编辑器工具--直接将精灵拖进场景并自动创建物体然后赋值给Image组件

我们平时是自己再创景里的Canvas上创建一个物体 物体上有Image组件 然后把美术给的Sprite拖进去
现在这个编辑器工具 直接批量选中 一键再场景生成好物体 上面挂载了相应精灵
以下脚本赋值以后 放到 Editor文件夹下 再工具栏的tools下面就有了

using UnityEditor;using UnityEditor.SceneManagement;using UnityEngine;using UnityEngine.SceneManagement;using UnityEngine.UI;public class Sprite2ImageTool:Editor{// 菜单入口：Assets右键 + Tools顶部[MenuItem("Assets/Sprite To UI Image",false,100)][MenuItem("Tools/UI/Sprite To UI Image",false,100)]staticvoidCreateImageFromSelectedSprite(){// ========== 关键修改：兼容所有选中场景 ==========// 1. 获取所有选中的对象（不限制类型）Object[]selectedObjects=Selection.objects;if(selectedObjects.Length==0){EditorUtility.DisplayDialog("提示","请先选中Project面板中的Sprite资源！","确定");return;}// 2. 手动筛选出Sprite类型的对象（兼容图集/Texture嵌套Sprite）System.Collections.Generic.List<Sprite>selectedSprites=new System.Collections.Generic.List<Sprite>();foreach(Object obj in selectedObjects){// 情况1：直接选中Spriteif(obj is Sprite sprite){selectedSprites.Add(sprite);}// 情况2：选中的是Texture，但该Texture导入为Sprite（常见于单张Sprite图）elseif(obj is Texture2D tex){Sprite texSprite=AssetDatabase.LoadAssetAtPath<Sprite>(AssetDatabase.GetAssetPath(tex));if(texSprite!=null){selectedSprites.Add(texSprite);}}}// 3. 仍无Sprite则提示（并打印调试信息）if(selectedSprites.Count==0){string tip="未识别到Sprite！\n选中的对象类型：\n";foreach(Object obj in selectedObjects){tip+=$"- {obj.name} : {obj.GetType().Name}\n";}Debug.LogError(tip);// 控制台打印详细信息EditorUtility.DisplayDialog("提示",tip,"确定");return;}// ========== 以下逻辑和之前一致 ==========// 查找/创建CanvasCanvas canvas=FindOrCreateCanvasInEditMode();if(canvas==null){EditorUtility.DisplayDialog("错误","创建Canvas失败！","确定");return;}// 批量创建ImageintsuccessCount=0;foreach(Sprite sprite in selectedSprites){if(!CheckSpriteForUI(sprite)){EditorUtility.DisplayDialog("提示",$"Sprite「{sprite.name}」导入设置错误！\n请将Texture Type改为：Sprite (2D and UI)","确定");continue;}CreateSingleImage(sprite,canvas);successCount++;}EditorSceneManager.MarkSceneDirty(canvas.gameObject.scene);EditorUtility.DisplayDialog("完成",$"成功创建 {successCount} 个UI Image！","确定");}// 菜单显隐验证：只要选中对象就显示（放宽限制）[MenuItem("Assets/Sprite To UI Image",true)]staticboolValidateCreateImage(){returnSelection.objects.Length>0;// 只要有选中对象就显示菜单}/// <summary>/// 查找/自动创建Canvas/// </summary>staticCanvasFindOrCreateCanvasInEditMode(){// 查找已有Canvasfor(inti=0;i<SceneManager.sceneCount;i++){Scene scene=SceneManager.GetSceneAt(i);if(!scene.isLoaded)continue;GameObject[]rootObjs=scene.GetRootGameObjects();foreach(GameObject rootObj in rootObjs){Canvas canvass=rootObj.GetComponentInChildren<Canvas>(true);if(canvass!=null)returncanvass;}}// 自动创建CanvasGameObject canvasGO=newGameObject("Canvas",typeof(Canvas),typeof(CanvasScaler),typeof(GraphicRaycaster));Canvas canvas=canvasGO.GetComponent<Canvas>();canvas.renderMode=RenderMode.ScreenSpaceOverlay;EditorUtility.SetDirty(canvasGO);returncanvas;}/// <summary>/// 校验Sprite导入设置/// </summary>staticboolCheckSpriteForUI(Sprite sprite){string spritePath=AssetDatabase.GetAssetPath(sprite);TextureImporter importer=AssetImporter.GetAtPath(spritePath)as TextureImporter;if(importer==null)returnfalse;returnimporter.textureType==TextureImporterType.Sprite;}/// <summary>/// 创建单个Image（匹配Sprite尺寸）/// </summary>staticvoidCreateSingleImage(Sprite sprite,Canvas parentCanvas){GameObject imageGO=newGameObject(sprite.name,typeof(RectTransform),typeof(Image));RectTransform imageRect=imageGO.GetComponent<RectTransform>();imageGO.transform.SetParent(parentCanvas.transform,false);imageRect.sizeDelta=newVector2(sprite.rect.width,sprite.rect.height);imageRect.anchoredPosition=Vector2.zero;imageRect.anchorMin=newVector2(0.5f,0.5f);imageRect.anchorMax=newVector2(0.5f,0.5f);Image imageComp=imageGO.GetComponent<Image>();imageComp.sprite=sprite;imageComp.preserveAspect=true;EditorUtility.SetDirty(imageGO);}}