private IByteContainer AlignJustify(IByteContainer sbBuffered, double currentLineLength, bool isLastLineOfParagraph, int horizontalMargin, int yPosition, ref double previousLineLength)
{
if (previousLineLength >= 0)
{
sbBuffered.Append(string.Format("1 0 0 1 {0} {1} Tm ", horizontalMargin, yPosition));
previousLineLength = -1;
}
if (currentLineLength > 0)
{
double scaleFactor;
if (isLastLineOfParagraph)
scaleFactor = 100;
else
scaleFactor = _size.Width / currentLineLength * 100;
sbBuffered.Append(string.Format("{0:0.###} Tz ", scaleFactor).Replace(',', '.'));
}
return sbBuffered;
}
/// <summary>
///
/// </summary>
/// <param name="sbBuffered"></param>
/// <param name="currentLineLength"></param>
/// <param name="previousLineLength">
/// is needed because when we change the start of a line, the starting position of the next line
/// will be relative to this new position
/// </param>
/// <returns></returns>
private IByteContainer AlignRight(IByteContainer sbBuffered, double currentLineLength, ref double previousLineLength)
{
double xOffset;
if (previousLineLength < 0)
xOffset = _size.Width - (currentLineLength);
else
xOffset = (previousLineLength - currentLineLength);
sbBuffered.Append(string.Format("{0:0.###} 0 Td ", xOffset).Replace(',', '.'));
previousLineLength = currentLineLength;
return sbBuffered;
}
private static IByteContainer AlignLeft(IByteContainer sbBuffered, int horizontalMargin, int yPosition, ref double previousLineLength)
{
if (previousLineLength >= 0)
{
sbBuffered.Append(string.Format("1 0 0 1 {0} {1} Tm ", horizontalMargin, yPosition));
previousLineLength = -1;
}
sbBuffered.Append("100 Tz ");
return sbBuffered;
}