strk4.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          */
/*                                                                       */
/*      STRK4.c                                          1.9             */
/*                                                                       */
/* COMPONENT                                                             */
/*                                                                       */
/*      All                                                              */
/*                                                                       */
/* DESCRIPTION                                                           */
/*                                                                       */
/*      This file contains the TextSlant function.                       */
/*                                                                       */
/* AUTHOR                                                                */
/*                                                                       */
/*      Giac Dinh, Accelerated Technology, Inc.                          */
/*                                                                       */
/* DATA STRUCTURES                                                       */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* FUNCTIONS                                                             */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* DEPENDENCIES                                                          */
/*                                                                       */
/*      None                                                             */
/*                                                                       */
/* HISTORY                                                               */
/*                                                                       */
/*         NAME            DATE                    REMARKS               */
/*                                                                       */
/*         BobB           4/7/99     Corrected stroked font tests        */
/*                                                                       */
/*************************************************************************/

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

/* Function TEXTSLANT sets the current metaPort's text slant field (txSlant)
   for writing stroked fonts.  ANGLE (0-3600) specifies the character rotation
   of characters within a line of text.  */

void TextSlant (short Angle )
{
	short ChkAngle();
	fontRcd *Font;

	Font = (fontRcd *) grafPort.txFont;

/* BobB 4/7/99 - corrected the following */
	if(Font->fontFlags & fontType)
	{
		txtDrwIDV = txtStrokeIDV;
		if(grafPort.txAlign.X == 0 )
			txtAlnIDV = txtStrokeIDV;
	}

	Angle = ChkAngle(Angle);
	grafPort.txSlant = Angle;
	thePort->txSlant  = Angle;	
	return;
}