98 lines
1.8 KiB
C
98 lines
1.8 KiB
C
/***
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**
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** Module: MReader
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**
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** Description:
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** This is a module of the T1 to TT font converter. The module
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** will extract information from a T1 font metrics file, by parsing
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** the data/commands found in PFM and AFM files.
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**
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** Author: Michael Jansson
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**
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** Created: 5/26/93
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**
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***/
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/**** INCLUDES */
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/* General types and definitions. */
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#include <string.h>
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/* Special types and definitions. */
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#include "titott.h"
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#include "types.h"
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/* Module dependent types and prototypes. */
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#include "pfm.h"
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/***** CONSTANTS */
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/*-none-*/
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/***** LOCAL TYPES */
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enum MType {t1_afm, t1_pfm, t1_unknown};
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/***** MACROS */
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/*-none-*/
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/***** STATIC FUNCTIONS */
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/***
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** Function: MetricsType
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**
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** Description:
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** This function determines the type of the
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** metrics file that is associated to the
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** main Adobe Type 1 outline file.
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***/
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static enum MType MetricsType(const char *metrics)
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{
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enum MType type;
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if (metrics==NULL || strlen(metrics)<5)
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type = t1_unknown;
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else if (!_strnicmp(&metrics[strlen(metrics)-3], "AFM", 3))
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type = t1_afm;
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else if (!_strnicmp(&metrics[strlen(metrics)-3], "PFM", 3))
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type = t1_pfm;
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else
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type = t1_unknown;
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return type;
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}
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/***** FUNCTIONS */
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/***
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** Function: ReadFontMetrics
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**
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** Description:
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** Read a font metrics file that associated to a type 1 font.
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***/
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errcode ReadFontMetrics(const char *metrics, struct T1Metrics *t1m)
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{
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errcode status = SUCCESS;
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switch(MetricsType(metrics)) {
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case t1_pfm:
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status = ReadPFMMetrics(metrics, t1m);
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break;
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case t1_afm:
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/* status = ReadAFMMetrics(metrics, t1m); */
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break;
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case t1_unknown:
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default:
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status = BADMETRICS;
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break;
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}
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return status;
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}
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