networking

external/steamworks/steamworksexample/StatsAndAchievements.h

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+//========= Copyright © 1996-2008, Valve LLC, All rights reserved. ============
+//
+// Purpose: Class for tracking stats and achievements
+//
+// $NoKeywords: $
+//=============================================================================
+
+#ifndef STATS_AND_ACHIEVEMENTS_H
+#define STATS_AND_ACHIEVEMENTS_H
+
+#include "SpaceWar.h"
+#include "GameEngine.h"
+#include "Inventory.h"
+
+enum EAchievements
+{
+	ACH_WIN_ONE_GAME = 0,
+	ACH_WIN_100_GAMES = 1,
+	ACH_HEAVY_FIRE = 2,
+	ACH_TRAVEL_FAR_ACCUM = 3,
+	ACH_TRAVEL_FAR_SINGLE = 4,
+};
+
+struct Achievement_t
+{
+	EAchievements m_eAchievementID;
+	const char *m_pchAchievementID;
+	char m_rgchName[128];
+	char m_rgchDescription[256];
+	bool m_bAchieved;
+	int m_iIconImage;
+};
+
+class ISteamUser;
+class CSpaceWarClient;
+
+class CStatsAndAchievements
+{
+public:
+	// Constructor
+	CStatsAndAchievements( IGameEngine *pGameEngine );
+
+	// Run a frame. Does not need to run at full frame rate.
+	void RunFrame();
+
+	// Display the stats and achievements
+	void Render();
+
+	// Game state changed
+	void OnGameStateChange( EClientGameState eNewState );
+
+	// Accumulators
+	void AddDistanceTraveled( float flDistance );
+
+	// accessors
+	float GetGameFeetTraveled() { return m_flGameFeetTraveled; }
+	double GetGameDurationSeconds() { return m_flGameDurationSeconds; }
+
+	STEAM_CALLBACK( CStatsAndAchievements, OnUserStatsStored, UserStatsStored_t, m_CallbackUserStatsStored );
+	STEAM_CALLBACK( CStatsAndAchievements, OnAchievementStored, UserAchievementStored_t, m_CallbackAchievementStored );
+	
+private:
+
+	void LoadUserStats();
+
+	// Determine if we get this achievement now
+	void EvaluateAchievement( Achievement_t &achievement );
+	void UnlockAchievement( Achievement_t &achievement );
+
+	// Store stats
+	void StoreStatsIfNecessary();
+
+	// Render helpers
+	void DrawAchievementInfo( RECT &rect, Achievement_t &ach );
+	void DrawStatInfo( RECT &rect, const char *pchName, float flValue );
+	void DrawInventory( RECT &rect, SteamItemInstanceID_t itemid );
+
+	// our GameID
+	CGameID m_GameID;
+
+	// Engine
+	IGameEngine *m_pGameEngine;
+
+	// Steam User interface
+	ISteamUser *m_pSteamUser;
+
+	// Steam UserStats interface
+	ISteamUserStats *m_pSteamUserStats;
+
+	// Display font
+	HGAMEFONT m_hDisplayFont;
+
+	// Did we get the stats from Steam?
+	bool m_bStatsValid;
+
+	// Should we store stats this frame?
+	bool m_bStoreStats;
+
+	// Current Stat details
+	float m_flGameFeetTraveled;
+	uint64 m_ulTickCountGameStart;
+	double m_flGameDurationSeconds;
+
+	// Persisted Stat details
+	int m_nTotalGamesPlayed;
+	int m_nTotalNumWins;
+	int m_nTotalNumLosses;
+	float m_flTotalFeetTraveled;
+	float m_flMaxFeetTraveled;
+	float m_flAverageSpeed;
+};
+
+#endif // STATS_AND_ACHIEVEMENTS_H