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/* $Id$ */

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/** @file strings_func.h Functions related to OTTD's strings. */

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#ifndef STRINGS_FUNC_H

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#define STRINGS_FUNC_H

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#include "strings_type.h"

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char *InlineString(char *buf, StringID string);

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char *GetString(char *buffr, StringID string, const char *last);

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const char *GetStringPtr(StringID string);

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extern char _userstring[128];

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void InjectDParam(int amount);

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static inline void SetDParamX(uint64 *s, uint n, uint64 v)

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{

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	s[n] = v;

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}

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static inline void SetDParam(uint n, uint64 v)

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{

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	extern uint64 _decode_parameters[20];

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	assert(n < lengthof(_decode_parameters));

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	_decode_parameters[n] = v;

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}

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/* Used to bind a C string name to a dparam number.

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 * NOTE: This has a short lifetime. You can't

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 *       use this string much later or it will be gone. */

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void SetDParamStr(uint n, const char *str);

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/** This function takes a C-string and allocates a temporary string ID.

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 * The duration of the bound string is valid only until the next call to GetString,

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 * so be careful. */

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StringID BindCString(const char *str);

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static inline uint64 GetDParamX(const uint64 *s, uint n)

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{

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	return s[n];

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}

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static inline uint64 GetDParam(uint n)

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{

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	extern uint64 _decode_parameters[20];

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	assert(n < lengthof(_decode_parameters));

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	return _decode_parameters[n];

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}

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static inline void CopyInDParam(int offs, const uint64 *src, int num)

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{

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	extern uint64 _decode_parameters[20];

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	memcpy(_decode_parameters + offs, src, sizeof(uint64) * (num));

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}

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static inline void CopyOutDParam(uint64 *dst, int offs, int num)

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{

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	extern uint64 _decode_parameters[20];

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	memcpy(dst, _decode_parameters + offs, sizeof(uint64) * (num));

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}

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extern DynamicLanguages _dynlang; // defined in strings.cpp

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bool ReadLanguagePack(int index);

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void InitializeLanguagePacks();

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int CDECL StringIDSorter(const void *a, const void *b);

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/** Key comparison function for std::map */

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struct StringIDCompare

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{

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	bool operator()(StringID s1, StringID s2) const { return StringIDSorter(&s1, &s2) < 0; }

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};

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void CheckForMissingGlyphsInLoadedLanguagePack();

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StringID RemapOldStringID(StringID s);

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char *CopyFromOldName(StringID id);

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#endif /* STRINGS_TYPE_H */