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#include "mupdf/pdf.h"

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#include "pdf-encodings.h"

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#include "pdf-glyphlist.h"

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void

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pdf_load_encoding(char **estrings, char *encoding)

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{

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	char **bstrings = NULL;

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	int i;

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	if (!strcmp(encoding, "StandardEncoding"))

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		bstrings = (char**) pdf_standard;

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	if (!strcmp(encoding, "MacRomanEncoding"))

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		bstrings = (char**) pdf_mac_roman;

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	if (!strcmp(encoding, "MacExpertEncoding"))

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		bstrings = (char**) pdf_mac_expert;

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	if (!strcmp(encoding, "WinAnsiEncoding"))

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		bstrings = (char**) pdf_win_ansi;

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	if (bstrings)

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		for (i = 0; i < 256; i++)

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			estrings[i] = bstrings[i];

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}

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int

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pdf_lookup_agl(char *name)

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{

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	char buf[64];

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	char *p;

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	int l = 0;

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	int r = nelem(agl_name_list) - 1;

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	fz_strlcpy(buf, name, sizeof buf);

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	/* kill anything after first period and underscore */

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	p = strchr(buf, '.');

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	if (p) p[0] = 0;

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	p = strchr(buf, '_');

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	if (p) p[0] = 0;

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	while (l <= r)

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	{

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		int m = (l + r) >> 1;

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		int c = strcmp(buf, agl_name_list[m]);

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		if (c < 0)

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			r = m - 1;

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		else if (c > 0)

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			l = m + 1;

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		else

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			return agl_code_list[m];

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	}

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	if (strstr(buf, "uni") == buf)

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		return strtol(buf + 3, NULL, 16);

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	else if (strstr(buf, "u") == buf)

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		return strtol(buf + 1, NULL, 16);

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	else if (strstr(buf, "a") == buf && strlen(buf) >= 3)

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		return strtol(buf + 1, NULL, 10);

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	return 0;

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}

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static const char *empty_dup_list[] = { 0 };

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const char **

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pdf_lookup_agl_duplicates(int ucs)

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{

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	int l = 0;

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	int r = nelem(agl_dup_offsets) / 2 - 1;

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	while (l <= r)

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	{

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		int m = (l + r) >> 1;

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		if (ucs < agl_dup_offsets[m << 1])

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			r = m - 1;

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		else if (ucs > agl_dup_offsets[m << 1])

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			l = m + 1;

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		else

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			return agl_dup_names + agl_dup_offsets[(m << 1) + 1];

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	}

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	return empty_dup_list;

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}

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