Make PointObj iterable and accessible like an array.

Author: Demonstrandum

lib/BasicCanvas.js

@@ -236,17 +236,27 @@ class PointObj {
     }
   }
 
-  get point() {
-      return this;
-  }
-
-  get array() {
-    return [this.x, this.y];
+  get 0() { return this.x; }
+  get 1() { return this.y; }
+  set 0(x) { this.x = x; }
+  set 1(y) { this.y = y; }
+
+  [Symbol.iterator]() {
+    const array = [this.x, this.y];
+    let i = 0;
+
+    return {
+      next() {
+        const it = { value: array[i], done: i >= 2 };
+        i += 1;
+        return it;
+      }
+    };
   }
 
-  set array(a) {
-    [this.x, this.y] = a;
-  }
+  get point() { return this; }
+  get array() { return [this.x, this.y]; }
+  set array(a) { [this.x, this.y] = a; }
 
   floor() {
     return new PointObj(Math.floor(this.x), Math.floor(this.y));

package.json

@@ -3,7 +3,7 @@
   "name": "basiccanvas",
   "title": "BasicCanvas",
   "description": "Simple JavaScript canvas abstractions.",
-  "version": "1.3.2",
+  "version": "1.3.3",
   "main": "lib/BasicCanvas.js",
   "homepage": "https://github.com/Demonstrandum/BasicCanvas/",
   "author": {