/// <summary>
/// This scenario illustrates how to provide a rounding algorithm to a CurrencyFormatter class by means of the
/// applyRoundingForCurrency method. This will associate an IncrementNumberRounder using the same increment as the
/// fractionDigits appropriate for the currency and language. You can always choose to provide a different rounding
/// algorithm by setting the numberRounder property, as depicted in the doPaddingAndRoundingScenarios function.
/// The mechanism provided here is better suited for currencies.
/// </summary>
/// <param name="currencyCode"></param>
/// <param name="roundingAlgorithm"></param>
private string DoCurrencyRoundingScenarios(string currencyCode, RoundingAlgorithm roundingAlgorithm)
{
// Create the currency formatter and set the rounding algorithm provided as a parameter
CurrencyFormatter currencyFormatter = new Windows.Globalization.NumberFormatting.CurrencyFormatter(currencyCode);
currencyFormatter.ApplyRoundingForCurrency(roundingAlgorithm);
// Display the properties of the scenario
StringBuilder results = new StringBuilder();
results.Append("Currency formatting for ");
results.Append(currencyFormatter.Currency + " currency and using the ");
results.Append(DisplayRoundingAlgorithmAsString(roundingAlgorithm) + " rounding algorithm\n\n");
// Iterate through the numbers to round and add them to the results
double[] numbersToFormat = new double[] { 14.55, 3.345, 16.2, 175.8 };
foreach (double numberToFormat in numbersToFormat)
{
string formattedNumber = currencyFormatter.Format(numberToFormat);
results.Append("Value: " + numberToFormat + " Formatted: " + formattedNumber + "\n");
}
// Add a carriage return at the end of the scenario for readability
results.AppendLine();
return(results.ToString());
}
/// <summary>
/// This is the click handler for the 'Display' button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Display_Click(object sender, RoutedEventArgs e)
{
// This scenario uses language tags with unicode extensions to construct and use the various
// formatters and NumeralSystemTranslator in Windows.Globalization.NumberFormatting to format numbers
// Keep results of the scenario in a StringBuilder
StringBuilder results = new StringBuilder();
// Create number to format.
double randomNumber = (new Random().NextDouble() * 100000);
results.AppendLine("Random number used by formatters: " + randomNumber);
// Create a string to translate
String stringToTranslate = "These are the 10 digits of a numeral system: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9";
results.AppendLine("String used by NumeralSystemTranslater: " + stringToTranslate);
// Create the rounder and set its increment to 0.01
IncrementNumberRounder rounder = new Windows.Globalization.NumberFormatting.IncrementNumberRounder();
rounder.Increment = 0.001;
results.AppendLine("CurrencyFormatter will be using Euro symbol and all formatters rounding to 0.001 increments");
results.AppendLine();
// The list of language tags with unicode extensions we want to test
String[] languages = new[] { "de-DE-u-nu-telu-ca-buddist-co-phonebk-cu-usd", "ja-jp-u-nu-arab"};
// Create the various formatters, now using the language list with unicode extensions
results.AppendLine("Creating formatters using following languages in the language list:");
foreach(String language in languages)
{
results.AppendLine("\t" + language);
}
results.AppendLine();
// Create the various formatters.
DecimalFormatter decimalFormatter = new DecimalFormatter(languages, "ZZ");
decimalFormatter.NumberRounder = rounder; decimalFormatter.FractionDigits = 2;
CurrencyFormatter currencyFormatter = new CurrencyFormatter(CurrencyIdentifiers.EUR, languages, "ZZ");
currencyFormatter.NumberRounder = rounder; currencyFormatter.FractionDigits = 2;
PercentFormatter percentFormatter = new PercentFormatter(languages, "ZZ");
percentFormatter.NumberRounder = rounder; percentFormatter.FractionDigits = 2;
PermilleFormatter permilleFormatter = new PermilleFormatter(languages, "ZZ");
permilleFormatter.NumberRounder = rounder; permilleFormatter.FractionDigits = 2;
NumeralSystemTranslator numeralTranslator = new NumeralSystemTranslator(languages);
results.AppendLine("Using resolved language " + decimalFormatter.ResolvedLanguage + " : (note that all extension tags other than nu are ignored)");
// Format using formatters and translate using NumeralSystemTranslator.
results.AppendLine("Decimal Formatted: " + decimalFormatter.Format(randomNumber));
results.AppendLine("Currency formatted: " + currencyFormatter.Format(randomNumber));
results.AppendLine("Percent formatted: " + percentFormatter.Format(randomNumber));
results.AppendLine("Permille formatted: " + permilleFormatter.Format(randomNumber));
results.AppendLine("NumeralTranslator translated: " + numeralTranslator.TranslateNumerals(stringToTranslate));
results.AppendLine();
// Display the results
OutputTextBlock.Text = results.ToString();
}
/// <summary>
/// This is the click handler for the 'Display' button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Display_Click(object sender, RoutedEventArgs e)
{
// This scenario uses the Windows.Globalization.NumberFormatting.CurrencyFormatter class
// to format a number as a currency.
// Keep results of the scenario in a StringBuilder
StringBuilder results = new StringBuilder();
// Determine the current user's default currency.
string currency = GlobalizationPreferences.Currencies[0];
// Generate numbers used for formatting.
ulong wholeNumber = 12345;
double fractionalNumber = 12345.67;
// Create currency formatter initialized with current number formatting preferences.
CurrencyFormatter defaultCurrencyFormatter = new CurrencyFormatter(currency);
CurrencyFormatter usdCurrencyFormatter = new CurrencyFormatter(CurrencyIdentifiers.USD);
CurrencyFormatter eurFRCurrencyFormatter = new CurrencyFormatter(CurrencyIdentifiers.EUR, new[] { "fr-FR" }, "FR");
CurrencyFormatter eurIECurrencyFormatter = new CurrencyFormatter(CurrencyIdentifiers.EUR, new[] { "gd-IE" }, "IE");
CurrencyFormatter currencyFormatEuroModeSwitch = new CurrencyFormatter(CurrencyIdentifiers.EUR);
// Format numbers as currency.
results.AppendLine("Fixed number (" + fractionalNumber + ")");
results.AppendLine("With user's default currency: " + defaultCurrencyFormatter.Format(fractionalNumber));
results.AppendLine("Formatted US Dollar: " + usdCurrencyFormatter.Format(fractionalNumber));
results.AppendLine("Formatted Euro (fr-FR defaults): " + eurFRCurrencyFormatter.Format(fractionalNumber));
results.AppendLine("Formatted Euro (gd-IE defaults): " + eurIECurrencyFormatter.Format(fractionalNumber));
// Format currency with fraction digits always included.
usdCurrencyFormatter.FractionDigits = 2;
results.AppendLine("Formatted US Dollar (with fractional digits): " + usdCurrencyFormatter.Format(wholeNumber));
// Format currenccy with grouping.
usdCurrencyFormatter.IsGrouped = true;
results.AppendLine("Formatted US Dollar (with grouping separators): " + usdCurrencyFormatter.Format(fractionalNumber));
// Format using currency code instead of currency symbol
currencyFormatEuroModeSwitch.Mode = CurrencyFormatterMode.UseCurrencyCode;
results.AppendLine("Formatted Euro (as currency code): " + currencyFormatEuroModeSwitch.Format(fractionalNumber));
// Switch so we can now format using currency symbol
currencyFormatEuroModeSwitch.Mode = CurrencyFormatterMode.UseSymbol;
results.AppendLine("Formatted Euro (as symbol): " + currencyFormatEuroModeSwitch.Format(fractionalNumber));
// Display the results
OutputTextBlock.Text = results.ToString();
}
public ShoppingCartItemViewModel(ShoppingCartItem shoppingCartItem)
{
if (shoppingCartItem == null)
{
throw new ArgumentNullException("shoppingCartItem", "shoppingCartItem cannot be null");
}
_id = shoppingCartItem.Id;
_title = shoppingCartItem.Product.Title;
_description = shoppingCartItem.Product.Description;
_quantity = shoppingCartItem.Quantity;
_listPrice = shoppingCartItem.Product.ListPrice;
_imageUri = shoppingCartItem.Product.ImageUri;
EntityId = shoppingCartItem.Id;
ProductId = shoppingCartItem.Product.ProductNumber;
_currencyFormatter = new CurrencyFormatter(shoppingCartItem.Currency);
}
/// <summary>
/// This is the click handler for the 'Display' button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Display_Click(object sender, RoutedEventArgs e)
{
// This scenario uses the Windows.Globalization.NumberFormatting.DecimalFormatter,
// Windows.Globalization.NumberFormatting.CurrencyFormatter and
// Windows.Globalization.NumberFormatting.PercentFormatter classes to format and parse a number
// percentage or currency.
// Keep results of the scenario in a StringBuilder
StringBuilder results = new StringBuilder();
// Define percent formatters.
PercentFormatter percentFormat = new PercentFormatter();
PercentFormatter percentFormatJP = new PercentFormatter(new string[] { "ja" }, "ZZ");
PercentFormatter percentFormatFR = new PercentFormatter(new string[] { "fr-FR" }, "ZZ");
// Define decimal formatters.
DecimalFormatter decimalFormat = new DecimalFormatter();
decimalFormat.IsGrouped = true;
DecimalFormatter decimalFormatJP = new DecimalFormatter(new string[] { "ja" }, "ZZ");
decimalFormatJP.IsGrouped = true;
DecimalFormatter decimalFormatFR = new DecimalFormatter(new string[] { "fr-FR" }, "ZZ");
decimalFormatFR.IsGrouped = true;
// Define currency formatters
string userCurrency = GlobalizationPreferences.Currencies[0];
CurrencyFormatter currencyFormat = new CurrencyFormatter(userCurrency);
CurrencyFormatter currencyFormatJP = new CurrencyFormatter("JPY", new string[] { "ja" }, "ZZ");
CurrencyFormatter currencyFormatFR = new CurrencyFormatter("EUR", new string[] { "fr-FR" }, "ZZ");
// Generate numbers for parsing.
double percentNumber = 0.523;
double decimalNumber = 12345.67;
double currencyNumber = 1234.56;
// Roundtrip the percent numbers by formatting and parsing.
String percent1 = percentFormat.Format(percentNumber);
double percent1Parsed = percentFormat.ParseDouble(percent1).Value;
String percent1JP = percentFormatJP.Format(percentNumber);
double percent1JPParsed = percentFormatJP.ParseDouble(percent1JP).Value;
String percent1FR = percentFormatFR.Format(percentNumber);
double percent1FRParsed = percentFormatFR.ParseDouble(percent1FR).Value;
// Generate the results for percent parsing.
results.AppendLine("Percent parsing of " + percentNumber);
results.AppendLine("Formatted for current user: "******" Parsed as current user: "******"Formatted for ja-JP: " + percent1JP + " Parsed for ja-JP: " + percent1JPParsed);
results.AppendLine("Formatted for fr-FR: " + percent1FR + " Parsed for fr-FR: " + percent1FRParsed);
results.AppendLine();
// Roundtrip the decimal numbers for formatting and parsing.
String decimal1 = decimalFormat.Format(decimalNumber);
double decimal1Parsed = decimalFormat.ParseDouble(decimal1).Value;
String decimal1JP = decimalFormatJP.Format(decimalNumber);
double decimal1JPParsed = decimalFormatJP.ParseDouble(decimal1JP).Value;
String decimal1FR = decimalFormatFR.Format(decimalNumber);
double decimal1FRParsed = decimalFormatFR.ParseDouble(decimal1FR).Value;
// Generate the results for decimal parsing.
results.AppendLine("Decimal parsing of " + decimalNumber);
results.AppendLine("Formatted for current user: "******" Parsed as current user: "******"Formatted for ja-JP: " + decimal1JP + " Parsed for ja-JP: " + decimal1JPParsed);
results.AppendLine("Formatted for fr-FR: " + decimal1FR + " Parsed for fr-FR: " + decimal1FRParsed);
results.AppendLine();
// Roundtrip the currency numbers for formatting and parsing.
String currency1 = currencyFormat.Format(currencyNumber);
double currency1Parsed = currencyFormat.ParseDouble(currency1).Value;
String currency1JP = currencyFormatJP.Format(currencyNumber);
double currency1JPParsed = currencyFormatJP.ParseDouble(currency1JP).Value;
String currency1FR = currencyFormatFR.Format(currencyNumber);
double currency1FRParsed = currencyFormatFR.ParseDouble(currency1FR).Value;
// Generate the results for decimal parsing.
results.AppendLine("Currency parsing of " + currencyNumber);
results.AppendLine("Formatted for current user: "******" Parsed as current user: "******"Formatted for ja-JP: " + currency1JP + " Parsed for ja-JP: " + currency1JPParsed);
results.AppendLine("Formatted for fr-FR: " + currency1FR + " Parsed for fr-FR: " + currency1FRParsed);
results.AppendLine();
// Display the results.
OutputTextBlock.Text = results.ToString();
}
/// <summary>
/// This scenario illustrates how to provide a rounding algorithm to a CurrencyFormatter class by means of the
/// applyRoundingForCurrency method. This will associate an IncrementNumberRounder using the same increment as the
/// fractionDigits appropriate for the currency and language. You can always choose to provide a different rounding
/// algorithm by setting the numberRounder property, as depicted in the doPaddingAndRoundingScenarios function.
/// The mechanism provided here is better suited for currencies.
/// </summary>
/// <param name="currencyCode"></param>
/// <param name="roundingAlgorithm"></param>
private string DoCurrencyRoundingScenarios(string currencyCode, RoundingAlgorithm roundingAlgorithm)
{
// Create the currency formatter and set the rounding algorithm provided as a parameter
CurrencyFormatter currencyFormatter = new Windows.Globalization.NumberFormatting.CurrencyFormatter(currencyCode);
currencyFormatter.ApplyRoundingForCurrency(roundingAlgorithm);
// Display the properties of the scenario
StringBuilder results = new StringBuilder();
results.Append("Currency formatting for ");
results.Append(currencyFormatter.Currency + " currency and using the ");
results.Append(DisplayRoundingAlgorithmAsString(roundingAlgorithm) + " rounding algorithm\n\n");
// Iterate through the numbers to round and add them to the results
double[] numbersToFormat = new double[] { 14.55, 3.345, 16.2, 175.8 };
foreach (double numberToFormat in numbersToFormat)
{
string formattedNumber = currencyFormatter.Format(numberToFormat);
results.Append("Value: " + numberToFormat + " Formatted: " + formattedNumber + "\n");
}
// Add a carriage return at the end of the scenario for readability
results.AppendLine();
return results.ToString();
}
private void UpdatePrices(double shippingCost)
{
var currencyFormatter = new CurrencyFormatter(_order.ShoppingCart.Currency);
OrderSubtotal = currencyFormatter.FormatDouble(Math.Round(_order.ShoppingCart.TotalPrice, 2));
ShippingCost = currencyFormatter.FormatDouble(shippingCost);
var taxCost = Math.Round((_order.ShoppingCart.TotalPrice + shippingCost) * _order.ShoppingCart.TaxRate, 2);
TaxCost = currencyFormatter.FormatDouble(taxCost);
var grandTotal = Math.Round(_order.ShoppingCart.TotalPrice + shippingCost + taxCost, 2);
GrandTotal = currencyFormatter.FormatDouble(grandTotal);
}
/// <summary>
/// Expense.UpdateData() method
/// Updates all data
/// </summary>
/// <returns>
/// Returns a bool object.
/// </returns>
public async Task<bool> UpdateData()
{
try
{
while (App.Busy)
{
await Task.Delay(100);
}
App.Busy = true;
BudgetTotal = 0;
Cost = 0;
foreach (var part in Parts)
{
Cost += part.Cost;
if (part.IsBudgetIncluded && this.IsBudgetIncluded)
BudgetTotal += part.Cost;
}
CurrencyFormatter currency = new CurrencyFormatter(Windows.System.UserProfile.GlobalizationPreferences.Currencies[0]);
HumanCost = currency.Format(Cost);
DateTimeFormatter datetime = new DateTimeFormatter("shortdate");
HumanTransactionDate = datetime.Format(TransactionDate);
return true;
}
catch (Exception ex)
{
App.Telemetry.TrackException(ex);
return false;
}
finally
{
App.Busy = false;
}
}
public async Task<bool> UpdateData()
{
try
{
while (App.Busy)
{
await Task.Delay(100);
}
App.Busy = true;
CurrencyFormatter currency = new CurrencyFormatter(Windows.System.UserProfile.GlobalizationPreferences.Currencies[0]);
HumanCost = currency.Format(Cost);
ModifiedDate = DateTime.Now;
return true;
}
catch (Exception ex)
{
App.Telemetry.TrackException(ex);
return false;
}
finally
{
App.Busy = false;
}
}
