Initial commit

2025-06-17 11:09:05 +08:00
commit 5e7fa2ef57
247 changed files with 22582 additions and 0 deletions
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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UIElements;
+
+namespace MuHua {
+	/// <summary>
+	/// 滚动条
+	/// </summary>
+	public class UIScroller : ModuleUIPanel {
+		/// <summary> 绑定的画布 </summary>
+		public readonly VisualElement canvas;
+		/// <summary> 元素方向 </summary>
+		public readonly UIDirection direction;
+		/// <summary> 值改变时 </summary>
+		public event Action<float> ValueChanged;
+
+		public float value;
+		public bool isDragger;
+		public float originalPosition;
+		public float pointerPosition;
+
+		public readonly UIScrollerFunc scrollerFunc;
+
+		public VisualElement Dragger => Q<VisualElement>("Dragger");
+
+		public UIScroller(VisualElement element, VisualElement canvas, UIDirection direction = UIDirection.FromLeftToRight) : base(element) {
+			this.canvas = canvas;
+			this.direction = direction;
+
+			if (direction == UIDirection.FromLeftToRight) { scrollerFunc = new FromLeftToRight(this); }
+			if (direction == UIDirection.FromRightToLeft) { scrollerFunc = new FromRightToLeft(this); }
+			if (direction == UIDirection.FromTopToBottom) { scrollerFunc = new FromTopToBottom(this); }
+			if (direction == UIDirection.FromBottomToTop) { scrollerFunc = new FromBottomToTop(this); }
+
+			//设置事件
+			Dragger.RegisterCallback<PointerDownEvent>(DraggerDown);
+			element.RegisterCallback<PointerDownEvent>(ElementDown);
+
+			canvas.RegisterCallback<PointerUpEvent>((evt) => isDragger = false);
+			canvas.RegisterCallback<PointerLeaveEvent>((evt) => isDragger = false);
+		}
+		/// <summary> 拖拽元素 </summary>
+		private void DraggerDown(PointerDownEvent evt) => scrollerFunc.DraggerDown(evt);
+		/// <summary> 按下元素 </summary>
+		private void ElementDown(PointerDownEvent evt) => scrollerFunc.ElementDown(evt);
+		/// <summary> 更新状态 </summary>
+		public void Update() => scrollerFunc.Update();
+		/// <summary> 更新值(0-1) </summary>
+		public void UpdateValue(float value, bool send = true) => scrollerFunc.UpdateValue(value, send);
+
+		public abstract class UIScrollerFunc {
+			public readonly UIScroller scroller;
+			public UIScrollerFunc(UIScroller scroller) => this.scroller = scroller;
+			/// <summary> 拖拽元素 </summary>
+			public abstract void DraggerDown(PointerDownEvent evt);
+			/// <summary> 按下元素 </summary>
+			public abstract void ElementDown(PointerDownEvent evt);
+			/// <summary> 更新状态 </summary>
+			public abstract void Update();
+			/// <summary> 更新值(0-1) </summary>
+			public abstract void UpdateValue(float value, bool send = true);
+		}
+		/// <summary>
+		/// 滑块从左到右
+		/// </summary>
+		public class FromLeftToRight : UIScrollerFunc {
+			public FromLeftToRight(UIScroller scroller) : base(scroller) {
+				scroller.element.style.flexDirection = FlexDirection.Row;
+			}
+			public override void DraggerDown(PointerDownEvent evt) {
+				scroller.isDragger = true;
+				scroller.originalPosition = scroller.Dragger.transform.position.x;
+				scroller.pointerPosition = UITool.GetMousePosition().x;
+			}
+			public override void ElementDown(PointerDownEvent evt) {
+				float offset = evt.localPosition.x - scroller.Dragger.resolvedStyle.width * 0.5f;
+				float max = scroller.element.resolvedStyle.width - scroller.Dragger.resolvedStyle.width;
+				float value = Mathf.InverseLerp(0, max, offset);
+				UpdateValue(value);
+			}
+			public override void Update() {
+				if (!scroller.isDragger) { return; }
+				float differ = UITool.GetMousePosition().x - scroller.pointerPosition;
+				float offset = differ + scroller.originalPosition;
+				float max = scroller.element.resolvedStyle.width - scroller.Dragger.resolvedStyle.width;
+				float value = Mathf.InverseLerp(0, max, offset);
+				UpdateValue(value);
+			}
+			public override void UpdateValue(float value, bool send = true) {
+				scroller.value = value;
+				if (send) { scroller.ValueChanged?.Invoke(value); }
+				float max = scroller.element.resolvedStyle.width - scroller.Dragger.resolvedStyle.width;
+				float x = Mathf.Lerp(0, max, value);
+				scroller.Dragger.transform.position = new Vector3(x, 0);
+			}
+		}
+		/// <summary>
+		/// 滑块从右到左
+		/// </summary>
+		public class FromRightToLeft : UIScrollerFunc {
+			public FromRightToLeft(UIScroller scroller) : base(scroller) {
+				scroller.element.style.flexDirection = FlexDirection.RowReverse;
+			}
+			public override void DraggerDown(PointerDownEvent evt) {
+				scroller.isDragger = true;
+				scroller.originalPosition = scroller.Dragger.transform.position.x;
+				scroller.pointerPosition = UITool.GetMousePosition().x;
+			}
+			public override void ElementDown(PointerDownEvent evt) {
+				float offset = evt.localPosition.x - scroller.Dragger.resolvedStyle.width * 0.5f;
+				float max = scroller.element.resolvedStyle.width - scroller.Dragger.resolvedStyle.width;
+				float value = Mathf.InverseLerp(max, 0, offset);
+				UpdateValue(value);
+			}
+			public override void Update() {
+				if (!scroller.isDragger) { return; }
+				float differ = UITool.GetMousePosition().x - scroller.pointerPosition;
+				float offset = differ + scroller.originalPosition;
+				float max = scroller.element.resolvedStyle.width - scroller.Dragger.resolvedStyle.width;
+				float value = Mathf.InverseLerp(max, 0, offset);
+				UpdateValue(value);
+			}
+			public override void UpdateValue(float value, bool send = true) {
+				scroller.value = value;
+				if (send) { scroller.ValueChanged?.Invoke(value); }
+				float max = scroller.element.resolvedStyle.width - scroller.Dragger.resolvedStyle.width;
+				float x = Mathf.Lerp(max, 0, value);
+				scroller.Dragger.transform.position = new Vector3(x, 0);
+			}
+		}
+		/// <summary>
+		/// 滑块从上到下
+		/// </summary>
+		public class FromTopToBottom : UIScrollerFunc {
+			public FromTopToBottom(UIScroller scroller) : base(scroller) {
+				scroller.element.style.flexDirection = FlexDirection.Column;
+			}
+			public override void DraggerDown(PointerDownEvent evt) {
+				scroller.isDragger = true;
+				scroller.originalPosition = scroller.Dragger.transform.position.y;
+				scroller.pointerPosition = Screen.height - UITool.GetMousePosition().y;
+			}
+			public override void ElementDown(PointerDownEvent evt) {
+				float offset = evt.localPosition.y - scroller.Dragger.resolvedStyle.height * 0.5f;
+				float max = scroller.element.resolvedStyle.height - scroller.Dragger.resolvedStyle.height;
+				float value = Mathf.InverseLerp(0, max, offset);
+				UpdateValue(value);
+			}
+			public override void Update() {
+				if (!scroller.isDragger) { return; }
+				float differ = Screen.height - UITool.GetMousePosition().y - scroller.pointerPosition;
+				float offset = differ + scroller.originalPosition;
+				float max = scroller.element.resolvedStyle.height - scroller.Dragger.resolvedStyle.height;
+				float value = Mathf.InverseLerp(0, max, offset);
+				UpdateValue(value);
+			}
+			public override void UpdateValue(float value, bool send = true) {
+				scroller.value = value;
+				if (send) { scroller.ValueChanged?.Invoke(value); }
+				float max = scroller.element.resolvedStyle.height - scroller.Dragger.resolvedStyle.height;
+				float y = Mathf.Lerp(0, max, value);
+				scroller.Dragger.transform.position = new Vector3(0, y);
+			}
+		}
+		/// <summary>
+		/// 滑块从下到上
+		/// </summary>
+		public class FromBottomToTop : UIScrollerFunc {
+			public FromBottomToTop(UIScroller scroller) : base(scroller) {
+				scroller.element.style.flexDirection = FlexDirection.ColumnReverse;
+			}
+			public override void DraggerDown(PointerDownEvent evt) {
+				scroller.isDragger = true;
+				scroller.originalPosition = scroller.Dragger.transform.position.y;
+				scroller.pointerPosition = Screen.height - UITool.GetMousePosition().y;
+			}
+			public override void ElementDown(PointerDownEvent evt) {
+				float offset = evt.localPosition.y - scroller.Dragger.resolvedStyle.height * 0.5f;
+				float max = scroller.element.resolvedStyle.height - scroller.Dragger.resolvedStyle.height;
+				float value = Mathf.InverseLerp(max, 0, offset);
+				UpdateValue(value);
+			}
+			public override void Update() {
+				if (!scroller.isDragger) { return; }
+				float differ = Screen.height - UITool.GetMousePosition().y - scroller.pointerPosition;
+				float offset = differ + scroller.originalPosition;
+				float max = scroller.element.resolvedStyle.height - scroller.Dragger.resolvedStyle.height;
+				float value = Mathf.InverseLerp(max, 0, offset);
+				UpdateValue(value);
+			}
+			public override void UpdateValue(float value, bool send = true) {
+				scroller.value = value;
+				if (send) { scroller.ValueChanged?.Invoke(value); }
+				float max = scroller.Dragger.resolvedStyle.height - scroller.element.resolvedStyle.height;
+				float y = Mathf.Lerp(0, max, value);
+				scroller.Dragger.transform.position = new Vector3(0, y);
+			}
+		}
+	}
+}
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@@ -0,0 +1,22 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UIElements;
+
+namespace MuHua {
+	/// <summary>
+	/// 滚动条 - 垂直
+	/// </summary>
+	public class UIScrollerV : MonoBehaviour {
+		// Start is called before the first frame update
+		void Start() {
+
+		}
+
+		// Update is called once per frame
+		void Update() {
+
+		}
+	}
+}
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