kstars/kstars/timeunitbox.cpp

   1 /***************************************************************************
   2                           timeunitbox.cpp  -  description
   3                              -------------------
   4     begin                : Sat Apr 27 2002
   5     copyright            : (C) 2002 by Jason Harris
   6     email                : kstars@30doradus.org
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18 #include <stdlib.h>
  19 #include <kdebug.h>
  20 #include "timeunitbox.h"
  21 #include "timeunitbox.moc"
  22 #include <qpushbutton.h>
  23
  24
  25 TimeUnitBox::TimeUnitBox(QWidget *parent, const char *name )
  26         : QVBox( parent, name ) {
  27
  28         UpButton = new QPushButton( "+", this );
  29         UpButton->setMaximumWidth( 22 );
  30         UpButton->setMaximumHeight( 10 );
  31         DownButton = new QPushButton( "-", this );
  32         DownButton->setMaximumWidth( 22 );
  33         DownButton->setMaximumHeight( 10 );
  34
  35         setMinValue( 1-NUNITS );
  36         setMaxValue( NUNITS-1 );
  37         setValue( 1 ); // Start out with seconds units
  38
  39         UnitStep[0] = 0;
  40         UnitStep[1] = 4;
  41         UnitStep[2] = 10;
  42         UnitStep[3] = 16;
  43         UnitStep[4] = 21;
  44         UnitStep[5] = 25;
  45         UnitStep[6] = 28;
  46         UnitStep[7] = 34;
  47
  48         connect( UpButton, SIGNAL( clicked() ), this, SLOT( increase() ) );
  49         connect( DownButton, SIGNAL( clicked() ), this, SLOT( decrease() ) );
  50 }
  51
  52 TimeUnitBox::~TimeUnitBox(){
  53 }
  54
  55 void TimeUnitBox::increase() {
  56         if ( value() < maxValue() ) {
  57                 setValue( value()+1 );
  58                 emit valueChanged( value() );
  59         }
  60 }
  61
  62 void TimeUnitBox::decrease() {
  63         if ( value() > minValue() ) {
  64                 setValue( value()-1 );
  65                 emit valueChanged( value() );
  66         }
  67 }
  68
  69 int TimeUnitBox::unitValue() {
  70         int uval;
  71         if ( value() >= 0 ) uval = UnitStep[ value() ];
  72         else uval = -1*UnitStep[ abs( value() ) ];
  73         return uval;
  74 }
  75
  76 int TimeUnitBox::getUnitValue( int val ) {
  77         if ( val >= 0 ) return UnitStep[ val ];
  78         else return -1*UnitStep[ abs( val ) ];
  79 }