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Location: cpp/openttd-patchpack/source/src/settings_internal.h - annotation
r11049:6eb2c87ed64a
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(svn r15389) -Feature: Add ability to select which base graphics set is used from the Game Options window. The change takes effect when the window is closed. This option can only be used from the intro menu, as reloading graphics during a game may cause issues.
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/** @file settings_internal.h Functions and types used internally for the settings configurations. */
#ifndef SETTINGS_INTERNAL_H
#define SETTINGS_INTERNAL_H
#include "saveload/saveload.h"
#include "settings_type.h"
/** Convention/Type of settings. This is then further specified if necessary
* with the SLE_ (SLE_VAR/SLE_FILE) enums in saveload.h
* @see VarTypes
* @see SettingDescBase */
enum SettingDescTypeLong {
/* 4 bytes allocated a maximum of 16 types for GenericType */
SDT_BEGIN = 0,
SDT_NUMX = 0, ///< any number-type
SDT_BOOLX = 1, ///< a boolean number
SDT_ONEOFMANY = 2, ///< bitmasked number where only ONE bit may be set
SDT_MANYOFMANY = 3, ///< bitmasked number where MULTIPLE bits may be set
SDT_INTLIST = 4, ///< list of integers seperated by a comma ','
SDT_STRING = 5, ///< string with a pre-allocated buffer
SDT_END,
/* 10 more possible primitives */
};
template <> struct EnumPropsT<SettingDescTypeLong> : MakeEnumPropsT<SettingDescTypeLong, byte, SDT_BEGIN, SDT_END, SDT_END> {};
typedef TinyEnumT<SettingDescTypeLong> SettingDescType;
enum SettingGuiFlagLong {
/* 8 bytes allocated for a maximum of 8 flags
* Flags directing saving/loading of a variable */
SGF_NONE = 0,
SGF_0ISDISABLED = 1 << 0, ///< a value of zero means the feature is disabled
SGF_NOCOMMA = 1 << 1, ///< number without any thousand seperators (no formatting)
SGF_MULTISTRING = 1 << 2, ///< the value represents a limited number of string-options (internally integer)
SGF_NETWORK_ONLY = 1 << 3, ///< this setting only applies to network games
SGF_CURRENCY = 1 << 4, ///< the number represents money, so when reading value multiply by exchange rate
SGF_NO_NETWORK = 1 << 5, ///< this setting does not apply to network games; it may not be changed during the game
SGF_NEWGAME_ONLY = 1 << 6, ///< this setting cannot be changed in inside a game
SGF_END = 1 << 7,
};
DECLARE_ENUM_AS_BIT_SET(SettingGuiFlagLong);
template <> struct EnumPropsT<SettingGuiFlagLong> : MakeEnumPropsT<SettingGuiFlagLong, byte, SGF_NONE, SGF_END, SGF_END> {};
typedef TinyEnumT<SettingGuiFlagLong> SettingGuiFlag;
typedef bool OnChange(int32 var); ///< callback prototype on data modification
typedef int32 OnConvert(const char *value); ///< callback prototype for convertion error
struct SettingDescBase {
const char *name; ///< name of the setting. Used in configuration file and for console
const void *def; ///< default value given when none is present
SettingDescType cmd; ///< various flags for the variable
SettingGuiFlag flags; ///< handles how a setting would show up in the GUI (text/currency, etc.)
int32 min, max; ///< minimum and maximum values
int32 interval; ///< the interval to use between settings in the 'patches' window. If interval is '0' the interval is dynamically determined
const char *many; ///< ONE/MANY_OF_MANY: string of possible values for this type
StringID str; ///< (translated) string with descriptive text; gui and console
OnChange *proc; ///< callback procedure for when the value is changed
OnConvert *proc_cnvt; ///< callback procedure when loading value mechanism fails
};
struct SettingDesc {
SettingDescBase desc; ///< Settings structure (going to configuration file)
SaveLoad save; ///< Internal structure (going to savegame, parts to config)
};
/* NOTE: The only difference between SettingDesc and SettingDescGlob is
* that one uses global variables as a source and the other offsets
* in a struct which are bound to a certain variable during runtime.
* The only way to differentiate between these two is to check if an object
* has been passed to the function or not. If not, then it is a global variable
* and save->variable has its address, otherwise save->variable only holds the
* offset in a certain struct */
typedef SettingDesc SettingDescGlobVarList;
const SettingDesc *GetPatchFromName(const char *name, uint *i);
bool SetPatchValue(uint index, int32 value);
bool SetPatchValue(uint index, const char *value);
#endif /* SETTINGS_H */
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