/usr/include/kml/dom/container.h

// Copyright 2008, Google Inc. All rights reserved.
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#ifndef KML_DOM_CONTAINER_H__
#define KML_DOM_CONTAINER_H__

#include <vector>
#include "kml/dom/feature.h"
#include "kml/dom/kml22.h"
#include "kml/base/util.h"

namespace kmldom {

class Serializer;
class VisitorDriver;

// OGC KML 2.2 Standard: 9.6 kml:AbstractContainerGroup
// OGC KML 2.2 XSD: <element name="AbstractContainerGroup"...
class Container : public Feature {
 public:
  virtual ~Container();
  virtual KmlDomType Type() const { return Type_Container; }
  virtual bool IsA(KmlDomType type) const {
    return type == Type_Container || Feature::IsA(type);
  }

  void add_feature(const FeaturePtr& feature);

  size_t get_feature_array_size() const {
    return feature_array_.size();
  }

  const FeaturePtr& get_feature_array_at(size_t index) const {
    return feature_array_[index];
  }

  // The following two methods delete a Feature from the Container.  If the
  // id='ed or index'ed Feature exists a pointer to it is returned and it is
  // removed from the Container.  This Feature can be used by client code as
  // as normal including use in any client code container; however it cannot
  // be added back to any dom parent.  At present the only way to detach a
  // Feature to be moved elsewhere in the dom is to clone it: see
  // kmlengine::Clone().  To effect a full delete the caller simply ignores
  // the returned pointer and normal smart pointer semantics deletes the
  // feature and all of its children.  If no such Feature exists NULL is
  // returned.

  // This variant of DeleteFeature is method is a special mostly for use with
  // Update/Delete.  See above for general comments about DeleteFeature*().
  FeaturePtr DeleteFeatureById(const string& id);

  // Delete a Feature from the Container by offset.  See above for general
  // comments about DeleteFeature*().
  FeaturePtr DeleteFeatureAt(size_t index);

  // Visitor API methods, see visitor.h.
  virtual void AcceptChildren(VisitorDriver* driver);

 protected:
  // Container is abstract.
  Container();
  virtual void AddElement(const ElementPtr& element);
  void SerializeFeatureArray(Serializer& serializer) const;
  virtual void Serialize(Serializer& serializer) const;

 private:
  std::vector<FeaturePtr> feature_array_;
  LIBKML_DISALLOW_EVIL_CONSTRUCTORS(Container);
};

}  // end namespace kmldom

#endif // KML_CONTAINER_H_
libkml-dev 1.3.0-1 / usr / include / kml / dom / container.h
