dirty initial commit

game/Point.js

@@ -0,0 +1,27 @@
+export default class Point {
+    constructor(x,y) {
+        this.x = x
+        this.y = y
+    }
+    move(x, y) {
+        this.x += x
+        this.y += y
+    }
+    add(other) {
+        return new Point(
+            this.x + other.x,
+            this.y + other.y
+        )
+    }
+    sub(other) {
+        return new Point(
+            this.x - other.x,
+            this.y - other.y
+        )
+    }
+    distance(other) {
+        const diffX = this.x - other.x
+        const diffY = this.y - other.y
+        return Math.sqrt(diffX * diffX + diffY * diffY)
+    }
+}