XML-Schema definition of the XML format of the Graphisoft Library Parts. The preferred format is {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}-{XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}. The exact format is described in the regular expression. This format is a bit complex but in normal cases the verification won't take too long. The preferred format is {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}-{XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX}. This format descriptor doesn't ensure a correct GUID string but it is easy to read and to verify. The preferred format is XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX. The exact format is described in the regular expression. This type collects the permitted characters in a GDL script, but is will slow down the verification of the XML if you start using it. This type collects the permitted characters in a binary section, but is will slow down the verification of the XML if you start using it. RGB Color in binary 2D representation For the limitations in a GDL script see the GDL Manual. Our binary representation allows hexadecimal and whitespace characters. A picture element can contain raw binary picture data or a path to a picture file. This type collects the permitted characters in a GDL identifier. In the XML file you can place whitespace characters before and after the name. The flags which are set in the mask are present in the XML representation. This type only restricts the string length of a frame expression.