/*

* Copyright (c) 2009 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: 

*

*/

/*

Media Helper Class for handling surface events

Shy Ward

*/

#include "XANGAVideoSink.h"

#include "openmaxalwrapper.h"

CNgaVideoSink* CNgaVideoSink::NewL()

{

	CNgaVideoSink* self = new CNgaVideoSink();

	self->ConstructL();

	return self;

}

CNgaVideoSink::~CNgaVideoSink()

{

	iMediaClientVideoDisplay->RemoveDisplayWindow(*m_pWindow);

	delete iMediaClientVideoDisplay;

  if(IsActive())

  {

     Cancel();

  }	

}

CNgaVideoSink::CNgaVideoSink()

                  :CActive(EPriorityStandard)

{

	iMediaClientVideoDisplay = NULL;

  CActiveScheduler::Add(this);

  m_ThreadHandle.Duplicate(RThread());

  m_MediaHelperInitialized = EInitializedReady;

  m_rotation = EVideoRotationNone;

  m_scaleWidth = (100.0f);

  m_scaleHeight = (100.0f);

  m_horizPos = (EHorizontalAlignCenter);

  m_vertPos = (EVerticalAlignCenter);      

}

void CNgaVideoSink::RunL()

{

	  iMediaClientVideoDisplay->SurfaceCreated(m_surfaceId,m_cropRect,m_pixelAspectRatio,m_cropRegion);	

}

void CNgaVideoSink::Activate()

{

    if(!IsActive())

    {

        iStatus = KRequestPending;

        SetActive();

    }

}

void CNgaVideoSink::DoCancel()

{

      if(iStatus.Int() == KRequestPending)

      {

          TRequestStatus* pStatus = &iStatus;

          m_ThreadHandle.RequestComplete(pStatus, KErrCancel);

    }

}

void CNgaVideoSink::CompleteRequest(TInt status)

{

    // Checking for IsActive alone results in this block getting executed 

    // from other thread more thanone time. Hence the chk for iStatus

    if(IsActive() && iStatus == KRequestPending)

    {

        TRequestStatus* pStatus = &iStatus;

        m_ThreadHandle.RequestComplete(pStatus, status);

    }

}

void CNgaVideoSink::SurfaceCreated(int surfaceid0,int surfaceid1,int surfaceid2,int surfaceid3,int crop_rect_tl_x,

                     									 int crop_rect_tl_y,int crop_rect_br_x,int crop_rect_br_y,int aspect_ratio_num,int aspect_ratio_denom)

{

   m_surfaceId.iInternal[0] = surfaceid0;

   m_surfaceId.iInternal[1] = surfaceid1;

   m_surfaceId.iInternal[2] = surfaceid2;

   m_surfaceId.iInternal[3] = surfaceid3;

   m_cropRect.iTl.iX = crop_rect_tl_x;

   m_cropRect.iTl.iY = crop_rect_tl_y;

   m_cropRect.iBr.iX = crop_rect_br_x;

   m_cropRect.iBr.iY = crop_rect_br_y;

   m_pixelAspectRatio.iNumerator = aspect_ratio_num;

   m_pixelAspectRatio.iDenominator = aspect_ratio_denom;  

   Activate();

   CompleteRequest(KErrNone);

}

void CNgaVideoSink::ConstructL()

{

	iMediaClientVideoDisplay = CMediaClientVideoDisplay::NewL(0);

	Activate();

} 

void CNgaVideoSink::SetNativeDisplayInformation(void* display_info)

{

	//display_info is of type XADataSink

	//display_info.pLocator is of type XADataLocator_NativeDisplay

	XADataLocator_NativeDisplay* nativeDisplay;

	XADataSink* videoSink = (XADataSink*)display_info;

	nativeDisplay = (XADataLocator_NativeDisplay*) (videoSink->pLocator);

	//TODO: scrDevice is not been passed Properly

  // Add the display window

  m_cropRegion = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

  m_videoExtent = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

  m_cropRect = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

  m_clipRect = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

  m_cropRegion = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

  m_pWindow = ((RWindow*)(nativeDisplay->hWindow));

  iMediaClientVideoDisplay->AddDisplayWindowL(m_pWindow, m_clipRect, m_cropRegion, m_videoExtent, m_scaleWidth, m_scaleHeight,

                                               m_rotation, EAutoScaleBestFit, m_horizPos, m_vertPos, m_pWindow);  

}

extern "C" {

    void* nga_video_sink_init()

    { 

          return CNgaVideoSink::NewL();

    }

    void surface_created(void* context,int surfaceid0,int surfaceid1,int surfaceid2,int surfaceid3,int crop_rect_tl_x,

                         									int crop_rect_tl_y,int crop_rect_br_x,int crop_rect_br_y,int aspect_ratio_num,int aspect_ratio_denom)

    {

            ((CNgaVideoSink*)(context))->SurfaceCreated(surfaceid0,surfaceid1,surfaceid2,surfaceid3,crop_rect_tl_x,

                         									                  crop_rect_tl_y,crop_rect_br_x,crop_rect_br_y,aspect_ratio_num,aspect_ratio_denom);

    }

    void  setup_native_display(void* context, void* display_info)

    {

            ((CNgaVideoSink*)(context))->SetNativeDisplayInformation(display_info);

    }

}