static string SetWidth(string str, TextWidthDialog.Result result, int value)
{
if (str.Length == value)
{
return(str);
}
if (str.Length > value)
{
switch (result.Location)
{
case TextWidthDialog.TextLocation.Start: return(str.Substring(0, value));
case TextWidthDialog.TextLocation.Middle: return(str.Substring((str.Length - value) / 2, value));
case TextWidthDialog.TextLocation.End: return(str.Substring(str.Length - value));
default: throw new ArgumentException("Invalid");
}
}
else
{
var len = value - str.Length;
switch (result.Location)
{
case TextWidthDialog.TextLocation.Start: return(str + new string(result.PadChar, len));
case TextWidthDialog.TextLocation.Middle: return(new string(result.PadChar, len / 2) + str + new string(result.PadChar, (len + 1) / 2));
case TextWidthDialog.TextLocation.End: return(new string(result.PadChar, len) + str);
default: throw new ArgumentException("Invalid");
}
}
}
void Command_Text_Select_ByWidth(TextWidthDialog.Result result)
{
var results = GetFixedExpressionResults <int>(result.Expression);
SetSelections(Selections.AsParallel().AsOrdered().Where((range, index) => range.Length == results[index]).ToList());
}
void Command_Text_Width(TextWidthDialog.Result result)
{
var results = GetFixedExpressionResults <int>(result.Expression);
ReplaceSelections(Selections.AsParallel().AsOrdered().Select((range, index) => SetWidth(GetString(range), result, results[index])).ToList());
}