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, 147 insertions, 0 deletions

diff --git a/kpovmodeler/pmdiscedit.cpp b/kpovmodeler/pmdiscedit.cpp
new file mode 100644
index 00000000..109c3d66
--- /dev/null
+++ b/kpovmodeler/pmdiscedit.cpp
@@ -0,0 +1,147 @@
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2000-2001 by Leonardo Skorianez
+    email                : lsk@if.ufrj.br
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  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 "pmdiscedit.h"
+#include "pmdisc.h"
+#include "pmvectoredit.h"
+#include "pmlineedits.h"
+
+#include <qlayout.h>
+#include <qlabel.h>
+#include <qpushbutton.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+
+PMDiscEdit::PMDiscEdit( QWidget* parent, const char* name )
+      : Base( parent, name )
+{
+   m_pDisplayedObject = 0;
+}
+
+void PMDiscEdit::createTopWidgets( )
+{
+   Base::createTopWidgets( );
+
+   QHBoxLayout* layout;
+   QGridLayout* gl;
+
+   m_pCenter = new PMVectorEdit( "x", "y", "z", this );
+   m_pNormal = new PMVectorEdit( "x", "y", "z", this );
+   m_pHRadius = new PMFloatEdit( this );
+   m_pHRadius->setValidation( true, 0.0, false, 0.0 );
+   m_pRadius = new PMFloatEdit( this );
+   m_pRadius->setValidation( true, 0.0, false, 0.0 );
+
+   gl = new QGridLayout( topLayout( ), 2, 2 );
+   gl->addWidget( new QLabel( i18n( "Center:" ), this ), 0, 0 );
+   gl->addWidget( m_pCenter, 0, 1 );
+   gl->addWidget( new QLabel( i18n( "Normal:" ), this ), 1, 0 );
+   gl->addWidget( m_pNormal, 1, 1 );
+   
+   layout = new QHBoxLayout( topLayout( ) );
+   gl = new QGridLayout( layout, 2, 2 );
+   gl->addWidget( new QLabel( i18n( "Radius:" ), this ), 0, 0 );
+   gl->addWidget( m_pRadius, 0, 1 );
+   gl->addWidget( new QLabel( i18n( "Hole radius:" ), this ), 1, 0 );
+   gl->addWidget( m_pHRadius, 1, 1 );
+   layout->addStretch( 1 );
+
+   QPushButton* nb = new QPushButton( i18n( "Normalize" ), this );
+   layout = new QHBoxLayout( topLayout( ) );
+   layout->addWidget( nb );
+   layout->addStretch( 1 );
+
+   connect( m_pCenter, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( m_pNormal, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( m_pRadius, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( m_pHRadius, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+   connect( nb, SIGNAL( clicked( ) ), SLOT( slotNormalize( ) ) );
+}
+
+void PMDiscEdit::slotNormalize( )
+{
+   PMVector normal = m_pNormal->vector( );
+   double l = normal.abs( );
+   if( !approxZero( l ) )
+      m_pNormal->setVector( normal / l );
+}
+
+
+void PMDiscEdit::displayObject( PMObject* o )
+{
+   if( o->isA( "Disc" ) )
+   {
+      bool readOnly = o->isReadOnly( );
+      m_pDisplayedObject = ( PMDisc* ) o;
+
+      m_pCenter->setVector( m_pDisplayedObject->center( ) );
+      m_pNormal->setVector( m_pDisplayedObject->normal( ) );
+      m_pRadius->setValue( m_pDisplayedObject->radius( ) );
+      m_pHRadius->setValue( m_pDisplayedObject->holeRadius( ) );
+
+      m_pCenter->setReadOnly( readOnly );
+      m_pNormal->setReadOnly( readOnly );
+      m_pRadius->setReadOnly( readOnly );
+      m_pHRadius->setReadOnly( readOnly );
+
+      Base::displayObject( o );
+   }
+   else
+      kdError( PMArea ) << "PMDiscEdit: Can't display object\n";
+}
+
+void PMDiscEdit::saveContents( )
+{
+   if( m_pDisplayedObject )
+   {
+      Base::saveContents( );
+      m_pDisplayedObject->setCenter( m_pCenter->vector( ) );
+      m_pDisplayedObject->setNormal( m_pNormal->vector( ) );
+      m_pDisplayedObject->setRadius( m_pRadius->value( ) );
+      m_pDisplayedObject->setHoleRadius( m_pHRadius->value( ) );
+   }
+}
+
+bool PMDiscEdit::isDataValid( )
+{
+   if( m_pNormal->isDataValid( ) )
+   {
+      if( approxZero( m_pNormal->vector( ).abs( ) ) )
+      {
+         KMessageBox::error( this, i18n( "The normal vector may not be a "
+                                         "null vector." ),
+                             i18n( "Error" ) );
+         return false;
+      }
+      if( m_pCenter->isDataValid( ) )
+         if( m_pRadius->isDataValid( ) )
+            if( m_pHRadius->isDataValid( ) )
+               if( m_pRadius->value( ) >= m_pHRadius->value( ) )
+                  return Base::isDataValid( );
+               else
+               {
+                  KMessageBox::error( this, i18n( "The radius may not be smaller "
+                                                  "than the hole radius." ),
+                                      i18n( "Error" ) );
+                  m_pRadius->setFocus( );
+               }
+   }
+   return false;
+}
+
+#include  "pmdiscedit.moc"