UIBestiarySortingOptionsGrid.cs

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using System;
using System.Collections.Generic;
using Microsoft.Xna.Framework;
using Terraria.DataStructures;
using Terraria.GameContent.Bestiary;
using Terraria.ID;
using Terraria.Localization;
using Terraria.UI;
 
namespace Terraria.GameContent.UI.Elements;
 
public class UIBestiarySortingOptionsGrid : UIPanel
{
    private EntrySorter<BestiaryEntry, IBestiarySortStep> _sorter;
 
    private List<GroupOptionButton<int>> _buttonsBySorting;
 
    private int _currentSelected = -1;
 
    private int _defaultStepIndex;
 
    public event Action OnClickingOption;
 
    public UIBestiarySortingOptionsGrid(EntrySorter<BestiaryEntry, IBestiarySortStep> sorter)
    {
        _sorter = sorter;
        _buttonsBySorting = new List<GroupOptionButton<int>>();
        Width = new StyleDimension(0f, 1f);
        Height = new StyleDimension(0f, 1f);
        BackgroundColor = new Color(35, 40, 83) * 0.5f;
        BorderColor = new Color(35, 40, 83) * 0.5f;
        IgnoresMouseInteraction = false;
        SetPadding(0f);
        BuildGrid();
    }
 
    private void BuildGrid()
    {
        int num = 2;
        int num2 = 26 + num;
        int num3 = 0;
        for (int i = 0; i < _sorter.Steps.Count; i++)
        {
            if (!_sorter.Steps[i].HiddenFromSortOptions)
            {
                num3++;
            }
        }
        UIPanel uIPanel = new UIPanel
        {
            Width = new StyleDimension(126f, 0f),
            Height = new StyleDimension(num3 * num2 + 5 + 3, 0f),
            HAlign = 1f,
            VAlign = 0f,
            Left = new StyleDimension(-118f, 0f),
            Top = new StyleDimension(0f, 0f)
        };
        uIPanel.BorderColor = new Color(89, 116, 213, 255) * 0.9f;
        uIPanel.BackgroundColor = new Color(73, 94, 171) * 0.9f;
        uIPanel.SetPadding(0f);
        Append(uIPanel);
        int num4 = 0;
        for (int j = 0; j < _sorter.Steps.Count; j++)
        {
            IBestiarySortStep bestiarySortStep = _sorter.Steps[j];
            if (!bestiarySortStep.HiddenFromSortOptions)
            {
                GroupOptionButton<int> groupOptionButton = new GroupOptionButton<int>(j, Language.GetText(bestiarySortStep.GetDisplayNameKey()), null, Color.White, null, 0.8f)
                {
                    Width = new StyleDimension(114f, 0f),
                    Height = new StyleDimension(num2 - num, 0f),
                    HAlign = 0.5f,
                    Top = new StyleDimension(5 + num2 * num4, 0f)
                };
                groupOptionButton.ShowHighlightWhenSelected = false;
                groupOptionButton.OnLeftClick += ClickOption;
                groupOptionButton.SetSnapPoint("SortSteps", num4);
                uIPanel.Append(groupOptionButton);
                _buttonsBySorting.Add(groupOptionButton);
                num4++;
            }
        }
        foreach (GroupOptionButton<int> item in _buttonsBySorting)
        {
            item.SetCurrentOption(-1);
        }
    }
 
    private void ClickOption(UIMouseEvent evt, UIElement listeningElement)
    {
        int num = ((GroupOptionButton<int>)listeningElement).OptionValue;
        if (num == _currentSelected)
        {
            num = _defaultStepIndex;
        }
        foreach (GroupOptionButton<int> item in _buttonsBySorting)
        {
            bool flag = num == item.OptionValue;
            item.SetCurrentOption(flag ? num : (-1));
            if (flag)
            {
                item.SetColor(new Color(152, 175, 235), 1f);
            }
            else
            {
                item.SetColor(Colors.InventoryDefaultColor, 0.7f);
            }
        }
        _currentSelected = num;
        _sorter.SetPrioritizedStepIndex(num);
        if (this.OnClickingOption != null)
        {
            this.OnClickingOption();
        }
    }
 
    public void GetEntriesToShow(out int maxEntriesWidth, out int maxEntriesHeight, out int maxEntriesToHave)
    {
        maxEntriesWidth = 1;
        maxEntriesHeight = _buttonsBySorting.Count;
        maxEntriesToHave = _buttonsBySorting.Count;
    }
}