void UIScrollView::resetPositionWithAction()
{
using namespace cocos2d;
CCPoint delta = CCPointZero;
UIWidget* child = getCheckPositionChild();
switch (m_eDirection)
{
case SCROLLVIEW_DIR_VERTICAL: // vertical
switch (m_eMoveDirection)
{
case SCROLLVIEW_MOVE_DIR_UP: // up
delta.y = m_fBottomBoundary + m_fDisBoundaryToChild_0 - child->getRelativeBottomPos();;
break;
case SCROLLVIEW_MOVE_DIR_DOWN: // down
delta.y = m_fTopBoundary - m_fDisBoundaryToChild_0 - child->getRelativeTopPos();
break;
default:
break;
}
break;
case SCROLLVIEW_DIR_HORIZONTAL: // horizontal
switch (m_eMoveDirection)
{
case SCROLLVIEW_MOVE_DIR_LEFT: // left
delta.x = m_fRightBoundary - m_fDisBoundaryToChild_0 - child->getRelativeRightPos();
break;
case SCROLLVIEW_MOVE_DIR_RIGHT: // right
delta.x = m_fLeftBoundary + m_fDisBoundaryToChild_0 - child->getRelativeLeftPos();
break;
default:
break;
}
break;
default:
break;
}
// int times = m_children->count();
ccArray* arrayChildren = m_children->data;
int times = arrayChildren->num;
for (int i = 0; i < times - 1; ++i)
{
UIWidget* child = dynamic_cast<UIWidget*>(arrayChildren->arr[i]);
CCMoveBy* moveBy = CCMoveBy::create(0.25, delta);
CCEaseOut* ease = CCEaseOut::create(moveBy, 0.5);
child->runAction(ease);
}
UIWidget* child_last = dynamic_cast<UIWidget*>(m_children->lastObject());
CCMoveBy* moveBy = CCMoveBy::create(0.25, delta);
CCEaseOut* ease = CCEaseOut::create(moveBy, 0.5);
CCCallFunc* callFunc = CCCallFunc::create(this, callfunc_selector(UIScrollView::handleScrollActionEvent));
CCSequence* seq = CCSequence::create(ease, callFunc, NULL);
child_last->runAction(seq);
isRunningAction = true;
}
void UIListView::collectOverTopChild()
{
float scroll_top = m_fTopBoundary;
if (m_overTopArray->count() > 0)
{
m_overTopArray->removeAllObjects();
}
ccArray* arrayChildren = m_children->data;
int times = arrayChildren->num;
for (int i = 0; i < times; ++i)
{
UIWidget* child = dynamic_cast<UIWidget*>(arrayChildren->arr[i]);
float child_bottom = child->getRelativeBottomPos();
if (child_bottom >= scroll_top)
{
m_overTopArray->addObject(child);
}
}
}
void UIListView::setLoopPosition()
{
switch (m_eDirection)
{
case SCROLLVIEW_DIR_VERTICAL: // vertical
switch (m_eMoveDirection)
{
case SCROLLVIEW_MOVE_DIR_UP: // up
if (m_overTopArray->count() == m_children->count())
{
int count = m_overTopArray->count();
for (int i = 0; i < count; ++i)
{
UIWidget* child = dynamic_cast<UIWidget*>(m_overTopArray->objectAtIndex(i));
if (i == 0)
{
float y = (count - 1);
// float y = (0 - m_fDisBetweenChild) + m_fDisBetweenChild * (count - 1);
child->setPosition(ccp(child->getPosition().x, y));
}
else
{
UIWidget* prev_child = dynamic_cast<UIWidget*>(m_overTopArray->objectAtIndex(i - 1));
child->setPosition(ccp(child->getPosition().x, prev_child->getPosition().y));
}
}
}
else
{
float scroll_top = m_fTopBoundary;
int count = m_children->count();
for (int i = 0; i < count; ++i)
{
UIWidget* child = dynamic_cast<UIWidget*>(m_children->objectAtIndex(i));
float child_bottom = child->getRelativeBottomPos();
if (child_bottom >= scroll_top)
{
int index = (i == 0) ? (count - 1) : (i - 1);
UIWidget* prev_child = dynamic_cast<UIWidget*>(m_children->objectAtIndex(index));
child->setPosition(ccp(child->getPosition().x, prev_child->getPosition().y));
}
}
}
break;
case SCROLLVIEW_MOVE_DIR_DOWN: // down
if (m_overBottomArray->count() == m_children->count())
{
int count = m_overBottomArray->count();
for (int i = 0; i < count; ++i)
{
UIWidget* child = dynamic_cast<UIWidget*>(m_overBottomArray->objectAtIndex(i));
if (i == 0)
{
float y = (m_fTopBoundary) * (count - 1);
// float y = (m_fTopBoundary) - m_fDisBetweenChild * (count - 1);
child->setPosition(ccp(child->getPosition().x, y));
}
else
{
UIWidget* prev_child = dynamic_cast<UIWidget*>(m_overBottomArray->objectAtIndex(i - 1));
child->setPosition(ccp(child->getPosition().x, prev_child->getPosition().y));
}
}
}
else
{
float scroll_bottom = m_fBottomBoundary;
int count = m_children->count();
for (int i = count - 1; i >= 0; --i)
{
UIWidget* child = dynamic_cast<UIWidget*>(m_children->objectAtIndex(i));
float child_top = child->getRelativeTopPos();
if (child_top <= scroll_bottom)
{
int index = (i == count - 1) ? 0 : (i + 1);
UIWidget* next_child = dynamic_cast<UIWidget*>(m_children->objectAtIndex(index));
child->setPosition(ccp(child->getPosition().x, next_child->getPosition().y));
}
}
}
break;
default:
break;
}
break;
case SCROLLVIEW_DIR_HORIZONTAL: // horizontal
switch (m_eMoveDirection)
{
case SCROLLVIEW_MOVE_DIR_LEFT: // left
if (m_overLeftArray->count() == m_children->count())
{
int count = m_overLeftArray->count();
for (int i = 0; i < count; ++i)
{
UIWidget* child = dynamic_cast<UIWidget*>(m_overLeftArray->objectAtIndex(i));
if (i == 0)
{
float x = m_fRightBoundary * (count - 1);
// float x = (m_fRightBoundary + m_fDisBetweenChild) - m_fDisBetweenChild * (count - 1);
child->setPosition(ccp(x, child->getPosition().y));
}
else
{
UIWidget* prev_child = dynamic_cast<UIWidget*>(m_overLeftArray->objectAtIndex(i - 1));
child->setPosition(ccp(prev_child->getPosition().x, child->getPosition().y));
}
}
}
else
{
float scroll_left = m_fLeftBoundary;
int count = m_children->count();
for (int i = 0; i < count; ++i)
{
UIWidget* child = dynamic_cast<UIWidget*>(m_children->objectAtIndex(i));
float child_right = child->getRelativeRightPos();
if (child_right <= scroll_left)
{
int index = (i == 0) ? (count - 1) : (i - 1);
UIWidget* prev_child = dynamic_cast<UIWidget*>(m_children->objectAtIndex(index));
child->setPosition(ccp(prev_child->getPosition().x, child->getPosition().y));
}
}
}
break;
case SCROLLVIEW_MOVE_DIR_RIGHT: // right
if (m_overRightArray->count() == m_children->count())
{
int count = m_overRightArray->count();
for (int i = 0; i < count; ++i)
{
UIWidget* child = dynamic_cast<UIWidget*>(m_overRightArray->objectAtIndex(i));
if (i == 0)
{
float x = (count - 1);
// float x = (0 - m_fDisBetweenChild) + m_fDisBetweenChild * (count - 1);
child->setPosition(ccp(x, child->getPosition().y));
}
else
{
UIWidget* prev_child = dynamic_cast<UIWidget*>(m_overRightArray->objectAtIndex(i - 1));
child->setPosition(ccp(prev_child->getPosition().x, child->getPosition().y));
}
}
}
else
{
float scroll_right = m_fRightBoundary;
int count = m_children->count();
for (int i = count - 1; i >= 0; --i)
{
UIWidget* child = dynamic_cast<UIWidget*>(m_children->objectAtIndex(i));
float child_left = child->getRelativeLeftPos();
if (child_left >= scroll_right)
{
int index = (i == count - 1) ? 0 : (i + 1);
UIWidget* next_child = dynamic_cast<UIWidget*>(m_children->objectAtIndex(index));
child->setPosition(ccp(next_child->getPosition().x, child->getPosition().y));
}
}
}
break;
default:
break;
}
break;
default:
break;
}
}
float UIScrollView::calculateOffsetWithDragForce(float moveOffset)
{
float offset = moveOffset;
UIWidget* child = getCheckPositionChild();
switch (m_eDirection)
{
case SCROLLVIEW_DIR_VERTICAL: // vertical
switch (m_eMoveDirection)
{
case SCROLLVIEW_MOVE_DIR_UP: // up
{
float scroll_bottom = m_fBottomBoundary;
float child_bottom = child->getRelativeBottomPos();
if (child_bottom > scroll_bottom)
{
offset -= m_fDragForce * offset / m_fHeight;
}
}
break;
case SCROLLVIEW_MOVE_DIR_DOWN: // down
{
float scroll_top = m_fTopBoundary;
float child_top = child->getRelativeTopPos();
if (child_top < scroll_top)
{
offset -= m_fDragForce * offset / m_fHeight;
}
}
break;
default:
break;
}
break;
case SCROLLVIEW_DIR_HORIZONTAL: // horizontal
switch (m_eMoveDirection)
{
case SCROLLVIEW_MOVE_DIR_LEFT: // left
{
float scroll_right = m_fRightBoundary;
float child_right = child->getRelativeRightPos();
if (child_right < scroll_right)
{
offset -= m_fDragForce * offset / m_fWidth;
}
}
break;
case SCROLLVIEW_MOVE_DIR_RIGHT: // right
{
float scroll_left = m_fLeftBoundary;
float child_left = child->getRelativeLeftPos();
if (child_left > scroll_left)
{
offset -= m_fDragForce * offset / m_fWidth;
}
}
break;
default:
break;
}
break;
default:
break;
}
offset = MIN(offset, m_fDisBetweenChild);
return offset;
}