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//====== Copyright � 1996-2009, Valve Corporation, All rights reserved. =======
//
// Purpose: interface to stats, achievements, and leaderboards
//
//=============================================================================
#ifndef ISTEAMUSERSTATS_H
#define ISTEAMUSERSTATS_H
#ifdef _WIN32
#pragma once
#endif
#include "isteamclient.h"
#include "isteamremotestorage.h"
// size limit on stat or achievement name (UTF-8 encoded)
enum { k_cchStatNameMax = 128 };
// maximum number of bytes for a leaderboard name (UTF-8 encoded)
enum { k_cchLeaderboardNameMax = 128 };
// maximum number of details int32's storable for a single leaderboard entry
enum { k_cLeaderboardDetailsMax = 64 };
// handle to a single leaderboard
typedef uint64 SteamLeaderboard_t;
// handle to a set of downloaded entries in a leaderboard
typedef uint64 SteamLeaderboardEntries_t;
// type of data request, when downloading leaderboard entries
enum ELeaderboardDataRequest{ k_ELeaderboardDataRequestGlobal = 0, k_ELeaderboardDataRequestGlobalAroundUser = 1, k_ELeaderboardDataRequestFriends = 2, k_ELeaderboardDataRequestUsers = 3};
// the sort order of a leaderboard
enum ELeaderboardSortMethod{ k_ELeaderboardSortMethodNone = 0, k_ELeaderboardSortMethodAscending = 1, // top-score is lowest number
k_ELeaderboardSortMethodDescending = 2, // top-score is highest number
};
// the display type (used by the Steam Community web site) for a leaderboard
enum ELeaderboardDisplayType{ k_ELeaderboardDisplayTypeNone = 0, k_ELeaderboardDisplayTypeNumeric = 1, // simple numerical score
k_ELeaderboardDisplayTypeTimeSeconds = 2, // the score represents a time, in seconds
k_ELeaderboardDisplayTypeTimeMilliSeconds = 3, // the score represents a time, in milliseconds
};
enum ELeaderboardUploadScoreMethod{ k_ELeaderboardUploadScoreMethodNone = 0, k_ELeaderboardUploadScoreMethodKeepBest = 1, // Leaderboard will keep user's best score
k_ELeaderboardUploadScoreMethodForceUpdate = 2, // Leaderboard will always replace score with specified
};
// a single entry in a leaderboard, as returned by GetDownloadedLeaderboardEntry()
#if defined( VALVE_CALLBACK_PACK_SMALL )
#pragma pack( push, 4 )
#elif defined( VALVE_CALLBACK_PACK_LARGE )
#pragma pack( push, 8 )
#else
#error isteamclient.h must be included
#endif
struct LeaderboardEntry_t{ CSteamID m_steamIDUser; // user with the entry - use SteamFriends()->GetFriendPersonaName() & SteamFriends()->GetFriendAvatar() to get more info
int32 m_nGlobalRank; // [1..N], where N is the number of users with an entry in the leaderboard
int32 m_nScore; // score as set in the leaderboard
int32 m_cDetails; // number of int32 details available for this entry
UGCHandle_t m_hUGC; // handle for UGC attached to the entry
};
#pragma pack( pop )
//-----------------------------------------------------------------------------
// Purpose: Functions for accessing stats, achievements, and leaderboard information
//-----------------------------------------------------------------------------
class ISteamUserStats{public: // Ask the server to send down this user's data and achievements for this game
virtual bool RequestCurrentStats() = 0;
// Data accessors
virtual bool GetStat( const char *pchName, int32 *pData ) = 0; virtual bool GetStat( const char *pchName, float *pData ) = 0;
// Set / update data
virtual bool SetStat( const char *pchName, int32 nData ) = 0; virtual bool SetStat( const char *pchName, float fData ) = 0; virtual bool UpdateAvgRateStat( const char *pchName, float flCountThisSession, double dSessionLength ) = 0;
// Achievement flag accessors
virtual bool GetAchievement( const char *pchName, bool *pbAchieved ) = 0; virtual bool SetAchievement( const char *pchName ) = 0; virtual bool ClearAchievement( const char *pchName ) = 0;
// Get the achievement status, and the time it was unlocked if unlocked.
// If the return value is true, but the unlock time is zero, that means it was unlocked before Steam
// began tracking achievement unlock times (December 2009). Time is seconds since January 1, 1970.
virtual bool GetAchievementAndUnlockTime( const char *pchName, bool *pbAchieved, uint32 *punUnlockTime ) = 0;
// Store the current data on the server, will get a callback when set
// And one callback for every new achievement
//
// If the callback has a result of k_EResultInvalidParam, one or more stats
// uploaded has been rejected, either because they broke constraints
// or were out of date. In this case the server sends back updated values.
// The stats should be re-iterated to keep in sync.
virtual bool StoreStats() = 0;
// Achievement / GroupAchievement metadata
// Gets the icon of the achievement, which is a handle to be used in ISteamUtils::GetImageRGBA(), or 0 if none set.
// A return value of 0 may indicate we are still fetching data, and you can wait for the UserAchievementIconFetched_t callback
// which will notify you when the bits are ready. If the callback still returns zero, then there is no image set for the
// specified achievement.
virtual int GetAchievementIcon( const char *pchName ) = 0;
// Get general attributes for an achievement. Accepts the following keys:
// - "name" and "desc" for retrieving the localized achievement name and description (returned in UTF8)
// - "hidden" for retrieving if an achievement is hidden (returns "0" when not hidden, "1" when hidden)
virtual const char *GetAchievementDisplayAttribute( const char *pchName, const char *pchKey ) = 0;
// Achievement progress - triggers an AchievementProgress callback, that is all.
// Calling this w/ N out of N progress will NOT set the achievement, the game must still do that.
virtual bool IndicateAchievementProgress( const char *pchName, uint32 nCurProgress, uint32 nMaxProgress ) = 0;
// Used for iterating achievements. In general games should not need these functions because they should have a
// list of existing achievements compiled into them
virtual uint32 GetNumAchievements() = 0; // Get achievement name iAchievement in [0,GetNumAchievements)
virtual const char *GetAchievementName( uint32 iAchievement ) = 0;
// Friends stats & achievements
// downloads stats for the user
// returns a UserStatsReceived_t received when completed
// if the other user has no stats, UserStatsReceived_t.m_eResult will be set to k_EResultFail
// these stats won't be auto-updated; you'll need to call RequestUserStats() again to refresh any data
virtual SteamAPICall_t RequestUserStats( CSteamID steamIDUser ) = 0;
// requests stat information for a user, usable after a successful call to RequestUserStats()
virtual bool GetUserStat( CSteamID steamIDUser, const char *pchName, int32 *pData ) = 0; virtual bool GetUserStat( CSteamID steamIDUser, const char *pchName, float *pData ) = 0; virtual bool GetUserAchievement( CSteamID steamIDUser, const char *pchName, bool *pbAchieved ) = 0; // See notes for GetAchievementAndUnlockTime above
virtual bool GetUserAchievementAndUnlockTime( CSteamID steamIDUser, const char *pchName, bool *pbAchieved, uint32 *punUnlockTime ) = 0;
// Reset stats
virtual bool ResetAllStats( bool bAchievementsToo ) = 0;
// Leaderboard functions
// asks the Steam back-end for a leaderboard by name, and will create it if it's not yet
// This call is asynchronous, with the result returned in LeaderboardFindResult_t
virtual SteamAPICall_t FindOrCreateLeaderboard( const char *pchLeaderboardName, ELeaderboardSortMethod eLeaderboardSortMethod, ELeaderboardDisplayType eLeaderboardDisplayType ) = 0;
// as above, but won't create the leaderboard if it's not found
// This call is asynchronous, with the result returned in LeaderboardFindResult_t
virtual SteamAPICall_t FindLeaderboard( const char *pchLeaderboardName ) = 0;
// returns the name of a leaderboard
virtual const char *GetLeaderboardName( SteamLeaderboard_t hSteamLeaderboard ) = 0;
// returns the total number of entries in a leaderboard, as of the last request
virtual int GetLeaderboardEntryCount( SteamLeaderboard_t hSteamLeaderboard ) = 0;
// returns the sort method of the leaderboard
virtual ELeaderboardSortMethod GetLeaderboardSortMethod( SteamLeaderboard_t hSteamLeaderboard ) = 0;
// returns the display type of the leaderboard
virtual ELeaderboardDisplayType GetLeaderboardDisplayType( SteamLeaderboard_t hSteamLeaderboard ) = 0;
// Asks the Steam back-end for a set of rows in the leaderboard.
// This call is asynchronous, with the result returned in LeaderboardScoresDownloaded_t
// LeaderboardScoresDownloaded_t will contain a handle to pull the results from GetDownloadedLeaderboardEntries() (below)
// You can ask for more entries than exist, and it will return as many as do exist.
// k_ELeaderboardDataRequestGlobal requests rows in the leaderboard from the full table, with nRangeStart & nRangeEnd in the range [1, TotalEntries]
// k_ELeaderboardDataRequestGlobalAroundUser requests rows around the current user, nRangeStart being negate
// e.g. DownloadLeaderboardEntries( hLeaderboard, k_ELeaderboardDataRequestGlobalAroundUser, -3, 3 ) will return 7 rows, 3 before the user, 3 after
// k_ELeaderboardDataRequestFriends requests all the rows for friends of the current user
virtual SteamAPICall_t DownloadLeaderboardEntries( SteamLeaderboard_t hSteamLeaderboard, ELeaderboardDataRequest eLeaderboardDataRequest, int nRangeStart, int nRangeEnd ) = 0; // as above, but downloads leaderboard entries for an arbitrary set of users - ELeaderboardDataRequest is k_ELeaderboardDataRequestUsers
// if a user doesn't have a leaderboard entry, they won't be included in the result
// a max of 100 users can be downloaded at a time, with only one outstanding call at a time
METHOD_DESC(Downloads leaderboard entries for an arbitrary set of users - ELeaderboardDataRequest is k_ELeaderboardDataRequestUsers) virtual SteamAPICall_t DownloadLeaderboardEntriesForUsers( SteamLeaderboard_t hSteamLeaderboard, ARRAY_COUNT_D(cUsers, Array of users to retrieve) CSteamID *prgUsers, int cUsers ) = 0;
// Returns data about a single leaderboard entry
// use a for loop from 0 to LeaderboardScoresDownloaded_t::m_cEntryCount to get all the downloaded entries
// e.g.
// void OnLeaderboardScoresDownloaded( LeaderboardScoresDownloaded_t *pLeaderboardScoresDownloaded )
// {
// for ( int index = 0; index < pLeaderboardScoresDownloaded->m_cEntryCount; index++ )
// {
// LeaderboardEntry_t leaderboardEntry;
// int32 details[3]; // we know this is how many we've stored previously
// GetDownloadedLeaderboardEntry( pLeaderboardScoresDownloaded->m_hSteamLeaderboardEntries, index, &leaderboardEntry, details, 3 );
// assert( leaderboardEntry.m_cDetails == 3 );
// ...
// }
// once you've accessed all the entries, the data will be free'd, and the SteamLeaderboardEntries_t handle will become invalid
virtual bool GetDownloadedLeaderboardEntry( SteamLeaderboardEntries_t hSteamLeaderboardEntries, int index, LeaderboardEntry_t *pLeaderboardEntry, int32 *pDetails, int cDetailsMax ) = 0;
// Uploads a user score to the Steam back-end.
// This call is asynchronous, with the result returned in LeaderboardScoreUploaded_t
// Details are extra game-defined information regarding how the user got that score
// pScoreDetails points to an array of int32's, cScoreDetailsCount is the number of int32's in the list
virtual SteamAPICall_t UploadLeaderboardScore( SteamLeaderboard_t hSteamLeaderboard, ELeaderboardUploadScoreMethod eLeaderboardUploadScoreMethod, int32 nScore, const int32 *pScoreDetails, int cScoreDetailsCount ) = 0;
// Attaches a piece of user generated content the user's entry on a leaderboard.
// hContent is a handle to a piece of user generated content that was shared using ISteamUserRemoteStorage::FileShare().
// This call is asynchronous, with the result returned in LeaderboardUGCSet_t.
virtual SteamAPICall_t AttachLeaderboardUGC( SteamLeaderboard_t hSteamLeaderboard, UGCHandle_t hUGC ) = 0;
// Retrieves the number of players currently playing your game (online + offline)
// This call is asynchronous, with the result returned in NumberOfCurrentPlayers_t
virtual SteamAPICall_t GetNumberOfCurrentPlayers() = 0;
// Requests that Steam fetch data on the percentage of players who have received each achievement
// for the game globally.
// This call is asynchronous, with the result returned in GlobalAchievementPercentagesReady_t.
virtual SteamAPICall_t RequestGlobalAchievementPercentages() = 0;
// Get the info on the most achieved achievement for the game, returns an iterator index you can use to fetch
// the next most achieved afterwards. Will return -1 if there is no data on achievement
// percentages (ie, you haven't called RequestGlobalAchievementPercentages and waited on the callback).
virtual int GetMostAchievedAchievementInfo( char *pchName, uint32 unNameBufLen, float *pflPercent, bool *pbAchieved ) = 0;
// Get the info on the next most achieved achievement for the game. Call this after GetMostAchievedAchievementInfo or another
// GetNextMostAchievedAchievementInfo call passing the iterator from the previous call. Returns -1 after the last
// achievement has been iterated.
virtual int GetNextMostAchievedAchievementInfo( int iIteratorPrevious, char *pchName, uint32 unNameBufLen, float *pflPercent, bool *pbAchieved ) = 0;
// Returns the percentage of users who have achieved the specified achievement.
virtual bool GetAchievementAchievedPercent( const char *pchName, float *pflPercent ) = 0;
// Requests global stats data, which is available for stats marked as "aggregated".
// This call is asynchronous, with the results returned in GlobalStatsReceived_t.
// nHistoryDays specifies how many days of day-by-day history to retrieve in addition
// to the overall totals. The limit is 60.
virtual SteamAPICall_t RequestGlobalStats( int nHistoryDays ) = 0;
// Gets the lifetime totals for an aggregated stat
virtual bool GetGlobalStat( const char *pchStatName, int64 *pData ) = 0; virtual bool GetGlobalStat( const char *pchStatName, double *pData ) = 0;
// Gets history for an aggregated stat. pData will be filled with daily values, starting with today.
// So when called, pData[0] will be today, pData[1] will be yesterday, and pData[2] will be two days ago,
// etc. cubData is the size in bytes of the pubData buffer. Returns the number of
// elements actually set.
virtual int32 GetGlobalStatHistory( const char *pchStatName, ARRAY_COUNT(cubData) int64 *pData, uint32 cubData ) = 0; virtual int32 GetGlobalStatHistory( const char *pchStatName, ARRAY_COUNT(cubData) double *pData, uint32 cubData ) = 0;
#ifdef _PS3
// Call to kick off installation of the PS3 trophies. This call is asynchronous, and the results will be returned in a PS3TrophiesInstalled_t
// callback.
virtual bool InstallPS3Trophies() = 0;
// Returns the amount of space required at boot to install trophies. This value can be used when comparing the amount of space needed
// by the game to the available space value passed to the game at boot. The value is set during InstallPS3Trophies().
virtual uint64 GetTrophySpaceRequiredBeforeInstall() = 0;
// On PS3, user stats & achievement progress through Steam must be stored with the user's saved game data.
// At startup, before calling RequestCurrentStats(), you must pass the user's stats data to Steam via this method.
// If you do not have any user data, call this function with pvData = NULL and cubData = 0
virtual bool SetUserStatsData( const void *pvData, uint32 cubData ) = 0;
// Call to get the user's current stats data. You should retrieve this data after receiving successful UserStatsReceived_t & UserStatsStored_t
// callbacks, and store the data with the user's save game data. You can call this method with pvData = NULL and cubData = 0 to get the required
// buffer size.
virtual bool GetUserStatsData( void *pvData, uint32 cubData, uint32 *pcubWritten ) = 0;#endif
};
#define STEAMUSERSTATS_INTERFACE_VERSION "STEAMUSERSTATS_INTERFACE_VERSION011"
// callbacks
#if defined( VALVE_CALLBACK_PACK_SMALL )
#pragma pack( push, 4 )
#elif defined( VALVE_CALLBACK_PACK_LARGE )
#pragma pack( push, 8 )
#else
#error isteamclient.h must be included
#endif
//-----------------------------------------------------------------------------
// Purpose: called when the latests stats and achievements have been received
// from the server
//-----------------------------------------------------------------------------
struct UserStatsReceived_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 1 }; uint64 m_nGameID; // Game these stats are for
EResult m_eResult; // Success / error fetching the stats
CSteamID m_steamIDUser; // The user for whom the stats are retrieved for
};
//-----------------------------------------------------------------------------
// Purpose: result of a request to store the user stats for a game
//-----------------------------------------------------------------------------
struct UserStatsStored_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 2 }; uint64 m_nGameID; // Game these stats are for
EResult m_eResult; // success / error
};
//-----------------------------------------------------------------------------
// Purpose: result of a request to store the achievements for a game, or an
// "indicate progress" call. If both m_nCurProgress and m_nMaxProgress
// are zero, that means the achievement has been fully unlocked.
//-----------------------------------------------------------------------------
struct UserAchievementStored_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 3 };
uint64 m_nGameID; // Game this is for
bool m_bGroupAchievement; // if this is a "group" achievement
char m_rgchAchievementName[k_cchStatNameMax]; // name of the achievement
uint32 m_nCurProgress; // current progress towards the achievement
uint32 m_nMaxProgress; // "out of" this many
};
//-----------------------------------------------------------------------------
// Purpose: call result for finding a leaderboard, returned as a result of FindOrCreateLeaderboard() or FindLeaderboard()
// use CCallResult<> to map this async result to a member function
//-----------------------------------------------------------------------------
struct LeaderboardFindResult_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 4 }; SteamLeaderboard_t m_hSteamLeaderboard; // handle to the leaderboard serarched for, 0 if no leaderboard found
uint8 m_bLeaderboardFound; // 0 if no leaderboard found
};
//-----------------------------------------------------------------------------
// Purpose: call result indicating scores for a leaderboard have been downloaded and are ready to be retrieved, returned as a result of DownloadLeaderboardEntries()
// use CCallResult<> to map this async result to a member function
//-----------------------------------------------------------------------------
struct LeaderboardScoresDownloaded_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 5 }; SteamLeaderboard_t m_hSteamLeaderboard; SteamLeaderboardEntries_t m_hSteamLeaderboardEntries; // the handle to pass into GetDownloadedLeaderboardEntries()
int m_cEntryCount; // the number of entries downloaded
};
//-----------------------------------------------------------------------------
// Purpose: call result indicating scores has been uploaded, returned as a result of UploadLeaderboardScore()
// use CCallResult<> to map this async result to a member function
//-----------------------------------------------------------------------------
struct LeaderboardScoreUploaded_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 6 }; uint8 m_bSuccess; // 1 if the call was successful
SteamLeaderboard_t m_hSteamLeaderboard; // the leaderboard handle that was
int32 m_nScore; // the score that was attempted to set
uint8 m_bScoreChanged; // true if the score in the leaderboard change, false if the existing score was better
int m_nGlobalRankNew; // the new global rank of the user in this leaderboard
int m_nGlobalRankPrevious; // the previous global rank of the user in this leaderboard; 0 if the user had no existing entry in the leaderboard
};
struct NumberOfCurrentPlayers_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 7 }; uint8 m_bSuccess; // 1 if the call was successful
int32 m_cPlayers; // Number of players currently playing
};
//-----------------------------------------------------------------------------
// Purpose: Callback indicating that a user's stats have been unloaded.
// Call RequestUserStats again to access stats for this user
//-----------------------------------------------------------------------------
struct UserStatsUnloaded_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 8 }; CSteamID m_steamIDUser; // User whose stats have been unloaded
};
//-----------------------------------------------------------------------------
// Purpose: Callback indicating that an achievement icon has been fetched
//-----------------------------------------------------------------------------
struct UserAchievementIconFetched_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 9 };
CGameID m_nGameID; // Game this is for
char m_rgchAchievementName[k_cchStatNameMax]; // name of the achievement
bool m_bAchieved; // Is the icon for the achieved or not achieved version?
int m_nIconHandle; // Handle to the image, which can be used in SteamUtils()->GetImageRGBA(), 0 means no image is set for the achievement
};
//-----------------------------------------------------------------------------
// Purpose: Callback indicating that global achievement percentages are fetched
//-----------------------------------------------------------------------------
struct GlobalAchievementPercentagesReady_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 10 };
uint64 m_nGameID; // Game this is for
EResult m_eResult; // Result of the operation
};
//-----------------------------------------------------------------------------
// Purpose: call result indicating UGC has been uploaded, returned as a result of SetLeaderboardUGC()
//-----------------------------------------------------------------------------
struct LeaderboardUGCSet_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 11 }; EResult m_eResult; // The result of the operation
SteamLeaderboard_t m_hSteamLeaderboard; // the leaderboard handle that was
};
//-----------------------------------------------------------------------------
// Purpose: callback indicating that PS3 trophies have been installed
//-----------------------------------------------------------------------------
struct PS3TrophiesInstalled_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 12 }; uint64 m_nGameID; // Game these stats are for
EResult m_eResult; // The result of the operation
uint64 m_ulRequiredDiskSpace; // If m_eResult is k_EResultDiskFull, will contain the amount of space needed to install trophies
};
//-----------------------------------------------------------------------------
// Purpose: callback indicating global stats have been received.
// Returned as a result of RequestGlobalStats()
//-----------------------------------------------------------------------------
struct GlobalStatsReceived_t{ enum { k_iCallback = k_iSteamUserStatsCallbacks + 12 }; uint64 m_nGameID; // Game global stats were requested for
EResult m_eResult; // The result of the request
};
#pragma pack( pop )
#endif // ISTEAMUSER_H
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