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diff --git a/include/gui/Sensor.h b/include/gui/Sensor.h
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--- /dev/null
+++ b/include/gui/Sensor.h
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+/*
+ * 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.
+ */
+
+#ifndef ANDROID_GUI_SENSOR_H
+#define ANDROID_GUI_SENSOR_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Errors.h>
+#include <utils/String8.h>
+#include <utils/Flattenable.h>
+
+#include <hardware/sensors.h>
+
+#include <android/sensor.h>
+
+// ----------------------------------------------------------------------------
+// Concrete types for the NDK
+struct ASensor { };
+
+// ----------------------------------------------------------------------------
+namespace android {
+// ----------------------------------------------------------------------------
+
+class Parcel;
+
+// ----------------------------------------------------------------------------
+
+class Sensor : public ASensor, public Flattenable
+{
+public:
+    enum {
+        TYPE_ACCELEROMETER  = ASENSOR_TYPE_ACCELEROMETER,
+        TYPE_MAGNETIC_FIELD = ASENSOR_TYPE_MAGNETIC_FIELD,
+        TYPE_GYROSCOPE      = ASENSOR_TYPE_GYROSCOPE,
+        TYPE_LIGHT          = ASENSOR_TYPE_LIGHT,
+        TYPE_PROXIMITY      = ASENSOR_TYPE_PROXIMITY
+    };
+
+    Sensor();
+    virtual ~Sensor();
+
+    const String8& getName() const;
+    const String8& getVendor() const;
+    int32_t getHandle() const;
+    int32_t getType() const;
+    float getMinValue() const;
+    float getMaxValue() const;
+    float getResolution() const;
+    float getPowerUsage() const;
+
+    // Flattenable interface
+    virtual size_t getFlattenedSize() const;
+    virtual size_t getFdCount() const;
+    virtual status_t flatten(void* buffer, size_t size,
+            int fds[], size_t count) const;
+    virtual status_t unflatten(void const* buffer, size_t size,
+            int fds[], size_t count);
+
+private:
+    String8 mName;
+    String8 mVendor;
+    int32_t mHandle;
+    int32_t mType;
+    float   mMinValue;
+    float   mMaxValue;
+    float   mResolution;
+    float   mPower;
+};
+
+// ----------------------------------------------------------------------------
+}; // namespace android
+
+#endif // ANDROID_GUI_SENSOR_H