/*
 * MathPlanner 3.1 - Mathematical design tool.
 * Copyright(C) 2002  Jarmo Nikkanen
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License with this program.
 *
 */

#ifndef _MATHPLANNER_DATASTORE_H
#define _MATHPLANNER_DATASTORE_H

#include <qstring.h>
#include <qlineedit.h>
#include <qcombobox.h>
#include <qfont.h>
#include <qcolor.h>
#include <qpoint.h>
#include <qspinbox.h>

#include "BaseStructures.h" // For Special MathPlanner additions


struct DataEntry
{
	char  type;
	char  name[15];
	int   size;
	int   position;
};



class DataStorage
{
	public:
	
	DataStorage(char *name=0);
	~DataStorage();
	
	bool Record(char **,int *size,bool pack);
	bool Build(char *address,int size);
	void Load(QString file);
	void Save(QString file);
  void Print();
	
	bool AddData(char *name,void *data,int size);	
	bool AddInt(char *name,int data);
	bool AddString(char *name,char *data);
	bool AddLongDouble(char *name,long double);
	
	bool ReadData(char *name,void **data,int *size=0);
	bool ReadInt(char *name,int *data);
	int  ReadInt(char *name,bool *ok=NULL);
	long double ReadLongDouble(char *name);
			
	bool AddDataStorage(char *name,class DataStorage *data,bool=false);
	bool ReadDataStorage(char *name,class DataStorage *data);
	
	bool AddPointer(char *name,void *data);
	bool ReadPointer(char *name,void **data);
	void *ReadPointer(char *name,bool *ok=NULL);
	
	bool Contains(char *,int *index=0);
	bool Clear();
	
	// SPECIAL QT ADDITIONS
	
	bool AddQString(char *name,QString *s);
	bool AddQString(char *name,QString s);
	QString ReadQString(char *name);
	
	bool AddQFont(char *name,QFont *font);
	bool ReadQFont(char *name,QFont *font);
	
	bool AddQComboBox(char *name,QComboBox *box,bool all);
  bool ReadQComboBox(char *name,QComboBox *box);
	
	bool AddQLineEdit(char *name,QLineEdit *line);
	bool ReadQLineEdit(char *name,QLineEdit *line);
	
 	bool AddQSpinBox(char *name,QSpinBox *box);	
	bool ReadQSpinBox(char *name,QSpinBox *box);

  bool AddQColor(char *name,QColor *c);
  bool AddQColor(char *name,QColor c);
	bool ReadQColor(char *name,QColor *c);
	QColor ReadQColor(char *name,bool *ok=NULL);
	
	bool AddQRect(char *name,QRect *);
	bool ReadQRect(char *name,QRect *);

  bool AddQPoint(char *name,QPoint *);
	bool ReadQPoint(char *name,QPoint *);

	void AddQByteArray(char *name,QByteArray c);
	QByteArray ReadQByteArray(char *name);	


	
  // Special MathPlanner Additions

  bool AddLayoutRect(char *name,layout_rect *c);
  bool ReadLayoutRect(char *name,layout_rect *c);

  // End section


	private:
	
	bool Allocate(int entry=0,int data=0);
	bool AddEntry(char *name,char type,int size,int position);
	bool AddSpace(int size,int position);
	int  FindSpaceEntry(int size);
	int  FindEntry(char *name=0,bool read=0);
	void DeleteEntry(int no);
	void ChangeSpace(int,int);
	
		
	char id[8];
	int packed;
	int headersize;	
	int headercount;
	int datasize;
	int packedsize_h;
	int packedsize_d;
	int reserved[10];
	
	
	DataEntry *header;
	void *address;
	
	char filename[64];
		
};


// entry types  1=4bytes 2=string 3=space-entry 0=unused
#endif