--- a/webengine/webkitutils/stmgesturefw/src/edgescrollgesturerecogniser.cpp Tue Feb 02 00:56:45 2010 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,166 +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 the License "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 helper implementation
-*
-*/
-
-#include "GenericSimpleGesture.h"
-#include "edgescrollgesturerecogniser.h"
-#include "rt_uievent.h"
-#include "filelogger.h"
-
-using namespace stmGesture ;
-
-CEdgeScrollGestureRecogniser::CEdgeScrollGestureRecogniser(MGestureListener* aListener) :
- CPeriodic(0), m_listener(aListener) , m_area()
-{
- m_powner = aListener->getOwner() ;
- m_gestureEnabled = true ;
- m_rangesizeInPixels = 10 ; // by default 10 pixels from the edges is the area
-}
-
-CEdgeScrollGestureRecogniser* CEdgeScrollGestureRecogniser::NewL(MGestureListener* aListener)
-{
- CEdgeScrollGestureRecogniser* self = new (ELeave) CEdgeScrollGestureRecogniser(aListener) ;
- CleanupStack::PushL(self);
- self->ConstructL(); // construct base class
- CActiveScheduler::Add(self);
- CleanupStack::Pop(self);
- return self;
-}
-
-CEdgeScrollGestureRecogniser::~CEdgeScrollGestureRecogniser()
-{
- Cancel();
-}
-
-TGestureRecognitionState CEdgeScrollGestureRecogniser::recognise(int numOfActiveStreams,
- MGestureEngineIf* pge)
-{
- TGestureRecognitionState state = ENotMyGesture;
- // Check if we are enabled or not
- if (!m_gestureEnabled) return state ;
-
- // Look at the events to see if it looks like edge scroll with one pointer
- if (numOfActiveStreams == 1)
- {
- // Then look at the event stream, it has to be EHold
- const stmUiEventEngine::MUiEvent* puie = pge->getUiEvents(0);
- int countOfEvents = puie->countOfEvents();
- stmUiEventEngine::TUiEventCode eventCode = puie->Code();
-
- if (m_loggingenabled)
- {
- LOGARG("CEdgeScrollGestureRecogniser: %d num %d code %d",
- eventCode, countOfEvents, eventCode);
- }
-
- if (eventCode == stmUiEventEngine::EHold) // The last one is EHold, look if it is near the area defined
- {
- const TPoint& p = puie->CurrentXY();
- if (m_loggingenabled)
- {
- LOGARG("CEdgeScrollGestureRecogniser: 0x%x EHold: num %d code %d, %d",
- this, countOfEvents, p.iX, p.iY);
- LOGARG("CEdgeScrollGestureRecogniser: area, %d,%d %d,%d, range: %d",
- m_area.iTl.iX,
- m_area.iTl.iY,
- m_area.iBr.iX,
- m_area.iBr.iY,
- m_rangesizeInPixels);
- }
- // check where the point is inside the area defined but outside of the area shrinked by m_rangesizeInPixels.
- TRect rcInner = m_area ;
- rcInner.Shrink(m_rangesizeInPixels, m_rangesizeInPixels) ;
- if (m_area.Contains(p) && !rcInner.Contains(p))
- {
- if (m_loggingenabled)
- {
- LOGARG("CEdgeScrollGestureRecogniser: HIT, (%d,%d) in %d,%d %d,%d, range: %d",
- p.iX, p.iY, m_area.iTl.iX, m_area.iTl.iY,
- m_area.iBr.iX, m_area.iBr.iY,
- m_rangesizeInPixels);
- }
-
- state = EGestureActive ;
- // this is edge scroll, check where it is about...
- TEdgeScroll scrolltype = EEdgeScrollUnknown ;
- if (p.iY < m_area.iTl.iY + m_rangesizeInPixels)
- scrolltype = EEdgeScrollUp ; // if Y is small enough, it is always up
- else if (p.iY > m_area.iBr.iY - m_rangesizeInPixels)
- scrolltype = EEdgeScrollDown ; // if Y is big enough, it is always down
- else if (p.iX < m_area.iTl.iX + m_rangesizeInPixels)
- scrolltype = EEdgeScrollLeft ; // if X is small enough, it is always left
- else if (p.iX > m_area.iBr.iX - m_rangesizeInPixels)
- scrolltype = EEdgeScrollRight ; // if X is big enough, it is always right
- // issue the edge scroll gesture
- stmGesture::TGenericSimpleGesture pgest(KUid, p, scrolltype, puie) ;
- // Call the listener to inform that a Tap has occurred...
- m_listener->gestureEnter(pgest) ;
- }
- }
- }
- return state;
-}
-
-void CEdgeScrollGestureRecogniser::release(MGestureEngineIf* /*ge*/)
-{
- Cancel() ; // some other gesture took hold of the thing, do not send gesture
- if (m_loggingenabled)
- {
- LOGARG("CEdgeScrollGestureRecogniser: 0x%x release", this);
- }
-}
-
-void CEdgeScrollGestureRecogniser::RunL()
-{
- if (m_loggingenabled)
- {
- LOGARG("CEdgeScrollGestureRecogniser: 0x%x timer", this);
- }
-}
-
-void CEdgeScrollGestureRecogniser::enableLogging(bool loggingOn)
-{
- m_loggingenabled = loggingOn;
-}
-
-void CEdgeScrollGestureRecogniser::enable(bool enabled)
-{
- m_gestureEnabled = enabled ;
-}
-
-bool CEdgeScrollGestureRecogniser::isEnabled()
-{
- return m_gestureEnabled ;
-}
-
-void CEdgeScrollGestureRecogniser::setOwner(CCoeControl* owner)
-{
- m_powner = owner;
-}
-
-void CEdgeScrollGestureRecogniser::setScrollRange(int rangeInPixels)
-{
- m_rangesizeInPixels = rangeInPixels ;
-}
-
-void CEdgeScrollGestureRecogniser::setArea(const TRect& theArea)
-{
- m_area = theArea ;
- if (m_loggingenabled)
- {
- LOGARG("CEdgeScrollGestureRecogniser: set area, %d,%d %d,%d", m_area.iTl.iX, m_area.iTl.iY, m_area.iBr.iX, m_area.iBr.iY);
- }
-}