two direction connections with blockers working

src/connection.h

@@ -1,17 +1,33 @@
 #pragma once
 
+#include "button.h"
 #include "node.h"
 
 class Connection{
 
 	public:
 		Connection() {}
-		Connection(Node* from, Node* to) : from(from), to(to) {}
+		Connection(Node* v1, Node* v2) : v1(v1), v2(v2) {}
+
+		Node* v1;
+		Node* v2;
+
+		bool v1_v2 = true;
+		bool v2_v1 = true;
+		bool active = false;
 
-		Node* from;
-		Node* to;
-		
 		void draw(){
-			
+			Vec2D<float> v1_position = v1->position - ((v1->position - v2->position)).norm() * (v1->radius + 10.0f);
+			Vec2D<float> v2_position = v2->position - ((v2->position - v1->position)).norm() * (v2->radius + 10.0f);
+
+			Color c = {229, 181, 103, 255};
+			if(active) c = {108, 153, 187, 255};
+			DrawLine(v1_position.x, v1_position.y, v2_position.x, v2_position.y, c);
+
+			Vec2D<float> from_to_handle = v1->position - ((v1->position - v2->position)).norm() * (v1->radius + 35);
+			Vec2D<float> to_from_handle = v2->position - ((v2->position - v1->position)).norm() * (v2->radius + 35);
+
+			if(ViButton(from_to_handle.x, from_to_handle.y, 8.0f, v1_v2 ? (Color){232, 125, 62, 255} : (Color){232, 50, 32, 255} )) v1_v2 = !v1_v2;
+			if(ViButton(to_from_handle.x, to_from_handle.y, 8.0f, v2_v1 ? (Color){232, 125, 62, 255} : (Color){232, 50, 32, 255} )) v2_v1 = !v2_v1;
 		}
 };