/// <summary>
/// Utility method to get vertical text layout setting value.
/// </summary>
/// <param name="name">Setting name.</param>
/// <param name="settings">Setting property bag.</param>
/// <param name="value">If successful, contains setting value; otherwise default value.</param>
/// <returns>True if the setting exists and is valid; otherwise false.</returns>
private static bool TryGetVerticalTextLayoutSetting(
string name,
Dictionary <string, string> settings,
out VerticalTextLayout value)
{
string stringValue;
if (settings.TryGetValue(name, out stringValue) &&
false == string.IsNullOrEmpty(stringValue))
{
if (string.Equals(Constants.RightToLeftValue, stringValue, StringComparison.OrdinalIgnoreCase))
{
value = VerticalTextLayout.RightToLeft;
return(true);
}
if (string.Equals(Constants.LeftToRightValue, stringValue, StringComparison.OrdinalIgnoreCase))
{
value = VerticalTextLayout.LeftToRight;
return(true);
}
}
value = default(VerticalTextLayout);
return(false);
}
/// <summary>
/// Utility method to serialize elements of VerticalTextLayout enum.
/// </summary>
/// <param name="verticalTextLayout">Enum value to serialize.</param>
/// <returns>Serialized enum value.</returns>
private static string GetVerticalAlignmentValue(
VerticalTextLayout verticalTextLayout)
{
switch (verticalTextLayout)
{
case VerticalTextLayout.RightToLeft:
return(Constants.RightToLeftValue);
case VerticalTextLayout.LeftToRight:
return(Constants.LeftToRightValue);
default:
throw new ArgumentOutOfRangeException(string.Format("Unknown cue vertical align value '{0}'.", verticalTextLayout.ToString()));
}
}
