printer-api/Instructions/TextInstruction.cs

using System.Runtime.Serialization;
using System.Text.Json.Serialization;
using ESCPOS_NET.Emitters;

public class TextInstruction : BaseInstruction
{
	[DataMember(IsRequired = true)]
	public string? text { get; set; }

	[JsonConverter(typeof(JsonStringEnumConverter))]
	public Alignment alignment {get; set; } = Alignment.Left;

	public bool underline {get; set; } = false;

	public bool newLine { get; set; } = true;
	public override List<byte[]> GetInstructions()
	{
		var e = new EPSON();
		var commands = new List<byte[]>();
		
		commands.Add(alignmentCommand(alignment));

		if (underline){
			commands.Add(e.SetStyles(PrintStyle.Underline));
		}

		if (newLine)
		{
			commands.Add(e.PrintLine(text));
		}
		else
		{
			commands.Add(e.Print(text));
		}

		if (underline){
			commands.Add(e.SetStyles(PrintStyle.None));
		}

		return commands;
	}
}