added styles

Instructions/TextInstruction.cs

@@ -11,8 +11,14 @@ public class TextInstruction : BaseInstruction
 	public Alignment alignment {get; set; } = Alignment.Left;
 
 	public bool underline {get; set; } = false;
+	public bool bold {get; set; } = false;
+	public bool doubleHeight {get; set; } = false;
+	public bool doubleWidth {get; set; } = false;
+	public bool fontB {get; set; } = false;
+
 
 	public bool newLine { get; set; } = true;
+
 	public override List<byte[]> GetInstructions()
 	{
 		var e = new EPSON();
@@ -20,9 +26,7 @@ public class TextInstruction : BaseInstruction
 		
 		commands.Add(alignmentCommand(alignment));
 
-		if (underline){
+		commands.AddRange(setStyles());
-			commands.Add(e.SetStyles(PrintStyle.Underline));
-		}
 
 		if (newLine)
 		{
@@ -33,10 +37,36 @@ public class TextInstruction : BaseInstruction
 			commands.Add(e.Print(text));
 		}
 
-		if (underline){
+		if (underline || bold || doubleHeight || doubleWidth || fontB){
 			commands.Add(e.SetStyles(PrintStyle.None));
 		}
 
 		return commands;
 	}
+
+	private List<byte[]> setStyles(){
+		var e = new EPSON();
+		var commands = new List<byte[]>();
+		if (underline){
+			commands.Add(e.SetStyles(PrintStyle.Underline));
+		}
+
+		if (bold){
+			commands.Add(e.SetStyles(PrintStyle.Bold));
+		}
+
+		if (doubleHeight){
+			commands.Add(e.SetStyles(PrintStyle.DoubleHeight));
+		}
+
+		if (doubleWidth){
+			commands.Add(e.SetStyles(PrintStyle.DoubleWidth));
+		}
+
+		if (fontB){
+			commands.Add(e.SetStyles(PrintStyle.FontB));
+		}
+
+		return commands;
+	}
 }