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CrowdControl/Assets/3rd/StompyRobot/SRF/Scripts/UI/CopyPreferredSize.cs

51 lines
1.3 KiB
C#

namespace SRF.UI
{
using Internal;
using UnityEngine;
using UnityEngine.UI;
/// <summary>
/// Copies the preferred size of another layout element (useful for a parent object basing its sizing from a child
/// element).
/// This does have very quirky behaviour, though.
/// </summary>
[RequireComponent(typeof (RectTransform))]
[ExecuteInEditMode]
[AddComponentMenu(ComponentMenuPaths.CopyPreferredSize)]
public class CopyPreferredSize : LayoutElement
{
public RectTransform CopySource;
public float PaddingHeight;
public float PaddingWidth;
public override float preferredWidth
{
get
{
if (CopySource == null || !IsActive())
{
return -1f;
}
return LayoutUtility.GetPreferredWidth(CopySource) + PaddingWidth;
}
}
public override float preferredHeight
{
get
{
if (CopySource == null || !IsActive())
{
return -1f;
}
return LayoutUtility.GetPreferredHeight(CopySource) + PaddingHeight;
}
}
public override int layoutPriority
{
get { return 2; }
}
}
}