template<typename>
class Geo::TreeNode

A generic tree structure, where each node contains an item by value.

Nodes are not copied after construction, but the SetValue function requires that the item type (_Ty) is assignable.

Functions

Name	Description
~TreeNode()	Destructor.
AddChild(const _Ty &)	Add a child node with the given value 'val'.
DeleteChild(Geo::s32)	Delete the child with index 'idx', children of the node is assigned to this node at the end of the child array.
DeleteSubTree(Geo::s32)	Delete the child with index 'idx' and all nodes below this child.
GetChild(Geo::s32)	Get child with index 'idx', NULL if 'idx' is out of range.
GetChild(Geo::s32)	Get child with index 'idx', NULL if 'idx' is out of range.
GetDepth()	Get the depth of the node.
GetLeaves(Geo::GeoArray< const TreeNode< _Ty > * > &)	Fills in an array of all the leaf nodes underneath this node. Returns the total number of leaves in the resulting array.
GetLevelFromRoot(Geo::GeoArray< TreeNode< _Ty > * > &, Geo::s32)	Return an array of nodes at the given depth ordered from left to right in the tree.
GetLevelFromRoot(Geo::GeoArray< const TreeNode< _Ty > * > &, Geo::s32)	Return an array of nodes at the given depth ordered from left to right in the tree.
GetNumChildren()	Number of immediate children nodes.
GetNumInternalNodes()	Total number of internal nodes in the tree (i.e. not leaves)
GetNumLevels()	Get the number of levels in the tree.
GetNumNodes()	Total number of nodes in the tree.
GetNumNodes(Geo::s32)	Total number of nodes in a given level.
GetParent()	Get the parent node, NULL if this is the root.
GetParent()	Get the parent node, NULL if this is the root.
GetRoot()	Get the root of the tree.
GetRoot()	Get the root of the tree.
GetValue()	Get the value stored in the node.
GetValue()	Get the value stored in the node.
IsLeaf()	Returns whether this is a leaf node, i.e. has no children.
IsRoot()	Returns whether this is a root node, i.e. has no parent.
Load(Geo::IGeoInputStream &)	Load tree from disk.
NonCopyable(NonCopyable &&)	Defaulted to allow move.
operator=(NonCopyable &&)	Defaulted to allow move.
RemoveChild(Geo::s32)	Remove and return the child with index 'idx' from the tree.
Save(Geo::IGeoStream &)	Save tree to disk.
SetValue(const _Ty &)	Set the value stored in the node.
TreeNode()	Constructor.

Geo::TreeNode< _Ty >::~TreeNode

public: ~TreeNode()

Destructor.

TreeNode<_Ty>* Geo::TreeNode< _Ty >::AddChild

public: TreeNode< _Ty > * AddChild
(
const _Ty & val
)

Add a child node with the given value 'val'.

bool Geo::TreeNode< _Ty >::DeleteChild

public: bool DeleteChild
(
Geo::s32 idx
)

Delete the child with index 'idx', children of the node is assigned to this node at the end of the child array.

bool Geo::TreeNode< _Ty >::DeleteSubTree

public: bool DeleteSubTree
(
Geo::s32 idx
)

Delete the child with index 'idx' and all nodes below this child.

const TreeNode<_Ty>* Geo::TreeNode< _Ty >::GetChild

public: const TreeNode< _Ty > * GetChild
(
Geo::s32 idx
) const

Get child with index 'idx', NULL if 'idx' is out of range.

TreeNode<_Ty>* Geo::TreeNode< _Ty >::GetChild

public: TreeNode< _Ty > * GetChild
(
Geo::s32 idx
)

Get child with index 'idx', NULL if 'idx' is out of range.

Geo::s32 Geo::TreeNode< _Ty >::GetDepth

public: Geo::s32 GetDepth() const

Get the depth of the node.

Geo::s32 Geo::TreeNode< _Ty >::GetLeaves

public: Geo::s32 GetLeaves
(
Geo::GeoArray< const TreeNode< _Ty > * > & leaves
) const

Fills in an array of all the leaf nodes underneath this node. Returns the total number of leaves in the resulting array.

bool Geo::TreeNode< _Ty >::GetLevelFromRoot

protected: bool GetLevelFromRoot
(
Geo::GeoArray< TreeNode< _Ty > * > & levelNodes,
Geo::s32 level
)

Return an array of nodes at the given depth ordered from left to right in the tree.

bool Geo::TreeNode< _Ty >::GetLevelFromRoot

public: bool GetLevelFromRoot
(
Geo::GeoArray< const TreeNode< _Ty > * > & levelNodes,
Geo::s32 level
) const

Return an array of nodes at the given depth ordered from left to right in the tree.

Geo::s32 Geo::TreeNode< _Ty >::GetNumChildren

public: Geo::s32 GetNumChildren() const

Number of immediate children nodes.

Geo::s32 Geo::TreeNode< _Ty >::GetNumInternalNodes

public: Geo::s32 GetNumInternalNodes() const

Total number of internal nodes in the tree (i.e. not leaves)

Geo::s32 Geo::TreeNode< _Ty >::GetNumLevels

public: Geo::s32 GetNumLevels() const

Get the number of levels in the tree.

Geo::s32 Geo::TreeNode< _Ty >::GetNumNodes

public: Geo::s32 GetNumNodes() const

Total number of nodes in the tree.

Geo::s32 Geo::TreeNode< _Ty >::GetNumNodes

public: Geo::s32 GetNumNodes
(
Geo::s32 level
) const

Total number of nodes in a given level.

const TreeNode<_Ty>* Geo::TreeNode< _Ty >::GetParent

public: const TreeNode< _Ty > * GetParent() const

Get the parent node, NULL if this is the root.

TreeNode<_Ty>* Geo::TreeNode< _Ty >::GetParent

public: TreeNode< _Ty > * GetParent()

Get the parent node, NULL if this is the root.

const TreeNode<_Ty>* Geo::TreeNode< _Ty >::GetRoot

public: const TreeNode< _Ty > * GetRoot() const

Get the root of the tree.

TreeNode<_Ty>* Geo::TreeNode< _Ty >::GetRoot

public: TreeNode< _Ty > * GetRoot()

Get the root of the tree.

const _Ty& Geo::TreeNode< _Ty >::GetValue

public: const _Ty & GetValue() const

Get the value stored in the node.

_Ty& Geo::TreeNode< _Ty >::GetValue

public: _Ty & GetValue()

Get the value stored in the node.

bool Geo::TreeNode< _Ty >::IsLeaf

public: bool IsLeaf() const

Returns whether this is a leaf node, i.e. has no children.

bool Geo::TreeNode< _Ty >::IsRoot

public: bool IsRoot() const

Returns whether this is a root node, i.e. has no parent.

bool Geo::TreeNode< _Ty >::Load

public: bool Load
(
Geo::IGeoInputStream & reader
)

Load tree from disk.

Geo::NonCopyable::NonCopyable

public: NonCopyable
(
NonCopyable &&
)

Defaulted to allow move.

NonCopyable& Geo::NonCopyable::operator=

public: NonCopyable & operator=
(
NonCopyable &&
)

Defaulted to allow move.

TreeNode<_Ty>* Geo::TreeNode< _Ty >::RemoveChild

public: TreeNode< _Ty > * RemoveChild
(
Geo::s32 idx
)

Remove and return the child with index 'idx' from the tree.

bool Geo::TreeNode< _Ty >::Save

public: bool Save
(
Geo::IGeoStream & writer
) const

Save tree to disk.

void Geo::TreeNode< _Ty >::SetValue

public: void SetValue
(
const _Ty & val
)

Set the value stored in the node.

Geo::TreeNode< _Ty >::TreeNode

public: TreeNode()

Constructor.

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