X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=lib%2FcpBaseQtApplication%2FPipeline%2FCanvas.cxx;fp=lib%2FcpBaseQtApplication%2FPipeline%2FCanvas.cxx;h=0000000000000000000000000000000000000000;hb=2e142df11d6f312a2a2b5097b8da73571ed523e8;hp=8457187719a91b8cf73799d3afc8ca83f64462ff;hpb=61b3659afe961ed248f30e26f9ca8f28fcfafddc;p=cpPlugins.git

diff --git a/lib/cpBaseQtApplication/Pipeline/Canvas.cxx b/lib/cpBaseQtApplication/Pipeline/Canvas.cxx
deleted file mode 100644
index 8457187..0000000
--- a/lib/cpBaseQtApplication/Pipeline/Canvas.cxx
+++ /dev/null
@@ -1,452 +0,0 @@
-#include <cpBaseQtApplication/Pipeline/Canvas.h>
-#include <cpBaseQtApplication/Pipeline/EventFilter.h>
-#include <cpBaseQtApplication/Pipeline/Block.h>
-#include <cpBaseQtApplication/Pipeline/Connection.h>
-#include <cpBaseQtApplication/Pipeline/Port.h>
-
-#include <QDragEnterEvent>
-#include <QInputDialog>
-#include <QMessageBox>
-#include <QWheelEvent>
-#include <QTreeWidget>
-
-// -------------------------------------------------------------------------
-cpBaseQtApplication::Pipeline::Canvas::
-Canvas( QWidget* parent )
-  : Superclass( parent ),
-    m_Workspace( NULL ),
-    m_ActualConnection( NULL ),
-    m_OutputPortReceiver( NULL ),
-    m_OutputPortSlot( "" )
-{
-  this->m_Scene = new QGraphicsScene( this );
-  this->setScene( this->m_Scene );
-  this->setRenderHint( QPainter::Antialiasing );
-  this->setAcceptDrops( true );
-
-  this->m_EventFilter = new EventFilter( this );
-  this->m_EventFilter->setCanvas( this );
-  this->m_EventFilter->install( this->m_Scene );
-}
-
-// -------------------------------------------------------------------------
-cpBaseQtApplication::Pipeline::Canvas::
-~Canvas( )
-{
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-clear( )
-{
-  qDeleteAll( this->m_Scene->items( ) );
-  this->m_Blocks.clear( );
-  this->m_ActualConnection = NULL;
-}
-
-// -------------------------------------------------------------------------
-cpBaseQtApplication::Pipeline::Canvas::
-TWorkspace* cpBaseQtApplication::Pipeline::Canvas::
-workspace( )
-{
-  return( this->m_Workspace );
-}
-
-// -------------------------------------------------------------------------
-const cpBaseQtApplication::Pipeline::Canvas::
-TWorkspace* cpBaseQtApplication::Pipeline::Canvas::
-workspace( ) const
-{
-  return( this->m_Workspace );
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-setWorkspace( TWorkspace* ws )
-{
-  if( this->m_Workspace != ws )
-  {
-    this->clear( );
-    this->m_Workspace = ws;
-
-  } // fi
-  this->_redrawWorkspace( );
-}
-
-// -------------------------------------------------------------------------
-std::string cpBaseQtApplication::Pipeline::Canvas::
-addFilter( const std::string& cat, const std::string& fil, const QPointF& pos )
-{
-  auto filter = this->m_Workspace->CreateFilter( cat, fil );
-  Block* b = new Block( filter, NULL, this->m_Scene );
-  b->setPos( pos );
-  if( this->m_OutputPortReceiver != NULL )
-    b->connectOutputPortSlot(
-      this->m_OutputPortReceiver, this->m_OutputPortSlot.c_str( )
-      );
-  std::string name = filter->GetName( );
-  this->m_Blocks[ name ] = b;
-  return( name );
-}
-
-// -------------------------------------------------------------------------
-bool cpBaseQtApplication::Pipeline::Canvas::
-connectOutputPortSlot( QObject* receiver, const char* slot )
-{
-  this->m_OutputPortReceiver = receiver;
-  this->m_OutputPortSlot = slot;
-  bool ok = true;
-  for( auto b : this->m_Blocks )
-    ok &= b.second->connectOutputPortSlot( receiver, slot );
-  return( ok );
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-rename( QGraphicsItem* item )
-{
-  if( this->m_Workspace == NULL )
-    return;
-
-  Block* b = dynamic_cast< Block* >( item );
-  if( b != NULL )
-  {
-    std::string old_n = b->filter( )->GetName( );
-    bool ok;
-    std::string new_n =
-      QInputDialog::getText(
-        dynamic_cast< QWidget* >( this->parent( ) ),
-        "Change filter name",
-        "Filter name:",
-        QLineEdit::Normal,
-        old_n.c_str( ),
-        &ok
-        ).toStdString( );
-    if( ok && new_n != "" && old_n != new_n )
-    {
-      if( this->m_Workspace->RenameFilter( old_n, new_n ) )
-      {
-        auto bIt = this->m_Blocks.find( old_n );
-        this->m_Blocks[ new_n ] = bIt->second;
-        bIt->second->setNamePort( new_n.c_str( ) );
-        this->m_Blocks.erase( bIt );
-
-      } // fi
-
-    } // fi
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-exposePort( QGraphicsItem* item )
-{
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-moveConnection( const QPointF& pnt )
-{
-  if( this->m_ActualConnection != NULL )
-  {
-     if( this->m_ActualConnection->port1( ) == NULL )
-       this->m_ActualConnection->setPos1( pnt );
-     else if( this->m_ActualConnection->port2( ) == NULL )
-       this->m_ActualConnection->setPos2( pnt );
-     this->m_ActualConnection->updatePath( );
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-grab( const QPointF& pnt )
-{
-  QGraphicsItem* item = this->m_Scene->itemAt( pnt );
-  OutputPort* oport = dynamic_cast< OutputPort* >( item );
-  if( oport != NULL )
-  {
-    // Start new connection
-    this->m_ActualConnection = new Connection( 0, this->m_Scene );
-    this->m_ActualConnection->setPort1( oport );
-    this->m_ActualConnection->setPos1( oport->scenePos( ) );
-    this->m_ActualConnection->setPos2( pnt );
-    this->m_ActualConnection->updatePosFromPorts( );
-    this->m_ActualConnection->updatePath( );
-
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-release( const QPointF& pnt )
-{
-  if( this->m_ActualConnection == NULL || this->m_Workspace == NULL )
-    return;
-
-  QGraphicsItem* item = this->m_Scene->itemAt( pnt );
-  InputPort* iport = dynamic_cast< InputPort* >( item );
-  OutputPort* oport =
-    dynamic_cast< OutputPort* >( this->m_ActualConnection->port1( ) );
-  if( iport != NULL && oport != NULL )
-  {
-    Block* iblock = iport->block( );
-    Block* oblock = oport->block( );
-    std::string ofil = oblock->namePort( ).toStdString( );
-    std::string dfil = iblock->namePort( ).toStdString( );
-    std::string oname = oport->name( ).toStdString( );
-    std::string dname = iport->name( ).toStdString( );
-    try
-    {
-      if( this->m_Workspace->Connect( ofil, oname, dfil, dname ) )
-      {
-        this->m_ActualConnection->setPos2( iport->scenePos( ) );
-        this->m_ActualConnection->setPort2( iport );
-        this->m_ActualConnection->updatePosFromPorts( );
-        this->m_ActualConnection->updatePath( );
-      }
-      else
-        delete this->m_ActualConnection;
-    }
-    catch( std::exception& err )
-    {
-      delete this->m_ActualConnection;
-      QMessageBox::critical(
-        NULL,
-        QMessageBox::tr( "Error connecting ports" ),
-        QMessageBox::tr( err.what( ) )
-        );
-
-    } // yrt
-    this->m_ActualConnection = NULL;
-  }
-  else
-  {
-    delete this->m_ActualConnection;
-    this->m_ActualConnection = NULL;
-    
-  } // fi
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-keyPressEvent( QKeyEvent* event )
-{
-  static const int del_key = 16777223;
-  if( this->m_Workspace == NULL )
-    return;
-
-  switch( event->key( ) )
-  {
-  case del_key:
-  {
-    // Get items to delete
-    auto _items = this->items( );
-    auto i = _items.begin( );
-    std::set< Block* > blocks_to_delete;
-    std::set< Connection* > connections_to_delete;
-    while( i != _items.end( ) )
-    {
-      if( ( *i )->isSelected( ) )
-      {
-        Block* b = dynamic_cast< Block* >( *i );
-        Connection* c = dynamic_cast< Connection* >( *i );
-        if( b != NULL )
-        {
-          blocks_to_delete.insert( b );
-          auto inputs = b->filter( )->GetInputsNames( );
-          for( auto inIt : inputs )
-          {
-            InputPort* p = b->inputPort( inIt.c_str( ) );
-            for( unsigned int j = 0; j < p->numberOfConnections( ); ++j )
-              connections_to_delete.insert( p->connection( j ) );
-
-          } // rof
-          auto outputs = b->filter( )->GetOutputsNames( );
-          for( auto outIt : outputs )
-          {
-            OutputPort* p = b->outputPort( outIt.c_str( ) );
-            auto& conns = p->connections( );
-            for( unsigned int j = 0; j < conns.size( ); ++j )
-              connections_to_delete.insert( conns[ j ] );
-
-          } // rof
-        }
-        else if( c != NULL )
-          connections_to_delete.insert( c );
-
-      } // fi
-      i++;
-
-    } // elihw
-
-    // Delete connections
-    for( auto conn : connections_to_delete )
-    {
-      OutputPort* oport = conn->port1( );
-      InputPort* iport = conn->port2( );
-      Block* oblock = oport->block( );
-      Block* iblock = iport->block( );
-      if(
-        this->m_Workspace->Disconnect(
-          oblock->namePort( ).toStdString( ),
-          oport->name( ).toStdString( ),
-          iblock->namePort( ).toStdString( ),
-          iport->name( ).toStdString( )
-          )
-        )
-        delete conn;
-
-    } // rof
-
-    // Delete blocks
-    for( auto block : blocks_to_delete )
-      if(
-        this->m_Workspace->RemoveFilter( block->namePort( ).toStdString( ) )
-        )
-        delete block;
-  }
-  break;
-  default:
-    break;
-  } // hctiws
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-wheelEvent( QWheelEvent* event )
-{
-  this->_scaleView(
-    std::pow( double( 2 ), event->delta( ) / double( 240 ) )
-    );
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-dragEnterEvent( QDragEnterEvent* event )
-{
-  const QMimeData* mime = event->mimeData( );
-  if( mime->hasFormat( "application/x-qabstractitemmodeldatalist" ) )
-    event->acceptProposedAction( );
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-dragLeaveEvent( QDragLeaveEvent* event )
-{
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-dragMoveEvent( QDragMoveEvent* event )
-{
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-dropEvent( QDropEvent* event )
-{
-  if( this->m_Workspace == NULL )
-    return;
-  const QMimeData* mime = event->mimeData( );
-  if( !( mime->hasFormat( "application/x-qabstractitemmodeldatalist" ) ) )
-    return;
-  event->acceptProposedAction( );
-  auto tree = dynamic_cast< QTreeWidget* >( event->source( ) );
-  if( tree == NULL )
-    return;
-
-  QPointF p = this->mapToScene( event->pos( ) );
-  QList< QTreeWidgetItem* > items = tree->selectedItems( );
-  for( auto iIt = items.begin( ); iIt != items.end( ); ++iIt )
-  {
-    auto parent = ( *iIt )->parent( );
-    if( parent != NULL )
-      this->addFilter(
-        parent->text( 0 ).toStdString( ),
-        ( *iIt )->text( 0 ).toStdString( ),
-        p
-        );
-
-  } // rof
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-_scaleView( qreal scaleFactor )
-{
-  qreal factor = this->transform( ).
-    scale( scaleFactor, scaleFactor ).
-    mapRect( QRectF( 0, 0, 1, 1 ) ).
-    width( );
-  if( factor < qreal( 0.07 ) || factor > qreal( 100 ) )
-    return;
-  this->scale( scaleFactor, scaleFactor );
-}
-
-// -------------------------------------------------------------------------
-void cpBaseQtApplication::Pipeline::Canvas::
-_redrawWorkspace( )
-{
-  // Get filters names
-  if( this->m_Workspace == NULL )
-    return;
-  auto fnames = this->m_Workspace->GetFiltersNames( );
-
-  // Create blocks
-  for( auto fname : fnames )
-  {
-    auto filter = this->m_Workspace->GetFilter( fname );
-    Block* b = new Block( filter, NULL, this->m_Scene );
-    b->setPos( filter->GetViewX( ), filter->GetViewY( ) );
-    if( this->m_OutputPortReceiver != NULL )
-      b->connectOutputPortSlot(
-        this->m_OutputPortReceiver, this->m_OutputPortSlot.c_str( )
-        );
-    this->m_Blocks[ filter->GetName( ) ] = b;
-
-  } // rof
-
-  // Create connections
-  for( auto b : this->m_Blocks )
-  {
-    auto filter = b.second->filter( );
-    auto inputs = filter->GetInputsNames( );
-    for( auto in : inputs )
-    {
-      for( unsigned int id = 0; id < filter->GetInputSize( in ); ++id )
-      {
-        auto inData = filter->GetInput( in, id );
-        if( inData != NULL )
-        {
-          auto src = inData->GetSource( );
-          auto outputs = src->GetOutputsNames( );
-          std::string outName = "";
-          for( auto out : outputs )
-            if( src->GetOutput( out ) == inData )
-              outName = out;
-          auto c = this->m_Blocks.find( src->GetName( ) );
-          auto b_src = c->second;
-          auto b_des = b.second;
-          auto oport = b_src->outputPort( outName.c_str( ) );
-          auto iport = b_des->inputPort( in.c_str( ) );
-
-          auto conn = new Connection( 0, this->m_Scene );
-          conn->setPort1( oport );
-          conn->setPort2( iport );
-          conn->setPos1( oport->scenePos( ) );
-          conn->setPos2( iport->scenePos( ) );
-          conn->updatePosFromPorts( );
-          conn->updatePath( );
-
-        } // fi
-
-      } // rof
-
-    } // rof
-
-  } // rof
-}
-
-// eof - $RCSfile$