/*

* 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:  Represents value range of property condition

*

*/

#ifndef __MDERANGEPROPERTYCONDITION_H__

#define __MDERANGEPROPERTYCONDITION_H__

#include <mdepropertycondition.h>

#include <mderange.h>

/* Forward declarations. */

class CMdEPropertyDef;

class CMdCSerializationBuffer;

class TMdESerializeRangePropertyCondition

{

public:

	static void SerializeL( CMdCSerializationBuffer& aBuffer, 

			const CMdEPropertyCondition& aPropertyCondition, 

			TMdERangeType aType, const void* aMin, const void* aMax, 

			TInt aValueSize, TMdCOffset& aFreespaceOffset );

	static TUint32 RequiredBufferSize( TInt aValueSize );

};

/**

 * Instances of CMdERangePropertyCondition are associated with a specific 

 * property definition.

 */

template <TConditionType KConditionType, class T>

NONSHARABLE_CLASS(CMdERangePropertyCondition) : public CMdEPropertyCondition

	{

public:

	/* Constructors and destructor. */

	/**

	 * Two-phased constructor.

	 */

	static CMdERangePropertyCondition* NewL( const CMdEPropertyDef& aPropertyDef,

			const TMdERange<T>& aValueRange)

		{

		CMdERangePropertyCondition* self =

				CMdERangePropertyCondition::NewLC( aPropertyDef, aValueRange );

	    CleanupStack::Pop( self );

	    return self;

		}

	/**

	* Two-phased constructor.

	*/

	static CMdERangePropertyCondition* NewLC( const CMdEPropertyDef& aPropertyDef,

			const TMdERange<T>& aValueRange)

		{

		CMdERangePropertyCondition* self =

				new ( ELeave ) CMdERangePropertyCondition( aPropertyDef, aValueRange );

	    CleanupStack::PushL( self );

	    self->ConstructL();

	    return self;

		}

	/**

	 * Destructor.

	 */

	virtual ~CMdERangePropertyCondition()

        {

        }

	/* Methods. */

	/**

	 * Returns the range of the property condition.

	 *

	 * @return  Range.

	 */

	inline const TMdERange<T>& Range() const

	    {

	    return iRange;

	    }

    /**

     * Get possible query's internal optimization flags from condition.

     *

     * @param aFlaga query's internal optimization flags

     * @return last level internal optimization flags

     */

    TUint32 InternalQueryOptimizationFlags(TUint32& aFlags)

    	{

    	return CMdEPropertyCondition::InternalQueryOptimizationFlags(aFlags);

    	}

    /**

     * Get required size of serialized buffer when this is serialized.

     *

     * @return required size of serialized buffer

     */

    TUint32 RequiredBufferSize() const

    	{

    	return TMdESerializeRangePropertyCondition::RequiredBufferSize( 

    			sizeof(T) );

    	}

    /**

     * Serialize own data to serialized buffer (correct position must be set 

     * before calling) and return new position of serialized buffer.

	 *

     * @param aBuffer  serialized buffer.

     */

    void SerializeL(CMdCSerializationBuffer& aBuffer, 

    		TMdCOffset& aFreespaceOffset) const

    	{

    	TMdESerializeRangePropertyCondition::SerializeL( aBuffer, *this, iRange.Type(), 

    			&iRange.Min(), &iRange.Max(), sizeof(T), aFreespaceOffset );

    	}

protected:

	/* Utility methods. */

private:

    /* Private methods. */

	/**

	 * Constructor. 

	 *

	 * @param aType  type of the condition node

	 */

    CMdERangePropertyCondition(const CMdEPropertyDef& aPropertyDef,

        const TMdERange<T>& aValueRange)

        : CMdEPropertyCondition(KConditionType, aPropertyDef), 

          iRange(aValueRange)

        {

        }

private:

    /** The value range that is valid for the condition. */

    TMdERange<T> iRange;

    };

/* The actual RangePropertyConditions. */

#define MDE_DEFINE_RANGE_CONDITION(RangeType) \

    typedef CMdERangePropertyCondition<EConditionTypeProperty##RangeType##Range, T##RangeType> CMdE##RangeType##RangePropertyCondition;

MDE_DEFINE_RANGE_CONDITION(Int)

MDE_DEFINE_RANGE_CONDITION(Int64)

MDE_DEFINE_RANGE_CONDITION(Uint)

MDE_DEFINE_RANGE_CONDITION(Real)

MDE_DEFINE_RANGE_CONDITION(Time)

#undef MDE_DEFINE_RANGE_CONDITION

#endif  // __MDERANGEPROPERTYCONDITION_H__