private void phoneLbl_SizeChanged(object sender, EventArgs e)
{
if (this.pd == null)
{
return;
}
string text = (sender as Control).Text;
Size stringSize = PrinterTicket.getStringSize(text, (sender as Control).Font);
int width = this.pd.PrinterSettings.DefaultPageSettings.PaperSize.Width;
string str = "\r\n";
for (; stringSize.Width > width; stringSize = PrinterTicket.getStringSize(text, (sender as Control).Font))
{
int letterByMeasuring = PrinterTicket.getLastLetterByMeasuring(text, (sender as Control).Font, width);
text = text.Insert(letterByMeasuring, text[letterByMeasuring] == ' ' || text[letterByMeasuring] != ' ' && text[letterByMeasuring - 1] == ' ' ? str : "-" + str);
}
}
public Size printCentered(Graphics g, int y, string text, Font font, int paperWidth)
{
string str1 = "";
string str2 = "\r\n";
int length = text.IndexOf(str2) > -1 ? text.IndexOf(str2) : text.Length;
int startIndex = 0;
do
{
string str3 = text.Substring(startIndex, length).Trim();
Size size;
for (size = PrinterTicket.getStringSize(str3, font); size.Width > paperWidth; size = PrinterTicket.getStringSize(str3, font))
{
int letterByMeasuring = PrinterTicket.getLastLetterByMeasuring(str3, font, paperWidth);
str3 = str3.Insert(letterByMeasuring, str3[letterByMeasuring] == ' ' || str3[letterByMeasuring] != ' ' && str3[letterByMeasuring - 1] == ' ' ? str2 : "-" + str2);
}
if (str3.IndexOf(str2) > -1)
{
size = this.printCentered(g, y, str3, font, paperWidth);
}
else
{
g.DrawString(str3, font, Brushes.Black, (float)((paperWidth - size.Width) / 2), (float)y);
}
y += size.Height;
str1 = str1 + str3 + str2;
startIndex += length + str2.Length;
if (startIndex >= text.Length)
{
length = -1;
}
else
{
while (text.Substring(startIndex).IndexOf(str2) > -1 && text.Substring(startIndex).IndexOf(str2) == 0)
{
startIndex += str2.Length;
}
string str4 = text.Substring(startIndex);
string str5 = str4.IndexOf(str2) > -1 ? str4.Substring(0, str4.IndexOf(str2)) : str4.Substring(0, str4.Length);
length = str5.Length > 0 ? str5.Length : -1;
}
}while (length > -1 && length < text.Length);
return(PrinterTicket.getStringSize(str1.Trim(), font));
}
private async void getFitString(Control control, string text)
{
if (pd != null)
{
control.Text = await Task.Run <string>((Func <string>)(() =>
{
string str1 = "";
int width = this.pd.PrinterSettings.DefaultPageSettings.PaperSize.Width;
string str2 = "\r\n";
int length = text.IndexOf(str2) > -1 ? text.IndexOf(str2) : text.Length;
int startIndex = 0;
do
{
string text1 = text.Substring(startIndex, length).Trim();
for (Size stringSize = PrinterTicket.getStringSize(text1, control.Font); stringSize.Width > width; stringSize = PrinterTicket.getStringSize(text1, control.Font))
{
int letterByMeasuring = PrinterTicket.getLastLetterByMeasuring(text1, control.Font, width);
text1 = text1.Insert(letterByMeasuring, text1[letterByMeasuring] == ' ' || text1[letterByMeasuring] != ' ' && text1[letterByMeasuring - 1] == ' ' ? str2 : "-" + str2);
}
str1 = str1 + text1 + str2;
startIndex += length + str2.Length;
if (startIndex >= text.Length)
{
length = -1;
}
else
{
while (text.Substring(startIndex).IndexOf(str2) > -1 && text.Substring(startIndex).IndexOf(str2) == 0)
{
startIndex += str2.Length;
}
string str3 = text.Substring(startIndex);
string str4 = str3.IndexOf(str2) > -1 ? str3.Substring(0, str3.IndexOf(str2)) : str3.Substring(0, str3.Length);
length = str4.Length > 0 ? str4.Length : -1;
}
}while (length > -1 && length < text.Length);
return(str1.Trim());
}));
}
}