/*File: page.h
  Author: Matthew Small
  Description: Specification for Page class that manages a page of text
*/
#ifndef PAGE_H
#define PAGE_H

#include <iostream>
#define MAX_VERT 30
#define MAX_HORI 80

using namespace std;

//The 'COMMAND' type is used for a Page's edit function to return
//keyboard requests to the Document's edit function
typedef enum {EDIT_DONE, EDIT_CONT, PREV_PAGE, NEXT_PAGE, SAVE} COMMAND;

class Page{
public:
  Page(int);
  int GetPageNumber();
  void SetCurrentLine(int cline);
  void SetText(char *line, int num);
  void Display(ostream& os, bool ShowCurrentLine = true) const;
  COMMAND Edit();
  Page *next;                    //next page in a linked list of pages
private:
  char text[MAX_VERT][MAX_HORI+1];//two-dimentional char array representing a
                                    //page with MAX_VERT lines and MAX_HORI
                                 //characters on each line
  int current_line;              //cuurent line being edited (0 - (MAX_VERT-1)) 
  int page_number;               //number of page (1 - INF)
};
#endif