Working version of train following spline path

canvas/canvas.ts

@@ -0,0 +1,18 @@
+
+type ClickEvent = {
+  mouseX: number;
+  mouseY: number;
+}
+type ClickEventHandler = (e: ClickEvent) => void;
+
+export class Canvas {
+  clickables: ClickEventHandler[] = [];
+  
+  constructor();
+  constructor(width: number, height: number);
+  constructor(width?: number, height?: number) {
+    const canvas = document.createElement('canvas');
+    canvas.width = width || 400;
+    canvas.height = height || 400;
+  }
+}