kig/objects/editanglesize.cc

   1 /**
   2    This file is part of Kig, a KDE program for Interactive Geometry...
   3    Copyright (C) 2004  Dominique Devriese <devriese@kde.org>
   4    Copyright (C) 2004  Pino Toscano <toscano.pino@tiscali.it>
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  19    USA
  20 **/
  21
  22 #include "editanglesize.h"
  23 #include "editanglesize.moc"
  24
  25 #include <kcombobox.h>
  26 #include <klineedit.h>
  27 #include <kpushbutton.h>
  28 #include <kstdguiitem.h>
  29
  30 EditAngleSize::EditAngleSize( QWidget* parent, double angle, Goniometry::System system )
  31   : EditAngleSizeBase( parent, "editsizeangle", true ), mang( angle, system ), mang_orig( angle, system )
  32 {
  33   // improving GUI look'n'feel...
  34   buttonOk->setGuiItem( KStdGuiItem::ok() );
  35   buttonCancel->setGuiItem( KStdGuiItem::cancel() );
  36
  37   comboSystem->insertStringList( Goniometry::systemList() );
  38
  39   comboSystem->setCurrentItem( system );
  40   editAngle->setText( QString::number( angle ) );
  41   isnum = true;
  42 }
  43
  44 EditAngleSize::~EditAngleSize()
  45 {
  46 }
  47
  48 void EditAngleSize::okSlot()
  49 {
  50   double dang = mang.getValue( Goniometry::Rad );
  51   double dang_orig = mang_orig.getValue( Goniometry::Rad );
  52   done( dang != dang_orig );
  53 }
  54
  55 void EditAngleSize::cancelSlot()
  56 {
  57   done( 0 );
  58 }
  59
  60 void EditAngleSize::activatedSlot( int index )
  61 {
  62   if ( isnum )
  63   {
  64     Goniometry::System newsys = Goniometry::intToSystem( index );
  65     if ( newsys == mang_orig.system() )
  66       mang = mang_orig;
  67     else
  68       mang.convertTo( newsys );
  69     editAngle->setText( QString::number( mang.value() ) );
  70   }
  71 }
  72
  73 void EditAngleSize::textChangedSlot( const QString& txt )
  74 {
  75   if ( txt.isNull() )
  76     isnum = false;
  77   else
  78   {
  79     double d = txt.toDouble( &isnum );
  80     mang.setValue( d );
  81   }
  82   buttonOk->setEnabled( isnum );
  83 }
  84
  85 const double EditAngleSize::angle() const
  86 {
  87   return mang.value();
  88 }
  89
  90 const Goniometry::System EditAngleSize::system() const
  91 {
  92   return mang.system();
  93 }