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tdegraphics/kpovmodeler/pmprismedit.cpp

697 lines
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/*
**************************************************************************
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 "pmprismedit.h"
#include "pmprism.h"
#include "pmvectoredit.h"
#include "pmlineedits.h"
#include "pmvectorlistedit.h"
#include "pmpart.h"
#include <tqlayout.h>
#include <tqlabel.h>
#include <tqtooltip.h>
#include <tqcombobox.h>
#include <tqcheckbox.h>
#include <tqpushbutton.h>
#include <tdelocale.h>
#include <kdialog.h>
#include <kiconloader.h>
#include <tdemessagebox.h>
PMPrismEdit::PMPrismEdit( TQWidget* parent, const char* name )
: Base( parent, name )
{
m_pDisplayedObject = 0;
m_lastSplineType = 0;
}
PMPrismEdit::~PMPrismEdit( )
{
}
void PMPrismEdit::createTopWidgets( )
{
Base::createTopWidgets( );
TQHBoxLayout* hl = new TQHBoxLayout( topLayout( ) );
hl->addWidget( new TQLabel( i18n( "Spline type:" ), this ) );
m_pSplineType = new TQComboBox( false, this );
m_pSplineType->insertItem( i18n( "Linear Spline" ) );
m_pSplineType->insertItem( i18n( "Quadratic Spline" ) );
m_pSplineType->insertItem( i18n( "Cubic Spline" ) );
m_pSplineType->insertItem( i18n( "Bezier Spline" ) );
hl->addWidget( m_pSplineType );
hl = new TQHBoxLayout( topLayout( ) );
hl->addWidget( new TQLabel( i18n( "Sweep type:" ), this ) );
m_pSweepType = new TQComboBox( false, this );
m_pSweepType->insertItem( i18n( "Linear Sweep" ) );
m_pSweepType->insertItem( i18n( "Conic Sweep" ) );
hl->addWidget( m_pSweepType );
connect( m_pSplineType, TQT_SIGNAL( activated( int ) ),
TQT_SLOT( slotTypeChanged( int ) ) );
connect( m_pSweepType, TQT_SIGNAL( activated( int ) ),
TQT_SLOT( slotSweepChanged( int ) ) );
hl = new TQHBoxLayout( topLayout( ) );
TQGridLayout* gl = new TQGridLayout( hl, 2, 2 );
gl->addWidget( new TQLabel( i18n( "Height 1:" ), this ), 0, 0 );
m_pHeight1 = new PMFloatEdit( this );
gl->addWidget( m_pHeight1, 0, 1 );
connect( m_pHeight1, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
gl->addWidget( new TQLabel( i18n( "Height 2:" ), this ), 1, 0 );
m_pHeight2 = new PMFloatEdit( this );
gl->addWidget( m_pHeight2, 1, 1 );
connect( m_pHeight2, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
hl->addStretch( 1 );
}
void PMPrismEdit::createBottomWidgets( )
{
m_pEditWidget = new TQWidget( this );
topLayout( )->addWidget( m_pEditWidget );
m_pOpen = new TQCheckBox( i18n( "type of the object", "Open" ), this );
topLayout( )->addWidget( m_pOpen );
m_pSturm = new TQCheckBox( i18n( "Sturm" ), this );
topLayout( )->addWidget( m_pSturm );
connect( m_pSturm, TQT_SIGNAL( clicked( ) ), TQT_SIGNAL( dataChanged( ) ) );
connect( m_pOpen, TQT_SIGNAL( clicked( ) ), TQT_SIGNAL( dataChanged( ) ) );
Base::createBottomWidgets( );
}
void PMPrismEdit::displayObject( PMObject* o )
{
if( o->isA( "Prism" ) )
{
bool readOnly = o->isReadOnly( );
m_pDisplayedObject = ( PMPrism* ) o;
switch( m_pDisplayedObject->splineType( ) )
{
case PMPrism::LinearSpline:
m_pSplineType->setCurrentItem( 0 );
break;
case PMPrism::QuadraticSpline:
m_pSplineType->setCurrentItem( 1 );
break;
case PMPrism::CubicSpline:
m_pSplineType->setCurrentItem( 2 );
break;
case PMPrism::BezierSpline:
m_pSplineType->setCurrentItem( 3 );
break;
}
m_pSplineType->setEnabled( !readOnly );
switch( m_pDisplayedObject->sweepType( ) )
{
case PMPrism::LinearSweep:
m_pSweepType->setCurrentItem( 0 );
break;
case PMPrism::ConicSweep:
m_pSweepType->setCurrentItem( 1 );
break;
}
m_pHeight1->setValue( m_pDisplayedObject->height1( ) );
m_pHeight1->setReadOnly( readOnly );
m_pHeight2->setValue( m_pDisplayedObject->height2( ) );
m_pHeight2->setReadOnly( readOnly );
m_pSweepType->setEnabled( !readOnly );
m_pSturm->setChecked( m_pDisplayedObject->sturm( ) );
m_pSturm->setEnabled( !readOnly );
m_pOpen->setChecked( m_pDisplayedObject->open( ) );
m_pOpen->setEnabled( !readOnly );
displayPoints( m_pDisplayedObject->points( ) );
Base::displayObject( o );
}
else
kdError( PMArea ) << "PMPrismEdit: Can't display object\n";
}
void PMPrismEdit::displayPoints( const TQValueList< TQValueList<PMVector> >& sp )
{
bool readOnly = m_pDisplayedObject->isReadOnly( );
// (re)create the edit widget if necessary
createEdits( sp );
TQValueList< TQValueList<PMVector> >::ConstIterator spit = sp.begin( );
TQPtrListIterator< PMVectorListEdit > seit( m_points );
TQPtrListIterator< TQPushButton > sbit1( m_removeButtons );
// display the points
for( ; ( spit != sp.end( ) ) && *seit; ++spit, ++seit, ++sbit1 )
{
( *seit )->setVectors( *spit );
( *seit )->setReadOnly( readOnly );
( *sbit1 )->setEnabled( !readOnly && ( *spit ).size( ) > 3 );
}
TQPtrListIterator< TQPushButton > sbit2( m_addAboveButtons );
TQPtrListIterator< TQPushButton > sbit3( m_addBelowButtons );
for( ; *sbit2; ++sbit2 )
( *sbit2 )->setEnabled( !readOnly );
for( ; *sbit3; ++sbit3 )
( *sbit3 )->setEnabled( !readOnly );
TQPtrListIterator<TQPushButton> bit1( m_subPrismAddButtons );
for( ; *bit1; ++bit1 )
( *bit1 )->setEnabled( !readOnly );
TQPtrListIterator<TQPushButton> bit2( m_subPrismRemoveButtons );
for( ; *bit2; ++bit2 )
( *bit2 )->setEnabled( !readOnly && sp.size( ) > 1 );
updateControlPointSelection( );
}
void PMPrismEdit::createEdits( const TQValueList< TQValueList<PMVector> >& sp )
{
int st = m_pSplineType->currentItem( );
if( sp.size( ) != m_points.count( ) )
{
deleteEdits( );
TQPixmap addPixmap = SmallIcon( "pmaddpoint" );
TQPixmap removePixmap = SmallIcon( "pmremovepoint" );
TQPixmap addPrismPixmap = SmallIcon( "pmaddsubprism" );
TQVBoxLayout* tvl = new TQVBoxLayout( m_pEditWidget,
0, KDialog::spacingHint( ) );
TQHBoxLayout* hl = 0;
TQVBoxLayout* vl;
TQLabel* label = 0;
TQPushButton* button = 0;
PMVectorListEdit* vle;
int spnr = 0;
for( spnr = 0; spnr < ( signed ) sp.size( ); spnr++ )
{
// create all edits for one sub prism
hl = new TQHBoxLayout( tvl );
label = new TQLabel( i18n( "Sub prism %1:" ).arg( spnr + 1 ),
m_pEditWidget );
hl->addWidget( label );
hl->addStretch( 1 );
m_labels.append( label );
label->show( );
button = new TQPushButton( m_pEditWidget );
button->setPixmap( addPrismPixmap );
m_subPrismAddButtons.append( button );
connect( button, TQT_SIGNAL( clicked( ) ), TQT_SLOT( slotAddSubPrism( ) ) );
hl->addWidget( button );
button->show( );
TQToolTip::add( button, i18n( "Add sub prism" ) );
button = new TQPushButton( m_pEditWidget );
button->setPixmap( removePixmap );
m_subPrismRemoveButtons.append( button );
connect( button, TQT_SIGNAL( clicked( ) ), TQT_SLOT( slotRemoveSubPrism( ) ) );
hl->addWidget( button );
button->show( );
if( sp.size( ) < 2 )
button->setEnabled( false );
TQToolTip::add( button, i18n( "Remove sub prism" ) );
hl = new TQHBoxLayout( tvl );
vle = new PMVectorListEdit( "x", "z", m_pEditWidget );
m_points.append( vle );
connect( vle, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
connect( vle, TQT_SIGNAL( selectionChanged( ) ),
TQT_SLOT( slotSelectionChanged( ) ) );
hl->addWidget( vle, 2 );
vle->show( );
vl = new TQVBoxLayout( hl );
button = new TQPushButton( m_pEditWidget );
button->setPixmap( SmallIcon( "pmaddpointabove" ) );
connect( button, TQT_SIGNAL( clicked( ) ), TQT_SLOT( slotAddPointAbove( ) ) );
m_addAboveButtons.append( button );
button->show( );
vl->addWidget( button );
button = new TQPushButton( m_pEditWidget );
button->setPixmap( SmallIcon( "pmaddpoint" ) );
connect( button, TQT_SIGNAL( clicked( ) ), TQT_SLOT( slotAddPointBelow( ) ) );
m_addBelowButtons.append( button );
button->show( );
vl->addWidget( button );
button = new TQPushButton( m_pEditWidget );
button->setPixmap( SmallIcon( "pmremovepoint" ) );
connect( button, TQT_SIGNAL( clicked( ) ), TQT_SLOT( slotRemovePoint( ) ) );
m_removeButtons.append( button );
button->show( );
vl->addWidget( button );
vl->addStretch( 1 );
tvl->addSpacing( KDialog::spacingHint( ) );
}
hl = new TQHBoxLayout( tvl );
label = new TQLabel( i18n( "New sub prism" ), m_pEditWidget );
hl->addWidget( label );
hl->addStretch( 1 );
m_labels.append( label );
label->show( );
button = new TQPushButton( m_pEditWidget );
button->setPixmap( addPrismPixmap );
m_subPrismAddButtons.append( button );
connect( button, TQT_SIGNAL( clicked( ) ), TQT_SLOT( slotAddSubPrism( ) ) );
hl->addWidget( button );
button->show( );
TQToolTip::add( button, i18n( "Append sub prism" ) );
}
TQPtrListIterator< PMVectorListEdit > vlit( m_points );
TQValueList< TQValueList< PMVector > >::ConstIterator spit;
PMVectorListEdit* vle = 0;
bool newSize = false;
for( spit = sp.begin( ); spit != sp.end( ); ++spit, ++vlit )
{
int lines = ( *spit ).count( );
vle = *vlit;
if( ( vle->size( ) != lines ) /*|| ( st != m_lastSplineType )*/ )
{
newSize = true;
vle->setSize( lines );
}
}
if( newSize )
{
m_pEditWidget->updateGeometry( );
emit sizeChanged( );
}
m_lastSplineType = st;
}
void PMPrismEdit::deleteEdits( )
{
m_labels.setAutoDelete( true );
m_labels.clear( );
m_labels.setAutoDelete( false );
m_subPrismAddButtons.setAutoDelete( true );
m_subPrismAddButtons.clear( );
m_subPrismAddButtons.setAutoDelete( false );
m_subPrismRemoveButtons.setAutoDelete( true );
m_subPrismRemoveButtons.clear( );
m_subPrismRemoveButtons.setAutoDelete( false );
m_addAboveButtons.setAutoDelete( true );
m_addAboveButtons.clear( );
m_addAboveButtons.setAutoDelete( false );
m_addBelowButtons.setAutoDelete( true );
m_addBelowButtons.clear( );
m_addBelowButtons.setAutoDelete( false );
m_removeButtons.setAutoDelete( true );
m_removeButtons.clear( );
m_removeButtons.setAutoDelete( false );
m_points.setAutoDelete( true );
m_points.clear( );
m_points.setAutoDelete( false );
if( m_pEditWidget->layout( ) )
delete m_pEditWidget->layout( );
}
TQValueList< TQValueList<PMVector> > PMPrismEdit::splinePoints( )
{
TQPtrListIterator< PMVectorListEdit > it( m_points );
TQValueList< TQValueList<PMVector> > values;
for( ; it.current( ); ++it )
values.append( ( *it )->vectors( ) );
return values;
}
void PMPrismEdit::saveContents( )
{
if( m_pDisplayedObject )
{
m_pDisplayedObject->setPoints( splinePoints( ) );
switch( m_pSplineType->currentItem( ) )
{
case 0:
m_pDisplayedObject->setSplineType( PMPrism::LinearSpline );
break;
case 1:
m_pDisplayedObject->setSplineType( PMPrism::QuadraticSpline );
break;
case 2:
m_pDisplayedObject->setSplineType( PMPrism::CubicSpline );
break;
case 3:
m_pDisplayedObject->setSplineType( PMPrism::BezierSpline );
break;
}
switch( m_pSweepType->currentItem( ) )
{
case 0:
m_pDisplayedObject->setSweepType( PMPrism::LinearSweep );
break;
case 1:
m_pDisplayedObject->setSweepType( PMPrism::ConicSweep );
break;
}
m_pDisplayedObject->setSturm( m_pSturm->isChecked( ) );
m_pDisplayedObject->setOpen( m_pOpen->isChecked( ) );
m_pDisplayedObject->setHeight1( m_pHeight1->value( ) );
m_pDisplayedObject->setHeight2( m_pHeight2->value( ) );
Base::saveContents( );
}
}
bool PMPrismEdit::isDataValid( )
{
TQPtrListIterator< PMVectorListEdit > it( m_points );
for( ; it.current( ); ++it )
if( !it.current( )->isDataValid( ) )
return false;
for( it.toFirst( ); it.current( ); ++it )
{
int np = it.current( )->size( );
switch( m_pSplineType->currentItem( ) )
{
case 0:
if( np < 3 )
{
KMessageBox::error( this, i18n( "Linear splines need at least 3 points." ),
i18n( "Error" ) );
return false;
}
break;
case 1:
if( np < 4 )
{
KMessageBox::error( this, i18n( "Quadratic splines need at least 4 points." ),
i18n( "Error" ) );
return false;
}
break;
case 2:
if( np < 5 )
{
KMessageBox::error( this, i18n( "Cubic splines need at least 5 points." ),
i18n( "Error" ) );
return false;
}
break;
case 3:
if( ( np < 3 ) || ( ( np % 3 ) != 0 ) )
{
KMessageBox::error( this, i18n( "Bezier splines need 3 points for each segment." ),
i18n( "Error" ) );
return false;
}
break;
}
}
return Base::isDataValid( );
}
void PMPrismEdit::slotTypeChanged( int )
{
displayPoints( splinePoints( ) );
emit dataChanged( );
emit sizeChanged( );
}
void PMPrismEdit::slotSweepChanged( int )
{
emit dataChanged( );
}
void PMPrismEdit::slotAddPointAbove( )
{
TQPushButton* bt = ( TQPushButton* ) sender( );
if( bt )
{
int subIndex = m_addAboveButtons.findRef( bt );
if( subIndex >= 0 )
{
PMVectorListEdit* ed = m_points.at( subIndex );
int index = ed->currentRow( );
if( index >= 0 && index < ed->size( ) )
{
TQValueList<PMVector> points = ed->vectors( );
TQValueListIterator<PMVector> it = points.at( index );
PMVector newPoint = *it;
if( index != 0 )
{
--it;
newPoint = ( newPoint + *it ) / 2;
++it;
}
points.insert( it, newPoint );
ed->setSize( points.size( ) );
ed->setVectors( points );
if( points.size( ) > 3 )
m_removeButtons.at( subIndex )->setEnabled( true );
emit dataChanged( );
emit sizeChanged( );
}
}
}
}
void PMPrismEdit::slotAddPointBelow( )
{
TQPushButton* bt = ( TQPushButton* ) sender( );
if( bt )
{
int subIndex = m_addBelowButtons.findRef( bt );
if( subIndex >= 0 )
{
PMVectorListEdit* ed = m_points.at( subIndex );
int index = ed->currentRow( );
if( index >= 0 && index < ed->size( ) )
{
TQValueList<PMVector> points = ed->vectors( );
TQValueListIterator<PMVector> it = points.at( index );
PMVector newPoint = *it;
++it;
if( it != points.end( ) )
newPoint = ( newPoint + *it ) / 2;
points.insert( it, newPoint );
ed->setSize( points.size( ) );
ed->setVectors( points );
ed->setCurrentCell( index + 1, ed->currentColumn( ) );
if( points.size( ) > 3 )
m_removeButtons.at( subIndex )->setEnabled( true );
emit dataChanged( );
emit sizeChanged( );
}
}
}
}
void PMPrismEdit::slotRemovePoint( )
{
TQPushButton* bt = ( TQPushButton* ) sender( );
if( bt )
{
int subIndex = m_removeButtons.findRef( bt );
if( subIndex >= 0 )
{
PMVectorListEdit* ed = m_points.at( subIndex );
int index = ed->currentRow( );
if( index >= 0 && index < ed->size( ) )
{
TQValueList<PMVector> points = ed->vectors( );
TQValueListIterator<PMVector> it = points.at( index );
points.remove( it );
ed->setSize( points.size( ) );
ed->setVectors( points );
if( points.size( ) <= 3 )
m_removeButtons.at( subIndex )->setEnabled( false );
emit dataChanged( );
emit sizeChanged( );
}
}
}
}
void PMPrismEdit::slotAddSubPrism( )
{
if( m_pSplineType->currentItem( ) == 3 )
{
KMessageBox::information( this, i18n( "Sub prisms do not work with "
"bezier splines in POV-Ray 3.1." ),
i18n( "Warning" ), "subPrismWithBezierSplines" );
}
TQPushButton* button = ( TQPushButton* ) sender( );
if( button )
{
int index = m_subPrismAddButtons.findRef( button );
if( index >= 0 )
{
TQValueList< TQValueList<PMVector> > points = splinePoints( );
TQValueList< TQValueList<PMVector> >::Iterator it = points.at( index );
TQValueList<PMVector> newSubPrism;
if( it != points.begin( ) )
{
--it;
newSubPrism = *it;
++it;
// find middle point
PMVector mid( 2 );
int num = 0;
TQValueList<PMVector>::Iterator pit = newSubPrism.begin( );
for( ; pit != newSubPrism.end( ); ++pit, ++num )
mid += *pit;
if( num > 0 )
mid /= num;
for( pit = newSubPrism.begin( ); pit != newSubPrism.end( ); ++pit )
*pit = ( *pit - mid ) * 0.8 + mid;
}
else
newSubPrism = *it;
points.insert( it, newSubPrism );
displayPoints( points );
emit dataChanged( );
emit sizeChanged( );
}
}
}
void PMPrismEdit::slotRemoveSubPrism( )
{
TQPushButton* button = ( TQPushButton* ) sender( );
if( button )
{
int index = m_subPrismRemoveButtons.findRef( button );
if( index >= 0 )
{
TQValueList< TQValueList<PMVector> > points = splinePoints( );
TQValueList< TQValueList<PMVector> >::Iterator it = points.at( index );
if( points.count( ) > 1 )
{
points.remove( it );
displayPoints( points );
emit dataChanged( );
emit sizeChanged( );
}
}
}
}
void PMPrismEdit::slotSelectionChanged( )
{
PMVectorListEdit* edit = ( PMVectorListEdit* ) sender( );
if( edit )
{
TQValueList< TQValueList< PMVector > > points = m_pDisplayedObject->points( );
if( m_points.count( ) == points.size( ) )
{
int i;
bool changed = false;
TQValueList< TQValueList< PMVector > >::Iterator spit;
PMControlPointList cp = part( )->activeControlPoints( );
PMControlPointListIterator it( cp ); ++it; ++it;
TQPtrListIterator<PMVectorListEdit> edit( m_points );
for( spit = points.begin( ); spit != points.end( ) && it.current( );
++spit, ++edit )
{
int np = ( *spit ).size( );
if( ( *edit )->size( ) == np )
{
for( i = 0; i < np && it.current( ); i++, ++it )
( *it )->setSelected( ( *edit )->isSelected( i ) );
changed = true;
}
else
for( i = 0; i < np; i++ )
++it;
}
if( changed )
emit controlPointSelectionChanged( );
}
}
}
void PMPrismEdit::updateControlPointSelection( )
{
TQValueList< TQValueList< PMVector > > points = m_pDisplayedObject->points( );
if( m_points.count( ) == points.size( ) )
{
TQValueList< TQValueList< PMVector > >::Iterator spit;
PMControlPointList cp = part( )->activeControlPoints( );
PMControlPointListIterator it( cp ); ++it; ++it;
TQPtrListIterator<PMVectorListEdit> edit( m_points );
for( spit = points.begin( ); spit != points.end( ) && it.current( );
++spit, ++edit )
{
PMVectorListEdit* vl = *edit;
int np = ( *spit ).size( );
int i;
if( vl->size( ) == np )
{
vl->blockSelectionUpdates( true );
bool sb = vl->signalsBlocked( );
vl->blockSignals( true );
vl->clearSelection( );
for( i = 0; i < np && it.current( ); i++, ++it )
if( ( *it )->selected( ) )
vl->select( i );
vl->blockSignals( sb );
vl->blockSelectionUpdates( false );
}
else
for( i = 0; i < np; i++ )
++it;
}
}
}
#include "pmprismedit.moc"