mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-12-30 04:40:53 +00:00
Added link action.
--HG-- branch : dfighter-tools
This commit is contained in:
parent
e2ea5a74b8
commit
83566116d9
2 changed files with 24 additions and 8 deletions
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@ -28,7 +28,7 @@ QWidget( parent )
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{
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{
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m_ui.setupUi( this );
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m_ui.setupUi( this );
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m_hasSelection = false;
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m_selectionCount = 0;
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m_scene = new QGraphicsScene( this );
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m_scene = new QGraphicsScene( this );
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m_ui.view->setScene( m_scene );
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m_ui.view->setScene( m_scene );
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@ -51,10 +51,16 @@ void ExpressionEditor::contextMenuEvent( QContextMenuEvent *e )
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a = menu.addAction( "Add rect" );
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a = menu.addAction( "Add rect" );
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connect( a, SIGNAL( triggered() ), this, SLOT( onAddRect() ) );
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connect( a, SIGNAL( triggered() ), this, SLOT( onAddRect() ) );
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if( m_hasSelection )
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if( m_selectionCount > 0 )
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{
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{
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a = menu.addAction( "Remove" );
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a = menu.addAction( "Remove" );
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connect( a, SIGNAL( triggered() ), this, SLOT( onDeleteSelection() ) );
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connect( a, SIGNAL( triggered() ), this, SLOT( onDeleteSelection() ) );
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if( m_selectionCount == 2 )
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{
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a = menu.addAction( "Link" );
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connect( a, SIGNAL( triggered() ), this, SLOT( onLinkItems() ) );
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}
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}
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}
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menu.exec( e->globalPos() );
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menu.exec( e->globalPos() );
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@ -78,11 +84,19 @@ void ExpressionEditor::onDeleteSelection()
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void ExpressionEditor::onSelectionChanged()
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void ExpressionEditor::onSelectionChanged()
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{
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{
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QList< QGraphicsItem* > l = m_scene->selectedItems();
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QList< QGraphicsItem* > l = m_scene->selectedItems();
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if( l.isEmpty() )
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m_selectionCount = l.count();
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m_hasSelection = false;
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}
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else
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m_hasSelection = true;
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void ExpressionEditor::onLinkItems()
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{
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QList< QGraphicsItem* > l = m_scene->selectedItems();
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QGraphicsItem *from = l[ 0 ];
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QGraphicsItem *to = l[ 1 ];
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QGraphicsLineItem *line = new QGraphicsLineItem();
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line->setLine( QLineF( from->pos(), to->pos() ) );
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line->setPen( QPen( Qt::darkRed, 1.0 ) );
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m_scene->addItem( line );
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}
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}
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@ -38,12 +38,14 @@ private Q_SLOTS:
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void onAddRect();
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void onAddRect();
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void onDeleteSelection();
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void onDeleteSelection();
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void onSelectionChanged();
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void onSelectionChanged();
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void onLinkItems();
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private:
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private:
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Ui::ExpressionEditor m_ui;
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Ui::ExpressionEditor m_ui;
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QGraphicsScene *m_scene;
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QGraphicsScene *m_scene;
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bool m_hasSelection;
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int m_selectionCount;
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};
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};
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#endif
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#endif
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