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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef HW_EMULATOR_CAMERA_EMULATED_FAKE_CAMERA_H
     18 #define HW_EMULATOR_CAMERA_EMULATED_FAKE_CAMERA_H
     19 
     20 /*
     21  * Contains declaration of a class EmulatedFakeCamera that encapsulates
     22  * functionality of a fake camera. This class is nothing more than a placeholder
     23  * for EmulatedFakeCameraDevice instance.
     24  */
     25 
     26 #include "EmulatedCamera.h"
     27 
     28 namespace android {
     29 
     30 /* Encapsulates functionality of a fake camera.
     31  * This class is nothing more than a placeholder for EmulatedFakeCameraDevice
     32  * instance that emulates a fake camera device.
     33  */
     34 class EmulatedFakeCamera : public EmulatedCamera {
     35 public:
     36     /* Constructs EmulatedFakeCamera instance. */
     37     EmulatedFakeCamera(int cameraId, bool facingBack, struct hw_module_t* module);
     38 
     39     /* Destructs EmulatedFakeCamera instance. */
     40     ~EmulatedFakeCamera();
     41 
     42     /****************************************************************************
     43      * EmulatedCamera virtual overrides.
     44      ***************************************************************************/
     45 
     46 public:
     47     /* Initializes EmulatedFakeCamera instance. */
     48      status_t Initialize();
     49 
     50     /****************************************************************************
     51      * EmulatedCamera abstract API implementation.
     52      ***************************************************************************/
     53 
     54 protected:
     55     /* Gets emulated camera device ised by this instance of the emulated camera.
     56      */
     57     EmulatedCameraDevice* getCameraDevice();
     58 
     59     /****************************************************************************
     60      * Data memebers.
     61      ***************************************************************************/
     62 
     63 protected:
     64     /* Facing back (true) or front (false) switch. */
     65     bool                        mFacingBack;
     66 
     67     /* Contained fake camera device object. */
     68     EmulatedCameraDevice        *mFakeCameraDevice;
     69 };
     70 
     71 }; /* namespace android */
     72 
     73 #endif  /* HW_EMULATOR_CAMERA_EMULATED_FAKE_CAMERA_H */
     74