[WIP] Scaling

PamhagenSysCtrl/Helpers/Pipeline/HeatExchanger.cs

@@ -6,8 +6,8 @@ using System.Windows.Shapes;
 namespace PamhagenSysCtrl.Helpers.Pipeline {
     public class HeatExchanger : INode {
 
-        public const double WIDTH = 30;
-        public const double HEIGHT = 120;
+        public const double WIDTH = 6;
+        public const double HEIGHT = 24;
 
         public double CenterX { get; set; }
         public double CenterY { get; set; }
@@ -28,29 +28,30 @@ namespace PamhagenSysCtrl.Helpers.Pipeline {
 
         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),
                 SnapsToDevicePixels = true,
             };
-            _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 void Scale(double scale) {
+            var border = Graph.ToBorder(scale);
+            Graph.SetWH(_rect, WIDTH, HEIGHT, scale);
+            Graph.SetPos(_rect, CenterX - WIDTH / 2, CenterY - HEIGHT / 2, scale);
+            _rect?.StrokeThickness = border;
+            _text?.FontSize = 12;
+            _text?.Width = Math.Round(HEIGHT * scale);
+            Graph.SetPos(_text, CenterX, CenterY + HEIGHT / 2, scale, dxpx: -9);
+        }
+
         public bool IsInside(double x, double y) {
             return Math.Abs(x - CenterX) <= WIDTH / 2 && Math.Abs(y - CenterY) <= HEIGHT / 2;
         }