init

2026-07-09 21:33:33 +02:00
commit 84a2a365f3
2364 changed files with 950134 additions and 0 deletions
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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.InputSystem;
+using UnityEngine.UIElements;
+using PlayerInputManager = VOID.Generic.Player.Input.PlayerInputManager;
+using ShortcutsInputManager = VOID.Generic.Player.Input.ShortcutsInputManager;
+
+namespace VOID.UserInterface.Game.Util
+{
+    [Serializable]
+    public class WindowUI : MonoBehaviour
+    {
+        public static List<WindowUI> openWindows = new();
+        
+        // UI Visual Elements
+        private VisualElement _parentElement;
+        private VisualElement _rootElement;
+        private Button _windowCloseButton;
+        private VisualElement _headerElement;
+        private Label _titleLabel;
+        
+        // Events
+        public event Action OnClose;
+        public event Action OnOpen;
+        
+        // References
+        private PlayerInputManager _playerInputManager;
+        private GameUI _gameUI;
+        
+        // Toggle
+        private bool _isOpen;
+        private bool _isOverHeader;
+        private bool _isDragging;
+
+        // Offset - relative position from window position to cursor
+        private Vector2 _draggingOffset;
+        
+        private void Awake()
+        {
+            var uiDocument = gameObject.GetComponent<UIDocument>();
+            var templateElement = uiDocument.rootVisualElement;
+            
+            // Find all visual elements
+            _rootElement = templateElement.Q("root-window"); 
+            _parentElement = _rootElement.parent.parent; 
+            _headerElement = _rootElement.Q("header");
+            _titleLabel = _headerElement.Q<Label>("title");
+            _windowCloseButton = _rootElement.Q<Button>("close");
+            
+            // Close backpack when "x" pressed
+            _windowCloseButton.clicked += Close;
+            
+            // Make window active if pressed
+            _parentElement.RegisterCallback(new EventCallback<MouseDownEvent>(_ => SetActiveWindow()), TrickleDown.TrickleDown);
+        }
+
+        private void Start()
+        {
+            _gameUI = GameUI.current;
+            _playerInputManager = PlayerInputManager.current;
+            _playerInputManager.OnDraggingPrepare += PrepareDragging;
+            _playerInputManager.OnDraggingStart += StartDragging;
+            _playerInputManager.OnDraggingEnd += EndDragging;
+        }
+
+        public void SetTitle(string title)
+        {
+            _titleLabel.text = title;
+        }
+
+        public void Toggle()
+        {
+            if (_isOpen)
+            {
+                Close();
+            }
+            else
+            {
+                Open();
+            }
+        }
+
+        public void Close()
+        {
+            // Hide element
+            _parentElement.style.display = DisplayStyle.None;
+            
+            // Reset element position styles
+            _parentElement.style.right = StyleKeyword.Null;
+            _parentElement.style.top = StyleKeyword.Null;
+            _parentElement.style.bottom = StyleKeyword.Null;
+            _parentElement.style.left = StyleKeyword.Null;
+            
+            _isOpen = false;
+            OnClose?.Invoke();
+            openWindows.Remove(this);
+        }
+        
+        public void Open()
+        {
+            // Show Element
+            _parentElement.style.display = DisplayStyle.Flex;
+            
+            _isOpen = true;
+            OnOpen?.Invoke();
+            openWindows.Add(this);
+            SetActiveWindow();
+        }
+
+        private void Update()
+        {
+            if (!_isDragging) return;
+            
+            var mousePos = _gameUI.cursorPositionOnUI;
+            _parentElement.style.top = new StyleLength(mousePos.y - Mathf.Abs(_draggingOffset.y));
+            _parentElement.style.left = new StyleLength(mousePos.x - Mathf.Abs(_draggingOffset.x));
+        }
+
+        private void PrepareDragging()
+        {
+            // Check if dragging started at window's title header...
+            _isOverHeader = GameUI.current.elementsUnderCursor.Contains(_headerElement);
+            
+            // ...Only dragging by TITLE element allows to drag whole window
+            if (!_isOverHeader) return;
+            
+            // Calculate offset from mouse position to window position
+            var windowPos = new Vector2(_parentElement.worldBound.x,_parentElement.worldBound.y);
+            var mousePos = _gameUI.cursorPositionOnUI;
+            _draggingOffset = windowPos - mousePos;
+        }
+        
+        private void StartDragging()
+        {
+            if (!_isOverHeader) return;
+                
+            _isDragging = true;
+            _parentElement.style.right = new StyleLength(StyleKeyword.Auto);
+            _parentElement.style.bottom = new StyleLength(StyleKeyword.Auto);
+        }
+
+        public void EndDragging()
+        {
+            _isDragging = false;
+            _isOverHeader = false;
+        }
+        
+        public void SetActiveWindow()
+        {
+            openWindows.Remove(this);
+            openWindows = openWindows.Prepend(this).ToList();
+            UpdateDocumentUIOrder();
+        }
+        
+        /// <summary>
+        /// Calculating sorting order for all windows (in which order they will be rendered)
+        /// </summary>
+        public static void UpdateDocumentUIOrder()
+        {
+            openWindows.ForEach(window =>
+            {
+                var sortingOrder = openWindows.Count - openWindows.IndexOf(window);
+                window.GetComponent<UIDocument>().sortingOrder = sortingOrder;
+            });
+        }
+    }
+}