294 lines
10 KiB
C#
294 lines
10 KiB
C#
using System;
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using UnityEngine.UI;
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using TMPro;
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using UnityEngine;
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using UnityEngine.EventSystems;
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using UnityEngine.Serialization;
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using ZGame;
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namespace HK.FUJIFILM
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{
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public class PhotoItemOperation : UIItemBase, IPointerEnterHandler, IPointerExitHandler
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{
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[SerializeField] private Button btnToUp;
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[SerializeField] private Button btnToDown;
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[SerializeField] private Button btnRRotate;
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[SerializeField] private Button btnLRotate;
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[SerializeField] private Button btnDelete;
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[SerializeField] private Button btnClose;
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[SerializeField] private Button btnHCenter;
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[SerializeField] private Button btnVCenter;
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CanvasGroup canvasGroup;
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[SerializeField] private GameObject target;
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public override void OnInit()
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{
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base.OnInit();
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#region AutoGen_Init
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btnToUp = GetValue<Button>("btnToUp");
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btnToDown = GetValue<Button>("btnToDown");
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btnRRotate = GetValue<Button>("btnRRotate");
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btnLRotate = GetValue<Button>("btnLRotate");
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btnDelete = GetValue<Button>("btnDelete");
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btnClose = GetValue<Button>("btnClose");
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btnHCenter = GetValue<Button>("btnHCenter");
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btnVCenter = GetValue<Button>("btnVCenter");
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btnToUp.onClick.AddListener(OnClickbtnToUp);
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btnToDown.onClick.AddListener(OnClickbtnToDown);
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btnRRotate.onClick.AddListener(OnClickbtnRRotate);
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btnLRotate.onClick.AddListener(OnClickbtnLRotate);
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btnDelete.onClick.AddListener(OnClickbtnDelete);
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btnHCenter.onClick.AddListener(OnClickbtnHCenter);
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btnVCenter.onClick.AddListener(OnClickbtnVCenter);
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btnClose.onClick.AddListener(OnClickbtnClose);
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#endregion
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canvas = GetComponentInParent<Canvas>();
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_imageRect = transform.GetChild(1).GetComponent<RectTransform>();
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canvasGroup = GetComponent<CanvasGroup>();
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Close();
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EventManager.Instance.Subscribe(PhotoItemOperationEventArgs.EventId, PhotoItemOperationEvent);
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}
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private void PhotoItemOperationEvent(object sender, GameEventArgs e)
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{
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// return;
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var args = e as PhotoItemOperationEventArgs;
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if (args == null)
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{
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return;
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}
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if (args.isStart)
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{
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// // 1. 获取鼠标点击的屏幕坐标
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// Vector2 clickScreenPos = Input.mousePosition;
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//
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// // 2. 应用偏移量（让 Image 位置更灵活）
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// clickScreenPos += clickOffset;
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//
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// // 3. （可选）限制 Image 在屏幕内
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// if (clampToScreen)
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// {
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// clickScreenPos = ClampPosToScreen(clickScreenPos);
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// }
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//
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// // 4. 根据 Canvas 模式，设置 Image 最终位置
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// SetImagePosition(clickScreenPos);
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Open(args.target);
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isStarting = true;
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}
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else
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Close();
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}
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Canvas canvas;
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private RectTransform _imageRect;
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[SerializeField] int screenMargin = 10;
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[SerializeField] bool clampToScreen = true;
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[SerializeField] Vector2 clickOffset = Vector2.zero;
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/// <summary>
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/// 限制位置在屏幕内，防止 Image 超出视野
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/// </summary>
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/// <param name="originalPos">原始点击位置</param>
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/// <returns>限制后的位置</returns>
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private Vector2 ClampPosToScreen(Vector2 originalPos)
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{
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// 计算 Image 自身的实际尺寸（考虑缩放）
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Vector2 imageRealSize = new Vector2(
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_imageRect.rect.width * Mathf.Abs(_imageRect.localScale.x),
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_imageRect.rect.height * Mathf.Abs(_imageRect.localScale.y)
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);
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// 计算屏幕可显示的边界（留空 margin）
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float minX = screenMargin + (imageRealSize.x / 2); // 左边界（加 Image 半宽，避免左半部分超出）
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float maxX = Screen.width - screenMargin - (imageRealSize.x / 2); // 右边界
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float minY = screenMargin + (imageRealSize.y / 2); // 下边界
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float maxY = Screen.height - screenMargin - (imageRealSize.y / 2); // 上边界
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// 限制位置在边界内
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return new Vector2(
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Mathf.Clamp(originalPos.x, minX, maxX),
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Mathf.Clamp(originalPos.y, minY, maxY)
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);
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}
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/// <summary>
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/// 根据 Canvas 渲染模式，设置 Image 到目标位置
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/// </summary>
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/// <param name="targetScreenPos">目标屏幕坐标</param>
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private void SetImagePosition(Vector2 targetScreenPos)
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{
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switch (canvas.renderMode)
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{
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// 1. 最常用：Screen Space - Overlay 模式（直接用屏幕坐标）
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case RenderMode.ScreenSpaceOverlay:
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_imageRect.position = targetScreenPos;
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break;
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// 2. Screen Space - Camera 模式（需通过相机转换坐标）
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case RenderMode.ScreenSpaceCamera:
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if (RectTransformUtility.ScreenPointToLocalPointInRectangle(
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canvas.GetComponent<RectTransform>(), // Canvas 的 RectTransform
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targetScreenPos, // 目标屏幕位置
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canvas.worldCamera, // Canvas 关联的相机
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out Vector2 canvasLocalPos // 转换后的 Canvas 局部坐标
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))
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{
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_imageRect.localPosition = canvasLocalPos;
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}
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break;
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// 3. World Space 模式（UI 作为3D物体，需转换为世界坐标）
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case RenderMode.WorldSpace:
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if (RectTransformUtility.ScreenPointToWorldPointInRectangle(
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_imageRect, // Image 自身的 RectTransform
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targetScreenPos, // 目标屏幕位置
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canvas.worldCamera, // Canvas 关联的相机
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out Vector3 worldPos // 转换后的世界坐标
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))
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{
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// 保持 Image 的 Z 轴位置不变（避免前后层叠问题）
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worldPos.z = _imageRect.position.z;
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_imageRect.position = worldPos;
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}
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break;
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}
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}
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#region AutoGen_Method
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private void OnClickbtnToUp()
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{
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var parent = target.transform.parent;
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target.transform.SetSiblingIndex(parent.childCount - 1);
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Close();
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}
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private void OnClickbtnToDown()
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{
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var index = target.transform.GetSiblingIndex() - 1;
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var siblingIndex = index >= 0 ? index : 0;
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target.transform.SetSiblingIndex(siblingIndex);
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Close();
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}
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private void OnClickbtnRRotate()
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{
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target.transform.localEulerAngles -= new Vector3(0f, 0f, 90f);
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Close();
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}
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private void OnClickbtnLRotate()
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{
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target.transform.localEulerAngles += new Vector3(0f, 0f, 90f);
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Close();
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}
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private void OnClickbtnVCenter()
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{
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var rectTransform = target.GetComponent<RectTransform>();
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rectTransform.anchoredPosition = new Vector2(rectTransform.anchoredPosition.x, 0f);
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Close();
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}
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private void OnClickbtnHCenter()
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{
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var rectTransform = target.GetComponent<RectTransform>();
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rectTransform.anchoredPosition = new Vector2(0f, rectTransform.anchoredPosition.y);
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Close();
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}
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private void OnClickbtnDelete()
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{
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GameObject.Destroy(target);
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Close();
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}
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private void OnClickbtnClose()
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{
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Close();
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}
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void Close()
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{
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isStarting = false;
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target = null;
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canvasGroup.alpha = 0;
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canvasGroup.interactable = false;
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canvasGroup.blocksRaycasts = false;
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}
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void Open(Transform ta)
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{
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if (ta == null)
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{
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return;
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}
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target = ta.gameObject;
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canvasGroup.alpha = 1;
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canvasGroup.interactable = true;
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canvasGroup.blocksRaycasts = true;
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}
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#endregion
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private void Update()
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{
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if (gameObject.activeSelf && isStarting)
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{
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if (Input.GetMouseButtonDown(0) && !isEntering)
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{
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Close();
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}
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}
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}
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public override void OnDispose()
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{
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base.OnDispose();
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EventManager.Instance.Unsubscribe(PhotoItemOperationEventArgs.EventId, PhotoItemOperationEvent);
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#region AutoGen_Dispose
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btnToUp.onClick.RemoveListener(OnClickbtnToUp);
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btnToDown.onClick.RemoveListener(OnClickbtnToDown);
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btnRRotate.onClick.RemoveListener(OnClickbtnRRotate);
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btnLRotate.onClick.RemoveListener(OnClickbtnLRotate);
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btnDelete.onClick.RemoveListener(OnClickbtnDelete);
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btnClose.onClick.RemoveListener(OnClickbtnClose);
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btnToUp = null;
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btnToDown = null;
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btnRRotate = null;
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btnDelete = null;
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btnClose = null;
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#endregion
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}
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private bool isEntering = false;
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private bool isStarting = false;
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public void OnPointerEnter(PointerEventData eventData)
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{
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isEntering = true;
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}
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public void OnPointerExit(PointerEventData eventData)
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{
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isEntering = false;
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}
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}
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} |