/*
*	cur.h
*
*****************************************************************************
*
*	Textmode Curscor Hide / Show for C
*     	~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*****************************************************************************
*
*     	Author           :  Rajesh _ThE gReAt
*	Built on         :  Sunday, January  20, 2002, 11:59:31 AM
*	Last Modified on :  Friday, February 08, 2002,  4:02:14 PM
*
*	Known errors : --==(none)==--
*
*****************************************************************************
*	DISCLAIMER:
*****************************************************************************
*
*	Programmers may incorporate any or all code into their programs,
*	giving proper credit within the source. Publication of the
*	source routines is permitted so long as proper credit is given
*	to Rajesh _ThE gReAt.
*
*	Copyright (C) 2002, 2003 by Rajesh _ThE gReAt.  You may use this program, or
*	code or tables extracted from it, as desired without restriction.
*	I can not and will not be held responsible for any damage caused from
*	the use of this software.
*
*	Read license.txt from http://www.rajeshgoli.com/license.txt
*	                   or http://www.rajeshgoli.com/license.htm
*	before using / distributing / or any sort of use of my source
*	Also read my disclaimer http://www.rajeshgoli.com/disclaimer.htm
*	
*	YOU AGREE TO BE BOUND BY MY DISCLAIMER AND LICENSE BY IN ANY WAY
*	USING THIS FILE .
*
*****************************************************************************
* This source works with Turbo C 2.0 and Turbo C++ 3.0 and above.
*****************************************************************************
*	Rajesh _ThE gReAt is a synonym of Rajesh Goli
*	Source freely distributable 
*****************************************************************************/

/* Define this to test the header file , 
   You need typer.h for this, find it at 
   http://www.rajeshgoli.com/c/typer.h
  ( cool ) *//*
#define TEST_CUR_H
*/

#ifndef __CUR_H
#define __CUR_H
#endif

#ifndef __DOS_H
#include <dos.h>
#endif

/* prototypes for functions */
void hidecur(void);
void restorecur( void );

/* This function hides text mode cursor */
void hidecur(void)
{
	union REGS wrkregs;
	wrkregs.h.ah = 0x01;
	wrkregs.h.ch = 0x10;
	wrkregs.h.cl = 0x00;
	int86(0x10,&wrkregs,&wrkregs);
}

/* This function restores default ( Hopefully default ) text mode cursor */
void restorecur( void )
{
	union REGS wrkregs;
	wrkregs.h.ah = 0x01;
	wrkregs.h.ch = 0x00;
	wrkregs.h.cl = 0x01;
	int86(0x10,&wrkregs,&wrkregs);
}

#ifdef TEST_CUR_H

#ifndef __TYPER_H
#include "typer.h"
#endif

#ifndef __STRING_H
#include <string.h>
#endif

/* typer or loop_typer "ungetch"s any key it trapped 
   during its execution if we do not do this */
#undef UNGETCH_EXIT
#define UNGETCH_EXIT 0

void main(int argc,char *argv[])
{
	char *string;
	int i,how_long = 3; /* This must be atleast 1 , 
                               i have kept +2 to be on the safer side */
	/* Hide the cursor */
	hidecur();

	/* If we Have arguments passed */
	if(argc > 1)
	{
		/* Find ourt how long our string ( argv[1] + " " + argv[2] + ... ) is */
		for( i = 1 ; i < argc ; i++ )
			how_long += ( strlen(argv[i]) + 1 ); /* The +1 is for " " (blank) */

		/* try to Allocate memory , if it fails display standard message */
		if((string = (char *)malloc( sizeof(char) * how_long )) == NULL)
			loop_typer("http://www.rajeshgoli.com",LIGHTGREEN,GREEN,200,20,11,0);

		/* Memory is successfully allocated , copy the arguments to our string */
		else
		{
			strcpy(string,argv[1]);
			for( i = 2 ; i < argc ; i++ )
			{
				strcat(string," ");
				strcat(string,argv[i]);
			}

			/* Print (type in Matrix style) the arguments */
			loop_typer(string, LIGHTGREEN, GREEN, 200, 40 - ( strlen(string)/2 ) ,( 25/2 -1 ),0);
		}
	}
	/* we do not have any arguments , type the standard message */
	else
		loop_typer("http://www.rajeshgoli.com",LIGHTGREEN,GREEN,200,20,11,0);

	/* Restore normal cursor */
	restorecur();
	clrscr();
}

#endif