Add heat exchangers

2026-07-14 16:29:12 +02:00
parent b0d2bf4bdc
commit 44a605598e
9 changed files with 177 additions and 59 deletions
@@ -0,0 +1,59 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Shapes;
+
+namespace PamhagenSysCtrl.Helpers.Pipeline {
+    public class HeatExchanger : INode {
+
+        public const double WIDTH = 30;
+        public const double HEIGHT = 120;
+
+        public double CenterX { get; set; }
+        public double CenterY { get; set; }
+        public string Label { get; set; }
+        public ISet<IEdge> Inputs { get; init; }
+        public ISet<IEdge> Outputs { get; init; }
+
+        private Shape? _rect;
+        private TextBlock? _text;
+
+        public HeatExchanger(string label, double x, double y) {
+            CenterX = x;
+            CenterY = y;
+            Label = label;
+            Inputs = new HashSet<IEdge>();
+            Outputs = new HashSet<IEdge>();
+        }
+
+        public void Draw(Canvas canvas) {
+            _rect = new Rectangle() {
+                Width = WIDTH,
+                Height = HEIGHT,
+                Stroke = Brushes.Black,
+                StrokeThickness = 2,
+                Fill = Brushes.WhiteSmoke,
+            };
+            _text = new() {
+                Text = Label,
+                FontSize = 12,
+                Width = HEIGHT,
+                TextAlignment = TextAlignment.Center,
+                VerticalAlignment = VerticalAlignment.Center,
+                RenderTransform = new RotateTransform(270),
+            };
+            _rect.SetValue(Canvas.LeftProperty, CenterX - WIDTH / 2);
+            _rect.SetValue(Canvas.TopProperty, CenterY - HEIGHT / 2);
+            _text.SetValue(Canvas.LeftProperty, CenterX - 9);
+            _text.SetValue(Canvas.TopProperty, CenterY + HEIGHT / 2);
+            canvas.Children.Add(_rect);
+            canvas.Children.Add(_text);
+        }
+
+        public bool Update(double x, double y, bool down) {
+            var hover = Math.Abs(x - CenterX) <= WIDTH / 2 && Math.Abs(y - CenterY) <= HEIGHT / 2;
+            _rect?.Fill = hover ? Brushes.LightGray : Brushes.WhiteSmoke;
+            return hover;
+        }
+    }
+}