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// This file contains the declaration of the public Parse and Serialize API
// functions.

#ifndef KML_DOM_KML_FUNCS_H__
#define KML_DOM_KML_FUNCS_H__

#include <ostream>
#include "kml/dom/element.h"
#include "kml/dom/kml_ptr.h"

namespace kmldom {

// Parse the KML in the given memory buffer.  On success this returns an
// Element* to the root of the KML.  On failure 0 is returned and a human
// readable error string is stored to errors if such is supplied.
ElementPtr Parse(const string& xml, string* errors);

// As Parse(), but invokes the underlying XML parser's namespace-aware mode.
ElementPtr ParseNS(const string& xml, string* errors);

// As Parse(), but invokes the underlying XML parser's namespace-aware mode
// such that both prefixed and non-prefixed Atom is recognized as the root.
// Use this to parse "<feed xmlns='http://www.w3.org/2005/Atom'>...", or
// "<atom:feed xmlns:atom='http://www.w3.org/2005/Atom'>...".  The Atom
// namespace MUST be supplied.
ElementPtr ParseAtom(const string& atom, string* errors);

// This is a simplified interface for the benefit of SWIG.
ElementPtr ParseKml(const string& xml);

// This function is the public API for generating "pretty" XML for the KML
// hierarchy rooted at the given Element.  "pretty" is 2 space indent for
// each level of XML depth.
string SerializePretty(const ElementPtr& root);

// This function is the public API for generating "raw" XML for the KML
// hierarchy rooted at the given Element.  "raw" is no indentation white space
// and no newlines.
string SerializeRaw(const ElementPtr& root);

// This function is the public API for emitting the XML of an element
// hierarchy.  The comments for SerializePretty() vs SerializeRaw() describe
// the behavior of the "pretty" flag.  If root or xml are null this method
// does nothing and immediately returns.
void SerializeToOstream(const ElementPtr& root, bool pretty, std::ostream* xml);

// This function is the public API for returning the element's tag name, for
// example "Placemark" for <Placemark> and "NetworkLink" for <NetworkLink>.
// If element is NULL or otherwise invalid an empty string is returned.
string GetElementName(const ElementPtr& element);

}  // end namespace kmldom

#endif  // KML_DOM_KML_FUNCS_H__