Add NodeID type parameter to ForceDescriptor

Author: li3zhen1

Examples/ForceDirectedGraphExample/ForceDirectedGraphExample/Lattice.swift

@@ -50,11 +50,11 @@ struct Lattice: View {
             }
 
         } force: {
-            LinkForce(
+            LinkForce<Int>(
                 originalLength: .constant(0.8),
                 stiffness: .weightedByDegree { _, _ in 1.0 }
             )
-            ManyBodyForce(strength: -0.8)
+            ManyBodyForce<Int>(strength: -0.8)
         }
         .toolbar {
             GraphStateToggle(graphStates: graphStates)

Examples/ForceDirectedGraphExample/ForceDirectedGraphExample/MermaidVisualization.swift

@@ -99,9 +99,9 @@ struct MermaidVisualization: View {
             .stroke(.black, StrokeStyle(lineWidth: 2.0, lineCap: .round, lineJoin: .round))
 
         } force: {
-            ManyBodyForce()
-            LinkForce(originalLength: .constant(70))
-            CenterForce()
+            ManyBodyForce<String>()
+            LinkForce<String>(originalLength: .constant(70))
+            CenterForce<String>()
         } emittingNewNodesWithStates: { id in
             KineticState(position: getInitialPosition(id: id, r: 100))
         }

Examples/ForceDirectedGraphExample/ForceDirectedGraphExample/Miserables.swift

@@ -66,11 +66,11 @@ struct MiserableGraph: View {
             }
 
         } force: {
-            ManyBodyForce(strength: -20)
-            CenterForce()
-            LinkForce(
+            ManyBodyForce<String>(strength: -20)
+            CenterForce<String>()
+            LinkForce<String>(
                 originalLength: .constant(35.0),
-                stiffness: .weightedByDegree(k: { _, _ in 1.0})
+                stiffness: .weightedByDegree { _, _ in 1.0}
             )
         }
         .ignoresSafeArea()

Examples/ForceDirectedGraphExample/ForceDirectedGraphExample/MyRing.swift

@@ -45,13 +45,13 @@ struct MyRing: View {
             .stroke(.black, StrokeStyle(lineWidth: 1.5, lineCap: .round, lineJoin: .round))
 
         } force: {
-            ManyBodyForce(strength: -15)
-            LinkForce(
+            ManyBodyForce<Int>(strength: -15)
+            LinkForce<Int>(
                 originalLength: .constant(20.0),
-                stiffness: .weightedByDegree(k: { _, _ in 3.0})
+                stiffness: .weightedByDegree { _, _ in 3.0}
             )
-            CenterForce()
-            CollideForce()
+            CenterForce<Int>()
+            CollideForce<Int>()
         }
         .graphOverlay { proxy in
             Rectangle().fill(.clear).contentShape(Rectangle())