summaryrefslogtreecommitdiffstats
path: root/kpovmodeler/pmplaneedit.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'kpovmodeler/pmplaneedit.cpp')
-rw-r--r--kpovmodeler/pmplaneedit.cpp124
1 files changed, 124 insertions, 0 deletions
diff --git a/kpovmodeler/pmplaneedit.cpp b/kpovmodeler/pmplaneedit.cpp
new file mode 100644
index 00000000..62e7e08e
--- /dev/null
+++ b/kpovmodeler/pmplaneedit.cpp
@@ -0,0 +1,124 @@
+/*
+**************************************************************************
+ description
+ --------------------
+ copyright : (C) 2000-2001 by Leonardo Skorianez
+**************************************************************************
+
+**************************************************************************
+* *
+* 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 "pmplaneedit.h"
+#include "pmplane.h"
+#include "pmvectoredit.h"
+#include "pmlineedits.h"
+
+#include <qlayout.h>
+#include <qlabel.h>
+#include <qpushbutton.h>
+#include <qcheckbox.h>
+#include <klocale.h>
+#include <kmessagebox.h>
+
+PMPlaneEdit::PMPlaneEdit( QWidget* parent, const char* name )
+ : Base( parent, name )
+{
+ m_pDisplayedObject = 0;
+}
+
+void PMPlaneEdit::createTopWidgets( )
+{
+ Base::createTopWidgets( );
+
+ QHBoxLayout* layout;
+
+ m_pNormal = new PMVectorEdit( "x", "y", "z", this );
+ m_pDistance = new PMFloatEdit( this );
+
+ layout = new QHBoxLayout( topLayout( ) );
+ layout->addWidget( new QLabel( i18n( "Normal:" ), this ) );
+ layout->addWidget( m_pNormal );
+
+ layout = new QHBoxLayout( topLayout( ) );
+ layout->addWidget( new QLabel( i18n( "Distance:" ), this ) );
+ layout->addWidget( m_pDistance );
+ layout->addStretch( 1 );
+
+ QPushButton* nb = new QPushButton( i18n( "Normalize" ), this );
+ layout = new QHBoxLayout( topLayout( ) );
+ layout->addWidget( nb );
+ layout->addStretch( 1 );
+
+ connect( m_pNormal, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+ connect( m_pDistance, SIGNAL( dataChanged( ) ), SIGNAL( dataChanged( ) ) );
+ connect( nb, SIGNAL( clicked( ) ), SLOT( slotNormalize( ) ) );
+}
+
+void PMPlaneEdit::slotNormalize( )
+{
+ PMVector normal = m_pNormal->vector( );
+ double distance = m_pDistance->value( );
+ double l = normal.abs( );
+ if( !approxZero( l ) )
+ {
+ m_pNormal->setVector( normal / l );
+ m_pDistance->setValue( distance * l );
+ }
+}
+
+void PMPlaneEdit::displayObject( PMObject* o )
+{
+ if( o->isA( "Plane" ) )
+ {
+ bool readOnly = o->isReadOnly( );
+ m_pDisplayedObject = ( PMPlane* ) o;
+
+ m_pNormal->setVector( m_pDisplayedObject->normal( ) );
+ m_pDistance->setValue( m_pDisplayedObject->distance( ) );
+
+ m_pNormal->setReadOnly( readOnly );
+ m_pDistance->setReadOnly( readOnly );
+
+ Base::displayObject( o );
+ }
+ else
+ kdError( PMArea ) << "PMPlaneEdit: Can't display object\n";
+}
+
+void PMPlaneEdit::saveContents( )
+{
+ if( m_pDisplayedObject )
+ {
+ Base::saveContents( );
+ m_pDisplayedObject->setNormal( m_pNormal->vector( ) );
+ m_pDisplayedObject->setDistance( m_pDistance->value( ) );
+ }
+}
+
+bool PMPlaneEdit::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_pDistance->isDataValid( ) )
+ return Base::isDataValid( );
+ }
+ return false;
+}
+
+#include "pmplaneedit.moc"