UISelectableTextPanel.cs

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using System;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using ReLogic.Content;
using Terraria.UI;
 
namespace Terraria.GameContent.UI.Elements;
 
public class UISelectableTextPanel<T> : UITextPanel<T>
{
    private readonly Asset<Texture2D> _BasePanelTexture;
 
    private readonly Asset<Texture2D> _hoveredBorderTexture;
 
    private Func<UISelectableTextPanel<T>, bool> _isSelected;
 
    public Func<UISelectableTextPanel<T>, bool> IsSelected
    {
        get
        {
            return _isSelected;
        }
        set
        {
            _isSelected = value;
        }
    }
 
    public UISelectableTextPanel(T text, float textScale = 1f, bool large = false)
        : base(text, textScale, large)
    {
        _BasePanelTexture = Main.Assets.Request<Texture2D>("Images/UI/CharCreation/PanelGrayscale", (AssetRequestMode)1);
        _hoveredBorderTexture = Main.Assets.Request<Texture2D>("Images/UI/CharCreation/CategoryPanelBorder", (AssetRequestMode)1);
    }
 
    protected override void DrawSelf(SpriteBatch spriteBatch)
    {
        if (_drawPanel)
        {
            CalculatedStyle dimensions = GetDimensions();
            int num = 4;
            int num2 = 10;
            int num3 = 10;
            Utils.DrawSplicedPanel(spriteBatch, _BasePanelTexture.Value, (int)dimensions.X, (int)dimensions.Y, (int)dimensions.Width, (int)dimensions.Height, num2, num2, num3, num3, Color.Lerp(Color.Black, _color, 0.8f) * 0.5f);
            if (IsSelected != null && IsSelected(this))
            {
                Utils.DrawSplicedPanel(spriteBatch, _BasePanelTexture.Value, (int)dimensions.X + num, (int)dimensions.Y + num, (int)dimensions.Width - num * 2, (int)dimensions.Height - num * 2, num2, num2, num3, num3, Color.Lerp(_color, Color.White, 0.7f) * 0.5f);
            }
            if (base.IsMouseHovering)
            {
                Utils.DrawSplicedPanel(spriteBatch, _hoveredBorderTexture.Value, (int)dimensions.X, (int)dimensions.Y, (int)dimensions.Width, (int)dimensions.Height, num2, num2, num3, num3, Color.White);
            }
        }
        DrawText(spriteBatch);
    }
}