curs_ega.c

nucleus 文件系统,内核和彩色图形系统,在小系统上非常好用

/*************************************************************************/
/*                                                                       */
/*         Copyright (c) 1997 - 1999 Accelerated Technology, Inc.        */
/*                                                                       */
/* PROPRIETARY RIGHTS of Accelerated Technology are involved in the      */
/* subject matter of this material.  All manufacturing, reproduction,    */
/* use, and sales rights pertaining to this subject matter are governed  */
/* by the license agreement.  The recipient of this software implicitly  */
/* accepts the terms of the license.                                     */
/*                                                                       */
/*************************************************************************/

/*************************************************************************/
/*                                                                       */
/* FILE NAME                                            VERSION          */
/*                                                                       */
/*      curs_ega.c                                       1.9             */
/*                                                                       */
/* COMPONENT                                                             */
/*                                                                       */
/*      All                                                              */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This file contains cursor specific data structures.              */
/*                                                                       */
/* AUTHOR                                                                */
/*                                                                       */
/*      Robert G. Burrill, Accelerated Technology, Inc.                  */
/*                                                                       */
/* DATA STRUCTURES                                                       */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* FUNCTIONS                                                             */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* DEPENDENCIES                                                          */
/*                                                                       */
/*		None                                                             */
/*                                                                       */
/* HISTORY                                                               */
/*                                                                       */
/*		   NAME            DATE                    REMARKS               */
/*                                                                       */
/*		   BobB			  5/5/98		Removed pragma statements        */
/*                                                                       */
/*************************************************************************/

#include "meta_wnd.h"
#include "metconst.h"    /* MetaWINDOW Constant & Stucture Definitions */
#include "metports.h"    /* MetaWINDOW Port & Bitmap Definitions */
#include "metaproc.h"
#include "grafdata.h"
#include "curs_ega.h"

/* BobB 5/5/98 - removed pragma statements
#pragma Data(Common, "CURSOR_DATA") */

CursComp *scrNext;
CursComp *scrNext1;
CursComp *scrNext2;

CursComp *newNext;
CursComp *newNext1;
CursComp *newNext2;
CursComp *newNext3;

CursComp *oldNext;
CursComp *oldNext1;
CursComp *oldNext2;
CursComp *oldNext3;

CursComp *oldLast;

CursComp *scrLast;

CursComp *curNext;

CursComp *oldBuff;
CursComp *newBuff;

CursComp *oldCurFlags;
CursComp *newCurFlags;

/* BobB 5/5/98 - removed pragma statements
#pragma Data() */

/* Function curs_ega sets up the cursor save pointers */
void curs_ega(void)
{

	scrNext = (CursComp *) (&CursorSave);
	scrNext1 = scrNext + 1;
	scrNext2 = scrNext1 + 1;
	newNext = scrNext2 + 1;
	newNext1 = newNext + 1;
	newNext2 = newNext1 + 1;
	newNext3 = newNext2 + 1;
	oldNext = newNext3 + 1;
	oldNext1 = oldNext + 1;
	oldNext2 = oldNext1 + 1;
	oldNext3 = oldNext2 + 1;
	oldLast = oldNext3 + 1;
	scrLast = oldLast + 1;
	curNext = scrLast + 1;
	oldBuff = curNext + 1;
	newBuff = oldBuff + 1;
	oldCurFlags = newBuff + 1;
	newCurFlags = oldCurFlags + 1;

	return;

}