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-rw-r--r--dom/gamepad/android/AndroidGamepad.cpp118
1 files changed, 118 insertions, 0 deletions
diff --git a/dom/gamepad/android/AndroidGamepad.cpp b/dom/gamepad/android/AndroidGamepad.cpp
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+++ b/dom/gamepad/android/AndroidGamepad.cpp
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+/* -*- 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/. */
+
+// TODO: Bug 680289, implement gamepad haptics for Android.
+// TODO: Bug 1523355, implement gamepad lighindicator and touch for
+// Android.
+
+#include "mozilla/java/AndroidGamepadManagerNatives.h"
+#include "mozilla/java/GeckoAppShellWrappers.h"
+#include "mozilla/dom/GamepadHandle.h"
+#include "nsThreadUtils.h"
+
+using mozilla::dom::GamepadHandle;
+
+namespace mozilla {
+namespace dom {
+
+class AndroidGamepadManager final
+ : public java::AndroidGamepadManager::Natives<AndroidGamepadManager> {
+ AndroidGamepadManager() = delete;
+
+ public:
+ static jni::ByteArray::LocalRef NativeAddGamepad() {
+ RefPtr<GamepadPlatformService> service =
+ GamepadPlatformService::GetParentService();
+ MOZ_RELEASE_ASSERT(service);
+
+ const GamepadHandle gamepadHandle = service->AddGamepad(
+ "android", GamepadMappingType::Standard, GamepadHand::_empty,
+ kStandardGamepadButtons, kStandardGamepadAxes, 0, 0, 0);
+
+ return mozilla::jni::ByteArray::New(
+ reinterpret_cast<const int8_t*>(&gamepadHandle), sizeof(gamepadHandle));
+ }
+
+ static void NativeRemoveGamepad(jni::ByteArray::Param aGamepadHandleBytes) {
+ GamepadHandle handle = JNIByteArrayToGamepadHandle(aGamepadHandleBytes);
+
+ RefPtr<GamepadPlatformService> service =
+ GamepadPlatformService::GetParentService();
+ if (!service) {
+ return;
+ }
+
+ service->RemoveGamepad(handle);
+ }
+
+ static void OnButtonChange(jni::ByteArray::Param aGamepadHandleBytes,
+ int32_t aButton, bool aPressed, float aValue) {
+ GamepadHandle handle = JNIByteArrayToGamepadHandle(aGamepadHandleBytes);
+
+ RefPtr<GamepadPlatformService> service =
+ GamepadPlatformService::GetParentService();
+ if (!service) {
+ return;
+ }
+
+ service->NewButtonEvent(handle, aButton, aPressed, aValue);
+ }
+
+ static void OnAxisChange(jni::ByteArray::Param aGamepadHandleBytes,
+ jni::BooleanArray::Param aValid,
+ jni::FloatArray::Param aValues) {
+ GamepadHandle handle = JNIByteArrayToGamepadHandle(aGamepadHandleBytes);
+
+ RefPtr<GamepadPlatformService> service =
+ GamepadPlatformService::GetParentService();
+ if (!service) {
+ return;
+ }
+
+ const auto& valid = aValid->GetElements();
+ const auto& values = aValues->GetElements();
+ MOZ_ASSERT(valid.Length() == values.Length());
+
+ for (size_t i = 0; i < values.Length(); i++) {
+ if (valid[i]) {
+ service->NewAxisMoveEvent(handle, i, values[i]);
+ }
+ }
+ }
+
+ private:
+ static GamepadHandle JNIByteArrayToGamepadHandle(
+ jni::ByteArray::Param aGamepadHandleBytes) {
+ MOZ_ASSERT(aGamepadHandleBytes->Length() == sizeof(GamepadHandle));
+
+ GamepadHandle gamepadHandle;
+ aGamepadHandleBytes->CopyTo(reinterpret_cast<int8_t*>(&gamepadHandle),
+ sizeof(gamepadHandle));
+
+ return gamepadHandle;
+ }
+};
+
+void StartGamepadMonitoring() {
+ AndroidGamepadManager::Init();
+ java::AndroidGamepadManager::Start(
+ java::GeckoAppShell::GetApplicationContext());
+}
+
+void StopGamepadMonitoring() {
+ java::AndroidGamepadManager::Stop(
+ java::GeckoAppShell::GetApplicationContext());
+}
+
+void SetGamepadLightIndicatorColor(const Tainted<GamepadHandle>& aGamepadHandle,
+ const Tainted<uint32_t>& aLightColorIndex,
+ const uint8_t& aRed, const uint8_t& aGreen,
+ const uint8_t& aBlue) {
+ NS_WARNING("Android doesn't support gamepad light indicator.");
+}
+
+} // namespace dom
+} // namespace mozilla