/* gasp.c -- Grid-fitting And Scan-conversion Procedure * 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: gasp.c,v 1.1.1.1 1998/06/05 07:47:52 robert Exp $	 */#ifndef lintstatic char vcid[] = "$Id: gasp.c,v 1.1.1.1 1998/06/05 07:47:52 robert Exp $";#endif /* lint */static GASPPtr ttfAllocGASP(TTFontPtr font);static void ttfLoadGASP(FILE *fp,GASPPtr gasp,ULONG offset);void ttfInitGASP(TTFontPtr font){    ULONG tag = 'g' | 'a' << 8 | 's' << 16 | 'p' << 24;    TableDirPtr ptd;         if ((ptd = ttfLookUpTableDir(tag,font)) != NULL)	{	    font->gasp = ttfAllocGASP(font);	    ttfLoadGASP(font->fp,font->gasp,ptd->offset);	}}static GASPPtr ttfAllocGASP(TTFontPtr font){    GASPPtr gasp;        if ((gasp = (GASPPtr) calloc(1,sizeof(GASP))) == NULL)	{	    ttfError("Out of Memory in __FILE__:__LINE__\n");	    return NULL;	}    return gasp;}static void ttfLoadGASP (FILE *fp,GASPPtr gasp,ULONG offset){    int i;    if (fseek(fp,offset,SEEK_SET) !=0)	ttfError("Fseek Failed in ttfLoadGASP \n");	        gasp->version = ttfGetUSHORT(fp);    gasp->numRanges = ttfGetUSHORT(fp);        gasp->gaspRange = (GASPRANGE *) calloc(gasp->numRanges, sizeof(GASPRANGE));        if (gasp->gaspRange == NULL)	ttfError("Out of Memory in __FILE__:__LINE__\n");    else	for (i=0;i<gasp->numRanges;i++)	    {		gasp->gaspRange[i].rangeMaxPPEM = ttfGetUSHORT(fp);		gasp->gaspRange[i].rangeGaspBehavior = ttfGetUSHORT(fp);	    }}void ttfPrintGASP(FILE *fp,GASPPtr gasp){    int i;    fprintf(fp,"'gasp' Table - Grid-fitting And Scan-conversion Procedure\n");     fprintf(fp,"---------------------------------------------------------\n");    fprintf(fp,"'gasp' version:\t %d\n",gasp->version);    fprintf(fp,"numRanges: \t %d\n\n",gasp->numRanges);    for (i=0;i<gasp->numRanges;i++)	{	    fprintf(fp,"\t gasp Range %d\n",i);	    fprintf(fp,"\t rangeMaxPPEM:\t %d\n",		    gasp->gaspRange[i].rangeMaxPPEM);	    fprintf(fp,"\t rangeGaspBehavior:\t 0x%04x\n\n",		    gasp->gaspRange[i].rangeGaspBehavior);	}    fprintf(fp,"\n");}void ttfFreeGASP(GASPPtr gasp){    if (gasp != NULL)	{	    free(gasp->gaspRange);	    free(gasp);	}}