mulwidgets/gesturehelper/src/utils.h
branchRCL_3
changeset 26 0e9bb658ef58
parent 0 e83bab7cf002
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mulwidgets/gesturehelper/src/utils.h	Wed Sep 01 12:23:18 2010 +0100
@@ -0,0 +1,45 @@
+/*
+* Copyright (c) 2008 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:  Gesture recognition utilities
+*
+*/
+
+#ifndef _GESTURE_UTILS_H_
+#define _GESTURE_UTILS_H_
+
+#include <e32std.h>
+#include <gestureobserver.h>
+
+namespace GestureHelper
+    {
+      
+    /**
+     * @return the a rectange in which dragging will be ignored. Tolerance rect 
+     *         represents a rectange within which any movement will not be considered
+     *         intentional, but as accidental stylus movement.
+     */
+    TRect ToleranceRect( const TPoint& aCenterPoint ); 
+    
+    /**
+     * @return the a rectange in which dragging will be ignored. Tolerance rect 
+     *         represents a rectange within which any movement will not be considered
+     *         as drag, This depends on the Axis.
+     * For Example, any movement within a vertical strip at the point of touch down is
+     *		if the interested Axis is Horizontal axis.
+     */
+    TRect ToleranceRect( const TPoint& aCenterPoint, MGestureEvent::TAxis aRelevantAxis );
+
+    } // namespace GestureHelper
+
+#endif // _GESTURE_UTILS_H_