/*

* 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: 

*

*/

#include <stdio.h>

#include <stdlib.h>

#include <assert.h>

#include "xaledarrayitf.h"

#include "xaledarrayitfadaptation.h"

#include "xathreadsafety.h"

/* XALEDArrayItfImpl* GetImpl(XALEDArrayItf self)

 * Description: Validate interface pointer and cast it to implementation pointer.

 */

static XALEDArrayItfImpl* GetImpl(XALEDArrayItf self)

{

    if( self )

    {

        XALEDArrayItfImpl* impl = (XALEDArrayItfImpl*)(*self);

        if( impl && (impl == impl->self) )

        {

            return impl;

        }

    }

    return NULL;

}

/*****************************************************************************

 * Base interface XALEDArrayItf implementation

 *****************************************************************************/

/*

 * XAresult XALEDArrayItfImpl_ActivateLEDArray ( XALEDArrayItf self,

 *                                               XAuint32 lightMask )

 * Description: Activates or deactivates individual LEDs in an array of LEDs.

 */

XAresult XALEDArrayItfImpl_ActivateLEDArray ( XALEDArrayItf self,

                                              XAuint32 lightMask )

{

    XAresult ret = XA_RESULT_SUCCESS;

    XALEDArrayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XALEDArrayItfImpl_ActivateLEDArray");

    XA_IMPL_THREAD_SAFETY_ENTRY(XATSLEDArray);

    if( !impl || lightMask > LED_COUNT)

    {

        /* invalid parameter */

        XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XALEDArrayItfImpl_ActivateLEDArray");

        return XA_RESULT_PARAMETER_INVALID;

    }

    /* check is ligtMask mode changed */

    if( impl->lightMask != lightMask )

    {

        ret = XALEDArrayItfAdapt_ActivateLEDArray( (XAAdaptationGstCtx*)impl->adapCtx, lightMask );

        if ( ret == XA_RESULT_SUCCESS )

        {

            impl->lightMask = lightMask;

        }

    }

    XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);

    DEBUG_API("<-XALEDArrayItfImpl_ActivateLEDArray");

    return ret;

}

/*

 * XAresult XALEDArrayItfImpl_IsLEDArrayActivated ( XALEDArrayItf self,

 *                                                  XAuint32 * pLightMask )

 * Description: Returns the state of each LED in an array of LEDs.

 */

XAresult XALEDArrayItfImpl_IsLEDArrayActivated ( XALEDArrayItf self,

                                                 XAuint32 * pLightMask )

{

    XAresult ret = XA_RESULT_SUCCESS;

    XALEDArrayItfImpl* impl = GetImpl(self);

    DEBUG_API("->XALEDArrayItfImpl_IsLEDArrayActivated");

    if( !impl || !pLightMask)

    {

        /* invalid parameter */

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XALEDArrayItfImpl_IsLEDArrayActivated");

        return XA_RESULT_PARAMETER_INVALID;

    }

    *pLightMask = impl->lightMask;

    if( *pLightMask )

    {

        DEBUG_API("The LED is on.");

    }

    else

    {

        DEBUG_API("The LED is off.");

    }

    DEBUG_API("<-XALEDArrayItfImpl_IsLEDArrayActivated");

    return ret;

}

/*

 * XAresult XALEDArrayItfImpl_SetColor ( XALEDArrayItf self,

 *                                       XAuint8 index,

 *                                       const XAHSL * pColor )

 * Description: Sets the color of an individual LED.

 */

XAresult XALEDArrayItfImpl_SetColor ( XALEDArrayItf self,

                                      XAuint8 index,

                                      const XAHSL * pColor )

{

    XAresult ret = XA_RESULT_SUCCESS;

    XALEDArrayItfImpl* impl = GetImpl(self);

    XAboolean support = XA_BOOLEAN_FALSE;

    DEBUG_API("->XALEDArrayItfImpl_SetColor");

    XA_IMPL_THREAD_SAFETY_ENTRY(XATSLEDArray);

    if( !impl || index > LED_COUNT - 1 || !pColor )

    {

        /* invalid parameter */

        XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XALEDArrayItfImpl_SetColor");

        return XA_RESULT_PARAMETER_INVALID;

    }

    support = ( COLOR_MASK >> index ) & 0x1;

    if( !support ) /* Not supporting color*/

    {

        XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);

        DEBUG_ERR("XA_RESULT_PRECONDITIONS_VIOLATED: not supporting color");

        DEBUG_API("<-XALEDArrayItfImpl_SetColor");

        return XA_RESULT_PRECONDITIONS_VIOLATED;

    }

    else

    {

        ret = XALEDArrayItfAdapt_SetColor( (XAAdaptationGstCtx*)impl->adapCtx, index, pColor);

        if ( ret == XA_RESULT_SUCCESS )

        {

            impl->color = *pColor;

        }

    }

    XA_IMPL_THREAD_SAFETY_EXIT(XATSLEDArray);

    DEBUG_API("<-XALEDArrayItfImpl_SetColor");

    return ret;

}

/*

 * XAresult XALEDArrayItfImpl_GetColor ( XALEDArrayItf self,

 *                                       XAuint8 index,

 *                                       const XAHSL * pColor )

 * Description: Returns the color of an individual LED.

 */

XAresult XALEDArrayItfImpl_GetColor ( XALEDArrayItf self,

                                      XAuint8 index,

                                      XAHSL * pColor )

{

    XAresult ret = XA_RESULT_SUCCESS;

    XALEDArrayItfImpl* impl = GetImpl(self);

    XAboolean support = XA_BOOLEAN_FALSE;

    DEBUG_API("->XALEDArrayItfImpl_GetColor");

    if( !impl || index > LED_COUNT - 1 || !pColor )

    {

        /* invalid parameter */

        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");

        DEBUG_API("<-XALEDArrayItfImpl_GetColor");

        return XA_RESULT_PARAMETER_INVALID;

    }

    support = ( COLOR_MASK >> index ) & 0x1;

    if( !support ) /* Not supporting color*/

    {

        DEBUG_ERR("XA_RESULT_PRECONDITIONS_VIOLATED: not supporting color");

        DEBUG_API("<-XALEDArrayItfImpl_GetColor");

        return XA_RESULT_PRECONDITIONS_VIOLATED;

    }

    else

    {

        *pColor = impl->color;

    }

    DEBUG_API_A3("<-XALEDArrayItfImpl_GetColor: hue = %ld, saturation = %d, lightness = %d", pColor->hue, pColor->saturation, pColor->lightness);

    return ret;

}

/*****************************************************************************

 * XALEDArrayItfImpl -specific methods

 *****************************************************************************/

/* XALEDArrayItfImpl* XALEDArrayItfImpl_Create()

 * Description: Allocate and initialize LEDArrayItfImpl

 */

XALEDArrayItfImpl* XALEDArrayItfImpl_Create( XAAdaptationBaseCtx *adapCtx )

{

    XALEDArrayItfImpl* self = (XALEDArrayItfImpl*)

        calloc(1,sizeof(XALEDArrayItfImpl));

    DEBUG_API("->XALEDArrayItfImpl_Create");

    if( self )

    {

        /* init itf default implementation */

        self->itf.ActivateLEDArray = XALEDArrayItfImpl_ActivateLEDArray;

        self->itf.IsLEDArrayActivated = XALEDArrayItfImpl_IsLEDArrayActivated;

        self->itf.SetColor = XALEDArrayItfImpl_SetColor;

        self->itf.GetColor = XALEDArrayItfImpl_GetColor;

        /* init variables */

        self->lightMask = 0;

        self->color.hue = 0;

        self->color.saturation = 0;

        self->color.lightness = 0;

        self->adapCtx = adapCtx;

        self->self = self;

    }

    DEBUG_API("<-XALEDArrayItfImpl_Create");

    return self;

}

/* void XALEDArrayItfImpl_Free(XALEDArrayItfImpl* self)

 * Description: Free all resources reserved at XALEDArrayItfImpl_Create

 */

void XALEDArrayItfImpl_Free(XALEDArrayItfImpl* self)

{

    DEBUG_API("->XALEDArrayItfImpl_Free");

    assert( self==self->self );

    free( self );

    DEBUG_API("<-XALEDArrayItfImpl_Free");

}