first commit

NitroxClient/MonoBehaviours/Gui/Chat/PlayerChatPinButton.cs

@@ -0,0 +1,66 @@
+using NitroxClient.GameLogic.ChatUI;
+using NitroxModel.Core;
+using UnityEngine;
+using UnityEngine.EventSystems;
+
+namespace NitroxClient.MonoBehaviours.Gui.Chat
+{
+    public class PlayerChatPinButton : MonoBehaviour, IPointerDownHandler, IPointerUpHandler
+    {
+        private static PlayerChatManager playerChatManager;
+
+        private readonly Camera mainCamera = Camera.main;
+        private Vector2 screenRes = new Vector2(1920f, 1200f);
+        private Vector2 chatSize;
+        private Vector4 screenBorder;
+        private Vector2 offset;
+        private bool drag;
+
+        private void Awake()
+        {
+            playerChatManager = NitroxServiceLocator.LocateService<PlayerChatManager>();
+            chatSize = transform.parent.parent.GetComponent<RectTransform>().sizeDelta;
+        }
+
+        public void OnPointerDown(PointerEventData eventData)
+        {
+            screenRes.y = (screenRes.x / Screen.width) * Screen.height;
+            offset = GetMouseWorldPosition() - (Vector2)playerChatManager.PlayerChaTransform.localPosition;
+            screenBorder = new Vector4(-(screenRes.x - chatSize.x) / 2f, (screenRes.x - chatSize.x) / 2f, -(screenRes.y - chatSize.y) / 2f, (screenRes.y - chatSize.y) / 2f);
+
+            drag = true;
+            PlayerChatInputField.FreezeTime = true;
+        }
+
+        public void OnPointerUp(PointerEventData eventData)
+        {
+            drag = false;
+            PlayerChatInputField.FreezeTime = false;
+            PlayerChatInputField.ResetTimer();
+        }
+
+        private void Update()
+        {
+            if (drag)
+            {
+                playerChatManager.PlayerChaTransform.localPosition = GetChatPosition();
+            }
+        }
+
+        private Vector2 GetMouseWorldPosition()
+        {
+            Vector3 position = mainCamera.ScreenToViewportPoint(UnityEngine.Input.mousePosition);
+            position.x = (position.x - 0.5f) * screenRes.x;
+            position.y = (position.y - 0.5f) * screenRes.y;
+            return position;
+        }
+
+        private Vector2 GetChatPosition()
+        {
+            Vector2 position = GetMouseWorldPosition() - offset;
+            position.x = Mathf.Clamp(position.x, screenBorder.x, screenBorder.y);
+            position.y = Mathf.Clamp(position.y, screenBorder.z, screenBorder.w);
+            return position;
+        }
+    }
+}