55 lines
1.1 KiB
C
55 lines
1.1 KiB
C
/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#include <u.h>
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#include <lib9.h>
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#include <draw.h>
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static
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void
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packinfo(Fontchar *fc, uint8_t *p, int n)
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{
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int j;
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for(j=0; j<=n; j++){
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p[0] = fc->x;
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p[1] = fc->x>>8;
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p[2] = fc->top;
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p[3] = fc->bottom;
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p[4] = fc->left;
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p[5] = fc->width;
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fc++;
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p += 6;
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}
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}
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int
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writesubfont(int fd, Subfont *f)
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{
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char hdr[3*12+1];
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uint8_t *data;
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int nb;
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sprint(hdr, "%11d %11d %11d ", f->n, f->height, f->ascent);
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if(jehanne_write(fd, hdr, 3*12) != 3*12){
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Err:
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werrstr("writesubfont: bad write: %r");
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return -1;
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}
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nb = 6*(f->n+1);
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data = malloc(nb);
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if(data == nil)
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return -1;
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packinfo(f->info, data, f->n);
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if(jehanne_write(fd, data, nb) != nb)
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goto Err;
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free(data);
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return 0;
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}
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