feat: add node selection

src/Gui/Network/Network.cpp

@@ -408,6 +408,15 @@ void Network::mouseReleaseEvent(QMouseEvent *event)
         {
             moveNodeBuffer.clear();
             state_=State::DEFAULT;
+            if(
+                QGraphicsItem* clickedNode = itemOfType<NodeGraphic>(hoverItems);
+                clickedNode &&
+                QLineF(event->pos(), leftMouseStart).length()<5.0f)
+            {
+                NodeGraphic* node = static_cast<NodeGraphic*>(clickedNode);
+                node->toggleSelected();
+            }
+
         }
         else if(floatingEdge_ && hoverSocket)
         {

src/Gui/Network/NodeGraphic.cpp

@@ -154,6 +154,21 @@ QRectF NodeGraphic::boundingRect() const
     return boundRect;
 }
 
+void NodeGraphic::setSelected(bool selected)
+{
+    selected_=selected;
+    update();
+}
+
+bool NodeGraphic::toggleSelected()
+{
+    bool selected = !selected_;
+
+    setSelected(selected);
+    return selected;
+}
+
+
 void NodeGraphic::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
 {
     // default outline
@@ -169,6 +184,7 @@ void NodeGraphic::paint(QPainter *painter, const QStyleOptionGraphicsItem *optio
     QBrush whiteBrush = QBrush("white");
     painter->setBrush(QBrush(QColor("#1b1b1b")));
 
+    if(selected_) painter->setPen(QPen(QColor("#fee046"), 2));
     painter->drawRoundedRect(bodyRect_, 5, 5);
 
     painter->setPen(QPen(QColor("white")));

src/Gui/Network/NodeGraphic.h

@@ -22,14 +22,12 @@ public:
     QPointF getSocketScenePosition(int socketIndex, enzo::nt::SocketIOType socketType);
     QRectF getBodyRect();
     void setDisplayFlag(bool state);
+    void setSelected(bool selected);
+    bool toggleSelected();
 
-    // void addEdge(NodeEdgeGraphic* edge);
 
     void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override;
 
-    // void setInputEdge(NodeEdgeGraphic* edge, int indx);
-    // void setOutputEdge(NodeEdgeGraphic* edge, int indx);
-
 
 
 
@@ -44,7 +42,7 @@ private:
     std::vector<SocketGraphic*> outputs_;
 
     // std::vector<NodeEdgeGraphic*> edges_;
-
+    bool selected_=false;
     std::string titleText_="";
     std::string subTitleText_="";
     int maxTitleLen_=10;