Base class for the mesh element information widget. More...

#include <SMESHGUI_MeshInfo.h>

Inheritance diagram for SMESHGUI_ElemInfo:

Data Structures
struct	XYZ
Public Member Functions
	SMESHGUI_ElemInfo (QWidget *=0)
	Constructor.
	~SMESHGUI_ElemInfo ()
	Destructor.
void	setSource (SMESH_Actor *)
	Set mesh data source (actor)
void	showInfo (long, bool)
	Show mesh element information.
void	showInfo (QSet< long >, bool)
	Show mesh element information.
void	clear ()
	Clear mesh element information widget.
Protected Types
typedef QMap< int, QList< int > >	Connectivity
Protected Member Functions
QWidget *	frame () const
	Get central area widget.
SMESH_Actor *	actor () const
	Get actor.
bool	isElements () const
	Get current info mode.
virtual void	information (const QList< long > &)=0
	Show information on the specified nodes / elements.
virtual void	clearInternal ()
	Internal clean-up (reset widget)
Connectivity	nodeConnectivity (const SMDS_MeshNode *)
	Get node connectivity.
QString	formatConnectivity (Connectivity, int)
	Format connectivity data to string representation.
XYZ	gravityCenter (const SMDS_MeshElement *)
	Calculate gravity center of the mesh element.
Private Slots
void	showPrevious ()
	This slot is called from "Show Previous" button click.
void	showNext ()
	This slot is called from "Show Next" button click.
void	updateControls ()
	Update widgets state.
Private Attributes
SMESH_Actor *	myActor
QList< long >	myIDs
int	myIsElement
QWidget *	myFrame
QWidget *	myExtra
QLabel *	myCurrent
QPushButton *	myPrev
QPushButton *	myNext
int	myIndex

Detailed Description

Base class for the mesh element information widget.

Definition at line 117 of file SMESHGUI_MeshInfo.h.

Member Typedef Documentation

typedef QMap< int, QList<int> > SMESHGUI_ElemInfo.Connectivity [protected]

Definition at line 141 of file SMESHGUI_MeshInfo.h.

Constructor & Destructor Documentation

SMESHGUI_ElemInfo::SMESHGUI_ElemInfo ( QWidget * parent = 0 )

Constructor.

Parameters:

parent parent widget

Definition at line 468 of file SMESHGUI_MeshInfo.cxx.

References clear(), myCurrent, myExtra, myFrame, myNext, myPrev, showNext(), and showPrevious().

: QWidget( parent ), myActor( 0 ), myIsElement( -1 )
{
  myFrame = new QWidget( this );
  myExtra = new QWidget( this );
  myCurrent = new QLabel( "10/43 items shown", myExtra );
  myCurrent->setAlignment( Qt::AlignRight | Qt::AlignVCenter );
  myPrev = new QPushButton( tr( "<<" ), myExtra );
  myNext = new QPushButton( tr( ">>" ), myExtra );
  QHBoxLayout* hbl = new QHBoxLayout( myExtra );
  hbl->setContentsMargins( 0, SPACING, 0, 0 );
  hbl->setSpacing( SPACING );
  hbl->addStretch();
  hbl->addWidget( myCurrent );
  hbl->addWidget( myPrev );
  hbl->addWidget( myNext );
  QVBoxLayout* vbl = new QVBoxLayout( this );
  vbl->setMargin( 0 );
  vbl->setSpacing( 0 );
  vbl->addWidget( myFrame );
  vbl->addWidget( myExtra );
  connect( myPrev, SIGNAL( clicked() ), this, SLOT( showPrevious() ) );
  connect( myNext, SIGNAL( clicked() ), this, SLOT( showNext() ) );
  clear();
}

SMESHGUI_ElemInfo::~SMESHGUI_ElemInfo ( )

Destructor.

Definition at line 497 of file SMESHGUI_MeshInfo.cxx.

{
}

Member Function Documentation

SMESH_Actor * SMESHGUI_ElemInfo::actor ( ) const [protected]

Get actor.

Returns:: actor being used

Definition at line 568 of file SMESHGUI_MeshInfo.cxx.

References myActor.

Referenced by SMESHGUI_TreeElemInfo.information(), SMESHGUI_SimpleElemInfo.information(), and setSource().

{
  return myActor;
}

void SMESHGUI_ElemInfo::clear ( )

Clear mesh element information widget.

Definition at line 547 of file SMESHGUI_MeshInfo.cxx.

References clearInternal(), myIDs, myIndex, and updateControls().

Referenced by setSource(), SMESHGUI_MeshInfoDlg.showInfo(), and SMESHGUI_ElemInfo().

{
  myIDs.clear();
  myIndex = 0;
  clearInternal();
  updateControls();
}

void SMESHGUI_ElemInfo::clearInternal ( ) [protected, virtual]

Internal clean-up (reset widget)

Reimplemented in SMESHGUI_SimpleElemInfo, and SMESHGUI_TreeElemInfo.

Definition at line 594 of file SMESHGUI_MeshInfo.cxx.

Referenced by clear().

{
}

QString SMESHGUI_ElemInfo::formatConnectivity	(	Connectivity	connectivity,
		int	type
	)		`[protected]`

Format connectivity data to string representation.

Parameters:

connectivity	connetivity map
type	element type

Returns:: string representation of the connectivity

Definition at line 622 of file SMESHGUI_MeshInfo.cxx.

Referenced by SMESHGUI_TreeElemInfo.information(), and SMESHGUI_SimpleElemInfo.information().

{
  QStringList str;
  if ( connectivity.contains( type ) ) {
    QList<int> elements = connectivity[ type ];
    qSort( elements );
    foreach( int id, elements )
      str << QString::number( id );
  }
  return str.join( " " );
}

QWidget * SMESHGUI_ElemInfo::frame ( ) const [protected]

Get central area widget.

Returns:: central widget

Definition at line 559 of file SMESHGUI_MeshInfo.cxx.

References myFrame.

Referenced by SMESHGUI_SimpleElemInfo.SMESHGUI_SimpleElemInfo(), and SMESHGUI_TreeElemInfo.SMESHGUI_TreeElemInfo().

{
  return myFrame;
}

SMESHGUI_ElemInfo::XYZ SMESHGUI_ElemInfo::gravityCenter ( const SMDS_MeshElement * element ) [protected]

Calculate gravity center of the mesh element.

Parameters:

element mesh element

Definition at line 638 of file SMESHGUI_MeshInfo.cxx.

References SMESHGUI_ElemInfo.XYZ.add(), SMESHGUI_ElemInfo.XYZ.divide(), SMDS_MeshElement.NbNodes(), ex29_refine.node(), SMDS_MeshElement.nodesIterator(), SMDS_MeshNode.X(), SMESH_AdvancedEditor.xyz, SMDS_MeshNode.Y(), and SMDS_MeshNode.Z().

Referenced by SMESHGUI_TreeElemInfo.information(), and SMESHGUI_SimpleElemInfo.information().

{
  XYZ xyz;
  if ( element ) {
    SMDS_ElemIteratorPtr nodeIt = element->nodesIterator();
    while ( nodeIt->more() ) {
      const SMDS_MeshNode* node = static_cast<const SMDS_MeshNode*>( nodeIt->next() );
      xyz.add( node->X(), node->Y(), node->Z() );
    }
    xyz.divide( element->NbNodes() );
  }
  return xyz;
}

void SMESHGUI_ElemInfo::information ( const QList< long > & ids ) [protected, pure virtual]

Show information on the specified nodes / elements.

This function is to be redefined in sub-classes.

Parameters:

ids	nodes / elements identifiers information is to be shown on

Implemented in SMESHGUI_SimpleElemInfo, and SMESHGUI_TreeElemInfo.

Referenced by showInfo(), showNext(), and showPrevious().

bool SMESHGUI_ElemInfo::isElements ( ) const [protected]

Get current info mode.

Returns:: true if mesh element information is shown or false if node information is shown

Definition at line 577 of file SMESHGUI_MeshInfo.cxx.

References myIsElement.

Referenced by SMESHGUI_TreeElemInfo.information(), and SMESHGUI_SimpleElemInfo.information().

{
  return myIsElement;
}

SMESHGUI_ElemInfo::Connectivity SMESHGUI_ElemInfo::nodeConnectivity ( const SMDS_MeshNode * node ) [protected]

Get node connectivity.

Parameters:

node mesh node

Returns:: node connectivity map

Definition at line 603 of file SMESHGUI_MeshInfo.cxx.

References SMDS_MeshElement.GetID(), SMDS_MeshNode.GetInverseElementIterator(), and SMDS_MeshElement.GetType().

Referenced by SMESHGUI_TreeElemInfo.information(), and SMESHGUI_SimpleElemInfo.information().

{
  Connectivity elmap;
  if ( node ) {
    SMDS_ElemIteratorPtr it = node->GetInverseElementIterator();
    while ( it && it->more() ) {
      const SMDS_MeshElement* ne = it->next();
      elmap[ ne->GetType() ] << ne->GetID();
    }
  }
  return elmap;
}

void SMESHGUI_ElemInfo::setSource ( SMESH_Actor * actor )

Set mesh data source (actor)

Parameters:

actor mesh object actor

Definition at line 505 of file SMESHGUI_MeshInfo.cxx.

References actor(), clear(), myActor, and myIsElement.

Referenced by SMESHGUI_MeshInfoDlg.showInfo().

{
  if ( myActor != actor ) {
    myActor = actor;
    myIsElement = -1;
    clear();
  }
}

void SMESHGUI_ElemInfo::showInfo	(	long	id,
		bool	isElem
	)

Show mesh element information.

Parameters:

id	mesh node / element ID
isElem	show mesh element information if `true` or mesh node information if `false`

Definition at line 519 of file SMESHGUI_MeshInfo.cxx.

References SMESH_test.ids.

Referenced by SMESHGUI_MeshInfoDlg.idChanged(), and SMESHGUI_MeshInfoDlg.showInfo().

{
  QSet<long> ids;
  ids << id;
  showInfo( ids, isElem );
}

void SMESHGUI_ElemInfo::showInfo	(	QSet< long >	ids,
		bool	isElem
	)

Show mesh element information.

Parameters:

ids	mesh nodes / elements identifiers
isElem	show mesh element information if `true` or mesh node information if `false`

Definition at line 531 of file SMESHGUI_MeshInfo.cxx.

References information(), myIDs, myIndex, myIsElement, and updateControls().

{
  QList<long> newIds = ids.toList();
  qSort( newIds );
  if ( myIDs == newIds && myIsElement == isElem ) return;

  myIDs = newIds;
  myIsElement = isElem;
  myIndex = 0;
  updateControls();
  information( myIDs.mid( myIndex*MAXITEMS, MAXITEMS ) );
}

void SMESHGUI_ElemInfo::showNext ( ) [private, slot]

This slot is called from "Show Next" button click.

Shows information on the next group of the items.

Definition at line 667 of file SMESHGUI_MeshInfo.cxx.

References information(), MAXITEMS, myIDs, myIndex, and updateControls().

Referenced by SMESHGUI_ElemInfo().

{
  myIndex = qMin( myIndex+1, myIDs.count() / MAXITEMS );
  updateControls();
  information( myIDs.mid( myIndex*MAXITEMS, MAXITEMS ) );
}

void SMESHGUI_ElemInfo::showPrevious ( ) [private, slot]

This slot is called from "Show Previous" button click.

Shows information on the previous group of the items.

Definition at line 656 of file SMESHGUI_MeshInfo.cxx.

References information(), myIDs, myIndex, and updateControls().

Referenced by SMESHGUI_ElemInfo().

{
  myIndex = qMax( 0, myIndex-1 );
  updateControls();
  information( myIDs.mid( myIndex*MAXITEMS, MAXITEMS ) );
}

void SMESHGUI_ElemInfo::updateControls ( ) [private, slot]

Update widgets state.

Definition at line 677 of file SMESHGUI_MeshInfo.cxx.

References MAXITEMS, myCurrent, myExtra, myIDs, myIndex, myNext, and myPrev.

Referenced by clear(), showInfo(), showNext(), and showPrevious().

{
  myExtra->setVisible( myIDs.count() > MAXITEMS );
  myCurrent->setText( tr( "X_FROM_Y_ITEMS_SHOWN" ).arg( myIndex*MAXITEMS+1 ).arg(qMin(myIndex*MAXITEMS+MAXITEMS, myIDs.count())).arg( myIDs.count() ) );
  myPrev->setEnabled( myIndex > 0 );
  myNext->setEnabled( (myIndex+1)*MAXITEMS < myIDs.count() );
}