src/modules/API/Camera/ICamera.h

   1 /*
   2  * Copyright (c) 2011 Samsung Electronics Co., Ltd All Rights Reserved
   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  * @author      Karol Majewski (k.majewski@samsung.com)
  18  * @version     0.1
  19  * @brief
  20  */
  21
  22 #ifndef WRTDEVICEAPIS_CAMERA_API_ICAMERA_H_
  23 #define WRTDEVICEAPIS_CAMERA_API_ICAMERA_H_
  24
  25 #include <string>
  26 #include <unistd.h>
  27 #include <dpl/shared_ptr.h>
  28 #include <Commons/ThreadPool.h>
  29 #include <Commons/EventReceiver.h>
  30 #include <Commons/IExternEventCanceler.h>
  31 #include "EventBeginRecording.h"
  32 #include "EventEndRecording.h"
  33 #include "EventTakePicture.h"
  34 #include "EventGetPreviewNode.h"
  35
  36
  37 namespace WrtDeviceApis {
  38 namespace Camera {
  39 namespace Api {
  40
  41 typedef Commons::EventRequestReceiver<EventTakePicture>
  42     EventSupportTakePicture;
  43 typedef Commons::EventRequestReceiver<EventBeginRecording>
  44     EventSupportBeginRecording;
  45 typedef Commons::EventRequestReceiver<EventEndRecording>
  46     EventSupportEndRecording;
  47 typedef Commons::EventRequestReceiver<EventGetPreviewNode>
  48     EventSupportGetPreviewNode;
  49
  50 typedef Commons::IExternEventCanceler<EventBeginRecording>
  51     SupportCancelRecording;
  52 typedef Commons::IExternEventCanceler<EventTakePicture>
  53     SupportCancelTakePicture;
  54 typedef Commons::IExternEventCanceler<EventGetPreviewNode>
  55     SupportCancelGetPreview;
  56 typedef Commons::ThreadEnum Thread;
  57
  58 class ICamera : public EventSupportTakePicture,
  59                 public EventSupportBeginRecording,
  60                 public EventSupportEndRecording,
  61                 public EventSupportGetPreviewNode,
  62                 public SupportCancelRecording,
  63                 public SupportCancelTakePicture,
  64                 public SupportCancelGetPreview
  65 {
  66 public:
  67     ICamera() :
  68         EventSupportTakePicture(Thread::CAMERA_THREAD),
  69         EventSupportBeginRecording(Thread::CAMERA_THREAD),
  70         EventSupportEndRecording(Thread::CAMERA_THREAD),
  71         EventSupportGetPreviewNode(Thread::CAMERA_THREAD)
  72     {
  73     }
  74
  75     virtual std::string getDescription() const
  76     {
  77         return "";
  78     }
  79
  80     /**
  81      * Takes picture
  82      */
  83     void takePicture(const EventTakePictureSharedPtr &event)
  84     {
  85         EventSupportTakePicture::PostRequest(event);
  86     }
  87
  88     /**
  89      * Begins recording
  90      */
  91     virtual void beginRecording(const EventBeginRecordingSharedPtr &event)
  92     {
  93         EventSupportBeginRecording::PostRequest(event);
  94     }
  95
  96     /**
  97      * Ends recording
  98      */
  99     virtual void endRecording(const EventEndRecordingSharedPtr &event,
 100                               double delay = 0.0)
 101     {
 102         EventSupportEndRecording::PostRequest(event,delay);
 103     }
 104
 105     /**
 106      * Requests preview window
 107      */
 108     void createPreview(const EventGetPreviewNodeSharedPtr &event)
 109     {
 110         EventSupportGetPreviewNode::PostRequest(event);
 111     }
 112
 113     virtual void OnCancelEvent(const EventBeginRecordingSharedPtr& /*event*/) {}
 114     virtual void OnCancelEvent(const EventTakePictureSharedPtr& /*event*/) {}
 115     virtual void OnCancelEvent(const EventGetPreviewNodeSharedPtr& /*event*/) {}
 116
 117     virtual void OnRequestReceived(
 118             const EventTakePictureSharedPtr &event) = 0;
 119     virtual void OnRequestReceived(
 120             const EventBeginRecordingSharedPtr &event) = 0;
 121     virtual void OnRequestReceived(
 122             const EventEndRecordingSharedPtr &event) = 0;
 123     virtual void OnRequestReceived(
 124             const EventGetPreviewNodeSharedPtr &event) = 0;
 125
 126     virtual ~ICamera()
 127     {
 128     }
 129 };
 130
 131 typedef DPL::SharedPtr<ICamera> ICameraSharedPtr;
 132
 133 }
 134 }
 135 }
 136 #endif /* */