Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

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"