Symaptic: os/mm/mmplugins/mmfwplugins/src/Plugin/subtitle/common/mmfsubtitlegraphicmessage.h@260cb5ec6c19

     1 // Copyright (c) 2008-2009 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 /**

    17  @file

    18  @internalComponent

    19 */

    21 #ifndef MMFSUBTITLEGRAPHICMESSAGE_H

    22 #define MMFSUBTITLEGRAPHICMESSAGE_H

    24 #include <e32std.h>

    25 #include <s32strm.h>

    27 /*

    28 Defines the message classes for communication between the MMF CRP

    29 subtitle rendering client and the WSERV CRP graphic plug-in

    30 */

    33 enum TSubtitleGraphicMessage

    34 	{

    35 	ESubtitleCrpMessageInit 		= 10,

    36 	ESubtitleCrpMessageInitSimple 	= 20,

    37 	ESubtitleCrpMessageClear 		= 30,

    38 	ESubtitleCrpMessageDrawFrame 	= 40,

    39 	ESubtitleCrpMessageSwapFrame 	= 50

    40 	};

    42 /**

    43 Base class for all CRP messages

    44 */

    45 class TSubtitleGraphicMessageBase

    46 {

    47 public:

    48 	TSubtitleGraphicMessageBase(TSubtitleGraphicMessage aMsgType);

    50 protected:

    51 	TInt8 iMsgType;

    52 };

    54 /**

    55 Initialise the CRP

    56 Passes two bitmap handles to the CRP

    57 @see CMMFSubtitleGraphic::Initialize(TInt aBuffer1, TInt aBuffer2);

    58 */

    59 class TSubtitleCrpMsgInit : public TSubtitleGraphicMessageBase

    60 	{

    61 public:

    62 	TSubtitleCrpMsgInit();

    63 	TSubtitleCrpMsgInit(TInt aBitmapHandle1, TInt aBitmapHandle2);

    65 public:

    66 	TInt iBitmapHandle1;

    67 	TInt iBitmapHandle2;

    68 	};

    70 /**

    71 Initialise the CRP

    72 @see CMMFSubtitleGraphic::Initialize()

    73 */

    74 class TSubtitleCrpMsgInitSimple : public TSubtitleGraphicMessageBase

    75 	{

    76 public:

    77 	TSubtitleCrpMsgInitSimple();

    78 	};

    80 /**

    81 Request that the CRP clears all content from the window

    82 @see CMMFSubtitleGraphic::Clear()

    83 */

    84 class TSubtitleCrpMsgClear : public TSubtitleGraphicMessageBase

    85 	{

    86 public:

    87 	TSubtitleCrpMsgClear();

    88 	};

    90 /**

    91 Requests that the CRP draws a frame indicated by the CFBSBitmap handle provided

    92 @see CMMFSubtitleGraphic::DrawFrame(TInt aFrameHandle, TRect& aDirtyRegion,

    93      TTimeIntervalMicroSeconds& aDisplayDuration)

    94 */

    95 class TSubtitleCrpMsgDrawFrame : public TSubtitleGraphicMessageBase

    96 	{

    97 public:

    98 	TSubtitleCrpMsgDrawFrame();

    99 	TSubtitleCrpMsgDrawFrame(TInt aBitmapHandle, const TRect& aDirtyRegion, const TTimeIntervalMicroSeconds& aDisplayDuration);

   101 public:

   102 	TInt iBitmapHandle;

   103 	TRect iDirtyRegion;

   104 	TTimeIntervalMicroSeconds iDisplayDuration;

   105 	};

   107 /**

   108 Request that the CRP draw the content in the current back buffer.  Assumes that the CRP

   109 has been intialized with TSubtitleCrpMsgInit

   110 @see CMMFSubtitleGraphic::SwapFrame(TInt aExpectedBuffer,

   111  	TTimeIntervalMicroSeconds& aDisplayDuration, const TRect& aDirtyRegion)

   112 */

   113 class TSubtitleCrpMsgRenderSwapFrame : public TSubtitleGraphicMessageBase

   114 	{

   115 public:

   116 	TSubtitleCrpMsgRenderSwapFrame();

   117 	TSubtitleCrpMsgRenderSwapFrame(TInt aExpectedFrame, const TRect& aDirtyRegion, const TTimeIntervalMicroSeconds& aDisplayDuration);

   119 public:

   120 	TInt iExpectedFrame;

   121 	TTimeIntervalMicroSeconds iDisplayDuration;

   122 	TRect iDirtyRegion;

   123 	};

   125 #endif

author	sl
	Tue, 10 Jun 2014 14:32:02 +0200
changeset 1	260cb5ec6c19
permissions	-rw-r--r--