--- a/idlehomescreen/xmluirendering/uiengine/inc/xngesturerecogniser.h Wed Mar 31 21:17:19 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,113 +0,0 @@
-/*
-* Copyright (c) 2007 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: Algorithm to recognise gesture from a stream of points
-*
-*/
-
-
-#ifndef _XNGESTURERECOGNISER_H_
-#define _XNGESTURERECOGNISER_H_
-
-// System includes
-#include <e32std.h>
-
-
-/**
- * XnGestureHelper namespace
- * Used for the whole gesture family - Gesture recognizer, gesture helper,
- * Point array
- */
-namespace XnGestureHelper
- {
-
- // Forward declarations
- class TXnPointArray;
-
- /**
- * flag that indicates gesture code is a holding code
- * clients should use MGestureEvent::IsHolding
- */
- const TInt EFlagHold = 0x10000000;
-
- /**
- * Gesture codes and states
- */
- enum TXnGestureCode
- {
- // states
- /** gesture just started (user pressed stylus down)*/
- EGestureStart = 0x00000001,
- /** user moved stylus (may be holding or not holding) */
- EGestureDrag = 0x00000002,
- /** user lifted stylus while user was holding */
- EGestureReleased = 0x00000003,
-
- // gestures
- /** gesture was not recognised */
- EGestureUnknown = 0x00000005,
- /** these codes are sent when user lifts stylus
- * (if holding not started)
- */
- EGestureTap = 0x00000006,
- /** first tap emits EGestureTap */
- EGestureDoubleTap = 0x00000007,
- /** swipe left */
- EGestureSwipeLeft = 0x00000008,
- /** swipe right */
- EGestureSwipeRight = 0x00000009,
- /** swipe up */
- EGestureSwipeUp = 0x0000000A,
- /** swipe down */
- EGestureSwipeDown = 0x0000000B,
- EGestureCanceled = 0x0000000C,
- /**
- * these codes are sent when user initiates holding by keeping stylus
- * in same place for a longer duration
- */
- EGestureHoldLeft = EGestureSwipeLeft | EFlagHold,
- EGestureHoldRight = EGestureSwipeRight | EFlagHold,
- EGestureHoldUp = EGestureSwipeUp | EFlagHold,
- EGestureHoldDown = EGestureSwipeDown | EFlagHold
- };
-
- //Class declaration
-
- /**
- * Set of algorithms to recognise gesture from a stream of points
- * Note: Not a static class or a function pointer, just to make it
- * sligthly easier to replace it with a heavier implementation
- *
- * @ingroup group_xnlayoutengine
- */
- NONSHARABLE_CLASS( TXnGestureRecogniser )
- {
- public:
-
- /**
- * Translates points into a gesture code
- * @param aPoints Points that form the gestures. Client is not
- * required to pass in repeated points (sequential
- * points that are almost in the same place)
- * @param aIsHolding ETrue if gesture was ended at pointer being held
- * down at same position
- * EFalse if gesture ended at pointer being released
- * @return recognised gesture id or EUnknownGesture
- */
- TXnGestureCode GestureCode( const TXnPointArray& aPoints ) const;
-
- TXnGestureCode LastDirection( const TXnPointArray& aPoints ) const;
- };
- } // namespace XnGestureHelper
-
-#endif // _XNGESTURERECOGNISER_H_