public virtual byte[] GetContentBuffer(CodePagesEnum codepage)
{
if (string.IsNullOrEmpty(Content))
{
return(new byte[0]);
}
Encoding encoder;
switch (codepage)
{
case CodePagesEnum.CP771:
// This is the most similar to 771
encoder = Encoding.GetEncoding(866);
break;
case CodePagesEnum.CP437:
encoder = Encoding.GetEncoding(437);
break;
case CodePagesEnum.ASCII:
Content = System.Text.RegularExpressions.Regex.Replace(Content,
@"[^\u0020-\u007E]", string.Empty);
encoder = System.Text.ASCIIEncoding.ASCII;
break;
default:
encoder = Encoding.GetEncoding(866);
break;
}
return(encoder.GetBytes(Content));
}
/// <summary>
/// Retorna o buffer vazio
/// </summary>
/// <param name="codepage">Não usado</param>
/// <returns>array de bytes de comprimento zero</returns>
public byte[] GetContentBuffer(CodePagesEnum codepage)
{
return(new byte[0]);
}
public abstract override byte[] GetContentBuffer(CodePagesEnum codepage);
/// <summary> Selecionar imagem no formato da impressora</summary>
/// <param name="codepage">Não usado</param>
/// <returns>byte array</returns>
public override byte[] GetContentBuffer(CodePagesEnum codepage)
{
return(base.Image.GetAsRaster());
}
