mirror of
https://port.numenaute.org/aleajactaest/khanat-opennel-code.git
synced 2024-11-10 17:29:10 +00:00
260 lines
7.7 KiB
C++
260 lines
7.7 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
|
|
// Copyright (C) 2010 Winch Gate Property Limited
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as
|
|
// published by the Free Software Foundation, either version 3 of the
|
|
// License, or (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
|
|
|
#ifndef CDB_BRANCH_H
|
|
#define CDB_BRANCH_H
|
|
|
|
#include "cdb.h"
|
|
|
|
namespace NLMISC{
|
|
|
|
/**
|
|
* Database Node which contains a set of properties
|
|
* \author Stephane Coutelas
|
|
* \author Nevrax France
|
|
* \date 2002
|
|
*/
|
|
class CCDBNodeBranch : public ICDBNode
|
|
{
|
|
public:
|
|
|
|
class ICDBDBBranchObserverHandle
|
|
{
|
|
public:
|
|
virtual ~ICDBDBBranchObserverHandle(){}
|
|
|
|
virtual ICDBNode* owner() = 0;
|
|
virtual IPropertyObserver* observer() = 0;
|
|
virtual bool observesLeaf( const std::string &leafName ) = 0;
|
|
virtual bool inList( uint list ) = 0;
|
|
virtual void addToFlushableList() = 0;
|
|
virtual void removeFromFlushableList( uint list ) = 0;
|
|
virtual void removeFromFlushableList() = 0;
|
|
|
|
};
|
|
|
|
// default constructor
|
|
CCDBNodeBranch(const std::string &name) : ICDBNode(name)
|
|
{
|
|
_Parent = NULL;
|
|
_IdBits = 0;
|
|
_Sorted = false;
|
|
}
|
|
|
|
/**
|
|
* Build the structure of the database from a file
|
|
* \param f is the stream
|
|
*/
|
|
void init( xmlNodePtr node, class IProgressCallback &progressCallBack, bool mapBanks=false, CCDBBankHandler *bankHandler = NULL );
|
|
|
|
/**
|
|
* Add a new sub node
|
|
* \param node is the new subnode
|
|
* \param nodeName is the name of the node
|
|
*/
|
|
void attachChild( ICDBNode * node, std::string nodeName );
|
|
|
|
/**
|
|
* Get a node . Create it if it does not exist yet
|
|
* \param id : the CTextId identifying the node
|
|
*/
|
|
ICDBNode * getNode (const CTextId& id, bool bCreate=true);
|
|
|
|
/**
|
|
* Get a node. Return NULL if out of bounds (no warning)
|
|
* \param idx is the node index
|
|
*/
|
|
ICDBNode * getNode( uint16 idx );
|
|
|
|
/**
|
|
* Get a node index
|
|
* \param node is a pointer to the node
|
|
*/
|
|
virtual bool getNodeIndex( ICDBNode* node , uint& index)
|
|
{
|
|
index=0;
|
|
for ( std::vector<ICDBNode*>::const_iterator it = _Nodes.begin(); it != _Nodes.end(); it++)
|
|
{
|
|
if (*it == node)
|
|
return true;
|
|
index++;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// return the child with the given node id, creating it if requested
|
|
CCDBNodeLeaf *getLeaf( const char *id, bool bCreate );
|
|
CCDBNodeLeaf *getLeaf( const std::string &id, bool bCreate ) { return getLeaf(id.c_str(), bCreate); }
|
|
|
|
/**
|
|
* Save a backup of the database
|
|
* \param id is the text id of the property/grp
|
|
* \param f is the stream
|
|
*/
|
|
void write( CTextId& id, FILE * f);
|
|
|
|
/// Update the database from the delta, but map the first level with the bank mapping (see _CDBBankToUnifiedIndexMapping)
|
|
void readAndMapDelta( TGameCycle gc, CBitMemStream& s, uint bank, CCDBBankHandler *bankHandler );
|
|
|
|
/// Update the database from a stream coming from the FE
|
|
void readDelta( TGameCycle gc, CBitMemStream & f );
|
|
|
|
/**
|
|
* Return the value of a property (the update flag is set to false)
|
|
* \param id is the text id of the property/grp
|
|
* \param name is the name of the property
|
|
* \return the value of the property
|
|
*/
|
|
sint64 getProp( CTextId& id );
|
|
|
|
/**
|
|
* Set the value of a property (the update flag is set to true)
|
|
* \param id is the text id of the property/grp
|
|
* \param name is the name of the property
|
|
* \param value is the value of the property
|
|
* \return bool : 'true' if property found.
|
|
*/
|
|
bool setProp( CTextId& id, sint64 value );
|
|
|
|
/// Clear the node and his children
|
|
void clear();
|
|
|
|
void resetNode( TGameCycle gc, uint node )
|
|
{
|
|
if( node > _Nodes.size() )
|
|
return;
|
|
|
|
_Nodes[ node ]->resetData( gc );
|
|
}
|
|
|
|
/// Reset all leaf data from this point
|
|
void resetData(TGameCycle gc, bool forceReset=false)
|
|
{
|
|
for ( uint i=0; i!=_Nodes.size(); ++i )
|
|
{
|
|
_Nodes[i]->resetData(gc, forceReset);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Destructor
|
|
*/
|
|
virtual ~CCDBNodeBranch() { clear(); }
|
|
|
|
// the parent node for a branch (NULL by default)
|
|
virtual void setParent(CCDBNodeBranch *parent) { _Parent=parent; }
|
|
|
|
virtual CCDBNodeBranch* getParent()
|
|
{
|
|
return _Parent;
|
|
}
|
|
|
|
//get the number of nodes
|
|
uint16 getNbNodes()
|
|
{
|
|
return (uint16)_Nodes.size();
|
|
}
|
|
|
|
/// Count the leaves
|
|
virtual uint countLeaves() const;
|
|
|
|
/// Find the leaf which count is specified (if found, the returned value is non-null and count is 0)
|
|
virtual CCDBNodeLeaf *findLeafAtCount( uint& count );
|
|
|
|
virtual void display (const std::string &prefix);
|
|
|
|
void removeNode (const CTextId& id);
|
|
|
|
/**
|
|
* add an observer to a property
|
|
* \param observer : pointer to an observer
|
|
* \param id text id identifying the property
|
|
* \return false if the node doen t exist
|
|
*/
|
|
virtual bool addObserver(IPropertyObserver* observer, CTextId& id);
|
|
|
|
/** remove an obsever
|
|
* \param observer : pointer to an observer
|
|
* \return false if the node or observer doesn t exist
|
|
*/
|
|
virtual bool removeObserver(IPropertyObserver* observer, CTextId& id);
|
|
|
|
// Add an observer to this branch. It will be notified of any change in the sub-leaves
|
|
|
|
/**
|
|
* Add observer to all sub-leaves, except if a positive filter is set:
|
|
* If positiveLeafNameFilter is non-empty, only changes to leaves having names found in it
|
|
* will be notified (this is equivalent to creating a sub-branch containing only the specified leaves
|
|
* and setting a branch observer on it, except you don't need to change your database paths
|
|
* and update large amounts of code!).
|
|
*/
|
|
void addBranchObserver( ICDBDBBranchObserverHandle* handle, const std::vector<std::string>& positiveLeafNameFilter=std::vector<std::string>());
|
|
|
|
/**
|
|
* Easy version of addBranchObserver() (see above).
|
|
* Examples of dbPathFromThisNode:
|
|
* "" -> this node
|
|
* "FOO:BAR" -> sub-branch "BAR" of "FOO" which is a sub-branch of this node
|
|
*/
|
|
void addBranchObserver( ICDBDBBranchObserverHandle *handle, const char *dbPathFromThisNode, const char **positiveLeafNameFilter=NULL, uint positiveLeafNameFilterSize=0);
|
|
|
|
// Remove observer from all sub-leaves
|
|
bool removeBranchObserver(IPropertyObserver* observer);
|
|
|
|
/// Easy version of removeBranchObserver() (see above and see easy version of addBranchObserver())
|
|
void removeBranchObserver(const char *dbPathFromThisNode, ICDBNode::IPropertyObserver& observer);
|
|
|
|
virtual bool isLeaf() const { return false; }
|
|
|
|
// mark this branch and parent branch as 'modified'. This is usually called by sub-leaves
|
|
void onLeafChanged( TStringId leafName );
|
|
|
|
/// Find a subnode at this level
|
|
ICDBNode * find (const std::string &nodeName);
|
|
|
|
protected:
|
|
typedef std::list< ICDBDBBranchObserverHandle* > TObserverHandleList;
|
|
|
|
CCDBNodeBranch *_Parent;
|
|
|
|
/// database subnodes not sorted
|
|
std::vector<ICDBNode*> _Nodes;
|
|
|
|
/// subnodes sorted by name
|
|
std::vector<ICDBNode*> _NodesByName;
|
|
|
|
// number of bits required to stock my children's ids
|
|
uint8 _IdBits : 7;
|
|
bool _Sorted : 1;
|
|
|
|
// observers for this node or branch
|
|
TObserverHandleList observerHandles;
|
|
|
|
/// called by clear
|
|
void removeAllBranchObserver();
|
|
};
|
|
|
|
}
|
|
|
|
#endif // CDB_BRANCH_H
|
|
|
|
|
|
|
|
|
|
|
|
|