/// <summary>
/// Converts the specified value to integer.
/// If the value does not exist, the function returns 0.
/// If the value is not convertible, the function throws an InvalidCastException.
/// If the index is out of range, the function throws an ArgumentOutOfRangeException.
/// </summary>
public int GetInteger(int index)
{
if (index < 0 || index >= Count)
{
throw new ArgumentOutOfRangeException("index", index, PSSR.IndexOutOfRange);
}
object obj = this[index];
if (obj == null)
{
return(0);
}
PdfInteger integer = obj as PdfInteger;
if (integer != null)
{
return(integer.Value);
}
PdfIntegerObject integerObject = obj as PdfIntegerObject;
if (integerObject != null)
{
return(integerObject.Value);
}
throw new InvalidCastException("GetInteger: Object is not an integer.");
}
/// <summary>
/// Converts the specified value to double.
/// If the value does not exist, the function returns 0.
/// If the value is not convertible, the function throws an InvalidCastException.
/// If the index is out of range, the function throws an ArgumentOutOfRangeException.
/// </summary>
public double GetReal(int index)
{
if (index < 0 || index >= Count)
{
throw new ArgumentOutOfRangeException("index", index, PSSR.IndexOutOfRange);
}
object obj = this[index];
if (obj == null)
{
return(0);
}
PdfReal real = obj as PdfReal;
if (real != null)
{
return(real.Value);
}
PdfRealObject realObject = obj as PdfRealObject;
if (realObject != null)
{
return(realObject.Value);
}
PdfInteger integer = obj as PdfInteger;
if (integer != null)
{
return(integer.Value);
}
PdfIntegerObject integerObject = obj as PdfIntegerObject;
if (integerObject != null)
{
return(integerObject.Value);
}
throw new InvalidCastException("GetReal: Object is not a number.");
}