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Assets/Artists/Scripts/UX/UXReferenceImage.cs

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+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Threading;
+using AnotherFileBrowser.Windows;
+using BITKit;
+using BITKit.IO;
+using BITKit.UX;
+using Cysharp.Threading.Tasks;
+using UnityEngine;
+using UnityEngine.UI;
+using UnityEngine.UIElements;
+using Button = UnityEngine.UIElements.Button;
+using Image = UnityEngine.UI.Image;
+using Slider = UnityEngine.UIElements.Slider;
+
+namespace BITFactory.Cutting.UX
+{
+	public class UXReferenceImage : MonoBehaviour
+	{
+		[SerializeField] private Texture2D defaultTexture;
+
+		[SerializeField] private RawImage worldImage;
+
+		[UXBindPath("pick-image-button")] private Button pickImageButton;
+		[UXBindPath("reference-image")] private VisualElement referenceImage;
+		[UXBindPath("2d-opacity-slider")] private Slider opacitySlider;
+		[UXBindPath("3d-opacity-slider")] private Slider worldOpacitySlider;
+
+		private void Start()
+		{
+			UXUtils.Inject(this);
+
+			opacitySlider.RegisterValueChangedCallback(x => { referenceImage.SetOpacity(x.newValue); });
+			worldOpacitySlider.RegisterValueChangedCallback(x =>
+			{
+				worldImage.color = new Color(1, 1, 1, x.newValue);
+			});
+
+			referenceImage.SetOpacity(0);
+			worldImage.color = new Color(1, 1, 1, 0);
+
+			opacitySlider.SetValueWithoutNotify(0);
+			worldOpacitySlider.SetValueWithoutNotify(0);
+
+			if (defaultTexture)
+			{
+				worldImage.texture = defaultTexture;
+				referenceImage.style.backgroundImage = defaultTexture;
+			}
+
+			pickImageButton.clicked += PickImage;
+		}
+
+		private void PickImage()
+		{
+			new Thread(() =>
+			{
+				new FileBrowser().OpenFileBrowser(new BrowserProperties(),PickImage);
+			}).Start();
+		}
+
+		private async void PickImage(string path)
+		{
+			await UniTask.SwitchToMainThread();
+			if (destroyCancellationToken.IsCancellationRequested) return;
+			var texture = new Texture2D(2, 2);
+			if (texture.LoadImage(await System.IO.File.ReadAllBytesAsync(path)) is false)
+			{
+				Alert.Print("无法加载图片", "请检查选择的文件是否为图片");
+				return;
+			}
+			worldImage.texture = texture;
+			referenceImage.style.backgroundImage = texture;
+		}
+	}
+}
+