md3view/nsequence.h

111 lines
3.6 KiB
C++
Executable File

/*
Copyright (C) 2010 Matthew Baranowski, Sander van Rossen & Raven software.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*
linked list implementation, by Matthew Baranowski
*/
#ifndef _NPSEQUENCE_H_
#define _NPSEQUENCE_H_
#define Object void *
#ifndef NULL
#define NULL 0
#endif
typedef class NodePositionInfo * NodePosition;
typedef class NodeSequenceInfo * NodeSequence;
/********************************************************************
* CLASS NAME: NodePosition
* double linked nodeNodePosition implementation
********************************************************************/
class NodePositionInfo {
private:
NodeSequence container_;
Object element_;
NodePosition nextNode_;
NodePosition prevNode_;
public:
NodePositionInfo( NodeSequence container, Object element )
{ container_ = container; element_ = element; };
void setNextNode( NodePosition nextNode ) { nextNode_ = nextNode; };
void setPrevNode( NodePosition prevNode ) { prevNode_ = prevNode; };
NodePosition getNextNode() { return nextNode_; };
NodePosition getPrevNode() { return prevNode_; };
void setElement( Object element ) { element_ = element; };
NodeSequence container() { return container_; };
Object element() { return element_; };
};
/********************************************************************
*
* CLASS NAME: NodeSequence
*
* double linked node sequence implementation
*
********************************************************************/
class NodeSequenceInfo {
private:
NodePosition first_;
NodePosition last_;
int size_;
public:
NodeSequenceInfo() { size_ = 0; first_ = last_ = NULL; };
~NodeSequenceInfo();
void clearSequence() { size_ = 0; first_ = last_ = NULL; };
NodeSequence newContainer() { return new NodeSequenceInfo(); };
int isEmpty() { if (size_ == 0) return 1; else return 0;};
int size() { return size_; };
Object replace(NodePosition, Object newElement );
void swap(NodePosition p1,NodePosition p2 );
NodePosition first() { return first_; };
NodePosition last() { return last_; };
NodePosition before(NodePosition p );
NodePosition after(NodePosition p );
NodePosition insertFirst( Object element );
NodePosition insertLast( Object element );
NodePosition insertFirst( NodePosition nP );
NodePosition insertLast( NodePosition nP );
NodePosition insertBefore(NodePosition p, Object element );
NodePosition insertAfter(NodePosition p, Object element );
Object remove(NodePosition p );
Object removeAfter(NodePosition p );
Object removeBefore(NodePosition p );
Object removeFirst();
Object removeLast();
void dumpSequence();
};
#endif