55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
|
#pragma once
|
||
|
|
|
||
|
|
#include <cgv/data/ref_ptr.h>
|
||
|
|
#include "named.h"
|
||
|
|
#include "lib_begin.h"
|
||
|
|
|
||
|
|
namespace cgv {
|
||
|
|
namespace base {
|
||
|
|
|
||
|
|
class CGV_API node;
|
||
|
|
|
||
|
|
/// ref counted pointer to a node
|
||
|
|
typedef data::ref_ptr<node,true> node_ptr;
|
||
|
|
|
||
|
|
/** The node class keeps a pointer to its parent */
|
||
|
|
class CGV_API node : public named
|
||
|
|
{
|
||
|
|
protected:
|
||
|
|
/// declare node_ptr to be a friend class
|
||
|
|
friend class data::ref_ptr<node,true>;
|
||
|
|
/// store a pointer to the parent node
|
||
|
|
node_ptr parent;
|
||
|
|
public:
|
||
|
|
/// construct from name
|
||
|
|
node(const std::string& name = "");
|
||
|
|
/// return the parent node
|
||
|
|
node_ptr get_parent() const;
|
||
|
|
/// return the root node by traversing parents until no more parent is available
|
||
|
|
base_ptr get_root() const;
|
||
|
|
/// set a new parent node
|
||
|
|
void set_parent(node_ptr _parent);
|
||
|
|
/// cast upward to node
|
||
|
|
data::ref_ptr<node,true> get_node();
|
||
|
|
/// overload to return the type name of this object
|
||
|
|
std::string get_type_name() const;
|
||
|
|
};
|
||
|
|
|
||
|
|
template <>
|
||
|
|
struct cast_helper<node>
|
||
|
|
{
|
||
|
|
inline static data::ref_ptr<node,true> cast(base* b)
|
||
|
|
{
|
||
|
|
return b->get_node();
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
#if _MSC_VER >= 1400
|
||
|
|
CGV_TEMPLATE template class CGV_API data::ref_ptr<node>;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#include <cgv/config/lib_end.h>
|