SpriteFrame.cs

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using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
 
namespace Terraria.DataStructures;
 
public struct SpriteFrame
{
    public int PaddingX;
 
    public int PaddingY;
 
    private byte _currentColumn;
 
    private byte _currentRow;
 
    public readonly byte ColumnCount;
 
    public readonly byte RowCount;
 
    public byte CurrentColumn
    {
        get
        {
            return _currentColumn;
        }
        set
        {
            _currentColumn = value;
        }
    }
 
    public byte CurrentRow
    {
        get
        {
            return _currentRow;
        }
        set
        {
            _currentRow = value;
        }
    }
 
    public SpriteFrame(byte columns, byte rows)
    {
        PaddingX = 2;
        PaddingY = 2;
        _currentColumn = 0;
        _currentRow = 0;
        ColumnCount = columns;
        RowCount = rows;
    }
 
    public SpriteFrame(byte columns, byte rows, byte currentColumn, byte currentRow)
    {
        PaddingX = 2;
        PaddingY = 2;
        _currentColumn = currentColumn;
        _currentRow = currentRow;
        ColumnCount = columns;
        RowCount = rows;
    }
 
    public SpriteFrame With(byte columnToUse, byte rowToUse)
    {
        SpriteFrame result = this;
        result.CurrentColumn = columnToUse;
        result.CurrentRow = rowToUse;
        return result;
    }
 
    public Rectangle GetSourceRectangle(Texture2D texture)
    {
        int num = texture.Width / ColumnCount;
        int num2 = texture.Height / RowCount;
        return new Rectangle(CurrentColumn * num, CurrentRow * num2, num - ((ColumnCount != 1) ? PaddingX : 0), num2 - ((RowCount != 1) ? PaddingY : 0));
    }
}