/*

* 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:  Touch gesture framework constant definitions.

*

*/

#ifndef AKNTOUCHGESTUREFWDEFS_H

#define AKNTOUCHGESTUREFWDEFS_H

#include <e32std.h>

namespace AknTouchGestureFw

{

/// UID for testing features enabling

const TUint KAknTouchGestureFwTestingFeature( 0x20026806 );

/// Default threshold value for Long Tap (in microseconds).

const TInt KDefaultLongTapThreshold = 800000;

/// Default value for Long Tap initial delay (in microseconds).

const TInt KDefaultLongTapInitialDelay = 200000;

/// Default value for maximum long tap intensity.

const TInt KDefaultMaxLongTapIntensity = 100;

/// Default value for maximum long tap intensity steps.

const TInt KDefaultMaxLongTapIntensitySteps = 6;

/// Maximum time duration between two taps to recognize

/// a double tap (in microseconds).

const TInt KDefaultMaxDoubleTapDuration = 400000;

/// Pixel threshold value used for deciding if pointer movement is a tap.

/// This value should be less than KDragThreshold.

const TInt KTapThreshold = 20;

/// Pixel threshold value used for deciding if pointer has been dragged.

const TInt KDefaultDragThreshold = 40;

/// Initial threshold for pinch. This is used when both pointers are 

/// just set down.

const TInt KDefaultPinchInitialThreshold = 20;

/// Movement threshold for pinch. This is used after initial threshold

/// has been exceeded.

const TInt KDefaultPinchMovementThreshold = 10;

/// Direction change sensitivity for pinch.

const TInt KDefaultPinchDirectionChangeSensitivity = 2;

/// Direction reset sensitivity for pinch.

const TInt KDefaultPinchDirectionResetSensitivity = 3;

/// If height or width is below this value, then that dimension

/// is ignored.

const TInt KDefaultPinchDimensionThreshold = 20;

/// Maximum confirmation duration for pinch.

const TInt KDefaultPinchMaximumConfirmationDuration = 250000;

/// Flick speed threshold value (in pixels per sec).

const TInt KDefaultFlickSpeedThreshold = 100;

/// Flick detection time (in microseconds).

const TInt KDefaultFlickDetectionTime = 500000;

/// Direction change sensitivity.

const TInt KDefaultDirectionChangeSensitivity = 2;

/// Max number of points stored to array.

const TInt KMaxBufferLength = 100;

/// One second in microseconds.

const TInt KMicroSecondsInSecond = 1000000;

/// One millisecond in microseconds.

const TInt KMicroSecondsInMilliSecond = 1000;

/// Value used to indicate invalid pointer number.

const TInt KInvalidPointerNumber = -1;

/// Epsilon values that satisfy formula Abs(x) < KEpsilon are considered

/// to be zero.

const TReal KEpsilon = 0.00001f;

/// Value used to represent all gesture types in gesture group

const TUint32 KAknTouchGestureFwAllGestureTypes = 0x7fffffff;

/// Default feedback intensity.

const TInt KAknTouchGestureFwFeedbackIntensity = 100;

/// Pinch feedback timeout (in microseconds).

const TInt KAknTouchGestureFwPinchFeedbackTimeout = 200000;

/// Drag feedback timeout (in microseconds).

const TInt KAknTouchGestureFwDragFeedbackTimeout = 200000;

} // namespace AknTouchGestureFw

#endif // AKNTOUCHGESTUREFWDEFS_H