diff options
Diffstat (limited to 'libkscan/imgscaledialog.cpp')
| -rw-r--r-- | libkscan/imgscaledialog.cpp | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/libkscan/imgscaledialog.cpp b/libkscan/imgscaledialog.cpp new file mode 100644 index 00000000..535d3ffd --- /dev/null +++ b/libkscan/imgscaledialog.cpp @@ -0,0 +1,178 @@ +/* This file is part of the KDE Project + Copyright (C) 1999 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 <klocale.h> +#include <kdebug.h> +#include <qbuttongroup.h> +#include <qradiobutton.h> +#include <knumvalidator.h> +#include "imgscaledialog.h" + +/* ############################################################################## */ + + +ImgScaleDialog::ImgScaleDialog( QWidget *parent, int curr_sel, + const char *name ) + :KDialogBase( parent, name , true, i18n("Zoom"), + Ok|Cancel, Ok, true ) +{ + // setCaption (i18n ("Image Zoom")); + selected = curr_sel; + int one_is_selected = false; + enableButtonSeparator( false ); + + // (void) new QLabel( , main, "Page"); + // + // makeMainWidget(); + QButtonGroup *radios = new QButtonGroup ( 2, Qt::Horizontal, this ); + setMainWidget(radios); + Q_CHECK_PTR(radios); + radios->setTitle( i18n("Select Image Zoom") ); + + connect( radios, SIGNAL( clicked( int )), + this, SLOT( setSelValue( int ))); + + // left gap: smaller Image + QRadioButton *rb25 = new QRadioButton (i18n ("25 %"), radios); + if( curr_sel == 25 ){ + rb25->setChecked( true ); + one_is_selected = true; + } + + QRadioButton *rb50 = new QRadioButton (i18n ("50 %"), radios ); + if( curr_sel == 50 ){ + rb50->setChecked( true ); + one_is_selected = true; + } + + QRadioButton *rb75 = new QRadioButton (i18n ("75 %"), radios ); + if( curr_sel == 75 ) { + rb75->setChecked( true ); + one_is_selected = true; + } + + QRadioButton *rb100 = new QRadioButton (i18n ("100 %"), radios); + if( curr_sel == 100 ) { + rb100->setChecked( true ); + one_is_selected = true; + } + + QRadioButton *rb150 = new QRadioButton (i18n ("150 %"), radios); + if( curr_sel == 150 ) { + rb150->setChecked( true ); + one_is_selected = true; + } + + QRadioButton *rb200 = new QRadioButton (i18n ("200 %"), radios ); + if( curr_sel == 200 ) { + rb200->setChecked( true ); + one_is_selected = true; + } + + QRadioButton *rb300 = new QRadioButton (i18n ("300 %"), radios ); + if( curr_sel == 300 ) { + rb300->setChecked( true ); + one_is_selected = true; + } + + QRadioButton *rb400 = new QRadioButton (i18n ("400 %"), radios); + if( curr_sel == 400 ) { + rb400->setChecked( true ); + one_is_selected = true; + } + + // Custom Scaler at the bottom + QRadioButton *rbCust = new QRadioButton (i18n ("Custom scale factor:"), + radios); + if( ! one_is_selected ) + rbCust->setChecked( true ); + + + leCust = new QLineEdit( radios ); + QString sn; + sn.setNum(curr_sel ); + leCust->setValidator( new KIntValidator( leCust ) ); + leCust->setText(sn ); + connect( leCust, SIGNAL( textChanged( const QString& )), + this, SLOT( customChanged( const QString& ))); + connect( rbCust, SIGNAL( toggled( bool )), + this, SLOT(enableAndFocus(bool))); + leCust->setEnabled( rbCust->isChecked()); + + +} + +void ImgScaleDialog::customChanged( const QString& s ) +{ + bool ok; + int okval = s.toInt( &ok ); + if( ok && okval > 5 && okval < 1000 ) { + selected = okval; + emit( customScaleChange( okval )); + } else { + kdDebug(29000) << "ERR: To large, to smale, or whatever shitty !" << endl; + } +} + +// This slot is called, when the user changes the Scale-Selection +// in the button group. The value val is the index of the active +// button which is translated to the Scale-Size in percent. +// If custom size is selected, the ScaleSize is read from the +// QLineedit. +// +void ImgScaleDialog::setSelValue( int val ) +{ + const int translator[]={ 25, 50, 75, 100, 150,200,300, 400, -1 }; + const size_t translator_size = sizeof( translator ) / sizeof(int); + int old_sel = selected; + + // Check if value is in Range + if( val >= 0 && val < (int) translator_size ) { + selected = translator[val]; + + // Custom size selected + if( selected == -1 ) { + QString s = leCust->text(); + + bool ok; + int okval = s.toInt( &ok ); + if( ok ) { + selected = okval; + emit( customScaleChange( okval )); + } else { + selected = old_sel; + } + } // Selection is not custom + } else { + kdDebug(29000) << "ERR: Invalid size selected !" << endl; + } + // debug( "SetValue: Selected Scale is %d", selected ); +} + + +int ImgScaleDialog::getSelected() const +{ + return( selected ); +} + + +/* ############################################################################## */ + + +#include "imgscaledialog.moc" |