64 lines
2 KiB
C
64 lines
2 KiB
C
/**
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** grx.h ---- GRX 2.0 -> 1.0x backward compatibility declarations
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**
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** Copyright (c) 1995 Csaba Biegl, 820 Stirrup Dr, Nashville, TN 37221
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** [e-mail: csaba@vuse.vanderbilt.edu]
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**
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** This file is part of the GRX graphics library.
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**
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** The GRX graphics library is free software; you can redistribute it
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** and/or modify it under some conditions; see the "copying.grx" file
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** for details.
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**
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** This library is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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**
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**/
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#ifndef __GRX_H_INCLUDED__
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#define __GRX_H_INCLUDED__
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#ifndef __GRX20_H_INCLUDED__
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#include "grx20.h"
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#endif
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/*
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* old style context creation
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*/
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static char far *_context_memory_[4] = { 0 };
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#ifdef GrCreateContext
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#undef GrCreateContext
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#endif
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#define GrCreateContext(w,h,mem,where) ( \
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_context_memory_[0] = (char far *)(mem), \
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GrCreateFrameContext( \
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GrCoreFrameMode(), \
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(w),(h), \
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(((GrCurrentFrameDriver()->num_planes == 1) && _context_memory_[0]) ? \
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_context_memory_ : \
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(char far **)0 \
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), \
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(where) \
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) \
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)
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/*
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* drawing stuff
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*/
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#define GR_MAX_POLY_VERTICES GR_MAX_POLYGON_POINTS
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#define GrCircleArc(x,y,r,s,e,c) (GrCircleArc)((x),(y),(r),(s),(e),GR_ARC_STYLE_OPEN,(c))
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#define GrEllipseArc(x,y,w,h,s,e,c) (GrEllipseArc)((x),(y),(w),(h),(s),(e),GR_ARC_STYLE_OPEN,(c))
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#define GrFilledCircleArc(x,y,r,s,e,c) (GrFilledCircleArc)((x),(y),(r),(s),(e),GR_ARC_STYLE_CLOSE2,(c))
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#define GrFilledEllipseArc(x,y,w,h,s,e,c) (GrFilledEllipseArc)((x),(y),(w),(h),(s),(e),GR_ARC_STYLE_CLOSE2,(c))
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#define GrGetLastArcCoords GrLastArcCoords
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/*
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* text stuff
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*/
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#define GrLoadBIOSFont GrLoadFont /* I don't know whether this is a good idea */
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#define GrFontWidth(opt) ((opt)->txo_font->h.width)
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#define GrFontHeight(opt) ((opt)->txo_font->h.height)
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#endif /* whole file */
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