Allow painting of arbitrary number of connection slots.

--HG--
branch : dfighter-tools

code/studio/src/plugins/gui_editor/expression_node.cpp

@@ -102,6 +102,10 @@ QGraphicsItem( parent )
 {
 	m_w = 100;
 	m_h = 100;
+	m_hh = 20.0;
+
+	if( slotCount > 3 )
+		m_h = m_h + 20.0 * ( slotCount - 3 );
 
 	createSlots( slotCount );
 }
@@ -128,7 +132,7 @@ void ExpressionNode::paint( QPainter *painter, const QStyleOptionGraphicsItem *o
 
 	QRectF rect = boundingRect();
 	QRectF header = rect;
-	header.setHeight( header.height() * 0.2 );
+	header.setHeight( m_hh );
 
 	// Draw filled rectangle, header
 	c.setRed( 44 );

code/studio/src/plugins/gui_editor/expression_node.h

@@ -56,8 +56,9 @@ private:
 	void createSlots( int count = 3 );
 	void paintSlots( QPainter *painter );
 
-	qreal m_w;
-	qreal m_h;
+	qreal m_w; // node width
+	qreal m_h; // node height
+	qreal m_hh; // header height
 
 	QList< NodeSlot* > m_slots;
 	QList< ExpressionLink* > m_links;