static public string Build(System.Globalization.CultureInfo ct, params System.Object[] values)
{
System.Text.StringBuilder sb = new System.Text.StringBuilder(64);
string overrideprefix = string.Empty;
for (int i = 0; i < values.Length;)
{
Object first = values[i];
if (first is NewPrefix) // first item is special, a new prefix, override
{
overrideprefix = (first as NewPrefix).prefix;
i++;
}
else if (first is string) // normal, string
{
System.Diagnostics.Debug.Assert(i + 2 <= values.Length);
string[] fieldnames = ((string)first).Split(';');
object value = values[i + 1];
i += 2;
string pad = ", ";
if (fieldnames[0].Length > 0 && fieldnames[0][0] == '<')
{
fieldnames[0] = fieldnames[0].Substring(1);
pad = "";
}
if (value != null)
{
if (value is bool)
{
string s = ((bool)value) ? fieldnames[1] : fieldnames[0];
sb.AppendPrePad(s, (overrideprefix.Length > 0) ? overrideprefix : pad);
overrideprefix = string.Empty;
}
else
{
string format = fieldnames.Length >= 3 ? fieldnames[2] : "0";
string output;
if (value is string)
{
output = (string)value;
}
else if (value is double)
{
output = ((double)value).ToString(format, ct);
}
else if (value is float)
{
output = ((float)value).ToString(format, ct);
}
else if (value is int)
{
output = ((int)value).ToString(format, ct);
}
else if (value is long)
{
output = ((long)value).ToString(format, ct);
}
else if (value is double?)
{
output = ((double?)value).Value.ToString(format, ct);
}
else if (value is float?)
{
output = ((float?)value).Value.ToString(format, ct);
}
else if (value is int?)
{
output = ((int?)value).Value.ToString(format, ct);
}
else if (value is long?)
{
output = ((long?)value).Value.ToString(format, ct);
}
else if (value is DateTime)
{
format = fieldnames.Length >= 3 ? fieldnames[2] : "g";
output = ((DateTime)value).ToString(format, ct);
}
else
{
Type t = value.GetType();
if (t.BaseType.Name.Equals("Enum"))
{
var ev = Activator.CreateInstance(t);
ev = value;
output = ev.ToString();
}
else
{
output = "";
System.Diagnostics.Debug.Assert(false);
}
}
// if printed something, text must be non null and of length, and it returns true. Only adds on prefix and prepad if required
if (sb.AppendPrePad(output, fieldnames[0], (overrideprefix.Length > 0) ? overrideprefix : pad))
{ // prefix with fieldnames[0], and prefix with newline if defined, or pad
if (fieldnames.Length >= 2 && fieldnames[1].Length > 0)
{
sb.Append(fieldnames[1]);
}
overrideprefix = string.Empty;
}
}
}
}
else
{
System.Diagnostics.Debug.Assert(false);
}
}
return(sb.ToString());
}
// first object = format
// second object = data value
// if data value null or empty, not printed
// if data value is bool, format = false text;true text
// else format is prefix;postfix;[doubleformat] value
// if prefix starts with a <, no ,<spc> pad
static public string FieldBuilder(params System.Object[] values)
{
System.Text.StringBuilder sb = new System.Text.StringBuilder(64);
for (int i = 0; i < values.Length;)
{
System.Diagnostics.Debug.Assert(i + 2 <= values.Length);
string[] fieldnames = ((string)values[i]).Split(';');
object value = values[i + 1];
i += 2;
string pad = ", ";
if (fieldnames[0].Length > 0 && fieldnames[0][0] == '<')
{
fieldnames[0] = fieldnames[0].Substring(1);
pad = "";
}
if (value != null)
{
if (value is bool)
{
string s = ((bool)value) ? fieldnames[1] : fieldnames[0];
sb.AppendPrePad(s, pad);
}
else if (value is string)
{
string text = (string)value;
if (sb.AppendPrePad(text, fieldnames[0], pad)) // if printed something, text must be non null and of length
{
if (fieldnames.Length >= 2 && fieldnames[1].Length > 0)
{
sb.Append(fieldnames[1]);
}
}
}
else
{
string output;
if (value is double)
{
System.Diagnostics.Debug.Assert(fieldnames.Length >= 3);
output = ((double)value).ToString(fieldnames[2]);
}
else if (value is int)
{
output = ((int)value).ToString(System.Globalization.CultureInfo.InvariantCulture);
}
else if (value is long)
{
output = ((long)value).ToString(System.Globalization.CultureInfo.InvariantCulture);
}
else if (value is double?)
{
System.Diagnostics.Debug.Assert(fieldnames.Length >= 3);
output = ((double?)value).Value.ToString(fieldnames[2]);
}
else if (value is int?)
{
output = ((int?)value).Value.ToString(System.Globalization.CultureInfo.InvariantCulture);
}
else if (value is long?)
{
output = ((long?)value).Value.ToString(System.Globalization.CultureInfo.InvariantCulture);
}
else if (value is DateTime)
{
output = ((DateTime)value).ToString();
}
else
{
output = "";
System.Diagnostics.Debug.Assert(false);
}
if (sb.AppendPrePad(output, fieldnames[0], pad)) // if printed something, text must be non null and of length
{
if (fieldnames.Length >= 2 && fieldnames[1].Length > 0)
{
sb.Append(fieldnames[1]);
}
}
}
}
}
return(sb.ToString());
}