xref: /xsrc/external/mit/xorg-server/dist/mi/mipolytext.c

/*******************************************************************

Copyright 1987, 1998  The Open Group

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in this Software without prior written authorization from The Open Group.

Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.

                        All Rights Reserved

Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies and that
both that copyright notice and this permission notice appear in
supporting documentation, and that the name of Digital not be
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************************************************************************/
/*
 * mipolytext.c - text routines
 *
 * Author:	haynes
 * 		Digital Equipment Corporation
 * 		Western Software Laboratory
 * Date:	Thu Feb  5 1987
 */

#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#include	<X11/X.h>
#include	<X11/Xmd.h>
#include	<X11/Xproto.h>
#include	"misc.h"
#include	"gcstruct.h"
#include	<X11/fonts/fontstruct.h>
#include	"dixfontstr.h"
#include	"mi.h"

int
miPolyText8(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count, char *chars)
{
    unsigned long n, i;
    int w;
    CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */

    GetGlyphs(pGC->font, (unsigned long) count, (unsigned char *) chars,
              Linear8Bit, &n, charinfo);
    w = 0;
    for (i = 0; i < n; i++)
        w += charinfo[i]->metrics.characterWidth;
    if (n != 0)
        (*pGC->ops->PolyGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
                                   FONTGLYPHS(pGC->font));
    return x + w;
}

int
miPolyText16(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count,
             unsigned short *chars)
{
    unsigned long n, i;
    int w;
    CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */

    GetGlyphs(pGC->font, (unsigned long) count, (unsigned char *) chars,
              (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit,
              &n, charinfo);
    w = 0;
    for (i = 0; i < n; i++)
        w += charinfo[i]->metrics.characterWidth;
    if (n != 0)
        (*pGC->ops->PolyGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
                                   FONTGLYPHS(pGC->font));
    return x + w;
}

void
miImageText8(DrawablePtr pDraw, GCPtr pGC, int x, int y, int count, char *chars)
{
    unsigned long n;
    FontPtr font = pGC->font;
    CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */

    GetGlyphs(font, (unsigned long) count, (unsigned char *) chars,
              Linear8Bit, &n, charinfo);
    if (n != 0)
        (*pGC->ops->ImageGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
                                    FONTGLYPHS(font));
}

void
miImageText16(DrawablePtr pDraw, GCPtr pGC, int x, int y,
              int count, unsigned short *chars)
{
    unsigned long n;
    FontPtr font = pGC->font;
    CharInfoPtr charinfo[255];  /* encoding only has 1 byte for count */

    GetGlyphs(font, (unsigned long) count, (unsigned char *) chars,
              (FONTLASTROW(pGC->font) == 0) ? Linear16Bit : TwoD16Bit,
              &n, charinfo);
    if (n != 0)
        (*pGC->ops->ImageGlyphBlt) (pDraw, pGC, x, y, n, charinfo,
                                    FONTGLYPHS(font));
}