Paint the connection text, boxes separately.
--HG-- branch : dfighter-tools
This commit is contained in:
parent
aef69eef64
commit
7c930366de
4 changed files with 60 additions and 4 deletions
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@ -38,8 +38,6 @@ QWidget( parent )
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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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m_scene->addSimpleText( "Hello" );
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connect( m_scene, SIGNAL( selectionChanged() ), this, SLOT( onSelectionChanged() ) );
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connect( m_scene, SIGNAL( selectionChanged() ), this, SLOT( onSelectionChanged() ) );
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}
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}
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@ -58,7 +58,10 @@ void ExpressionLink::nodeMoved()
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void ExpressionLink::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget )
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void ExpressionLink::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget )
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{
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{
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setPen( QPen( Qt::black ) );
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QPen p;
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p.setColor( Qt::black );
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p.setWidth( 5 );
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setPen( p );
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QGraphicsLineItem::paint( painter, option, widget );
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QGraphicsLineItem::paint( painter, option, widget );
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}
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}
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@ -40,6 +40,7 @@ QRectF ExpressionNode::boundingRect() const
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void ExpressionNode::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget )
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void ExpressionNode::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget )
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{
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{
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QBrush br;
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QBrush br;
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QBrush boxBrush;
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QPen p;
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QPen p;
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QColor c;
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QColor c;
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@ -62,7 +63,6 @@ void ExpressionNode::paint( QPainter *painter, const QStyleOptionGraphicsItem *o
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painter->setPen( p );
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painter->setPen( p );
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painter->drawText( header, Qt::AlignCenter, "Something" );
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painter->drawText( header, Qt::AlignCenter, "Something" );
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if( option->state & QStyle::State_Selected )
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if( option->state & QStyle::State_Selected )
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{
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{
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p.setStyle( Qt::DotLine );
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p.setStyle( Qt::DotLine );
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@ -73,6 +73,8 @@ void ExpressionNode::paint( QPainter *painter, const QStyleOptionGraphicsItem *o
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painter->setPen( p );
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painter->setPen( p );
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painter->drawRect( rect );
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painter->drawRect( rect );
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painter->drawRect( header );
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painter->drawRect( header );
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paintConnections( painter );
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}
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}
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@ -84,4 +86,55 @@ void ExpressionNode::mouseMoveEvent( QGraphicsSceneMouseEvent *e )
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QGraphicsItem::mouseMoveEvent( e );
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QGraphicsItem::mouseMoveEvent( e );
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}
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}
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void ExpressionNode::paintConnections( QPainter *painter )
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{
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QRectF rect = boundingRect();
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QBrush boxBrush;
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QPen p;
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boxBrush.setColor( Qt::black );
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boxBrush.setStyle( Qt::SolidPattern );
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p.setColor( Qt::black );
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QRectF box = rect;
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QRectF tbox = rect;
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qreal wh = 10.0;
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qreal tw = 25.0;
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qreal th = 12.0;
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box.setTopLeft( QPoint( 0, rect.height() * 0.5 ) );
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box.setHeight( wh );
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box.setWidth( wh );
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painter->fillRect( box, boxBrush );
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tbox.setTopLeft( QPoint( 15, rect.height() * 0.50 ) );
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tbox.setHeight( th );
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tbox.setWidth( tw );
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painter->setPen( p );
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painter->drawText( tbox, Qt::AlignCenter, "Out" );
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for( int i = 0; i < 3; i++ )
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{
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qreal x = rect.width() - wh;
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qreal y = 30 + i * 20;
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qreal tx = x - 5 - tw;
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qreal ty = y - 2;
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box.setTopLeft( QPoint( x, y ) );
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box.setHeight( wh );
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box.setWidth( wh );
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painter->fillRect( box, boxBrush );
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tbox.setTopLeft( QPoint( tx, ty ) );
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tbox.setHeight( th );
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tbox.setWidth( tw );
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QString text = 'A' + i;
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painter->drawText( tbox, Qt::AlignRight, text );
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}
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}
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@ -40,6 +40,8 @@ protected:
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void mouseMoveEvent( QGraphicsSceneMouseEvent *e );
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void mouseMoveEvent( QGraphicsSceneMouseEvent *e );
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private:
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private:
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void paintConnections( QPainter *painter );
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ExpressionLink *m_link;
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ExpressionLink *m_link;
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};
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};
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