public ListViewerItem AddChild(Control control, int height, int depth = 10000, string name = null)
{
ListViewerItem viewerItem = Create <ListViewerItem>();
viewerItem.name = name;
viewerItem.DockType = DockType.HoriCenter;
viewerItem.MatchType = MatchType.MatchParentWidth;
viewerItem.CtrlSizeChangeMode = ControlSizeChangeMode.FixedControlSize;
viewerItem.Height = height;
viewerItem.Depth = depth;
AddItem(viewerItem);
viewerItem.AddChild(control);
return(viewerItem);
}
public bool CanUpPull()
{
if (itemList == null || itemList.Last == null)
{
return(false);
}
ListViewerItem item = itemList.Last.Value;
Vector3[] tailCorners = item.WorldCorners;
if (tailCorners[0].y >= listViewer.WorldCorners[0].y)
{
return(false);
}
return(true);
}
public bool CanDownPull()
{
if (itemList == null || itemList.First == null)
{
return(false);
}
ListViewerItem item = itemList.First.Value;
Vector3[] headCorners = item.WorldCorners;
if (headCorners[1].y <= listViewer.WorldCorners[1].y)
{
return(false);
}
return(true);
}
public void SetOffsetY(float offset, bool isLimitPos = true)
{
if (itemList == null || itemList.Count == 0)
{
return;
}
if (isLimitPos)
{
if (offset > 0)
{
ListViewerItem item = itemList.Last.Value;
Vector3[] tailCorners = item.WorldCorners;
float value = tailCorners[0].y + offset;
if (value >= listViewer.WorldCorners[0].y)
{
offset = listViewer.WorldCorners[0].y - tailCorners[0].y;
}
}
else if (offset < 0)
{
ListViewerItem item = itemList.First.Value;
Vector3[] headCorners = item.WorldCorners;
float value = headCorners[1].y + offset;
if (value <= listViewer.WorldCorners[1].y)
{
offset = listViewer.WorldCorners[1].y - headCorners[1].y;
}
}
}
if (offset == 0)
{
return;
}
Vector3 pos;
LinkedListNode <ListViewerItem> node = itemList.First;
for (; node != null; node = node.Next)
{
pos = node.Value.transform.position;
pos.y += offset;
node.Value.transform.position = pos;
}
}
public void AddItem(ListViewerItem item)
{
if (itemList.Last != null)
{
ListViewerItem lastItem = itemList.Last.Value;
Vector3[] itemCorner = lastItem.WorldCorners;
float y = itemCorner[0].y - spacing - item.GetUnitSize().y / 2;
float x = lastItem.transform.position.x;
item.transform.position = new Vector3(x, y, listViewer.transform.position.z);
}
else
{
Vector3[] itemCorner = listViewer.WorldCorners;
float y = itemCorner[1].y - item.GetUnitSize().y / 2;
float x = listViewer.transform.position.x;
item.transform.position = new Vector3(x, y, listViewer.transform.position.z);
}
item.transform.SetParent(listViewer.transform);
itemList.AddLast(item);
item.Parent = listViewer;
item.listViewerGroup = this;
}
void AddItem(ListViewerItem item)
{
listViewerGroup.AddItem(item);
}
public void Update()
{
if (itemList.Count == 0)
{
return;
}
updater.Update();
ListViewerItem item;
float offsety = 0;
float m = 0;
Vector3 pos;
LinkedListNode <ListViewerItem> node = itemList.First;
Vector3[] prevItemCorner = node.Value.WorldCorners;
Vector3[] itemCorner;
for (node = node.Next; node != null; node = node.Next)
{
item = node.Value;
itemCorner = item.WorldCorners;
m = Math.Abs(itemCorner[1].y - prevItemCorner[0].y + spacing);
if (m > 0.001f)
{
offsety = itemCorner[1].y - prevItemCorner[0].y + spacing;
pos = item.transform.position;
pos.y -= offsety;
item.transform.position = pos;
prevItemCorner = item.WorldCorners;
}
else
{
prevItemCorner = itemCorner;
}
}
//
Vector3[] groupWorldCorners = listViewer.WorldCorners;
ListViewerItem firstItem = itemList.First.Value;
Vector3[] firstItemCorner = firstItem.WorldCorners;
float topOffsetY = firstItemCorner[1].y - groupWorldCorners[1].y;
if (topOffsetY < -0.001f)
{
node = itemList.First;
for (; node != null; node = node.Next)
{
pos = node.Value.transform.position;
pos.y -= topOffsetY;
node.Value.transform.position = pos;
}
return;
}
item = itemList.Last.Value;
itemCorner = item.WorldCorners;
float bottomOffsetY = itemCorner[0].y - groupWorldCorners[0].y;
if (bottomOffsetY > 0.001f)
{
offsety = Math.Min(topOffsetY, bottomOffsetY);
node = itemList.First;
for (; node != null; node = node.Next)
{
pos = node.Value.transform.position;
pos.y -= offsety;
node.Value.transform.position = pos;
}
}
}
public void RemoveItem(ListViewerItem item)
{
itemList.Remove(item);
item.Destroy();
}