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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef DEMO_READER
#define DEMO_READER
#include <fstream>
#include <vector>
#include "Demo.h"
#include "Game/PlayerStatistics.h"
#include "Sim/Misc/TeamStatistics.h"
namespace netcode { class RawPacket; }
/**
* @brief Utility class for reading demofiles
*/
class CDemoReader : public CDemo
{
public:
/**
@brief Open a demofile for reading
@throw std::runtime_error Demofile not found / header corrupt / outdated
*/
CDemoReader(const std::string& filename, float curTime);
/**
@brief read from demo file
@return The data read (or 0 if no data), don't forget to delete it
*/
netcode::RawPacket* GetData(float curTime);
/**
@brief Wether the demo has reached the end
@return true when end reached, false when there is still stuff to read
*/
bool ReachedEnd() const;
float GetModGameTime() const { return chunkHeader.modGameTime; }
float GetDemoTimeOffset() const { return demoTimeOffset; }
float GetNextDemoReadTime() const { return nextDemoReadTime; }
const std::string& GetSetupScript() const
{
return setupScript;
};
const std::vector<PlayerStatistics>& GetPlayerStats() const { return playerStats; }
const std::vector< std::vector<TeamStatistics> >& GetTeamStats() const { return teamStats; }
const std::vector< unsigned char >& GetWinningAllyTeams() const { return winningAllyTeams; }
/// Not needed for normal demo watching
void LoadStats();
private:
std::ifstream playbackDemo;
float demoTimeOffset;
float nextDemoReadTime;
int bytesRemaining;
DemoStreamChunkHeader chunkHeader;
std::string setupScript; // the original, unaltered version from script
std::vector<PlayerStatistics> playerStats;
std::vector< std::vector<TeamStatistics> > teamStats;
std::vector<unsigned char> winningAllyTeams;
};
#endif
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