feat: add node edges

src/gui/network/NodeEdgeGraphic.cpp

@@ -0,0 +1,27 @@
+#include "gui/network/NodeEdgeGraphic.h"
+#include <QTextDocument>
+#include "gui/network/SocketGraphic.h"
+#include <iostream>
+#include <qgraphicsitem.h>
+
+NodeEdgeGraphic::NodeEdgeGraphic(SocketGraphic* socket1, SocketGraphic* socket2, QGraphicsItem *parent)
+: QGraphicsItem(parent), socket1_{socket1}, socket2_{socket2}
+{
+    setZValue(-1);
+}
+
+QRectF NodeEdgeGraphic::boundingRect() const
+{
+    auto boundRect = QRect(10,10,10,10);
+    return boundRect;
+}
+
+void NodeEdgeGraphic::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
+{
+    painter->setPen(QPen("white"));
+    std::cout << "drawing " << socket1_->scenePos().x() << " " << socket1_->scenePos().y() << "\n";
+    painter->drawLine(socket1_->scenePos(),socket2_->scenePos());
+ 
+}
+
+