Symaptic: os/graphics/windowing/windowserver/stdgraphic/W32STDGRAPHIC.CPP@bde4ae8d615e

     1 // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    16 #include "W32STDGRAPHIC.H"

    18 // TWsGraphicAnimation \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\

    20 EXPORT_C TWsGraphicAnimation::TWsGraphicAnimation():

    21 	TWsGraphicMsgFixedBase(TUid::Uid(ETypeId),sizeof(*this)),

    22 	iFlags(EStopped)

    23 	{

    24 	}

    26 EXPORT_C TBool TWsGraphicAnimation::IsPlaying() const

    27 	{

    28 	return (State() == EPlaying);

    29 	}

    31 EXPORT_C TBool TWsGraphicAnimation::IsStopped() const

    32 	{

    33 	return (State() == EStopped);

    34 	}

    36 EXPORT_C TBool TWsGraphicAnimation::IsStopping() const

    37 	{

    38 	return (State() == EStopping);

    39 	}

    41 EXPORT_C TBool TWsGraphicAnimation::IsPaused() const

    42 	{

    43 	return (State() == EPaused);

    44 	}

    46 EXPORT_C TBool TWsGraphicAnimation::Loops() const

    47 	{

    48 	switch(State())

    49 		{

    50 		case EPlaying:

    51 		case EPaused:

    52 			return ((iFlags & ELoop) == ELoop);

    53 		default:

    54 			return EFalse;

    55 		}

    56 	}

    58 TUint TWsGraphicAnimation::State() const

    59 	{

    60 	return (iFlags & EStateMask);

    61 	}

    63 void TWsGraphicAnimation::SetState(TUint aState)

    64 	{

    65 	iFlags &= ~EStateMask;

    66 	iFlags |= (aState & EStateMask);

    67 	}

    69    EXPORT_C void TWsGraphicAnimation::Play(TBool aLoop)

    70    	{

    71    	switch(State())

    72    		{

    73    		case EStopped:

    74    		case EStopping:

    75    			SetState(EPlaying);

    76 			// fall through

    77 		case EPlaying:

    78 			iPlay.UniversalTime(); //Start over again

    79    			break;

    80    		case EPaused:

    81    			SetState(EPlaying);

    82 			if(aLoop != Loops()) // can't resume a mismatch of looping attribute

    83 				{

    84 				iPlay.UniversalTime();

    85 				}

    86 			else // resume

    87 				{

    88 				TTimeIntervalMicroSeconds delta = iPauseOrStopping.MicroSecondsFrom(iPlay);

    89 				iPlay.UniversalTime();

    90 				iPlay = iPlay.Int64() - delta.Int64();

    91 				break;

    92 				}

    93 		}

    94 	if(aLoop)

    95 		{

    96 		iFlags |= ELoop;

    97 		}

    98 	else

    99 		{

   100 		iFlags &= ~ELoop;

   101 		}

   102 	}

   104 EXPORT_C void TWsGraphicAnimation::Pause()

   105 	{

   106 	switch(State())

   107 	{

   108 	case EPlaying:

   109 		case EStopping:

   110    			SetState(EPaused);

   111 			iPauseOrStopping.UniversalTime();

   112    			break;

   113    		case EStopped:

   114    		case EPaused:

   115    			break;

   116    		}

   117 	}

   119 EXPORT_C void TWsGraphicAnimation::Stop(TBool aImmediately)

   120 	{

   121 	if(aImmediately)

   122 		{

   123 		SetState(EStopped);

   124 		}

   125 	else

   126 		{

   127 		switch(State())

   128 			{

   129 			case EPlaying:

   130 				SetState(EStopping);

   131 				iPauseOrStopping.UniversalTime();

   132 				break;

   133 			case EStopped:

   134 				break;

   135 			case EStopping:

   136 				iPauseOrStopping.UniversalTime();

   137 				break;

   138 			case EPaused:

   139 				SetState(EStopping);

   140 				TTimeIntervalMicroSeconds delta = iPauseOrStopping.MicroSecondsFrom(iPlay);

   141 				iPlay.UniversalTime();

   142 				iPlay = iPlay.Int64() - delta.Int64();

   143 				iPauseOrStopping.UniversalTime();

   144    				break;

   145    			}

   146    		}

   147    	}

author	sl@SLION-WIN7.fritz.box
	Fri, 15 Jun 2012 03:10:57 +0200
changeset 0	bde4ae8d615e
permissions	-rw-r--r--