/usr/include/kml/convenience/element_counter.h is in libkml-dev 1.3.0-1.
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#ifndef KML_CONVENIENCE_ELEMENT_COUNTER_H__
#define KML_CONVENIENCE_ELEMENT_COUNTER_H__
#include <map>
#include "kml/dom.h"
namespace kmlconvenience {
// This map is used to hold the occurrence count for each element.
typedef std::map<kmldom::KmlDomType, int> ElementCountMap;
// This ParserObserver uses the NewElement() method to count the number of
// ocurrences of each element.
class ElementCounter : public kmldom::ParserObserver {
public:
ElementCounter(ElementCountMap* element_count_map)
: element_count_map_(*element_count_map) {
}
// ParserObserver::NewElement()
virtual bool NewElement(const kmldom::ElementPtr& element) {
if (element_count_map_.find(element->Type()) == element_count_map_.end()) {
element_count_map_[element->Type()] = 1;
} else {
element_count_map_[element->Type()] += 1;
}
return true; // Always return true to keep parsing.
}
private:
ElementCountMap& element_count_map_;
};
} // end namespace kmlconvenience
#endif // KML_CONVENIENCE_ELEMENT_COUNTER_H__
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