void PageView::update(float dt)
{
if (_isAutoScrolling)
{
switch (_autoScrollDir)
{
case 0:
{
float step = _autoScrollSpeed*dt;
if (_autoScrollDistance + step >= 0.0f)
{
step = -_autoScrollDistance;
_autoScrollDistance = 0.0f;
_isAutoScrolling = false;
}
else
{
_autoScrollDistance += step;
}
scrollPages(-step);
if (!_isAutoScrolling)
{
pageTurningEvent();
}
break;
}
break;
case 1:
{
float step = _autoScrollSpeed*dt;
if (_autoScrollDistance - step <= 0.0f)
{
step = _autoScrollDistance;
_autoScrollDistance = 0.0f;
_isAutoScrolling = false;
}
else
{
_autoScrollDistance -= step;
}
scrollPages(step);
if (!_isAutoScrolling)
{
pageTurningEvent();
}
break;
}
default:
break;
}
}
}
void PageView::autoScroll(float dt)
{
switch (_autoScrollDirection)
{
case AutoScrollDirection::LEFT:
{
float step = _autoScrollSpeed*dt;
if (_autoScrollDistance + step >= 0.0f)
{
step = -_autoScrollDistance;
_autoScrollDistance = 0.0f;
_isAutoScrolling = false;
}
else
{
_autoScrollDistance += step;
}
scrollPages(-step);
if (!_isAutoScrolling)
{
pageTurningEvent();
}
break;
}
break;
case AutoScrollDirection::RIGHT:
{
float step = _autoScrollSpeed*dt;
if (_autoScrollDistance - step <= 0.0f)
{
step = _autoScrollDistance;
_autoScrollDistance = 0.0f;
_isAutoScrolling = false;
}
else
{
_autoScrollDistance -= step;
}
scrollPages(step);
if (!_isAutoScrolling)
{
pageTurningEvent();
}
break;
}
default:
break;
}
}
void UIPageView::update(float dt)
{
if (m_bIsAutoScrolling)
{
switch (m_nAutoScrollDir)
{
case 0:
{
float step = m_fAutoScrollSpeed*dt;
if (m_fAutoScrollDistance + step >= 0.0f)
{
step = -m_fAutoScrollDistance;
m_fAutoScrollDistance = 0.0f;
m_bIsAutoScrolling = false;
pageTurningEvent();
}
else
{
m_fAutoScrollDistance += step;
}
scrollPages(-step);
break;
}
break;
case 1:
{
float step = m_fAutoScrollSpeed*dt;
if (m_fAutoScrollDistance - step <= 0.0f)
{
step = m_fAutoScrollDistance;
m_fAutoScrollDistance = 0.0f;
m_bIsAutoScrolling = false;
pageTurningEvent();
}
else
{
m_fAutoScrollDistance -= step;
}
scrollPages(step);
break;
}
default:
break;
}
}
}
void PageView::handleReleaseLogic(Touch *touch)
{
if (this->getPageCount() <= 0)
{
return;
}
Widget* curPage = dynamic_cast<Widget*>(this->getPages().at(_curPageIdx));
if (curPage)
{
Vec2 curPagePos = curPage->getPosition();
ssize_t pageCount = this->getPageCount();
float curPageLocation = curPagePos.x;
float pageWidth = getContentSize().width;
if (!_usingCustomScrollThreshold) {
_customScrollThreshold = pageWidth / 2.0;
}
float boundary = _customScrollThreshold;
if (curPageLocation <= -boundary)
{
if (_curPageIdx >= pageCount-1)
{
scrollPages(-curPageLocation);
}
else
{
scrollToPage(_curPageIdx+1);
}
}
else if (curPageLocation >= boundary)
{
if (_curPageIdx <= 0)
{
scrollPages(-curPageLocation);
}
else
{
scrollToPage(_curPageIdx-1);
}
}
else
{
scrollToPage(_curPageIdx);
}
}
}
void PageView::handleReleaseLogic(const Vec2 &touchPoint)
{
if (this->getPageCount() <= 0)
{
return;
}
Widget* curPage = dynamic_cast<Widget*>(this->getPages().at(_curPageIdx));
if (curPage)
{
Vec2 curPagePos = curPage->getPosition();
ssize_t pageCount = this->getPageCount();
float curPageLocation = curPagePos.x;
float pageWidth = getSize().width;
float boundary = pageWidth/2.0f;
if (curPageLocation <= -boundary)
{
if (_curPageIdx >= pageCount-1)
{
scrollPages(-curPageLocation);
}
else
{
scrollToPage(_curPageIdx+1);
}
}
else if (curPageLocation >= boundary)
{
if (_curPageIdx <= 0)
{
scrollPages(-curPageLocation);
}
else
{
scrollToPage(_curPageIdx-1);
}
}
else
{
scrollToPage(_curPageIdx);
}
}
}
void UIPageView::handleReleaseLogic(const CCPoint &touchPoint)
{
UIWidget* curPage = dynamic_cast<UIWidget*>(m_pages->objectAtIndex(m_nCurPageIdx));
if (curPage)
{
CCPoint curPagePos = curPage->getPosition();
int pageCount = m_pages->count();
float curPageLocation = curPagePos.x;
float pageWidth = getSize().width;
float boundary = pageWidth/2.0f;
if (curPageLocation <= -boundary)
{
if (m_nCurPageIdx >= pageCount-1)
{
scrollPages(-curPageLocation);
}
else
{
scrollToPage(m_nCurPageIdx+1);
}
}
else if (curPageLocation >= boundary)
{
if (m_nCurPageIdx <= 0)
{
scrollPages(-curPageLocation);
}
else
{
scrollToPage(m_nCurPageIdx-1);
}
}
else
{
scrollToPage(m_nCurPageIdx);
}
}
}
void PageView::handleMoveLogic(Touch *touch)
{
Vec2 touchPoint = touch->getLocation();
float offset = 0.0;
offset = touchPoint.x - touch->getPreviousLocation().x;
if (offset < 0)
{
_touchMoveDirection = TouchDirection::LEFT;
}
else if (offset > 0)
{
_touchMoveDirection = TouchDirection::RIGHT;
}
scrollPages(offset);
}
void PageView::handleMoveLogic(const Vec2 &touchPoint)
{
Vec2 nsp = convertToNodeSpace(touchPoint);
float offset = 0.0;
float moveX = nsp.x;
offset = moveX - _touchMoveStartLocation;
_touchMoveStartLocation = moveX;
if (offset < 0)
{
_touchMoveDirection = TouchDirection::LEFT;
}
else if (offset > 0)
{
_touchMoveDirection = TouchDirection::RIGHT;
}
scrollPages(offset);
}
void PageView::handleMoveLogic(const Point &touchPoint)
{
Point nsp = convertToNodeSpace(touchPoint);
float offset = 0.0;
float moveX = nsp.x;
offset = moveX - _touchMoveStartLocation;
_touchMoveStartLocation = moveX;
if (offset < 0)
{
_touchMoveDir = PAGEVIEW_TOUCHLEFT;
}
else if (offset > 0)
{
_touchMoveDir = PAGEVIEW_TOUCHRIGHT;
}
scrollPages(offset);
}
void UIPageView::handleMoveLogic(const CCPoint &touchPoint)
{
CCPoint nsp = m_pRenderer->convertToNodeSpace(touchPoint);
float offset = 0.0;
float moveX = nsp.x;
offset = moveX - m_fTouchMoveStartLocation;
m_fTouchMoveStartLocation = moveX;
if (offset < 0)
{
m_touchMoveDir = PAGEVIEW_TOUCHLEFT;
}
else if (offset > 0)
{
m_touchMoveDir = PAGEVIEW_TOUCHRIGHT;
}
scrollPages(offset);
}
