first commit

Minecraft.Client/Xbox/Leaderboards/XboxLeaderboardManager.h

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+#pragma once
+
+#include <xuiresource.h>
+#include <xuiapp.h>
+
+#include "..\..\Common\Leaderboards\LeaderboardManager.h"
+
+class XboxLeaderboardManager : public LeaderboardManager
+{
+public:
+	enum EStatsState
+	{
+		eStatsState_Idle=0,		//No current stats read operation
+		eStatsState_Getting,	//Stats read in progress
+		eStatsState_Failed,		//Stats read failed
+		eStatsState_Ready,		//Stats read completed, ready for use
+		eStatsState_NoResults,	//Stats read completed, no results found
+		eNumStatStates,
+	};
+
+protected: // LEADERBOARD DESCRIPTIONS //
+		// From 'XUI_Leaderboards.cpp'.
+
+	// 4J Stu - Because the kills leaderboard doesn't a peaceful entry there are some special
+	// handling to make it skip that. We have re-arranged the order of the leaderboards so
+	// I am making this in case we do it again.
+	// 4J Stu - Made it a member of the class, rather than a #define
+	static const int LEADERBOARD_KILLS_POSITION = 3;
+
+	static const int NUM_LEADERBOARDS	= 4;//6;	//Number of leaderboards
+	static const int NUM_ENTRIES		= 101;		//Cache up to this many entries
+	static const int READ_SIZE			= 15;		//Read this many entries at a time
+
+	struct LeaderboardDescriptor {
+		DWORD	m_viewId;
+		DWORD	m_columnCount;
+		WORD	m_columnIds[8];
+
+		LeaderboardDescriptor(	DWORD viewId, DWORD columnCount,
+								WORD columnId_0, WORD columnId_1, WORD columnId_2, WORD columnId_3,
+								WORD columnId_4, WORD columnId_5, WORD columnId_6, WORD columnId_7)
+		{
+			m_viewId = viewId;
+			m_columnCount = columnCount;
+			m_columnIds[0] = columnId_0;
+			m_columnIds[1] = columnId_1;
+			m_columnIds[2] = columnId_2;
+			m_columnIds[3] = columnId_3;
+			m_columnIds[4] = columnId_4;
+			m_columnIds[5] = columnId_5;
+			m_columnIds[6] = columnId_6;
+			m_columnIds[7] = columnId_7;
+		}
+	};
+
+	static const LeaderboardDescriptor LEADERBOARD_DESCRIPTORS[NUM_LEADERBOARDS][4];
+
+
+private:
+
+	EStatsState		m_eStatsState;			//State of the stats read
+	bool			m_statsRead;			//Whether or not the stats read operation has completed
+
+	HANDLE			m_hSession;				//Current session
+	XOVERLAPPED		m_overlapped;			//Overlapped structure used for async actions
+	XUSER_STATS_SPEC*	m_spec;				//Spec structure used in reads
+
+	DWORD	m_numStats; 
+	PXUSER_STATS_READ_RESULTS m_stats;		//Structure that stats are read into
+
+	bool			m_isQNetSession;		//Session is being managed via QNet
+	bool			m_endingSession;		//Session is currently being ended
+	XOVERLAPPED		m_endSessionOverlapped;	//Overlapped stucture for end session async action
+
+	XOVERLAPPED		m_flushStatsOverlapped;
+
+public:
+	XboxLeaderboardManager();
+	~XboxLeaderboardManager();
+
+	virtual void Tick();
+
+	//Open a session
+	virtual bool OpenSession();
+
+	//Close a session
+	virtual void CloseSession();
+
+	//Delete a session
+	virtual void DeleteSession();
+
+	//Write the given stats
+	//This is called synchronously and will not free any memory allocated for views when it is done
+	virtual bool WriteStats(unsigned int viewCount, ViewIn views);
+	
+	virtual bool ReadStats_Friends(LeaderboardReadListener *callback, int difficulty, EStatsType type, PlayerUID myUID, unsigned int startIndex, unsigned int readCount);
+	virtual bool ReadStats_MyScore(LeaderboardReadListener *callback, int difficulty, EStatsType type, PlayerUID myUID, unsigned int readCount);
+	virtual bool ReadStats_TopRank(LeaderboardReadListener *callback, int difficulty, EStatsType type , unsigned int startIndex, unsigned int readCount);
+
+	//Perform a flush of the stats
+	virtual void FlushStats();
+
+	//Cancel the current operation
+	virtual void CancelOperation();
+
+	virtual bool isIdle() { return m_eStatsState != eStatsState_Getting; }
+
+private:
+	bool readStats(int difficulty, EStatsType type);
+
+	//Check if the stats read operation has completed
+	bool IsStatsReadComplete();
+	
+	//Function used by qsort to sort friends
+	static int FriendSortFunction(const void* a, const void* b);
+
+	//Sort the list of friend stats
+	void SortFriendStats();
+
+	bool getFriends(unsigned int &friendsCount, XUID** friends);
+
+#if 0
+public:		
+	
+	//Should be called once the stats have been retrieved and used by the application
+	void SetStatsRetrieved(bool success);
+
+	EStatsState					GetStatsState()		{ return m_eStatsState; }
+	bool						GetStatsRead()		{ return m_statsRead; }
+	
+	PXUSER_STATS_READ_RESULTS	GetStats()			{ return m_stats; }
+#endif
+public:
+	PlayerUID GetMyXUID() { return m_myXUID; }
+
+};