Add clearance logic to PamhagenPlant

PamhagenSysCtrl/Helpers/Pipeline/Pump.cs

@@ -15,14 +15,26 @@ namespace PamhagenSysCtrl.Helpers.Pipeline {
         public ISet<IEdge> Inputs { get; init; }
         public ISet<IEdge> Outputs { get; init; }
 
+        public Brush? Highlight { get; set; }
+        public bool IsActive => CallbackActive();
+        public bool HasClearance => CallbackClearance();
+        public bool IsSelected => CallbackSelected(this);
+
+        protected Func<bool> CallbackActive;
+        protected Func<bool> CallbackClearance;
+        protected Func<Pump, bool> CallbackSelected;
+
         private Shape? _circle;
         private Shape? _triangle;
         private TextBlock? _text;
 
-        public Pump(string label, double x, double y) {
+        public Pump(string label, double x, double y, Func<bool> cbActive, Func<bool> cbClearance, Func<Pump, bool> cbSelected) {
             CenterX = x;
             CenterY = y;
             Label = label;
+            CallbackActive = cbActive;
+            CallbackClearance = cbClearance;
+            CallbackSelected = cbSelected;
             Inputs = new HashSet<IEdge>();
             Outputs = new HashSet<IEdge>();
         }
@@ -63,7 +75,13 @@ namespace PamhagenSysCtrl.Helpers.Pipeline {
         }
 
         public void Update(bool isHovering, bool isPresed) {
-            _circle?.Fill = isHovering ? Brushes.LightGray : Brushes.WhiteSmoke;
+            _circle?.Fill = Highlight ?? (
+                IsActive && isHovering ? PamhagenBrushes.Red :
+                IsActive ? PamhagenBrushes.Green :
+                HasClearance && IsSelected && isHovering ? PamhagenBrushes.Green :
+                HasClearance && IsSelected ? PamhagenBrushes.Yellow :
+                IsSelected ? PamhagenBrushes.Red :
+                isHovering ? Brushes.LightGray : Brushes.WhiteSmoke);
         }
     }
 }