Redesign mouse inspector class, add UI results panel

2025-07-14 07:37:06 +08:00 · 2021-09-06 17:10:01 +10:00
parent a1d0b6432e
commit fcdfeb2dec
7 changed files with 359 additions and 229 deletions
--- a/src/Inspectors/MouseInspectors/UiInspector.cs
+++ b/src/Inspectors/MouseInspectors/UiInspector.cs
@ -0,0 +1,142 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+using UnityExplorer.UI;
+using UnityExplorer.UI.Panels;
+
+namespace UnityExplorer.Inspectors.MouseInspectors
+{
+    public class UiInspector : MouseInspectorBase
+    {
+        public static readonly List<GameObject> LastHitObjects = new List<GameObject>();
+
+        private static GraphicRaycaster[] graphicRaycasters;
+
+        private static readonly List<GameObject> currentHitObjects = new List<GameObject>();
+
+        private static readonly List<Graphic> wasDisabledGraphics = new List<Graphic>();
+        private static readonly List<CanvasGroup> wasDisabledCanvasGroups = new List<CanvasGroup>();
+        private static readonly List<GameObject> objectsAddedCastersTo = new List<GameObject>();
+
+        public override void OnBeginMouseInspect()
+        {
+            SetupUIRaycast();
+            InspectUnderMouse.Instance.objPathLabel.text = "";
+        }
+
+        public override void ClearHitData()
+        {
+            currentHitObjects.Clear();
+        }
+
+        public override void OnSelectMouseInspect()
+        {
+            LastHitObjects.Clear();
+            LastHitObjects.AddRange(currentHitObjects);
+            var panel = UIManager.GetPanel<UiInspectorResultsPanel>(UIManager.Panels.UIInspectorResults);
+            panel.SetActive(true);
+            panel.ShowResults();
+        }
+
+        public override void UpdateMouseInspect(Vector2 mousePos)
+        {
+            currentHitObjects.Clear();
+
+            var ped = new PointerEventData(null)
+            {
+                position = mousePos
+            };
+
+            foreach (var gr in graphicRaycasters)
+            {
+                if (!gr || !gr.canvas)
+                    continue;
+            
+                var list = new List<RaycastResult>();
+                RuntimeProvider.Instance.GraphicRaycast(gr, ped, list);
+                if (list.Count > 0)
+                {
+                    foreach (var hit in list)
+                    {
+                        if (hit.gameObject)
+                            currentHitObjects.Add(hit.gameObject);
+                    }
+                }
+            }
+            
+            if (currentHitObjects.Any())
+                InspectUnderMouse.Instance.objNameLabel.text = $"Click to view UI Objects under mouse: {currentHitObjects.Count}";
+            else
+                InspectUnderMouse.Instance.objNameLabel.text = $"No UI objects under mouse.";
+        }
+
+        private static void SetupUIRaycast()
+        {
+            foreach (var obj in RuntimeProvider.Instance.FindObjectsOfTypeAll(typeof(Canvas)))
+            {
+                var canvas = obj.TryCast<Canvas>();
+                if (!canvas || !canvas.enabled || !canvas.gameObject.activeInHierarchy)
+                    continue;
+                if (!canvas.GetComponent<GraphicRaycaster>())
+                {
+                    canvas.gameObject.AddComponent<GraphicRaycaster>();
+                    //ExplorerCore.Log("Added raycaster to " + canvas.name);
+                    objectsAddedCastersTo.Add(canvas.gameObject);
+                }
+            }
+
+            // recache Graphic Raycasters each time we start
+            var casters = RuntimeProvider.Instance.FindObjectsOfTypeAll(typeof(GraphicRaycaster));
+            graphicRaycasters = new GraphicRaycaster[casters.Length];
+            for (int i = 0; i < casters.Length; i++)
+            {
+                graphicRaycasters[i] = casters[i].TryCast<GraphicRaycaster>();
+            }
+
+            // enable raycastTarget on Graphics
+            foreach (var obj in RuntimeProvider.Instance.FindObjectsOfTypeAll(typeof(Graphic)))
+            {
+                var graphic = obj.TryCast<Graphic>();
+                if (!graphic || !graphic.enabled || graphic.raycastTarget || !graphic.gameObject.activeInHierarchy)
+                    continue;
+                graphic.raycastTarget = true;
+                //ExplorerCore.Log("Enabled raycastTarget on " + graphic.name);
+                wasDisabledGraphics.Add(graphic);
+            }
+
+            // enable blocksRaycasts on CanvasGroups
+            foreach (var obj in RuntimeProvider.Instance.FindObjectsOfTypeAll(typeof(CanvasGroup)))
+            {
+                var canvas = obj.TryCast<CanvasGroup>();
+                if (!canvas || !canvas.gameObject.activeInHierarchy || canvas.blocksRaycasts)
+                    continue;
+                canvas.blocksRaycasts = true;
+                //ExplorerCore.Log("Enabled raycasts on " + canvas.name);
+                wasDisabledCanvasGroups.Add(canvas);
+            }
+        }
+
+        public override void OnEndInspect()
+        {
+            foreach (var obj in objectsAddedCastersTo)
+            {
+                if (obj.GetComponent<GraphicRaycaster>() is GraphicRaycaster raycaster)
+                    GameObject.Destroy(raycaster);
+            }
+
+            foreach (var graphic in wasDisabledGraphics)
+                graphic.raycastTarget = false;
+
+            foreach (var canvas in wasDisabledCanvasGroups)
+                canvas.blocksRaycasts = false;
+
+            objectsAddedCastersTo.Clear();
+            wasDisabledCanvasGroups.Clear();
+            wasDisabledGraphics.Clear();
+        }
+    }
+}