScale> KViewScaleFactory; +K_EXPORT_COMPONENT_FACTORY( kview_scale, KViewScaleFactory( "kview_scale" ) ) + +KViewScale::KViewScale( QObject* parent, const char* name, const QStringList & ) + : Plugin( parent, name ) + , m_pViewer( 0 ) + , m_pCanvas( 0 ) +{ + m_pViewer = static_cast<KImageViewer::Viewer *>( parent ); + if( m_pViewer ) + { + kdDebug( 4630 ) << "m_pViewer->canvas() = " << m_pViewer->canvas() << endl; + m_pCanvas = m_pViewer->canvas(); + + (void) new KAction( i18n( "&Scale Image..." ), 0, 0, + this, SLOT( slotScaleDlg() ), + actionCollection(), "plugin_scale" ); + } + else + kdWarning( 4630 ) << "no KImageViewer interface found - the scale plugin won't work" << endl; +} + +KViewScale::~KViewScale() +{ +} + +void KViewScale::slotScaleDlg() +{ + kdDebug( 4630 ) << k_funcinfo << endl; + KDialogBase dlg( m_pViewer->widget(), "KView scale dialog", true, i18n( "Scale Image" ), KDialogBase::Ok|KDialogBase::Cancel ); + ScaleDlg widget( m_pCanvas->imageSize(), dlg.makeVBoxMainWidget() ); +#if 0 + QVBox * layout = dlg.makeVBoxMainWidget(); + + QGroupBox * pixelgroup = new QGroupBox( i18n( "Pixel Dimensions" ), layout ); + QGridLayout * pixelgroupgrid = new QGridLayout( pixelgroup, 1, 1, 0, KDialog::spacingHint() ); + pixelgroupgrid->setSpacing( KDialog::spacingHint() ); + pixelgroupgrid->setMargin( KDialog::marginHint() ); + QLabel * label; + QSize imagesize = m_pCanvas->imageSize(); + + // show original width + label = new QLabel( i18n( "Original width:" ), pixelgroup ); + label->setAlignment( QLabel::AlignRight ); + pixelgroupgrid->addWidget( label, 0, 0 ); + pixelgroupgrid->addWidget( new QLabel( QString::number( imagesize.width() ), pixelgroup ), 0, 1 ); + label = new QLabel( i18n( "Height:" ), pixelgroup ); + label->setAlignment( QLabel::AlignRight ); + pixelgroupgrid->addWidget( label, 1, 0 ); + pixelgroupgrid->addWidget( new QLabel( QString::number( imagesize.height() ), pixelgroup ), 1, 1 ); + + pixelgroupgrid->addRowSpacing( 2, KDialog::spacingHint() ); + + label = new QLabel( i18n( "New width:" ), pixelgroup ); + label->setAlignment( QLabel::AlignRight ); + pixelgroupgrid->addWidget( label, 3, 0 ); + label = new QLabel( i18n( "Height:" ), pixelgroup ); + label->setAlignment( QLabel::AlignRight ); + pixelgroupgrid->addWidget( label, 4, 0 ); + QSpinBox * newwidth = new QSpinBox( 1, 100000, 1, pixelgroup ); + pixelgroupgrid->addWidget( newwidth, 3, 1 ); + QSpinBox * newheight = new QSpinBox( 1, 100000, 1, pixelgroup ); + pixelgroupgrid->addWidget( newheight, 4, 1 ); + KComboBox * newsizeunit = new KComboBox( pixelgroup ); + newsizeunit->insertItem( i18n( "px" ) ); + newsizeunit->insertItem( i18n( "%" ) ); + pixelgroupgrid->addMultiCellWidget( newsizeunit, 3, 4, 2, 2, Qt::AlignVCenter ); + + pixelgroupgrid->addRowSpacing( 5, KDialog::spacingHint() ); + + label = new QLabel( i18n( "Ratio X:" ), pixelgroup ); + label->setAlignment( QLabel::AlignRight ); + pixelgroupgrid->addWidget( label, 6, 0 ); + label = new QLabel( i18n( "Y:" ), pixelgroup ); + label->setAlignment( QLabel::AlignRight ); + pixelgroupgrid->addWidget( label, 7, 0 ); + QSpinBox * ratiox = new QSpinBox( pixelgroup ); + ratiox->setValidator( new QDoubleValidator( 0.0001, 10000, 4, ratiox ) ); + pixelgroupgrid->addWidget( ratiox, 6, 1 ); + QSpinBox * ratioy = new QSpinBox( pixelgroup ); + ratioy->setValidator( new QDoubleValidator( 0.0001, 10000, 4, ratioy ) ); + pixelgroupgrid->addWidget( ratioy, 7, 1 ); + pixelgroupgrid->addMultiCellWidget( new QCheckBox( i18n( "Link" ), pixelgroup ), 6, 7, 2, 2, Qt::AlignVCenter ); + + QGroupBox * printgroup = new QGroupBox( i18n( "Print Size && Display Units" ), layout ); + QGridLayout * printgroupgrid = new QGridLayout( printgroup, 1, 1, 0, KDialog::spacingHint() ); + printgroupgrid->setSpacing( KDialog::spacingHint() ); + printgroupgrid->setMargin( KDialog::marginHint() ); + + label = new QLabel( i18n( "New width:" ), printgroup ); + label->setAlignment( QLabel::AlignRight ); + printgroupgrid->addWidget( label, 0, 0 ); + label = new QLabel( i18n( "Height:" ), printgroup ); + label->setAlignment( QLabel::AlignRight ); + printgroupgrid->addWidget( label, 1, 0 ); + QSpinBox * newwidth2 = new QSpinBox( printgroup ); + printgroupgrid->addWidget( newwidth2, 0, 1 ); + QSpinBox * newheight2 = new QSpinBox( printgroup ); + printgroupgrid->addWidget( newheight2, 1, 1 ); + KComboBox * newsizeunit2 = new KComboBox( printgroup ); + newsizeunit2->insertItem( i18n( "in" ) ); + newsizeunit2->insertItem( i18n( "mm" ) ); + printgroupgrid->addMultiCellWidget( newsizeunit2, 0, 1, 2, 2, Qt::AlignVCenter ); + + printgroupgrid->addRowSpacing( 2, KDialog::spacingHint() ); + + label = new QLabel( i18n( "Resolution X:" ), printgroup ); + label->setAlignment( QLabel::AlignRight ); + printgroupgrid->addWidget( label, 3, 0 ); + label = new QLabel( i18n( "Y:" ), printgroup ); + label->setAlignment( QLabel::AlignRight ); + printgroupgrid->addWidget( label, 4, 0 ); + QSpinBox * resx = new QSpinBox( printgroup ); + printgroupgrid->addWidget( resx, 3, 1 ); + QSpinBox * resy = new QSpinBox( printgroup ); + printgroupgrid->addWidget( resy, 4, 1 ); + printgroupgrid->addMultiCellWidget( new QCheckBox( i18n( "Link" ), printgroup ), 3, 4, 2, 2, Qt::AlignVCenter ); + //KComboBox * newsizeunit2 = new KComboBox( printgroup ); + //newsizeunit2->insertItem( i18n( "in" ) ); + //newsizeunit2->insertItem( i18n( "mm" ) ); + //printgroupgrid->addMultiCellWidget( newsizeunit2, 0, 1, 2, 2, Qt::AlignVCenter ); +#endif + + dlg.exec(); +} + +void KViewScale::slotScale() +{ + // retrieve current image + kdDebug( 4630 ) << "m_pCanvas = " << m_pCanvas << endl; + const QImage * image = m_pCanvas->image(); + kdDebug( 4630 ) << "image pointer retrieved" << endl; + if( image ) + { + // scale + QImage newimage = image->smoothScale( 50, 50 ); + // put back (modified) + m_pCanvas->setImage( newimage ); + m_pViewer->setModified( true ); + } + else + kdDebug( 4630 ) << "no image to scale" << endl; +} + +// vim:sw=4:ts=4:cindent +#include "kview_scale.moc" |