diff options
Diffstat (limited to 'Build/source/texk/ttfdump/libttf/head.c')
-rw-r--r-- | Build/source/texk/ttfdump/libttf/head.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/Build/source/texk/ttfdump/libttf/head.c b/Build/source/texk/ttfdump/libttf/head.c new file mode 100644 index 00000000000..93365d8f485 --- /dev/null +++ b/Build/source/texk/ttfdump/libttf/head.c @@ -0,0 +1,108 @@ +/* head.c -- Header Table + * Copyright (C) 1996 Li-Da Lho, All right reserved + */ +#include <stdio.h> +#include <stdlib.h> +#include "config.h" +#include "ttf.h" +#include "ttfutil.h" + +#ifdef MEMCHECK +#include <dmalloc.h> +#endif + +/* $Id: head.c,v 1.1.1.1 1998/06/05 07:47:52 robert Exp $ */ + +#ifndef lint +static char vcid[] = "$Id: head.c,v 1.1.1.1 1998/06/05 07:47:52 robert Exp $"; +#endif /* lint */ + +static HEADPtr ttfAllocHEAD(TTFontPtr font); +static void ttfLoadHEAD(FILE *fp,HEADPtr head,ULONG offset); + +void ttfInitHEAD(TTFontPtr font) +{ + ULONG tag = 'h' | 'e' << 8 | 'a' << 16 | 'd' << 24; + TableDirPtr ptd; + + if ((ptd = ttfLookUpTableDir(tag,font)) != NULL) + { + font->head = ttfAllocHEAD(font); + ttfLoadHEAD(font->fp,font->head,ptd->offset); + } +} +static HEADPtr ttfAllocHEAD(TTFontPtr font) +{ + HEADPtr head; + + if ((head = (HEADPtr) calloc(1,sizeof(HEAD))) == NULL) + { + ttfError("Out of Memory in __FILE__:__LINE__\n"); + return NULL; + } + return head; +} +static void ttfLoadHEAD(FILE *fp,HEADPtr head,ULONG offset) +{ + if (fseek(fp,offset,SEEK_SET) !=0) + ttfError("Fseek Failed in ttfLoadHEAD \n"); + + head->version = ttfGetFixed(fp); + head->fontRevision = ttfGetFixed(fp); + head->checkSumAdj = ttfGetULONG(fp); + head->magicNumber = ttfGetULONG(fp); + head->flags = ttfGetUSHORT(fp); + head->unitsPerEm = ttfGetUSHORT(fp); + + fread(head->created,sizeof(char),8,fp); + fread(head->modified,sizeof(char),8,fp); + + head->xMin = ttfGetFWord(fp); + head->yMin = ttfGetFWord(fp); + head->xMax = ttfGetFWord(fp); + head->yMax = ttfGetFWord(fp); + + head->macStyle = ttfGetUSHORT(fp); + head->lowestRecPPEM = ttfGetUSHORT(fp); + + head->fontDirectionHint = ttfGetSHORT(fp); + head->indexToLocFormat = ttfGetSHORT(fp); + head->glyphDataFormat = ttfGetSHORT(fp); +} + +void ttfPrintHEAD(FILE *fp,HEADPtr head) +{ + int b1[2],b2[2]; + + FixedSplit(head->version,b1); + FixedSplit(head->fontRevision,b2); + + fprintf(fp,"'head' Table - Font Header\n"); + fprintf(fp,"--------------------------\n"); + fprintf(fp,"\t 'head' version:\t %2d.%2d\n",b1[1],b1[0]); + fprintf(fp,"\t fontReversion:\t\t %2d.%2d\n",b2[1],b2[0]); + fprintf(fp,"\t checkSumAdjustment:\t 0x%08x\n",head->checkSumAdj); + fprintf(fp,"\t magicNumber:\t\t 0x%08x\n",head->magicNumber); + fprintf(fp,"\t flags:\t\t\t 0x%04x\n",head->flags); + fprintf(fp,"\t unitsPerEm:\t\t %d\n",head->unitsPerEm); + + /* don't know how to compute */ + fprintf(fp,"\t created:\n"); + fprintf(fp,"\t modified:\n"); + + fprintf(fp,"\t xMin:\t\t\t %d\n",head->xMin); + fprintf(fp,"\t yMin:\t\t\t %d\n",head->yMin); + fprintf(fp,"\t xMax:\t\t\t %d\n",head->xMax); + fprintf(fp,"\t yMax:\t\t\t %d\n",head->yMax); + fprintf(fp,"\t macStyle bits:\t\t 0x%04x\n",head->macStyle); + fprintf(fp,"\t lowestRecPPEM:\t\t %d\n",head->lowestRecPPEM); + fprintf(fp,"\t fontDirectionHint:\t %d\n",head->fontDirectionHint); + fprintf(fp,"\t indexToLocFormat:\t %d\n",head->indexToLocFormat); + fprintf(fp,"\t glyphDataFormat:\t %d\n",head->glyphDataFormat); + fprintf(fp,"\n"); +} + +void ttfFreeHEAD(HEADPtr head) +{ + free(head); +} |