void CScrollView::onTouchMoved(Touch *pTouch, float fDuration)
{
Vec2 tNodePoint = convertToNodeSpace(pTouch->getLocation());
if( m_pSelectedWidget )
{
if( m_eSelectedWidgetTouchModel == eWidgetTouchTransient && !m_bTouchMoved )
{
float fDistance = tNodePoint.getDistance(m_tTouchBeganPoint);
if(!m_bTouchMoved && fabs(ccScrollconvertPointToInch(fDistance)) < CSCROLLVIEW_MOVE_INCH)
{
m_pSelectedWidget->executeTouchMovedHandler(pTouch, fDuration);
return;
}
m_bTouchMoved = true;
m_pSelectedWidget->interruptTouch(pTouch, fDuration);
}
if(!m_pSelectedWidget->isTouchInterrupted())
{
m_pSelectedWidget->executeTouchMovedHandler(pTouch, fDuration);
if(!m_pSelectedWidget->isTouchInterrupted())
{
return;
}
}
}
if( !m_bDragging )
{
m_tTouchBeganPoint = tNodePoint;
m_tLastMovePoint = tNodePoint;
m_bDragging = true;
stoppedDeaccelerateScroll();
stoppedAnimatedScroll();
}
if( m_bDragable )
{
m_tScrollDistance = tNodePoint - m_tLastMovePoint;
m_tLastMovePoint = tNodePoint;
switch( m_eDirection )
{
case eScrollViewDirectionHorizontal:
m_tScrollDistance.y = 0;
break;
case eScrollViewDirectionVertical:
m_tScrollDistance.x = 0;
break;
default:
break;
}
setContentOffset( getContentOffset() + m_tScrollDistance );
}
}
CWidgetTouchModel CScrollView::onTouchBegan(Touch *pTouch)
{
Vec2 tNodePoint = convertToNodeSpace(pTouch->getLocation());
if( m_pContainer->getBoundingBox().containsPoint(tNodePoint) )
{
m_pSelectedWidget = m_pContainer;
}
else
{
m_pSelectedWidget = NULL;
}
if( m_pSelectedWidget )
{
m_eSelectedWidgetTouchModel = m_pSelectedWidget->executeTouchBeganHandler(pTouch);
if( m_eSelectedWidgetTouchModel == eWidgetTouchNone )
{
m_pSelectedWidget = NULL;
}
}
m_tTouchBeganPoint = tNodePoint;
if( m_eSelectedWidgetTouchModel == eWidgetTouchNone && m_bDragable )
{
m_tLastMovePoint = tNodePoint;
m_bDragging = true;
stoppedDeaccelerateScroll();
stoppedAnimatedScroll();
}
return eWidgetTouchSustained;
}
void CScrollView::performedAnimatedScrolling(float dt)
{
if( m_bDragging )
{
m_pContainer->stopActionByTag(CSCROLLVIEW_MOVE_ACTION_TAG);
stoppedAnimatedScroll();
return;
}
this->onScrolling();
this->executeScrollingHandler(this);
}
void CScrollView::onExit()
{
stoppedAnimatedScroll();
stoppedDeaccelerateScroll();
CLayout::onExit();
}
void ScrollView::stopAnimatedContentOffset() {
stopAction(_animatedScrollAction);
_animatedScrollAction->release();
_animatedScrollAction = nullptr;
stoppedAnimatedScroll(this);
}
