Add simple gamepad support

CarterLi · Apr 22, 2018 · 0697eb9 · 0697eb9
1 parent e929617
commit 0697eb9
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Showing 3 changed files with 33 additions and 1 deletion.
diff --git a/index.js b/index.js
diff --git a/index.js.map b/index.js.map
diff --git a/index.ts b/index.ts
@@ -151,6 +151,21 @@ class Snake {
   }
 
   run() {
+    {
+      const gamepad = navigator.getGamepads()[0];
+      if (gamepad) {
+        if (gamepad.axes[0] > .5) {
+          this.nextDirection = Direction.Right;
+        } else if (gamepad.axes[0] < -.5) {
+          this.nextDirection = Direction.Left;
+        } else if (gamepad.axes[1] > .5) {
+          this.nextDirection = Direction.Down;
+        } else if (gamepad.axes[1] < -.5) {
+          this.nextDirection = Direction.Up;
+        }
+      }
+    }
+
     this.context.clearRect(0, 0, this.context.canvas.width, this.context.canvas.height);
     this.move();
     if (!this.food) this.generateFood();