camerauis/cameraapp/generic/src/CamRecordingIconDecoration.cpp
changeset 19 d9aefe59d544
parent 3 8b2d6d0384b0
child 21 fa6d9f75d6a6
child 28 3075d9b614e6
--- a/camerauis/cameraapp/generic/src/CamRecordingIconDecoration.cpp	Tue Feb 02 00:01:39 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,279 +0,0 @@
-/*
-* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:  Camera UI recording icon decoration*
-*/
-
-
-
-#include <AknIconUtils.h>
-#include <fbs.h>
-
-#include <cameraapp.mbg>
-
-#include "CamRecordingIconDecoration.h"
-#include "CamObserverHandler.h"
-#include "Cam.hrh"
-#include "CamUtility.h"
-#include "CamAppController.h"
-#include "CamPanic.h"
-
-const TInt KCamVidPauseFlashInterval = 800000;
-
-// -----------------------------------------------------------------------------
-// CCamRecordingIconDecoration::CCamRecordingIconDecoration()
-// Default constructor
-// -----------------------------------------------------------------------------
-//
-CCamRecordingIconDecoration
-::CCamRecordingIconDecoration( CCamAppController& aController )
-  : iController( aController )
-  {
-  }
-
-// -----------------------------------------------------------------------------
-// CCamRecordingIconDecoration::NewL
-// Factory method to safely create a new instance
-// -----------------------------------------------------------------------------
-//
-CCamRecordingIconDecoration* 
-CCamRecordingIconDecoration::NewL( const TRect& aPosition, 
-                                   CCamAppController& aController)
-  {
-  CCamRecordingIconDecoration* me = 
-      new (ELeave) CCamRecordingIconDecoration( aController );
-
-  CleanupStack::PushL( me );
-  me->ConstructL( aPosition );
-  CleanupStack::Pop( me );
-
-  return me;
-  }
-
-// -----------------------------------------------------------------------------
-// CCamRecordingIconDecoration::ConstructL
-// Initializes a new instance
-// -----------------------------------------------------------------------------
-//
-void 
-CCamRecordingIconDecoration::ConstructL( const TRect& aPosition )
-  {
-  iPosition = aPosition.iTl;
-  iSize = TRect( TPoint(0,0), aPosition.Size() );
-  
-  iObserverHandler = CCamObserverHandler::NewL();
-  
-  iPauseFlashPeriodic = CPeriodic::NewL( CActive::EPriorityStandard );
-
-  // Register as a controller observer    
-  iController.AddControllerObserverL(this);
-  
-  // Load in the icons
-  TFileName resFileName;
-  CamUtility::ResourceFileName( resFileName );
-  TPtrC resname = resFileName;
-  
-  AknIconUtils::CreateIconL( iRecBitmap, 
-                             iRecBitmapMask, 
-                             resname, 
-                             EMbmCameraappQgn_indi_vid4_record, 
-                             EMbmCameraappQgn_indi_vid4_record_mask );
-  AknIconUtils::SetSize( iRecBitmap, aPosition.Size() );
-
-  AknIconUtils::CreateIconL( iRecPauseBitmap, 
-                             iRecPauseBitmapMask, 
-                             resname, 
-                             EMbmCameraappQgn_indi_vid4_pause, 
-                             EMbmCameraappQgn_indi_vid4_pause_mask );
-  AknIconUtils::SetSize( iRecPauseBitmap, aPosition.Size() );
-  
-  // Set iRecordState to the correct value
-  switch( iController.CurrentVideoOperation() )
-    {
-    case ECamCapturing:
-        iRecordState = ECamRecording;
-        break;
-    case ECamPaused:
-        iRecordState = ECamRecordPaused;
-        break;
-    default:
-        iRecordState = ECamNotRecording;
-        break;
-    }
-  }
-
-// -----------------------------------------------------------------------------
-// CCamRecordingIconDecoration::~CCamRecordingIconDecoration()
-// Destructor
-// -----------------------------------------------------------------------------
-//
-CCamRecordingIconDecoration::~CCamRecordingIconDecoration()
-  {
-  PRINT( _L("Camera => ~CCamRecordingIconDecoration") );
-  iController.RemoveControllerObserver(this);
-  
-  delete iObserverHandler;
-  
-  if( iPauseFlashPeriodic )
-    {
-    iPauseFlashPeriodic->Cancel();
-    }
-  delete iPauseFlashPeriodic;
-  
-  delete iRecBitmap;
-  delete iRecBitmapMask;
-  delete iRecPauseBitmap;
-  delete iRecPauseBitmapMask;
-  PRINT( _L("Camera <= ~CCamRecordingIconDecoration") );
-  }
-    
-// -----------------------------------------------------------------------------
-// CCamRecordingIconDecoration::Draw()
-// Draw the decoration
-// -----------------------------------------------------------------------------
-//
-void CCamRecordingIconDecoration::Draw(CBitmapContext& aGc, const TRect& /*aDrawRect*/)
-    {
-    if ( iRecordState == ECamRecording )
-        {
-		aGc.BitBltMasked(iPosition, iRecBitmap, iSize, iRecBitmapMask, ETrue);
-        }
-    else if ( iRecordState == ECamRecordPaused )
-        {
-        if( iShowPaused )
-            {
-    		aGc.BitBltMasked(iPosition, iRecPauseBitmap, iSize, iRecPauseBitmapMask, ETrue);
-            }
-        }
-    else
-        {
-        }
-    }
-
-// ---------------------------------------------------------
-// CCamRecordingIconDecoration::HandleControllerEventL
-// Listens for controller events
-// ---------------------------------------------------------
-//
-void 
-CCamRecordingIconDecoration
-::HandleControllerEventL( TCamControllerEvent aEvent, TInt /*aError*/ )
-  {
-  if( aEvent == ECamEventOperationStateChanged )
-    {
-    TCamCaptureOperation operation = iController.CurrentOperation();
-    
-    // Update based on new controller state
-    if( ECamCapturing == operation )
-      {
-      ChangeRecordState(ECamRecording);
-      }
-    else if( ECamPaused == operation )
-      {
-      ChangeRecordState(ECamRecordPaused);
-      iShowPaused = ETrue;
-
-      // Kick off the pause flash timer
-      if( !iPauseFlashPeriodic->IsActive() )
-        {
-        TCallBack cb( PauseFlashCallBack, this );
-        iPauseFlashPeriodic->Start( KCamVidPauseFlashInterval,
-                                    KCamVidPauseFlashInterval,
-                                    cb );
-        }
-      }
-    else
-      {
-      ChangeRecordState( ECamNotRecording );
-      }
-  
-    // Cancel the timer if need be
-    if( iRecordState != ECamRecordPaused )         
-      {
-      if( iPauseFlashPeriodic->IsActive() )
-        {
-        iPauseFlashPeriodic->Cancel();
-        }
-      }
-    }
-  }
-
-// ---------------------------------------------------------
-// CCamRecordingIconDecoration::ChangeRecordState
-// Changes iRecordState, tells observers to update
-// ---------------------------------------------------------
-//
-void CCamRecordingIconDecoration::ChangeRecordState(TCamRecordState aNewState)
-    {
-    if ( iRecordState != aNewState )
-        {
-        BroadcastEvent(ECamObserverEventRecordingIconUpdated);
-        }
-    iRecordState = aNewState;
-    }
-    
-// ---------------------------------------------------------
-// CCamRecordingIconDecoration::PauseFlashCallBack
-// Callback function from periodic timer used to flash paused icon every 0.8 secs
-// ---------------------------------------------------------
-//
-TInt CCamRecordingIconDecoration::PauseFlashCallBack( TAny* aRecordingIconDecoration )
-    {
-    __ASSERT_DEBUG( aRecordingIconDecoration, CamPanic( ECamPanicNullPointer ) );
-    static_cast <CCamRecordingIconDecoration*> ( aRecordingIconDecoration )->
-                                                    TogglePauseIconFlash();
-    return KErrNone;
-    }
-
-// ---------------------------------------------------------
-// CCamRecordingIconDecoration::TogglePauseIconFlash
-// Updates paused icon state in response to periodic timer 
-// ---------------------------------------------------------
-//
-void CCamRecordingIconDecoration::TogglePauseIconFlash()
-    {
-    PRINT(_L("CCamRecordingIconDecoration::TogglePauseIconFlash: broadcasting ECamObserverEventRecordingIconUpdated"));
-    iShowPaused = !iShowPaused;
-    BroadcastEvent(ECamObserverEventRecordingIconUpdated);
-    }
-
-// ---------------------------------------------------------
-// CCamRecordingIconDecoration::RegisterObserverL
-// Registers an observer
-// ---------------------------------------------------------
-//
-void CCamRecordingIconDecoration::RegisterObserverL(MCamObserver* aObserver)
-    {
-    iObserverHandler->RegisterObserverL(aObserver);
-    }
-
-// ---------------------------------------------------------
-// CCamRecordingIconDecoration::DeregisterObserver
-// Deregisters an observer
-// ---------------------------------------------------------
-//
-void CCamRecordingIconDecoration::DeregisterObserver(MCamObserver* aObserver)
-    {
-    iObserverHandler->DeregisterObserver(aObserver);
-    }
-
-// ---------------------------------------------------------
-// CCamRecordingIconDecoration::BroadcastEvent
-// Broadcasts an event code to all observers
-// ---------------------------------------------------------
-//
-void CCamRecordingIconDecoration::BroadcastEvent(TCamObserverEvent aEvent)
-    {
-    iObserverHandler->BroadcastEvent(aEvent);
-    }
-