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, 380 insertions, 0 deletions

diff --git a/kpovmodeler/pmjuliafractaledit.cpp b/kpovmodeler/pmjuliafractaledit.cpp
new file mode 100644
index 00000000..43f351c5
--- /dev/null
+++ b/kpovmodeler/pmjuliafractaledit.cpp
@@ -0,0 +1,380 @@
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2002 by Andreas Zehender
+    email                : zehender@kde.org
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  This program is free software; you can redistribute it and/or modify  *
+*  it under the terms of the GNU General Public License as published by  *
+*  the Free Software Foundation; either version 2 of the License, or     *
+*  (at your option) any later version.                                   *
+*                                                                        *
+**************************************************************************/
+
+
+#include "pmjuliafractaledit.h"
+#include "pmjuliafractal.h"
+#include "pmvectoredit.h"
+#include "pmlineedits.h"
+
+#include <qlayout.h>
+#include <qlabel.h>
+#include <qcombobox.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+
+PMJuliaFractalEdit::PMJuliaFractalEdit( QWidget* parent, const char* name )
+      : Base( parent, name )
+{
+   m_pDisplayedObject = 0;
+}
+
+void PMJuliaFractalEdit::createTopWidgets( )
+{
+   Base::createTopWidgets( );
+   
+   QHBoxLayout* hl;
+   QGridLayout* gl;
+
+   topLayout( )->addWidget( new QLabel( i18n( "Julia parameter:" ), this ) );
+   m_pJuliaParameter = new PMVectorEdit( "", "i", "j", "k", this );
+   topLayout( )->addWidget( m_pJuliaParameter );
+
+   hl = new QHBoxLayout( topLayout( ) );
+   hl->addWidget( new QLabel( i18n( "Algebra type:" ), this ) );
+   m_pAlgebraType = new QComboBox( false, this );
+   m_pAlgebraType->insertItem( i18n( "Quaternion" ) );
+   m_pAlgebraType->insertItem( i18n( "Hypercomplex" ) );
+   hl->addWidget( m_pAlgebraType );
+   hl->addStretch( 1 );
+
+   hl = new QHBoxLayout( topLayout( ) );
+   hl->addWidget( new QLabel( i18n( "Function type:" ), this ) );
+   m_pFunctionType = new QComboBox( false, this );
+   m_pFunctionType->insertItem( "sqr" );
+   m_pFunctionType->insertItem( "cube" );
+   m_pFunctionType->insertItem( "exp" );
+   m_pFunctionType->insertItem( "reciprocal" );
+   m_pFunctionType->insertItem( "sin" );
+   m_pFunctionType->insertItem( "asin" );
+   m_pFunctionType->insertItem( "sinh" );
+   m_pFunctionType->insertItem( "asinh" );
+   m_pFunctionType->insertItem( "cos" );
+   m_pFunctionType->insertItem( "acos" );
+   m_pFunctionType->insertItem( "cosh" );
+   m_pFunctionType->insertItem( "acosh" );
+   m_pFunctionType->insertItem( "tan" );
+   m_pFunctionType->insertItem( "atan" );
+   m_pFunctionType->insertItem( "tanh" );
+   m_pFunctionType->insertItem( "atanh" );
+   m_pFunctionType->insertItem( "log" );
+   m_pFunctionType->insertItem( "pwr" );
+   hl->addWidget( m_pFunctionType );
+   hl->addStretch( 1 );
+
+   hl = new QHBoxLayout( topLayout( ) );
+   m_pExponentsLabel = new QLabel( i18n( "Exponent:" ), this );
+   hl->addWidget( m_pExponentsLabel );
+   m_pExponents = new PMVectorEdit( "", "i", this );
+   hl->addWidget( m_pExponents );
+   hl->addStretch( 1 );
+
+   hl = new QHBoxLayout( topLayout( ) );
+   gl = new QGridLayout( hl, 2, 2 );
+   gl->addWidget( new QLabel( i18n( "Maximum iterations:" ), this ), 0, 0 );
+   m_pMaxIterations = new PMIntEdit( this );
+   m_pMaxIterations->setValidation( true, 1, false, 0 );
+   gl->addWidget( m_pMaxIterations, 0, 1 );
+   gl->addWidget( new QLabel( i18n( "Precision:" ), this ), 1, 0 );
+   m_pPrecision = new PMFloatEdit( this );
+   m_pPrecision->setValidation( true, 1.0, false, 0.0 );
+   gl->addWidget( m_pPrecision, 1, 1 );
+   hl->addStretch( 1 );
+   
+   topLayout( )->addWidget( new QLabel( i18n( "Slice normal:" ), this ) );
+   m_pSliceNormal = new PMVectorEdit( "", "i", "j", "k", this );
+   topLayout( )->addWidget( m_pSliceNormal );
+
+   hl = new QHBoxLayout( topLayout( ) );
+   hl->addWidget( new QLabel( i18n( "Slice distance:" ), this ) );
+   m_pSliceDistance = new PMFloatEdit( this );
+   hl->addWidget( m_pSliceDistance );
+   hl->addStretch( 1 );
+
+   connect( m_pJuliaParameter, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( m_pAlgebraType, SIGNAL( activated( int ) ),
+            SLOT( slotAlgebraTypeSelected( int ) ) );
+   connect( m_pFunctionType, SIGNAL( activated( int ) ),
+            SLOT( slotFunctionTypeSelected( int ) ) );
+   connect( m_pExponents, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( m_pMaxIterations, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( m_pPrecision, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( m_pSliceNormal, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( m_pSliceDistance, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );   
+}
+
+void PMJuliaFractalEdit::displayObject( PMObject* o )
+{
+   if( o->isA( "JuliaFractal" ) )
+   {
+      bool readOnly = o->isReadOnly( );
+      m_pDisplayedObject = ( PMJuliaFractal* ) o;
+
+      m_pJuliaParameter->setVector( m_pDisplayedObject->juliaParameter( ) );
+      switch( m_pDisplayedObject->algebraType( ) )
+      {
+         case PMJuliaFractal::Quaternion:
+            m_pAlgebraType->setCurrentItem( 0 );
+            break;
+         case PMJuliaFractal::Hypercomplex:
+            m_pAlgebraType->setCurrentItem( 1 );
+            break;
+      }
+      switch( m_pDisplayedObject->functionType( ) )
+      {
+         case PMJuliaFractal::FTsqr:
+            m_pFunctionType->setCurrentItem( 0 );
+            break;
+         case PMJuliaFractal::FTcube:
+            m_pFunctionType->setCurrentItem( 1 );
+            break;
+         case PMJuliaFractal::FTexp:
+            m_pFunctionType->setCurrentItem( 2 );
+            break;
+         case PMJuliaFractal::FTreciprocal:
+            m_pFunctionType->setCurrentItem( 3 );
+            break;
+         case PMJuliaFractal::FTsin:
+            m_pFunctionType->setCurrentItem( 4 );
+            break;
+         case PMJuliaFractal::FTasin:
+            m_pFunctionType->setCurrentItem( 5 );
+            break;
+         case PMJuliaFractal::FTsinh:
+            m_pFunctionType->setCurrentItem( 6 );
+            break;
+         case PMJuliaFractal::FTasinh:
+            m_pFunctionType->setCurrentItem( 7 );
+            break;
+         case PMJuliaFractal::FTcos:
+            m_pFunctionType->setCurrentItem( 8 );
+            break;
+         case PMJuliaFractal::FTacos:
+            m_pFunctionType->setCurrentItem( 9 );
+            break;
+         case PMJuliaFractal::FTcosh:
+            m_pFunctionType->setCurrentItem( 10 );
+            break;
+         case PMJuliaFractal::FTacosh:
+            m_pFunctionType->setCurrentItem( 11 );
+            break;
+         case PMJuliaFractal::FTtan:
+            m_pFunctionType->setCurrentItem( 12 );
+            break;
+         case PMJuliaFractal::FTatan:
+            m_pFunctionType->setCurrentItem( 13 );
+            break;
+         case PMJuliaFractal::FTtanh:
+            m_pFunctionType->setCurrentItem( 14 );
+            break;
+         case PMJuliaFractal::FTatanh:
+            m_pFunctionType->setCurrentItem( 15 );
+            break;
+         case PMJuliaFractal::FTlog:
+            m_pFunctionType->setCurrentItem( 16 );
+            break;
+         case PMJuliaFractal::FTpwr:
+            m_pFunctionType->setCurrentItem( 17 );
+            break;
+      }
+      m_pExponents->setVector( m_pDisplayedObject->exponent( ) );
+      if( m_pDisplayedObject->functionType( ) == PMJuliaFractal::FTpwr )
+      {
+         m_pExponents->show( );
+         m_pExponentsLabel->show( );
+      }
+      else
+      {
+         m_pExponents->hide( );
+         m_pExponentsLabel->hide( );
+      }
+      
+      m_pMaxIterations->setValue( m_pDisplayedObject->maximumIterations( ) );
+      m_pPrecision->setValue( m_pDisplayedObject->precision( ) );
+      m_pSliceNormal->setVector( m_pDisplayedObject->sliceNormal( ) );
+      m_pSliceDistance->setValue( m_pDisplayedObject->sliceDistance( ) );
+
+      m_pJuliaParameter->setReadOnly( readOnly );
+      m_pAlgebraType->setEnabled( !readOnly );
+      m_pFunctionType->setEnabled( !readOnly );
+      m_pExponents->setReadOnly( readOnly );
+      m_pMaxIterations->setReadOnly( readOnly );
+      m_pPrecision->setReadOnly( readOnly );
+      m_pSliceNormal->setReadOnly( readOnly );
+      m_pSliceDistance->setReadOnly( readOnly );
+      
+      Base::displayObject( o );
+   }
+   else
+      kdError( PMArea ) << "PMJuliaFractalEdit: Can't display object\n";
+}
+
+void PMJuliaFractalEdit::saveContents( )
+{
+   if( m_pDisplayedObject )
+   {
+      Base::saveContents( );
+      PMVector p( 4 );
+
+      m_pDisplayedObject->setJuliaParameter( m_pJuliaParameter->vector( ) );
+      switch( m_pAlgebraType->currentItem( ) )
+      {
+         case 0:
+            m_pDisplayedObject->setAlgebraType( PMJuliaFractal::Quaternion );
+            break;
+         case 1:
+            m_pDisplayedObject->setAlgebraType( PMJuliaFractal::Hypercomplex );
+            break;
+         default:
+            m_pDisplayedObject->setAlgebraType( PMJuliaFractal::Quaternion );
+            break;
+      }
+      switch( m_pFunctionType->currentItem( ) )
+      {
+         case 0:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTsqr );
+            break;
+         case 1:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTcube );
+            break;
+         case 2:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTexp );
+            break;
+         case 3:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTreciprocal );
+            break;
+         case 4:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTsin );
+            break;
+         case 5:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTasin );
+            break;
+         case 6:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTsinh );
+            break;
+         case 7:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTasinh );
+            break;
+         case 8:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTcos );
+            break;
+         case 9:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTacos );
+            break;
+         case 10:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTcosh );
+            break;
+         case 11:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTacosh );
+            break;
+         case 12:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTtan );
+            break;
+         case 13:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTatan );
+            break;
+         case 14:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTtanh );
+            break;
+         case 15:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTatanh );
+            break;
+         case 16:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTlog );
+            break;
+         case 17:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTpwr );
+            break;
+         default:
+            m_pDisplayedObject->setFunctionType( PMJuliaFractal::FTsqr );
+            break;
+      }
+      if( m_pExponents->isVisible( ) )
+         m_pDisplayedObject->setExponent( m_pExponents->vector( ) );
+      m_pDisplayedObject->setMaximumIterations( m_pMaxIterations->value( ) );
+      m_pDisplayedObject->setPrecision( m_pPrecision->value( ) );
+      m_pDisplayedObject->setSliceNormal( m_pSliceNormal->vector( ) );
+      m_pDisplayedObject->setSliceDistance( m_pSliceDistance->value( ) );
+   }
+}
+
+bool PMJuliaFractalEdit::isDataValid( )
+{
+   if( !m_pJuliaParameter->isDataValid( ) )
+      return false;
+   if( m_pExponents->isVisible( ) )
+      if( !m_pExponents->isDataValid( ) )
+         return false;
+   if( !m_pMaxIterations->isDataValid( ) )
+      return false;
+   if( !m_pPrecision->isDataValid( ) )
+      return false;
+   if( !m_pSliceNormal->isDataValid( ) )
+      return false;
+   PMVector v = m_pSliceNormal->vector( );
+   if( approxZero( v.abs( ) ) )
+   {
+      KMessageBox::error( this, i18n( "The slice normal vector may not be a null vector." ),
+                          i18n( "Error" ) );
+      return false;
+   }
+   if( approxZero( v[3] ) )
+   {
+      KMessageBox::error( this, i18n( "The 'k' component of the slice normal vector may not be zero." ),
+                          i18n( "Error" ) );
+      return false;
+   }
+   
+   if( !m_pSliceDistance->isDataValid( ) )
+      return false;
+
+   if( m_pAlgebraType->currentItem( ) == 0 )
+   {
+      if( m_pFunctionType->currentItem( ) > 1 )
+      {
+         KMessageBox::error( this, i18n( "Only the functions 'sqr' and 'cube' "
+                                         "are defined in the quaternion algebra." ),
+                             i18n( "Error" ) );
+         return false;
+      }
+   }
+         
+   
+   return Base::isDataValid( );
+}
+
+void PMJuliaFractalEdit::slotAlgebraTypeSelected( int )
+{
+   emit dataChanged( );
+}
+
+void PMJuliaFractalEdit::slotFunctionTypeSelected( int index )
+{
+   if( index == 17 )
+   {
+      m_pExponents->show( );
+      m_pExponentsLabel->show( );
+   }
+   else
+   {
+      m_pExponents->hide( );
+      m_pExponentsLabel->hide( );
+   }
+   emit dataChanged( );
+}
+
+#include "pmjuliafractaledit.moc"