private static int wrapSimply(IQueueInterface <String> words, int columnLength, string outputFilename)
{
StreamWriter sw = null;
try
{
sw = new StreamWriter(outputFilename);
}
catch (FileNotFoundException e)
{
Console.WriteLine("Cannot create or open " + outputFilename +
" for writing. Using standard output instead.");
sw = new StreamWriter(Console.OpenStandardOutput());
}
int col = 1;
int spacesRemaining = 0; // Running count of spaces left at the end of lines
while (!words.isEmpty())
{
string str = words.peek();
int len = str.Length;
// See if we need to wrap to the next line
if (col == 1)
{
sw.Write(str);
col += len;
words.pop();
}
else if ((col + len) >= columnLength)
{
// go to the next line
sw.WriteLine();
spacesRemaining += (columnLength - col) + 1;
col = 1;
}
else
{
sw.Write(" ");
sw.Write(str);
col += (len + 1);
words.pop();
}
}
sw.WriteLine();
sw.Flush();
sw.Close();
return(spacesRemaining);
}
public static int WrapSimply(IQueueInterface <String> words, int columnLength, String outputFilename)
{
StreamWriter _out;
try
{
_out = new StreamWriter(outputFilename);
}
catch (FileNotFoundException e)
{
Console.WriteLine("Cannot create or open " + outputFilename +
" for writing. Using standard output instead.");
_out = new StreamWriter(Stream.Null);
}
int col = 1;
int spacesRemaining = 0;
// Running count of spaces left at the end of lines
try
{
while (!words.isEmpty())
{
String str = words.peek();
int len = str.Length;
// See if we need to wrap to the next line
if (col == 1)
{
_out.Write(str);
col += len;
words.dequeue();
}
else if ((col + len) >= columnLength)
{
// go to the next line
_out.WriteLine();
spacesRemaining += (columnLength - col) + 1;
col = 1;
}
else
{ // Typical case of printing the next word on the same line
_out.Write(" ");
_out.Write(str);
col += (len + 1);
words.dequeue();
}
}
}
catch (QueueUnderflowException e)
{
Console.WriteLine("Exception occured : The queue was empty");
}
finally
{
_out.WriteLine();
_out.Flush();
_out.Close();
}
return(spacesRemaining);
}
