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440 lines
16 KiB
440 lines
16 KiB
/*
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**************************************************************************
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description
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--------------------
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copyright : (C) 2000-2001 by Andreas Zehender
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email : zehender@kde.org
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**************************************************************************
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**************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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**************************************************************************/
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#include "pmcameraedit.h"
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#include "pmcamera.h"
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#include "pmvectoredit.h"
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#include "pmlineedits.h"
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#include <tqlayout.h>
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#include <tqlabel.h>
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#include <tqcombobox.h>
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#include <tqcheckbox.h>
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#include <klocale.h>
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#include <kmessagebox.h>
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PMCameraEdit::PMCameraEdit( TQWidget* parent, const char* name )
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: Base( parent, name )
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{
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m_pDisplayedObject = 0;
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}
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void PMCameraEdit::createTopWidgets( )
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{
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Base::createTopWidgets( );
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TQGridLayout* tqlayout;
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TQLabel* label;
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m_pCameraType = new TQComboBox( false, this );
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m_pCameraType->insertItem( i18n( "Perspective" ) );
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m_pCameraType->insertItem( i18n( "Orthographic" ) );
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m_pCameraType->insertItem( i18n( "Fish Eye" ) );
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m_pCameraType->insertItem( i18n( "Ultra Wide Angle" ) );
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m_pCameraType->insertItem( i18n( "Omnimax" ) );
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m_pCameraType->insertItem( i18n( "Panoramic" ) );
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m_pCameraType->insertItem( i18n( "Cylinder" ) );
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m_pCylinderType = new TQComboBox( false, this );
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m_pCylinderType->insertItem( i18n( "1:Qt::Vertical, Fixed Viewpoint" ) );
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m_pCylinderType->insertItem( i18n( "2:Qt::Horizontal, Fixed Viewpoint" ) );
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m_pCylinderType->insertItem( i18n( "3:Qt::Vertical, Variable Viewpoint" ) );
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m_pCylinderType->insertItem( i18n( "4:Qt::Horizontal, Variable Viewpoint" ) );
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m_pLocation = new PMVectorEdit( "x", "y", "z", this );
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m_pSky = new PMVectorEdit( "x", "y", "z", this );
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m_pDirection = new PMVectorEdit( "x", "y", "z", this );
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m_pRight = new PMVectorEdit( "x", "y", "z", this );
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m_pUp = new PMVectorEdit( "x", "y", "z", this );
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m_pLookAt = new PMVectorEdit( "x", "y", "z", this );
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m_pAngle = new PMFloatEdit( this );
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m_pAngle->setValidation( true, 0.0, true, 360.0 );
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TQHBoxLayout* hl = new TQHBoxLayout( topLayout( ) );
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hl->addWidget( new TQLabel( i18n( "Camera type:" ), this ) );
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hl->addWidget( m_pCameraType );
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hl = new TQHBoxLayout( topLayout( ) );
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m_pCylinderTypeLabel = new TQLabel( i18n( "Cylinder type:" ), this );
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hl->addWidget( m_pCylinderTypeLabel );
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hl->addWidget( m_pCylinderType );
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tqlayout = new TQGridLayout( topLayout( ), 7, 2 );
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tqlayout->addWidget( new TQLabel( i18n( "Location:" ), this ), 0, 0 );
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tqlayout->addWidget( m_pLocation, 0, 1 );
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tqlayout->addWidget( new TQLabel( i18n( "Sky:" ), this ), 1, 0 );
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tqlayout->addWidget( m_pSky, 1, 1 );
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tqlayout->addWidget( new TQLabel( i18n( "Direction:" ), this ), 2, 0 );
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tqlayout->addWidget( m_pDirection, 2, 1 );
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tqlayout->addWidget( new TQLabel( i18n( "Right:" ), this ), 3, 0 );
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tqlayout->addWidget( m_pRight, 3, 1 );
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tqlayout->addWidget( new TQLabel( i18n( "Up:" ), this ), 4, 0 );
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tqlayout->addWidget( m_pUp, 4, 1 );
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tqlayout->addWidget( new TQLabel( i18n( "Look at:" ), this ), 5, 0 );
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tqlayout->addWidget( m_pLookAt, 5, 1 );
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m_pEnableAngle = new TQCheckBox( i18n( "Angle:" ), this );
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tqlayout->addWidget( m_pEnableAngle, 6, 0 );
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tqlayout->addWidget( m_pAngle, 6, 1, AlignLeft );
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m_pFocalBlur = new TQCheckBox( i18n( "Focal blur" ), this );
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topLayout( )->addWidget( m_pFocalBlur );
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m_pAperture = new PMFloatEdit( this );
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m_pAperture->setValidation( true, 0, false, 0 );
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m_focalWidgets.append( m_pAperture );
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m_pBlurSamples = new PMIntEdit( this );
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m_pBlurSamples->setValidation( true, 0, false, 0 );
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m_focalWidgets.append( m_pBlurSamples );
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m_pFocalPoint = new PMVectorEdit( "x", "y", "z", this );
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m_focalWidgets.append( m_pFocalPoint );
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m_pConfidence = new PMFloatEdit( this );
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m_pConfidence->setValidation( true, 0, true, 1 );
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m_focalWidgets.append( m_pConfidence );
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m_pVariance = new PMFloatEdit( this );
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m_pVariance->setValidation( true, 0, false, 0 );
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m_focalWidgets.append( m_pVariance );
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tqlayout = new TQGridLayout( topLayout( ), 5, 2 );
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label = new TQLabel( i18n( "Aperture:" ), this );
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m_focalWidgets.append( label );
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tqlayout->addWidget( label, 0, 0 );
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tqlayout->addWidget( m_pAperture, 0, 1 );
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label = new TQLabel( i18n( "Blur samples:" ), this );
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m_focalWidgets.append( label );
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tqlayout->addWidget( label, 1, 0 );
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tqlayout->addWidget( m_pBlurSamples, 1, 1 );
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label = new TQLabel( i18n( "Focal point:" ), this );
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m_focalWidgets.append( label );
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tqlayout->addWidget( label, 2, 0 );
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tqlayout->addWidget( m_pFocalPoint, 2, 1 );
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label = new TQLabel( i18n( "Confidence:" ), this );
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m_focalWidgets.append( label );
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tqlayout->addWidget( label, 3, 0 );
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tqlayout->addWidget( m_pConfidence, 3, 1 );
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label = new TQLabel( i18n( "Variance:" ), this );
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m_focalWidgets.append( label );
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tqlayout->addWidget( label, 4, 0 );
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tqlayout->addWidget( m_pVariance, 4, 1 );
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m_pExport = new TQCheckBox( i18n( "Export to renderer" ), this );
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topLayout( )->addWidget( m_pExport );
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connect( m_pLocation, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pDirection, TQT_SIGNAL( dataChanged( ) ), TQT_SLOT( slotDirectionChanged( ) ) );
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connect( m_pRight, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pRight, TQT_SIGNAL( dataChanged( ) ), TQT_SLOT( slotRightChanged( ) ) );
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connect( m_pUp, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pSky, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pLookAt, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pEnableAngle, TQT_SIGNAL( toggled( bool ) ),
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TQT_SLOT( slotAngleToggled( bool ) ) );
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connect( m_pAngle, TQT_SIGNAL( dataChanged( ) ), TQT_SLOT( slotAngleChanged( ) ) );
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connect( m_pCameraType, TQT_SIGNAL( activated( int ) ),
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TQT_SLOT( slotCameraTypeActivated( int ) ) );
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connect( m_pCylinderType, TQT_SIGNAL( activated( int ) ),
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TQT_SLOT( slotCylinderTypeActivated( int ) ) );
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connect( m_pFocalBlur, TQT_SIGNAL( toggled( bool ) ),
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TQT_SLOT( slotFocalBlurToggled( bool ) ) );
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connect( m_pAperture, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pBlurSamples, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pFocalPoint, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pVariance, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pConfidence, TQT_SIGNAL( dataChanged( ) ), TQT_SIGNAL( dataChanged( ) ) );
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connect( m_pExport, TQT_SIGNAL( clicked( ) ), TQT_SIGNAL( dataChanged( ) ) );
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}
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void PMCameraEdit::displayObject( PMObject* o )
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{
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if( o->isA( "Camera" ) )
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{
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bool readOnly = o->isReadOnly( );
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m_pDisplayedObject = ( PMCamera* ) o;
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m_pCameraType->setCurrentItem( m_pDisplayedObject->cameraType( ) );
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m_pCameraType->setEnabled( !readOnly );
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slotCameraTypeActivated( m_pDisplayedObject->cameraType( ) );
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m_pCylinderType->setCurrentItem( m_pDisplayedObject->cylinderType( ) - 1 );
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m_pCylinderType->setEnabled( !readOnly );
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m_pLocation->setVector( m_pDisplayedObject->location( ) );
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m_pLocation->setReadOnly( readOnly );
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m_pSky->setVector( m_pDisplayedObject->sky( ) );
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m_pSky->setReadOnly( readOnly );
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m_pDirection->setVector( m_pDisplayedObject->direction( ) );
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m_pDirection->setReadOnly( readOnly );
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m_pRight->setVector( m_pDisplayedObject->right( ) );
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m_pRight->setReadOnly( readOnly );
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m_pUp->setVector( m_pDisplayedObject->up( ) );
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m_pUp->setReadOnly( readOnly );
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m_pLookAt->setVector( m_pDisplayedObject->lookAt( ) );
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m_pLookAt->setReadOnly( readOnly );
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m_pEnableAngle->setChecked( m_pDisplayedObject->isAngleEnabled( ) );
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m_pEnableAngle->setEnabled( !readOnly );
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m_pAngle->setValue( m_pDisplayedObject->angle( ) );
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m_pAngle->setReadOnly( readOnly );
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slotAngleToggled( m_pDisplayedObject->isAngleEnabled( ) );
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slotRightChanged( );
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m_pFocalBlur->setChecked( m_pDisplayedObject->isFocalBlurEnabled( ) );
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slotFocalBlurToggled( m_pDisplayedObject->isFocalBlurEnabled( ) );
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m_pFocalBlur->setEnabled( !readOnly );
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m_pAperture->setValue( m_pDisplayedObject->aperture( ) );
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m_pAperture->setReadOnly( readOnly );
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m_pBlurSamples->setValue( m_pDisplayedObject->blurSamples( ) );
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m_pBlurSamples->setReadOnly( readOnly );
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m_pFocalPoint->setVector( m_pDisplayedObject->focalPoint( ) );
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m_pFocalPoint->setReadOnly( readOnly );
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m_pConfidence->setValue( m_pDisplayedObject->confidence( ) );
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m_pConfidence->setReadOnly( readOnly );
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m_pVariance->setValue( m_pDisplayedObject->variance( ) );
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m_pVariance->setReadOnly( readOnly );
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m_pExport->setChecked( m_pDisplayedObject->exportPovray( ) );
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m_pExport->setEnabled( !readOnly );
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Base::displayObject( o );
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}
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else
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kdError( PMArea ) << "PMCameraEdit: Can't display object\n";
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}
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void PMCameraEdit::saveContents( )
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{
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int index;
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if( m_pDisplayedObject )
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{
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Base::saveContents( );
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index = m_pCameraType->currentItem( );
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m_pDisplayedObject->setCameraType( ( PMCamera::CameraType ) index );
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if( index == 6 )
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m_pDisplayedObject->setCylinderType( m_pCylinderType->currentItem( ) + 1 );
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m_pDisplayedObject->setLocation( m_pLocation->vector( ) );
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m_pDisplayedObject->setDirection( m_pDirection->vector( ) );
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m_pDisplayedObject->setRight( m_pRight->vector( ) );
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m_pDisplayedObject->setUp( m_pUp->vector( ) );
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m_pDisplayedObject->setSky( m_pSky->vector( ) );
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m_pDisplayedObject->setLookAt( m_pLookAt->vector( ) );
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m_pDisplayedObject->enableAngle( m_pEnableAngle->isChecked( ) );
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if( m_pEnableAngle->isChecked( ) )
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m_pDisplayedObject->setAngle( m_pAngle->value( ) );
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m_pDisplayedObject->enableFocalBlur( m_pFocalBlur->isChecked( ) );
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if( m_pFocalBlur->isChecked( ) )
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{
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m_pDisplayedObject->setAperture( m_pAperture->value( ) );
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m_pDisplayedObject->setBlurSamples( m_pBlurSamples->value( ) );
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m_pDisplayedObject->setFocalPoint( m_pFocalPoint->vector( ) );
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m_pDisplayedObject->setConfidence( m_pConfidence->value( ) );
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m_pDisplayedObject->setVariance( m_pVariance->value( ) );
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}
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m_pDisplayedObject->setExportPovray( m_pExport->isChecked( ) );
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}
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}
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bool PMCameraEdit::isDataValid( )
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{
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if( !m_pLocation->isDataValid( ) )
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return false;
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if( !m_pSky->isDataValid( ) )
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return false;
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if( approxZero( m_pSky->vector( ).abs( ) ) )
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{
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KMessageBox::error( this, i18n( "The sky vector may not be a null vector." ),
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i18n( "Error" ) );
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m_pSky->setFocus( );
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return false;
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}
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if( !m_pDirection->isDataValid( ) )
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return false;
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if( approxZero( m_pDirection->vector( ).abs( ) ) )
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{
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KMessageBox::error( this, i18n( "The direction vector may not be a null vector." ),
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i18n( "Error" ) );
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m_pDirection->setFocus( );
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return false;
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}
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if( !m_pRight->isDataValid( ) )
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return false;
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if( approxZero( m_pRight->vector( ).abs( ) ) )
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{
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KMessageBox::error( this, i18n( "The right vector may not be a null vector." ),
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i18n( "Error" ) );
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m_pRight->setFocus( );
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return false;
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}
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if( !m_pUp->isDataValid( ) )
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return false;
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if( approxZero( m_pUp->vector( ).abs( ) ) )
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{
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KMessageBox::error( this, i18n( "The up vector may not be a null vector." ),
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i18n( "Error" ) );
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m_pDirection->setFocus( );
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return false;
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}
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if( !m_pLookAt->isDataValid( ) )
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return false;
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if( m_pEnableAngle->isChecked( ) && !m_pAngle->isDataValid( ) )
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return false;
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if( ( m_pCameraType->currentItem( ) == 0 ) && m_pEnableAngle->isChecked( ) )
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{
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double angle = m_pAngle->value( );
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if( angle >= 180.0 )
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{
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KMessageBox::error( this, i18n( "Angle has to be smaller than 180"
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" degrees for that camera type." ),
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i18n( "Error" ) );
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m_pAngle->setFocus( );
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return false;
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}
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}
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if( m_pFocalBlur->isChecked( ) )
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{
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if( !m_pAperture->isDataValid( ) )
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return false;
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if( !m_pBlurSamples->isDataValid( ) )
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return false;
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if( !m_pFocalPoint->isDataValid( ) )
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return false;
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if( !m_pConfidence->isDataValid( ) )
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return false;
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if( !m_pVariance->isDataValid( ) )
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return false;
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}
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return Base::isDataValid( );
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}
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void PMCameraEdit::slotCameraTypeActivated( int index )
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{
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if( index == 6 )
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{
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m_pCylinderType->show( );
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m_pCylinderTypeLabel->show( );
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}
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else
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{
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m_pCylinderType->hide( );
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m_pCylinderTypeLabel->hide( );
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}
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if( ( index == 1 ) || ( index == 4 ) || ( index == 5 ) )
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{
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m_pAngle->hide( );
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m_pEnableAngle->hide( );
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}
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else
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{
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m_pAngle->show( );
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m_pEnableAngle->show( );
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}
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if( index == 0 )
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m_pFocalBlur->show( );
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else
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m_pFocalBlur->hide( );
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enableFocalWidgets( m_pFocalBlur->isChecked( ) && ( index == 0 ) );
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emit sizeChanged( );
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emit dataChanged( );
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}
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void PMCameraEdit::slotCylinderTypeActivated( int )
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{
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emit dataChanged( );
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}
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void PMCameraEdit::slotFocalBlurToggled( bool on )
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{
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enableFocalWidgets( on && ( m_pCameraType->currentItem( ) == 0 ) );
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emit dataChanged( );
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}
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void PMCameraEdit::slotAngleToggled( bool on )
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{
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m_pAngle->setEnabled( on );
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emit dataChanged( );
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}
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void PMCameraEdit::slotAngleChanged( )
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{
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/*
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if( ( m_pCameraType->currentItem( ) == 0 ) && m_pEnableAngle->isChecked( ) )
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{
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// Only change direction's value in perspective and with an enabled angle
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disconnect( m_pDirection, TQT_SIGNAL( dataChanged( ) ), 0, 0 );
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m_pDirection->setVector( 0.5 * m_pRight->vector( ) / tan( 2 * deg2Rad( m_pAngle->value( ) ) ) );
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connect( m_pDirection, TQT_SIGNAL( dataChanged( ) ), TQT_SLOT( slotDirectionChanged( ) ) );
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}
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*/
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emit dataChanged( );
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}
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void PMCameraEdit::slotDirectionChanged( )
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{
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calculateCameraAngle( );
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emit dataChanged( );
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}
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void PMCameraEdit::slotRightChanged( )
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{
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calculateCameraAngle( );
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emit dataChanged( );
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}
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void PMCameraEdit::calculateCameraAngle( )
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{
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if( ( m_pCameraType->currentItem( ) == 0 ) && !m_pEnableAngle->isChecked( ) )
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{
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// Only change angle's value in perspective and with a disabled angle
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double rl = m_pRight->vector( ).abs( );
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double dl = m_pDirection->vector( ).abs( );
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if( ( rl > 0 ) && ( dl > 0 ) )
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{
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bool sb = m_pAngle->signalsBlocked( );
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m_pAngle->blockSignals( true );
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m_pAngle->setValue( rad2Deg( 2 * atan2( 0.5 * rl, dl ) ) );
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m_pAngle->blockSignals( sb );
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}
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}
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}
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void PMCameraEdit::enableFocalWidgets( bool on )
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{
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TQPtrListIterator<TQWidget> it( m_focalWidgets );
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for( ; it.current( ); ++it )
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{
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if( on )
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it.current( )->show( );
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else
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it.current( )->hide( );
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}
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emit sizeChanged( );
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}
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#include "pmcameraedit.moc"
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