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ドラッグする部分(タイトルバー)にAddするスクリプト
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//public domain(著作権破棄) ご自由にお使いください | |
// 説明ページはこちら↓ | |
// http://www.unitygamebox.com/entry/2019/11/27/%E3%80%90unity%E3%80%91%E3%83%89%E3%83%A9%E3%83%83%E3%82%B0/%E7%B8%AE%E5%B0%8F/%E6%9C%80%E5%A4%A7%E5%8C%96%E3%81%A7%E3%81%8D%E3%82%8B%E3%82%A6%E3%82%A3%E3%83%B3%E3%83%89%E3%82%A6%E3%80%90%E3%82%B9 | |
using UnityEngine; | |
using UnityEngine.EventSystems; | |
using System; | |
using System.Collections; | |
namespace DragWindow | |
{ | |
/// <summary> | |
/// ドラッグするウィンドウ | |
/// ※オーバーレイキャンバスのみ使用可 | |
/// </summary> | |
[Serializable] | |
public partial class DraggableUI : MonoBehaviour, IDragHandler | |
{ | |
[SerializeField] public RectTransform targetTransform; | |
[SerializeField] public bool BlockScreenOut; //スクリーンから出ないようにする設定 | |
[SerializeField] public float padding = 30; | |
[NonSerialized] public RectTransform rect; | |
protected virtual void Awake() | |
{ | |
rect = GetComponent<RectTransform>(); | |
if (targetTransform == null){ targetTransform = rect; } | |
} | |
public virtual void OnDrag(PointerEventData e) | |
{ | |
if (BlockScreenOut) | |
{ | |
var c1 = rect.TransformPoint(new Vector3(rect.rect.x, rect.rect.y, 0)); | |
var c2 = rect.TransformPoint(new Vector3(rect.rect.xMax, rect.rect.yMax, 0)); | |
var delta = e.delta; | |
if (c2.x + delta.x < padding) { delta.x = padding - c2.x; } | |
if (c1.x + delta.x > Screen.width - padding) { delta.x = Screen.width - padding - c1.x; } | |
if (c2.y + delta.y < padding) { delta.y = padding - c2.y; } | |
if (c1.y + delta.y > Screen.height - padding) { delta.y = Screen.height - padding - c1.y; } | |
targetTransform.position += (Vector3)delta; | |
} | |
else | |
{ | |
targetTransform.position += (Vector3)e.delta; | |
} | |
} | |
} | |
} //namespace:DragWindow |
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