feat: connect nodes

src/gui/network/SocketGraphic.cpp

@@ -3,8 +3,8 @@
 #include <iostream>
 #include <qgraphicsitem.h>
 
-SocketGraphic::SocketGraphic(QGraphicsItem *parent)
-: QGraphicsItem(parent)
+SocketGraphic::SocketGraphic(SocketGraphic::SocketType type, QGraphicsItem *parent)
+: QGraphicsItem(parent), type_{type}
 {
     brushActive_ = QBrush("white");
     brushInactive_ = QBrush("#9f9f9f");
@@ -15,10 +15,18 @@ SocketGraphic::SocketGraphic(QGraphicsItem *parent)
 QRectF SocketGraphic::boundingRect() const
 {
     float paddingScale = 10;
-    auto boundRect = QRect(-socketSize_/2.0f*paddingScale, -socketSize_/2.0f*paddingScale, socketSize_*paddingScale, socketSize_*paddingScale);
+    auto boundRect = QRect(
+        -socketSize_/2.0f*paddingScale, 
+        type_==SocketType::Input ? -socketSize_/2.0f*paddingScale : 0,
+        socketSize_*paddingScale,
+        socketSize_/2.0f*paddingScale
+    );
     return boundRect;
 }
 
+SocketGraphic::SocketType SocketGraphic::getIO() { return type_; }
+
+
 void SocketGraphic::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
 {
     painter->setPen(Qt::NoPen);