added: debug overlay functional

Assets/Scripts/Core/Tools/DebugOverlayDrawer.cs

@@ -0,0 +1,97 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Sirenix.OdinInspector;
+using UnityEngine;
+using UnityEngine.UIElements;
+
+namespace Reset.Core.Tools{
+    public class DebugOverlayDrawer : MonoBehaviour{
+        [ShowInInspector]
+        public Dictionary<GameObject, List<string>> Pages = new(); // Page and value names
+        [ShowInInspector]
+        public Dictionary<object, Label> values = new(); // Value name and value value (lol)
+
+        public string pageNamePrefix = "Debug Page: ";
+
+        public VisualTreeAsset template;
+        [ShowInInspector] public UIDocument root;
+        public GameObject canvasRoot;
+        
+        public GameObject currentPage;
+        
+        
+        
+        public enum DebugOverlayAnchor{
+            TopLeft,
+            TopRight,
+            BottomLeft,
+            BottomRight,
+            Center
+        }
+
+        void Awake(){
+            if (Instance != null) {
+                Destroy(this);
+            }
+            
+            Instance = this;
+        }
+        
+        public static DebugOverlayDrawer Instance;
+
+        public static void AddOnOverlay(string pageName, string sourceName, Vector3 position){
+            // Make sure the page exists. If it does, use it. If not, create it
+            GameObject thisPage = null;
+            bool alreadyExisted = false;
+
+            // This checks for a gameobject with the page name. Sets it if it finds it
+            foreach (var page in Instance.Pages) {
+                if (page.Key.name == $"{Instance.pageNamePrefix}{pageName}") {
+                    thisPage = page.Key;
+                    alreadyExisted = true;
+                    break;
+                }
+            }
+
+            // Otherwise, this will make a new one and add it
+            if (thisPage == null) {
+                thisPage = new GameObject(name: $"{Instance.pageNamePrefix}{pageName}");
+                Instance.Pages.Add(thisPage, new List<string>());
+                thisPage.transform.SetParent(Instance.canvasRoot.transform);
+                thisPage.AddComponent<UIDocument>();
+            }
+
+            // Warning for the page being null for whatever reason
+            if (thisPage == null) {
+                Debug.LogError(
+                    $"Debug Overlay Manager never found a page named: {sourceName}. It failed to create one and aborted.");
+                return;
+            }
+
+            // Now, iterate through this page and see if the variable is already tracked
+            if (alreadyExisted && Instance.Pages[thisPage].Contains(sourceName)) {
+                return;
+            }
+
+            // Since it doesn't exist, add it to the list of tracked variables
+            Instance.Pages[thisPage].Add(sourceName);
+            
+            // Then create a new on-screen element for this variable
+            VisualElement thisElement = (Instance.template.Instantiate());
+            thisPage.GetComponent<UIDocument>().rootVisualElement.Add(thisElement);
+            thisElement.style.alignSelf = new StyleEnum<Align>(Align.Center);
+
+            // Set it's label
+            ((Label)thisElement.Query<VisualElement>("Label").First()).text = sourceName;
+
+            
+            Instance.values.Add($"{pageName}/{sourceName}", (Label)thisElement.Query<VisualElement>("Value"));
+            
+        }
+
+        public static void ChangeValue(string pageName, string sourceName, string newValue){
+            Instance.values[$"{pageName}/{sourceName}"].text = newValue;
+        } 
+    }
+}

Assets/Scripts/Core/Tools/DebugOverlayDrawer.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: bef2d32c8ac26b643851a4c8f18dacca

Assets/Scripts/Core/Tools/DebugOverlayEntry.cs

@@ -0,0 +1,10 @@
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Reset.Core.Tools{
+    public class DebugOverlayEntry{
+        public string page;
+        public string trackedName;
+        public string trackedValue;
+    }
+}

Assets/Scripts/Core/Tools/DebugOverlayEntry.cs.meta

@@ -0,0 +1,3 @@
+fileFormatVersion: 2
+guid: e168fc1f77fe443b97595b004e80af7e
+timeCreated: 1756152238