first step at implementing the native sensor support

in this commit:
- implemented the C stub
- implemented the binder interfaces involved
- implemented most of the C++ client side

missing:
- SensorManager cannot connect to the SensorServer yet
(because there is no SensorServer yet)

Change-Id: I75010cbeef31c98d6fa62fd5d388dcef87c2636b

1 files changed, 68 insertions, 0 deletions

diff --git a/libs/gui/SensorManager.cpp b/libs/gui/SensorManager.cpp
new file mode 100644
index 000000000000..cd892851f74d
--- /dev/null
+++ b/libs/gui/SensorManager.cpp
@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Errors.h>
+#include <utils/RefBase.h>
+#include <utils/Singleton.h>
+
+#include <gui/ISensorServer.h>
+#include <gui/ISensorEventConnection.h>
+#include <gui/Sensor.h>
+#include <gui/SensorManager.h>
+#include <gui/SensorEventQueue.h>
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+ANDROID_SINGLETON_STATIC_INSTANCE(SensorManager)
+
+SensorManager::SensorManager()
+    : mSensorList(0)
+{
+    mSensors = mSensorServer->getSensorList();
+    // TODO: needs implementation
+}
+
+SensorManager::~SensorManager()
+{
+    // TODO: needs implementation
+}
+
+ssize_t SensorManager::getSensorList(Sensor** list) const
+{
+    *list = mSensorList;
+    return mSensors.size();
+}
+
+Sensor* SensorManager::getDefaultSensor(int type)
+{
+    // TODO: needs implementation
+    return mSensorList;
+}
+
+sp<SensorEventQueue> SensorManager::createEventQueue()
+{
+    sp<SensorEventQueue> result = new SensorEventQueue(
+            mSensorServer->createSensorEventConnection());
+    return result;
+}
+
+// ----------------------------------------------------------------------------
+}; // namespace android