public void Write(PdfLiteral value)
{
WriteSeparator(CharCat.Character);
WriteRaw(value.Value);
this.lastCat = CharCat.Character;
}
/// Converts the specified value to XMatrix.
/// If the value not exists, the function returns an identity matrix.
/// If the value is not convertible, the function throws an InvalidCastException.
public XMatrix GetMatrix(string key, bool create)
{
XMatrix value = new XMatrix();
object obj = this[key];
if (obj == null)
{
if (create)
this[key] = new PdfLiteral("[1 0 0 1 0 0]"); // cannot be parsed, implement a PdfMatrix...
return value;
}
if (obj is PdfReference)
obj = ((PdfReference)obj).Value;
PdfArray array = obj as PdfArray;
if (array != null && array.Elements.Count == 6)
{
value = new XMatrix(array.Elements.GetReal(0), array.Elements.GetReal(1), array.Elements.GetReal(2),
array.Elements.GetReal(3), array.Elements.GetReal(4), array.Elements.GetReal(5));
}
else if (obj is PdfLiteral)
{
throw new NotImplementedException("Parsing matrix from literal.");
}
else
throw new InvalidCastException("Element is not an array with 6 values.");
return value;
}
