void MarkShowNodes(float radian, float absRadian, float maxAbsRadian, bool leaveScreen)
{
for (int i = 0; i < m_data.Count; i++)
{
float nodeRadian = i * m_radianPerNode - radian;
float nodeRealRadian = nodeRadian + absRadian;
if (nodeRealRadian > maxAbsRadian && leaveScreen)
{
continue;
}
VirtualListNode virtualNode = m_virtualNodes[i];
if (m_isLoop)
{
if (Mathf.Abs(nodeRadian) <= m_outRadian)
{
virtualNode.m_show = true;
}
}
else
{
float r = i * m_radianPerNode - absRadian;
if (Mathf.Abs(r) < m_outRadian)
{
virtualNode.m_show = true;
}
}
}
}
void UpdateRadian(float curRadian, bool updateData, bool leaveScreen)
{
if (!m_isLoop)
{
if (curRadian > (m_data.Count - 1) * m_radianPerNode)
{
curRadian = (m_data.Count - 1) * m_radianPerNode;
}
if (curRadian < 0)
{
curRadian = 0;
}
}
float radian = GetFormalRadian(curRadian);
if (!m_isLoop)
{
radian = curRadian;
}
float endRadian = GetChainEndRadian();
float maxNodeRadian = endRadian;
// 先判断超出屏幕的节点
for (int i = 0; i < m_data.Count; i++)
{
VirtualListNode virtualNode = m_virtualNodes[i];
virtualNode.m_show = false;
virtualNode.m_usedCount = 0;
foreach (BowListItem item in virtualNode.m_addList)
{
RecollectNode(item);
}
virtualNode.m_addList.Clear();
}
if (m_isLoop && m_data.Count == 1)
{
MarkShowNodes(radian + 2 * m_circleRaidan, curRadian, maxNodeRadian, leaveScreen);
}
// 上面的
MarkShowNodes(radian + m_circleRaidan, curRadian, maxNodeRadian, leaveScreen);
if (m_isLoop)
{
// 中间的
MarkShowNodes(radian, curRadian, maxNodeRadian, leaveScreen);
// 下面的
MarkShowNodes(radian - m_circleRaidan, curRadian, maxNodeRadian, leaveScreen);
if (m_data.Count == 1)
{
MarkShowNodes(radian - 2 * m_circleRaidan, curRadian, maxNodeRadian, leaveScreen);
}
}
// 先回收超出屏幕的节点，再设置出现的节点
for (int i = 0; i < m_data.Count; i++)
{
VirtualListNode virtualNode = m_virtualNodes[i];
if (!virtualNode.m_show)
{
if (virtualNode.m_item != null)
{
RecollectNode(virtualNode.m_item);
virtualNode.m_item = null;
}
}
}
if (m_isLoop && m_data.Count == 1)
{
ShowNodes(radian + 2 * m_circleRaidan, curRadian, maxNodeRadian, updateData, leaveScreen);
}
ShowNodes(radian + m_circleRaidan, curRadian, maxNodeRadian, updateData, leaveScreen);
if (m_isLoop)
{
ShowNodes(radian, curRadian, maxNodeRadian, updateData, leaveScreen);
ShowNodes(radian - m_circleRaidan, curRadian, maxNodeRadian, updateData, leaveScreen);
if (m_data.Count == 1)
{
ShowNodes(radian - 2 * m_circleRaidan, curRadian, maxNodeRadian, updateData, leaveScreen);
}
}
foreach (BowChain chain in m_chains)
{
chain.UpdateRadian(curRadian, maxNodeRadian, leaveScreen);
}
foreach (BowWheel wheel in m_wheels)
{
wheel.SetRouteDistance(curRadian * m_radius);
}
}
void ShowNodes(float radian, float absRadian, float maxAbsRadian, bool updateData, bool leaveScreen)
{
for (int i = 0; i < m_data.Count; i++)
{
float nodeRadian = i * m_radianPerNode - radian;
float nodeRealRadian = nodeRadian + absRadian;
if (!m_isLoop)
{
nodeRadian = i * m_radianPerNode - absRadian;
nodeRealRadian = nodeRadian;
float r = i * m_radianPerNode - absRadian;
if (r > m_leaveRadian || r < -m_leaveRadian)
{
continue;
}
}
if (nodeRealRadian > maxAbsRadian && leaveScreen)
{
continue;
}
object data = m_data[i];
VirtualListNode virtualNode = m_virtualNodes[i];
if (Mathf.Abs(nodeRadian) > m_outRadian)
{
continue;
}
BowListItem listItem;
if (virtualNode.m_usedCount == 0)
{
if (virtualNode.m_item == null)
{
virtualNode.m_item = CreateNode();
if (virtualNode.m_item == null)
{
Debug.LogError("list pool not big enough");
continue;
}
virtualNode.m_item.gameObject.name = "item" + i;
virtualNode.m_item.SetData(data);
}
else
{
if (updateData)
{
virtualNode.m_item.gameObject.name = "item" + i;
virtualNode.m_item.SetData(data);
}
}
listItem = virtualNode.m_item;
}
else
{
listItem = CreateNode();
if (listItem == null)
{
Debug.LogError("list pool not big enough");
continue;
}
listItem.gameObject.name = "item" + i;
listItem.SetData(data);
virtualNode.m_addList.Add(listItem);
}
virtualNode.m_usedCount++;
if (listItem != null)
{
UpdatePosition(nodeRadian, listItem);
if (i == m_selectedIndex)
{
if (IsDifRadianShiftPlaying || IsRadianShiftPlaying)
{
listItem.SetSelected(false);
}
else
{
listItem.SetSelected(true);
}
}
else
{
listItem.SetSelected(false);
}
}
}
}
