InterfaceHelper.cs

using System;
using System.Collections.Generic;
using System.Reflection;
using Microsoft.Xna.Framework;
using Terraria;
using Terraria.DataStructures;
using Terraria.ModLoader;
using Terraria.UI;
using MagicStorage.Components;

namespace MagicStorage
{
    public static class InterfaceHelper
    {
        private static FieldInfo _itemIconCacheTimeInfo;

        public static void Initialize()
        {
            _itemIconCacheTimeInfo = typeof(Main).GetField("_itemIconCacheTime", BindingFlags.NonPublic | BindingFlags.Static);
        }

        public static void ModifyInterfaceLayers(List<GameInterfaceLayer> layers)
        {
            for (int k = 0; k < layers.Count; k++)
            {
                if (layers[k].Name == "Vanilla: Inventory")
                {
                    layers.Insert(k + 1, new LegacyGameInterfaceLayer("MagicStorage: StorageAccess", DrawStorageGUI, InterfaceScaleType.UI));
                    k++;
                }
            }
        }

        public static bool DrawStorageGUI()
        {
            Player player = Main.player[Main.myPlayer];
            StoragePlayer modPlayer = player.GetModPlayer<StoragePlayer>();
            Point16 storageAccess = modPlayer.ViewingStorage();
            if (!Main.playerInventory || storageAccess.X < 0 || storageAccess.Y < 0)
            {
                return true;
            }
            ModTile modTile = TileLoader.GetTile(Main.tile[storageAccess.X, storageAccess.Y].type);
            if (modTile == null || !(modTile is StorageAccess))
            {
                return true;
            }
            TEStorageHeart heart = ((StorageAccess)modTile).GetHeart(storageAccess.X, storageAccess.Y);
            if (heart == null)
            {
                return true;
            }
            if (modTile is CraftingAccess)
            {
                CraftingGUI.Draw(heart);
            }
            else
            {
                StorageGUI.Draw(heart);
            }
            return true;
        }

        public static void HideItemIconCache()
        {
            _itemIconCacheTimeInfo.SetValue(null, 0);
        }

        public static Rectangle GetFullRectangle(UIElement element)
        {
            Vector2 vector = new Vector2(element.GetDimensions().X, element.GetDimensions().Y);
            Vector2 position = new Vector2(element.GetDimensions().Width, element.GetDimensions().Height) + vector;
            vector = Vector2.Transform(vector, Main.UIScaleMatrix);
            position = Vector2.Transform(position, Main.UIScaleMatrix);
            Rectangle result = new Rectangle((int)vector.X, (int)vector.Y, (int)(position.X - vector.X), (int)(position.Y - vector.Y));
            int width = Main.spriteBatch.GraphicsDevice.Viewport.Width;
            int height = Main.spriteBatch.GraphicsDevice.Viewport.Height;
            result.X = Utils.Clamp<int>(result.X, 0, width);
            result.Y = Utils.Clamp<int>(result.Y, 0, height);
            result.Width = Utils.Clamp<int>(result.Width, 0, width - result.X);
            result.Height = Utils.Clamp<int>(result.Height, 0, height - result.Y);
            return result;
        }
    }
}