/// <summary>
/// Gets the height of the item.
/// </summary>
/// <returns>The item height.</returns>
/// <param name="item">Item.</param>
float CalculateItemHeight(TItem item)
{
if (defaultItemLayoutGroup == null)
{
DefaultItemCopy.gameObject.SetActive(true);
defaultItemLayoutGroup = DefaultItemCopy.GetComponent <LayoutGroup>();
}
float height = 0f;
if (!IsCanCalculateHeight || ForceAutoHeightCalculation)
{
if (defaultItemLayoutGroup != null)
{
SetData(DefaultItemCopy, item);
var lg = DefaultItemCopy.GetComponentsInChildren <LayoutGroup>();
Array.Reverse(lg);
lg.ForEach(LayoutUtilites.UpdateLayout);
LayoutUtilites.UpdateLayout(defaultItemLayoutGroup);
height = LayoutUtility.GetPreferredHeight(DefaultItemCopyRect);
}
}
else
{
SetData(DefaultItemCopy, item);
height = (DefaultItemCopy as IListViewItemHeight).Height;
}
return(height);
}
/// <summary>
/// Gets the height of the item.
/// </summary>
/// <returns>The item height.</returns>
/// <param name="item">Item.</param>
float CalculateItemHeight(TItem item)
{
if (defaultItemlayoutGroup == null)
{
defaultItemlayoutGroup = DefaultItemCopy.GetComponent <LayoutGroup>();
}
float height = 0f;
if ((!IsCanCalculateHeight || ForceAutoHeightCalculation) && (defaultItemlayoutGroup != null))
{
DefaultItemCopy.gameObject.SetActive(true);
SetData(DefaultItemCopy, item);
defaultItemlayoutGroup.CalculateLayoutInputHorizontal();
defaultItemlayoutGroup.SetLayoutHorizontal();
defaultItemlayoutGroup.CalculateLayoutInputVertical();
defaultItemlayoutGroup.SetLayoutVertical();
height = LayoutUtility.GetPreferredHeight(DefaultItemCopyRect);
DefaultItemCopy.gameObject.SetActive(false);
}
else
{
SetData(DefaultItemCopy, item);
height = (DefaultItemCopy as IListViewItemHeight).Height;
}
return(height);
}
/// <summary>
/// Gets the height of the item.
/// </summary>
/// <returns>The item height.</returns>
/// <param name="item">Item.</param>
float CalculateItemHeight(TItem item)
{
if (defaultItemLayoutGroup == null)
{
defaultItemLayoutGroup = DefaultItemCopy.GetComponent <LayoutGroup>();
}
float height = 0f;
if (!IsCanCalculateHeight || ForceAutoHeightCalculation)
{
if (defaultItemLayoutGroup != null)
{
DefaultItemCopy.gameObject.SetActive(true);
SetData(DefaultItemCopy, item);
Utilites.UpdateLayout(defaultItemLayoutGroup);
height = LayoutUtility.GetPreferredHeight(DefaultItemCopyRect);
DefaultItemCopy.gameObject.SetActive(false);
}
}
else
{
SetData(DefaultItemCopy, item);
height = (DefaultItemCopy as IListViewItemHeight).Height;
}
return(height);
}
/// <summary>
/// Calculate and sets the height of the items.
/// </summary>
/// <param name="items">Items.</param>
/// <param name="forceUpdate">If set to <c>true</c> force update.</param>
void CalculateItemsSizes(ObservableList <TItem> items, bool forceUpdate = true)
{
// remove old items
ItemSizes.Keys.Except(items).ToArray().ForEach(x => ItemSizes.Remove(x));
if (defaultItemLayoutGroup == null)
{
DefaultItemCopy.gameObject.SetActive(true);
defaultItemLayoutGroup = DefaultItemCopy.GetComponent <LayoutGroup>();
}
if (forceUpdate)
{
DefaultItemCopy.gameObject.SetActive(true);
items.ForEach(x => {
ItemSizes[x] = CalculateComponentSize(x);
});
DefaultItemCopy.gameObject.SetActive(false);
}
else
{
items.Except(ItemSizes.Keys).ForEach(x => {
ItemSizes[x] = CalculateComponentSize(x);
});
}
}
/// <summary>
/// Calculate and sets the height of the items.
/// </summary>
/// <param name="items">Items.</param>
/// <param name="forceUpdate">If set to <c>true</c> force update.</param>
void SetItemsHeight(ObservableList <TItem> items, bool forceUpdate = true)
{
if (defaultItemLayoutGroup == null)
{
DefaultItemCopy.gameObject.SetActive(true);
defaultItemLayoutGroup = DefaultItemCopy.GetComponent <LayoutGroup>();
}
DefaultItemCopy.gameObject.SetActive(true);
items.ForEach(x => {
if ((x.Height == 0) || forceUpdate)
{
x.Height = CalculateItemHeight(x);
}
});
DefaultItemCopy.gameObject.SetActive(false);
}
/// <summary>
/// Gets the height of the item.
/// </summary>
/// <returns>The item height.</returns>
/// <param name="item">Item.</param>
float CalculateItemHeight(string item)
{
if (defaultItemLayoutGroup == null)
{
defaultItemLayoutGroup = DefaultItemCopy.GetComponent <LayoutGroup>();
}
float height = 0f;
if (defaultItemLayoutGroup != null)
{
DefaultItemCopy.gameObject.SetActive(true);
DefaultItemCopy.SetData(item);
LayoutUtilites.UpdateLayout(defaultItemLayoutGroup);
height = LayoutUtility.GetPreferredHeight(DefaultItemCopyRect);
DefaultItemCopy.gameObject.SetActive(false);
}
return(height);
}
Vector2 CalculateComponentSize(TItem item)
{
if (defaultItemLayoutGroup == null)
{
return(Vector2.zero);
}
SetData(DefaultItemCopy, item);
var lg = DefaultItemCopy.GetComponentsInChildren <LayoutGroup>();
Array.Reverse(lg);
lg.ForEach(LayoutUtilites.UpdateLayout);
LayoutUtilites.UpdateLayout(defaultItemLayoutGroup);
var size = new Vector2(
LayoutUtility.GetPreferredWidth(DefaultItemCopyRect),
LayoutUtility.GetPreferredHeight(DefaultItemCopyRect)
);
return(size);
}
/// <summary>
/// Gets the width of the item.
/// </summary>
/// <returns>The item width.</returns>
/// <param name="item">Item.</param>
float CalculateItemWidth(TItem item)
{
if (defaultItemLayoutGroup == null)
{
defaultItemLayoutGroup = DefaultItemCopy.GetComponent <LayoutGroup>();
}
float width = 0f;
if (!IsCanCalculateWidth || ForceAutoWidthCalculation)
{
if (defaultItemLayoutGroup != null)
{
DefaultItemCopy.gameObject.SetActive(true);
SetData(DefaultItemCopy, item);
var lg = DefaultItemCopy.GetComponentsInChildren <LayoutGroup>();
Array.Reverse(lg);
lg.ForEach(LayoutUtilites.UpdateLayout);
LayoutUtilites.UpdateLayout(defaultItemLayoutGroup);
width = LayoutUtility.GetPreferredWidth(DefaultItemCopyRect);
DefaultItemCopy.gameObject.SetActive(false);
}
}
else
{
SetData(DefaultItemCopy, item);
width = (DefaultItemCopy as IListViewItemWidth).Width;
}
return(width);
}
