void InitDataSource() { Employees = NWindContext.Create().Employees.ToList() .Select(x => EmployeeWrapper.Create(x)).ToList(); int i = 0; foreach (var employee in Employees) { employee.BackgroundColor = ColorPalette.GetColor(i, 100); employee.BackgroundColor = ColorHelper.Brightness(employee.BackgroundColor, 0.3); employee.BackgroundColorOpacity = 180; i++; } }