diff -r 4526337fb576 -r 3eca7e70b1b8 mulwidgets/gesturehelper/src/utils.cpp --- a/mulwidgets/gesturehelper/src/utils.cpp Tue Feb 02 00:28:09 2010 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,72 +0,0 @@ -/* -* 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 -* -*/ - -#include "utils.h" - -#include // for CCoeEnv -#include // for CEikAppUi - -#include "gesturedefs.h" - -namespace GestureHelper - { - /** @return the longer edge of the size */ - inline TInt LongerEdge( const TSize& aSize ) - { - return Max( aSize.iHeight, aSize.iWidth ); - } - - // for documentation, see header file - TRect ToleranceRect( const TPoint& aCenterPoint ) - { - TSize screenSize = static_cast( CCoeEnv::Static()->AppUi() ) - ->ApplicationRect().Size(); - // multiplication has to be done first, to avoid rounding integer to 0 with division - int toleranceLength = ( KGestureTolerancePercent * LongerEdge( screenSize ) ) / 100; - TRect toleranceRect( aCenterPoint, TSize() ); - // grow by the tolerance length, while keeping the center point - toleranceRect.Shrink( -toleranceLength, -toleranceLength ); - return toleranceRect; - } - - // for documentation, see header file - TRect ToleranceRect( const TPoint& aCenterPoint, MGestureEvent::TAxis aRelevantAxis ) - { - TRect toleranceRect = ToleranceRect(aCenterPoint); - - TSize screenSize = static_cast( CCoeEnv::Static()->AppUi() ) - ->ApplicationRect().Size(); - - if(aRelevantAxis == MGestureEvent::EAxisHorizontal) - { - toleranceRect.iTl.iY = 0; - toleranceRect.iBr.iY = screenSize.iHeight; - } - else if(aRelevantAxis == MGestureEvent::EAxisVertical) - { - toleranceRect.iTl.iX = 0; - toleranceRect.iBr.iX = screenSize.iWidth; - } - else // EAxisBoth - { - // nothing to be done - } - - return toleranceRect; - } - - } // namespace GestureHelper