GamepadMainMenuHandler.cs

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using System;
using System.Collections.Generic;
using Microsoft.Xna.Framework;
using Terraria.GameInput;
 
namespace Terraria.UI.Gamepad;
 
public class GamepadMainMenuHandler
{
    public static int LastMainMenu = -1;
 
    public static List<Vector2> MenuItemPositions = new List<Vector2>(20);
 
    public static int LastDrew = -1;
 
    public static bool CanRun = false;
 
    public static bool MoveCursorOnNextRun = false;
 
    public static void Update()
    {
        if (!CanRun)
        {
            UILinkPage uILinkPage = UILinkPointNavigator.Pages[1000];
            uILinkPage.CurrentPoint = uILinkPage.DefaultPoint;
            Vector2 vector = new Vector2((float)Math.Cos(Main.GlobalTimeWrappedHourly * ((float)Math.PI * 2f)), (float)Math.Sin(Main.GlobalTimeWrappedHourly * ((float)Math.PI * 2f) * 2f)) * new Vector2(30f, 15f) + Vector2.UnitY * 20f;
            UILinkPointNavigator.SetPosition(2000, new Vector2(Main.screenWidth, Main.screenHeight) / 2f + vector);
        }
        else
        {
            if (!Main.gameMenu || Main.MenuUI.IsVisible || LastDrew != Main.menuMode)
            {
                return;
            }
            int lastMainMenu = LastMainMenu;
            LastMainMenu = Main.menuMode;
            switch (Main.menuMode)
            {
            case 17:
            case 18:
            case 19:
            case 21:
            case 22:
            case 23:
            case 24:
            case 26:
                if (MenuItemPositions.Count >= 4)
                {
                    Vector2 item = MenuItemPositions[3];
                    MenuItemPositions.RemoveAt(3);
                    if (Main.menuMode == 17)
                    {
                        MenuItemPositions.Insert(0, item);
                    }
                }
                break;
            case 28:
                if (MenuItemPositions.Count >= 3)
                {
                    MenuItemPositions.RemoveAt(1);
                }
                break;
            }
            UILinkPage uILinkPage2 = UILinkPointNavigator.Pages[1000];
            if (lastMainMenu != Main.menuMode)
            {
                uILinkPage2.CurrentPoint = uILinkPage2.DefaultPoint;
            }
            for (int i = 0; i < MenuItemPositions.Count; i++)
            {
                Vector2 position = MenuItemPositions[i] * Main.UIScale;
                if (i == 0 && lastMainMenu != LastMainMenu && PlayerInput.UsingGamepad && Main.InvisibleCursorForGamepad)
                {
                    Main.mouseX = (PlayerInput.MouseX = (int)position.X);
                    Main.mouseY = (PlayerInput.MouseY = (int)position.Y);
                    Main.menuFocus = -1;
                }
                UILinkPoint uILinkPoint = uILinkPage2.LinkMap[2000 + i];
                uILinkPoint.Position = position;
                if (i == 0)
                {
                    uILinkPoint.Up = -1;
                }
                else
                {
                    uILinkPoint.Up = 2000 + i - 1;
                }
                uILinkPoint.Left = -3;
                uILinkPoint.Right = -4;
                if (i == MenuItemPositions.Count - 1)
                {
                    uILinkPoint.Down = -2;
                }
                else
                {
                    uILinkPoint.Down = 2000 + i + 1;
                }
                if (MoveCursorOnNextRun)
                {
                    MoveCursorOnNextRun = false;
                    UILinkPointNavigator.ChangePoint(uILinkPoint.ID);
                }
            }
            MenuItemPositions.Clear();
        }
    }
}