zpie.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 85 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
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*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
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****************************************************************************/


#include "gdefn.h"


short _WCI86FAR _CGRAPH _pie_w( short fill, double x1, double y1,
/*==================================*/ double x2, double y2,
                                       double x3, double y3,
                                       double x4, double y4 )

/* This really yecchy function draws or fills a slice of a pie defined as
   per the documentation, using window coordinates. */

{
    short               success;

    if( _GrProlog() ) {
        success = _L2pie( fill, _WtoPhysX( x1 ), _WtoPhysY( y1 ),
                                _WtoPhysX( x2 ), _WtoPhysY( y2 ),
                                _WtoPhysX( x3 ), _WtoPhysY( y3 ),
                                _WtoPhysX( x4 ), _WtoPhysY( y4 ) );
        _GrEpilog();
    } else {
        success = 0;
    }
    return( success );
}

Entry( _PIE_W, _pie_w ) // alternate entry-point


short _WCI86FAR _CGRAPH _pie_wxy( short fill, struct _wxycoord _WCI86FAR * p1,
/*====================================*/ struct _wxycoord _WCI86FAR * p2,
                                         struct _wxycoord _WCI86FAR * p3,
                                         struct _wxycoord _WCI86FAR * p4 )

{
    return( _pie_w( fill, p1->wx, p1->wy, p2->wx, p2->wy,
                          p3->wx, p3->wy, p4->wx, p4->wy ) );
}

Entry( _PIE_WXY, _pie_wxy ) // alternate entry-point


short _WCI86FAR _CGRAPH _pie_w_87( short fill, double x1, double y1,
/*=====================================*/ double x2, double y2,
                                          double x3, double y3,
                                          double x4, double y4 )

{
    return( _pie_w( fill, x1, y1, x2, y2, x3, y3, x4, y4 ) );
}

Entry( _PIE_W_87, _pie_w_87 ) // alternate entry-point