reg14.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          */
/*                                                                       */
/*      REG14.c                                          1.9             */
/*                                                                       */
/* COMPONENT                                                             */
/*                                                                       */
/*      All                                                              */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This file contains the FillRegion function.                      */
/*                                                                       */
/* AUTHOR                                                                */
/*                                                                       */
/*      Giac Dinh, Accelerated Technology, Inc.                          */
/*                                                                       */
/* DATA STRUCTURES                                                       */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* FUNCTIONS                                                             */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* DEPENDENCIES                                                          */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* HISTORY                                                               */
/*                                                                       */
/*         NAME            DATE                    REMARKS               */
/*                                                                       */
/*                                                                       */
/*************************************************************************/

#include "meta_wnd.h"
#include "metconst.h"    /* MetaWINDOW Constant & Stucture Definitions */
#include "metports.h"    /* MetaWINDOW Port & Bitmap Definitions */
#include "grafdata.h"
#include "metmacs3.h"


/* Function FillRegion fills the specified region using the specified
pattern and REPLACE rasterOp mode.  The current "pen" position is not
affected. */
void FillRegion( region *argRegion, int regPattern)
{
	long tem;
	short grafErrValue;

	if(grafPort.pnLevel >= 0)
	{
		if( regPattern > 31)
		{
			grafErrValue = c_FillRegi + c_BadPatt;
			nuGrafErr(grafErrValue);
			regPattern = 1;
		}
		
/* Get the pointer to the rect list  */
		grafBlit.blitList = (long) argRegion->rgnList;
		tem = ((long) argRegion->rgnListEnd) - grafBlit.blitList;
		grafBlit.blitCnt = (tem >> 3) + 1;
/* Change raster op and pattern  */
		grafBlit.blitRop = 0;
		grafBlit.blitPat = regPattern;

		grafBlit.blitDmap->prFill(&grafBlit);

/* Restore default blitlist variables  */
		grafBlit.blitCnt = 1;
		grafBlit.blitList = (long) &grafBlist;

		grafBlit.blitRop = grafPort.pnMode;
		grafBlit.blitPat = grafPort.pnPat;
	}
	return;
}