57 lines
2.0 KiB
C#
57 lines
2.0 KiB
C#
using Rewired.Utils;
|
|
using UnityEngine;
|
|
using UnityEngine.EventSystems;
|
|
using UnityEngine.UI;
|
|
|
|
namespace Rewired.UI.ControlMapper
|
|
{
|
|
[AddComponentMenu("")]
|
|
[RequireComponent(typeof(Selectable))]
|
|
public class ScrollRectSelectableChild : MonoBehaviour, ISelectHandler, IEventSystemHandler
|
|
{
|
|
public bool useCustomEdgePadding;
|
|
|
|
public float customEdgePadding = 50f;
|
|
|
|
private ScrollRect parentScrollRect;
|
|
|
|
private Selectable _selectable;
|
|
|
|
private RectTransform parentScrollRectContentTransform => parentScrollRect.content;
|
|
|
|
private Selectable selectable => _selectable ?? (_selectable = GetComponent<Selectable>());
|
|
|
|
private RectTransform rectTransform => base.transform as RectTransform;
|
|
|
|
private void Start()
|
|
{
|
|
parentScrollRect = base.transform.GetComponentInParent<ScrollRect>();
|
|
if (parentScrollRect == null)
|
|
{
|
|
Debug.LogError("Rewired Control Mapper: No ScrollRect found! This component must be a child of a ScrollRect!");
|
|
}
|
|
}
|
|
|
|
public void OnSelect(BaseEventData eventData)
|
|
{
|
|
if (!(parentScrollRect == null) && eventData is AxisEventData)
|
|
{
|
|
RectTransform rectTransform = parentScrollRect.transform as RectTransform;
|
|
Rect child = MathTools.TransformRect(this.rectTransform.rect, this.rectTransform, rectTransform);
|
|
Rect rect = rectTransform.rect;
|
|
Rect rect2 = rectTransform.rect;
|
|
float num = ((!useCustomEdgePadding) ? child.height : customEdgePadding);
|
|
rect2.yMax -= num;
|
|
rect2.yMin += num;
|
|
if (!MathTools.RectContains(rect2, child) && MathTools.GetOffsetToContainRect(rect2, child, out var offset))
|
|
{
|
|
Vector2 anchoredPosition = parentScrollRectContentTransform.anchoredPosition;
|
|
anchoredPosition.x = Mathf.Clamp(anchoredPosition.x + offset.x, 0f, Mathf.Abs(rect.width - parentScrollRectContentTransform.sizeDelta.x));
|
|
anchoredPosition.y = Mathf.Clamp(anchoredPosition.y + offset.y, 0f, Mathf.Abs(rect.height - parentScrollRectContentTransform.sizeDelta.y));
|
|
parentScrollRectContentTransform.anchoredPosition = anchoredPosition;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|