Rich-Text Formatting (RTF) Font SpreadsheetGear API Sample

// Create a new workbook and some local variables.
SpreadsheetGear.IWorkbook workbook = SpreadsheetGear.Factory.GetWorkbook();
SpreadsheetGear.IWorksheet worksheet = workbook.ActiveWorksheet;
SpreadsheetGear.IRange cells = worksheet.Cells;

// Get a reference to cell A1.
SpreadsheetGear.IRange cell = cells["A1"];

// Add text to the cell.
cell.Value = "SpreadsheetGear Engine for .NET";

// Set font size for entire text to 24 points.
cell.Font.Size = 24;

// Set "Spreadsheet" text to dark blue.
SpreadsheetGear.ICharacters spreadsheetChars = cell.GetCharacters(0, 11);
spreadsheetChars.Font.Color = SpreadsheetGear.Color.FromArgb(255, 0, 0, 128);

// Set "Gear" text to a shade of red.
SpreadsheetGear.ICharacters gearChars = cell.GetCharacters(11, 4);
gearChars.Font.Color = SpreadsheetGear.Color.FromArgb(255, 233, 14, 14);

// Set "Engine" text style.
SpreadsheetGear.ICharacters engineChars = cell.GetCharacters(16, 6);
engineChars.Font.Bold = true;

// Set "for" text style.
SpreadsheetGear.ICharacters forChars = cell.GetCharacters(23, 3);
forChars.Font.Underline = SpreadsheetGear.UnderlineStyle.Single;

// Set ".NET Standard" text style.
SpreadsheetGear.ICharacters netStandardChars = cell.GetCharacters(27, 4);
netStandardChars.Font.Italic = true;

// AutoFit the column.
cell.EntireColumn.AutoFit();