94 lines
2.6 KiB
C#
94 lines
2.6 KiB
C#
using UnityEngine;
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using UnityEngine.EventSystems;
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public class UGUISlideBar : MonoBehaviour, IPointerDownHandler, IPointerUpHandler
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{
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[SerializeField] private RectTransform FillRT;
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[SerializeField] private TMPro.TextMeshProUGUI PercentTMP;
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[SerializeField] private bool InitOnPointerUp = false;
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private RectTransform rt;
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private float MaxWidth;
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private Camera uiCamera;
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private bool checkable = false;
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public System.Action OnValueChanged;
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public bool Controlable { get; set; } = true;
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/// <summary>Normalized Value. 0 ~ 1 </summary>
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public float Value
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{
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get
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{
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float result = Mathf.Clamp(FillRT.sizeDelta.x / MaxWidth, 0f, 1f);
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return result;
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}
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set
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{
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FillRT.sizeDelta = new Vector2(Mathf.Clamp(value * MaxWidth, 0, MaxWidth), FillRT.sizeDelta.y);
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if (PercentTMP != null)
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PercentTMP.text = (FillRT.sizeDelta.x / MaxWidth * 100f).ToString("N1") + "%";
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OnValueChanged?.Invoke();
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}
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}
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private void Awake()
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{
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rt = this.GetComponent<RectTransform>();
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MaxWidth = rt.rect.width;
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uiCamera = this.transform.root.Find("PopupCanvas").GetComponent<Canvas>().worldCamera;
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}
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private void OnEnable()
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{
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Value = 0;
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}
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private void OnDisable()
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{
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checkable = false;
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}
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private void Update()
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{
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if (!checkable || !Controlable) return;
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#if UNITY_EDITOR
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if (uiCamera != null && Input.GetMouseButton(0))
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#elif UNITY_ANDROID
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if (uiCamera != null && Input.touchCount > 0)
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#endif
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{
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Vector2 local;
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#if UNITY_EDITOR
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if (RectTransformUtility.ScreenPointToLocalPointInRectangle(FillRT, Input.mousePosition, uiCamera, out local))
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#elif UNITY_ANDROID
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if (RectTransformUtility.ScreenPointToLocalPointInRectangle(FillRT, Input.GetTouch(0).position, uiCamera, out local))
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#endif
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{
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FillRT.sizeDelta = new Vector2(Mathf.Clamp(local.x, 0, MaxWidth), FillRT.sizeDelta.y);
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OnValueChanged?.Invoke();
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if (PercentTMP != null)
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PercentTMP.text = (FillRT.sizeDelta.x / MaxWidth * 100f).ToString("N1") + "%";
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}
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}
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}
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public void OnPointerDown(PointerEventData eventData)
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{
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if (Controlable)
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checkable = true;
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}
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public void OnPointerUp(PointerEventData eventData)
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{
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if (Controlable)
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checkable = false;
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if (InitOnPointerUp)
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Value = 0f;
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}
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}
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