/// <summary>
/// Sets all layout parameters of an object at once.
/// </summary>
/// <param name="item">The item to configure.</param>
/// <param name="rawParams">The raw parameters to use.</param>
internal void SetRaw(GameObject item, RelativeLayoutParams rawParams)
{
if (item != null && rawParams != null)
{
locConstraints[item] = rawParams;
}
}
/// <summary>
/// Retrieves the parameters for a child game object. Creates an entry if none exists
/// for this component.
/// </summary>
/// <param name="item">The item to look up.</param>
/// <returns>The parameters for that object.</returns>
private RelativeLayoutParams AddOrGet(GameObject item)
{
if (!locConstraints.TryGetValue(item, out RelativeLayoutParams param))
{
locConstraints[item] = param = new RelativeLayoutParams();
}
return(param);
}
public override GameObject Build()
{
var panel = PUIElements.CreateUI(null, Name);
var mapping = DictionaryPool <IUIComponent, GameObject, PRelativePanel> .Allocate();
SetImage(panel);
// Realize each component and add them to the panel
foreach (var pair in constraints)
{
var component = pair.Key;
var realized = component.Build();
realized.SetParent(panel);
// We were already guaranteed that there were no duplicate keys
mapping[component] = realized;
}
// Add layout component
var layout = panel.AddComponent <RelativeLayoutGroup>();
layout.Margin = Margin;
foreach (var pair in constraints)
{
var realized = mapping[pair.Key];
var rawParams = pair.Value;
var newParams = new RelativeLayoutParams();
// Copy all of the settings
Resolve(newParams.TopEdge, rawParams.TopEdge, mapping);
Resolve(newParams.BottomEdge, rawParams.BottomEdge, mapping);
Resolve(newParams.LeftEdge, rawParams.LeftEdge, mapping);
Resolve(newParams.RightEdge, rawParams.RightEdge, mapping);
newParams.OverrideSize = rawParams.OverrideSize;
newParams.Insets = rawParams.Insets;
layout.SetRaw(realized, newParams);
}
if (!DynamicSize)
{
layout.LockLayout();
}
mapping.Recycle();
// Set flex size
layout.flexibleWidth = FlexSize.x;
layout.flexibleHeight = FlexSize.y;
InvokeRealize(panel);
return(panel);
}
internal RelativeLayoutResults(RectTransform transform, RelativeLayoutParams other)
{
Transform = transform ?? throw new ArgumentNullException(nameof(transform));
if (other != null)
{
BottomEdge.CopyFrom(other.BottomEdge);
TopEdge.CopyFrom(other.TopEdge);
RightEdge.CopyFrom(other.RightEdge);
LeftEdge.CopyFrom(other.LeftEdge);
Insets = other.Insets ?? ZERO;
OverrideSize = other.OverrideSize;
}
else
{
Insets = ZERO;
}
BottomParams = LeftParams = TopParams = RightParams = null;
PreferredWidth = PreferredHeight = 0.0f;
UseSizeDeltaX = UseSizeDeltaY = false;
}
