add Gamepad types

Author: saschanaz

baselines/dom.generated.d.ts

@@ -464,7 +464,7 @@ interface GainOptions extends AudioNodeOptions {
 }
 
 interface GamepadEventInit extends EventInit {
-    gamepad?: Gamepad;
+    gamepad: Gamepad;
 }
 
 interface GetNotificationOptions {
@@ -5198,12 +5198,11 @@ declare var GainNode: {
 };
 
 interface Gamepad {
-    readonly axes: number[];
-    readonly buttons: GamepadButton[];
+    readonly axes: ReadonlyArray<number>;
+    readonly buttons: ReadonlyArray<GamepadButton>;
     readonly connected: boolean;
-    readonly displayId: number;
     readonly hand: GamepadHand;
-    readonly hapticActuators: GamepadHapticActuator[];
+    readonly hapticActuators: ReadonlyArray<GamepadHapticActuator>;
     readonly id: string;
     readonly index: number;
     readonly mapping: GamepadMappingType;
@@ -5233,7 +5232,7 @@ interface GamepadEvent extends Event {
 
 declare var GamepadEvent: {
     prototype: GamepadEvent;
-    new(typeArg: string, eventInitDict?: GamepadEventInit): GamepadEvent;
+    new(type: string, eventInitDict: GamepadEventInit): GamepadEvent;
 };
 
 interface GamepadHapticActuator {

inputfiles/idl/Gamepad Extensions.widl

@@ -0,0 +1,32 @@
+enum GamepadHand {
+  "",  /* unknown, both hands, or not applicable */
+  "left",
+  "right"
+};
+
+interface GamepadHapticActuator {
+  readonly attribute GamepadHapticActuatorType type;
+  Promise<boolean> pulse(double value, double duration);
+};
+
+enum GamepadHapticActuatorType {
+  "vibration"
+};
+
+interface GamepadPose {
+          readonly attribute boolean hasOrientation;
+          readonly attribute boolean hasPosition;
+
+          readonly attribute Float32Array? position;
+          readonly attribute Float32Array? linearVelocity;
+          readonly attribute Float32Array? linearAcceleration;
+          readonly attribute Float32Array? orientation;
+          readonly attribute Float32Array? angularVelocity;
+          readonly attribute Float32Array? angularAcceleration;
+        };
+
+partial interface Gamepad {
+  readonly attribute GamepadHand hand;
+  readonly attribute FrozenArray<GamepadHapticActuator> hapticActuators;
+  readonly attribute GamepadPose? pose;
+};

inputfiles/idl/Gamepad.widl

@@ -0,0 +1,37 @@
+[Exposed=Window]
+interface Gamepad {
+  readonly attribute DOMString id;
+  readonly attribute long index;
+  readonly attribute boolean connected;
+  readonly attribute DOMHighResTimeStamp timestamp;
+  readonly attribute GamepadMappingType mapping;
+  readonly attribute FrozenArray<double> axes;
+  readonly attribute FrozenArray<GamepadButton> buttons;
+};
+
+[Exposed=Window]
+interface GamepadButton {
+  readonly attribute boolean pressed;
+  readonly attribute boolean touched;
+  readonly attribute double value;
+};
+
+enum GamepadMappingType {
+  "",
+  "standard",
+};
+
+[Exposed=Window]
+partial interface Navigator {
+  sequence<Gamepad?> getGamepads();
+};
+
+[Constructor(DOMString type, GamepadEventInit eventInitDict), Exposed=Window]
+
+interface GamepadEvent : Event {
+  [SameObject] readonly attribute Gamepad gamepad;
+};
+
+dictionary GamepadEventInit : EventInit {
+  required Gamepad gamepad;
+};

inputfiles/idlSources.json

@@ -40,6 +40,14 @@
         "url": "https://fullscreen.spec.whatwg.org/",
         "title": "Fullscreen"
     },
+    {
+        "url": "https://www.w3.org/TR/gamepad/",
+        "title": "Gamepad"
+    },
+    {
+        "url": "https://w3c.github.io/gamepad/extensions.html",
+        "title": "Gamepad Extensions"
+    },
     {
         "url": "https://www.w3.org/TR/geolocation-API/",
         "title": "Geolocation"