From cf42655519174dee2a2457f8962b23a444340d73 Mon Sep 17 00:00:00 2001
From: dfighter1985 <devnull@localhost>
Date: Sat, 13 Sep 2014 21:34:47 +0200
Subject: [PATCH] Paint the connection text, boxes separately.

---
 .../plugins/gui_editor/expression_editor.cpp  |  2 -
 .../plugins/gui_editor/expression_link.cpp    |  5 +-
 .../plugins/gui_editor/expression_node.cpp    | 55 ++++++++++++++++++-
 .../src/plugins/gui_editor/expression_node.h  |  2 +
 4 files changed, 60 insertions(+), 4 deletions(-)

diff --git a/code/studio/src/plugins/gui_editor/expression_editor.cpp b/code/studio/src/plugins/gui_editor/expression_editor.cpp
index d942623ba..313af23b5 100644
--- a/code/studio/src/plugins/gui_editor/expression_editor.cpp
+++ b/code/studio/src/plugins/gui_editor/expression_editor.cpp
@@ -38,8 +38,6 @@ QWidget( parent )
 	m_scene = new QGraphicsScene( this );
 	m_ui.view->setScene( m_scene );
 
-	m_scene->addSimpleText( "Hello" );
-
 	connect( m_scene, SIGNAL( selectionChanged() ), this, SLOT( onSelectionChanged() ) );
 }
 
diff --git a/code/studio/src/plugins/gui_editor/expression_link.cpp b/code/studio/src/plugins/gui_editor/expression_link.cpp
index c17ad8b30..1e7f7cf5f 100644
--- a/code/studio/src/plugins/gui_editor/expression_link.cpp
+++ b/code/studio/src/plugins/gui_editor/expression_link.cpp
@@ -58,7 +58,10 @@ void ExpressionLink::nodeMoved()
 
 void ExpressionLink::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget )
 {
-	setPen( QPen( Qt::black ) );
+	QPen p;
+	p.setColor( Qt::black );
+	p.setWidth( 5 );
+	setPen( p );
 
 	QGraphicsLineItem::paint( painter, option, widget );
 }
diff --git a/code/studio/src/plugins/gui_editor/expression_node.cpp b/code/studio/src/plugins/gui_editor/expression_node.cpp
index 334fd3042..fae024096 100644
--- a/code/studio/src/plugins/gui_editor/expression_node.cpp
+++ b/code/studio/src/plugins/gui_editor/expression_node.cpp
@@ -40,6 +40,7 @@ QRectF ExpressionNode::boundingRect() const
 void ExpressionNode::paint( QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget )
 {
 	QBrush br;
+	QBrush boxBrush;
 	QPen p;
 	QColor c;
 
@@ -62,7 +63,6 @@ void ExpressionNode::paint( QPainter *painter, const QStyleOptionGraphicsItem *o
 	painter->setPen( p );
 	painter->drawText( header, Qt::AlignCenter, "Something" );
 
-
 	if( option->state & QStyle::State_Selected )
 	{
 		p.setStyle( Qt::DotLine );
@@ -73,6 +73,8 @@ void ExpressionNode::paint( QPainter *painter, const QStyleOptionGraphicsItem *o
 	painter->setPen( p );
 	painter->drawRect( rect );
 	painter->drawRect( header );
+
+	paintConnections( painter );
 }
 
 
@@ -84,4 +86,55 @@ void ExpressionNode::mouseMoveEvent( QGraphicsSceneMouseEvent *e )
 	QGraphicsItem::mouseMoveEvent( e );
 }
 
+void ExpressionNode::paintConnections( QPainter *painter )
+{
+	QRectF rect = boundingRect();
+	QBrush boxBrush;
+	QPen p;
+
+	boxBrush.setColor( Qt::black );
+	boxBrush.setStyle( Qt::SolidPattern );
+	p.setColor( Qt::black );
+
+	QRectF box = rect;
+	QRectF tbox = rect;
+	qreal wh = 10.0;
+	qreal tw = 25.0;
+	qreal th = 12.0;
+
+	box.setTopLeft( QPoint( 0, rect.height() * 0.5 ) );
+	box.setHeight( wh );
+	box.setWidth( wh );
+
+	painter->fillRect( box, boxBrush );
+
+	tbox.setTopLeft( QPoint( 15, rect.height() * 0.50 ) );
+	tbox.setHeight( th );
+	tbox.setWidth( tw );
+	painter->setPen( p );
+	painter->drawText( tbox, Qt::AlignCenter, "Out" );
+
+
+	for( int i = 0; i < 3; i++ )
+	{
+		qreal x = rect.width() - wh;
+		qreal y = 30 + i * 20;
+		qreal tx = x - 5 - tw;
+		qreal ty = y - 2;
+		
+		box.setTopLeft( QPoint( x, y ) );
+		box.setHeight( wh );
+		box.setWidth( wh );
+
+		painter->fillRect( box, boxBrush );
+
+		tbox.setTopLeft( QPoint( tx, ty ) );
+		tbox.setHeight( th );
+		tbox.setWidth( tw );
+
+		QString text = 'A' + i;
+		painter->drawText( tbox, Qt::AlignRight, text );
+	}
+}
+
 
diff --git a/code/studio/src/plugins/gui_editor/expression_node.h b/code/studio/src/plugins/gui_editor/expression_node.h
index a3bf701fd..6eebcb8a4 100644
--- a/code/studio/src/plugins/gui_editor/expression_node.h
+++ b/code/studio/src/plugins/gui_editor/expression_node.h
@@ -40,6 +40,8 @@ protected:
 	void mouseMoveEvent( QGraphicsSceneMouseEvent *e );
 
 private:
+	void paintConnections( QPainter *painter );
+
 	ExpressionLink *m_link;
 
 };