private void EndLine(LineData currentLine, StringBuilder currentLineText)
{
currentLine.Text = currentLineText.ToString().Trim();
if (!string.IsNullOrWhiteSpace(currentLine.Text))
{
currentLine.TextSize = PInvoked.MeasureString(graphics, currentLine.Text, font,
settings.LetterSpacing);
Lines.Add(currentLine);
}
}
public void SetText()
{
IEnumerable <string> words = settings.Text.Replace(Environment.NewLine, Constants.Space + Environment.NewLine + Constants.Space).Split(' ');
StringBuilder currentLineText = new StringBuilder();
int y = 0;
LineData currentLine = StartNewLine(ref y);
//until all words are placed or y is outside scaledBounds
foreach (string word in words)
{
if (y > scaledBounds.Bottom + lineIncrement)
{
break;
}
if (word.Equals(Environment.NewLine))
{
EndLine(currentLine, currentLineText);
//start new line
currentLineText.Clear();
currentLine = StartNewLine(ref y);
continue;
}
Size textSize = PInvoked.MeasureString(graphics, (currentLineText + word).Trim(), font,
settings.LetterSpacing);
if (textSize.Width > currentLine.LineBounds.Width)
{
EndLine(currentLine, currentLineText);
//start new line
currentLineText.Clear();
currentLine = StartNewLine(ref y);
currentLineText.Append(word + Constants.Space);
}
else
{
currentLineText.Append(word + Constants.Space);
}
}
if (currentLine != null && currentLineText.Length > 0)
{
EndLine(currentLine, currentLineText);
}
}
private void Justify(LineData line, Graphics lineGraphics)
{
var lineTextWithoutSpaces = line.Text.Replace(Constants.Space, string.Empty);
var lineSizeWithoutSpaces = PInvoked.MeasureString(lineGraphics, lineTextWithoutSpaces, font,
settings.LetterSpacing);
var spaceWidth = (line.TextSize.Width - lineSizeWithoutSpaces.Width) /
Math.Max((line.Text.Length - lineTextWithoutSpaces.Length), 1);
if (spaceWidth > font.Size * 3)
{
PInvoked.TextOut(lineGraphics, line.Text, 0, 0, font, settings.LetterSpacing);
}
else
{
var x = 0;
foreach (string word in line.Text.Split(Constants.SpaceChar))
{
var wordSize = PInvoked.MeasureString(lineGraphics, word, font, settings.LetterSpacing);
PInvoked.TextOut(lineGraphics, word, x, 0, font, settings.LetterSpacing);
x += wordSize.Width + spaceWidth;
}
}
}