diff options
Diffstat (limited to 'dom/gamepad/GamepadTouch.cpp')
-rw-r--r-- | dom/gamepad/GamepadTouch.cpp | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/dom/gamepad/GamepadTouch.cpp b/dom/gamepad/GamepadTouch.cpp new file mode 100644 index 0000000000..2fdef5b12c --- /dev/null +++ b/dom/gamepad/GamepadTouch.cpp @@ -0,0 +1,70 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "mozilla/dom/GamepadTouch.h" + +#include "mozilla/HoldDropJSObjects.h" +#include "mozilla/dom/GamepadManager.h" +#include "mozilla/dom/Promise.h" +#include "mozilla/dom/TypedArray.h" + +namespace mozilla::dom { + +NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_WITH_JS_MEMBERS(GamepadTouch, (mParent), + (mPosition, + mSurfaceDimensions)) + +GamepadTouch::GamepadTouch(nsISupports* aParent) + : mParent(aParent), mPosition(nullptr), mSurfaceDimensions(nullptr) { + mozilla::HoldJSObjects(this); + mTouchState = GamepadTouchState(); +} + +GamepadTouch::~GamepadTouch() { mozilla::DropJSObjects(this); } + +/* virtual */ JSObject* GamepadTouch::WrapObject( + JSContext* aCx, JS::Handle<JSObject*> aGivenProto) { + return GamepadTouch_Binding::Wrap(aCx, this, aGivenProto); +} + +void GamepadTouch::GetPosition(JSContext* aCx, + JS::MutableHandle<JSObject*> aRetval, + ErrorResult& aRv) { + mPosition = Float32Array::Create(aCx, this, 2, mTouchState.position); + if (!mPosition) { + aRv.NoteJSContextException(aCx); + return; + } + + aRetval.set(mPosition); +} + +void GamepadTouch::GetSurfaceDimensions(JSContext* aCx, + JS::MutableHandle<JSObject*> aRetval, + ErrorResult& aRv) { + mSurfaceDimensions = Uint32Array::Create(aCx, this, 2, + mTouchState.isSurfaceDimensionsValid + ? mTouchState.surfaceDimensions + : nullptr); + + if (!mSurfaceDimensions) { + aRv.NoteJSContextException(aCx); + return; + } + + aRetval.set(mSurfaceDimensions); +} + +void GamepadTouch::SetTouchState(const GamepadTouchState& aTouch) { + mTouchState = aTouch; +} + +void GamepadTouch::Set(const GamepadTouch* aOther) { + MOZ_ASSERT(aOther); + mTouchState = aOther->mTouchState; +} + +} // namespace mozilla::dom |