//=========== 版权所有 (c) Valve Corporation，保留所有权利。 =========== #include "cbase.h" #include "igamesystem.h" #include "gameeventlistener.h" #include "steam/steam_api.h" #include "steam/isteamtimeline.h" #include "clientterrorplayer.h" #include "fmtstr.h" //----------------------------------------------------------------------------- class L4DSteamVideo : public CAutoGameSystem, public CGameEventListener { public: // CAutoGameSystem virtual bool Init(); virtual void Shutdown(); // CGameEventListener virtual void FireGameEvent( IGameEvent* pEvent ); private: bool m_bEnabled; }; //----------------------------------------------------------------------------- bool L4DSteamVideo::Init() { ISteamTimeline *pSteamTimeline = SteamTimeline(); if ( pSteamTimeline ) { pSteamTimeline->SetTimelineGameMode( k_ETimelineGameMode_Staging ); // 创建事件侦听器 ListenForGameEvent( "survival_round_start" ); ListenForGameEvent( "round_end" ); ListenForGameEvent( "heal_success" ); ListenForGameEvent( "player_incapacitated_start" ); } // 如果 pSteamVideo 为 null，则客户端的 Steam API 版本过旧 // 在此情况下，我们仍然进行系统初始化，只是系统没有任何反应 m_bEnabled = pSteamTimeline != nullptr; return true; } //----------------------------------------------------------------------------- void L4DSteamVideo::Shutdown() { StopListeningForAllEvents(); m_bEnabled = false; } //----------------------------------------------------------------------------- void L4DSteamVideo::FireGameEvent( IGameEvent *pEvent ) { if ( !m_bEnabled ) return; int userid = pEvent->GetInt( "userid", 0 ); if ( userid != 0 && userid != C_BasePlayer::GetLocalPlayer()->GetUserID() ) return; const char* eventname = pEvent->GetName(); if ( V_strcmp( "survival_round_start", eventname ) == 0 ) { SteamTimeline()->SetTimelineGameMode( k_ETimelineGameMode_Playing ); } else if ( V_strcmp( "round_end", eventname ) == 0 ) { SteamTimeline()->SetTimelineGameMode( k_ETimelineGameMode_Staging ); } else if ( V_strcmp( "heal_success", eventname ) == 0 ) { SteamTimeline()->AddTimelineEvent( "medkit32", "Healed", CFmtStr( "Restored %d Health", pEvent->GetInt( "health_restored" ) ), 0, -5.f, 5.f, k_ETimelineEventClipPriority_Standard ); } else if ( V_strcmp( "player_incapacitated_start", eventname ) == 0 ) { C_TerrorPlayer* pAttacker = (C_TerrorPlayer*)UTIL_PlayerByUserId( pEvent->GetInt( "userid" ) ); const char* pszAttacker = pAttacker ? pAttacker->GetCharacterDisplayName() : "the world"; SteamTimeline()->AddTimelineEvent( "foo", "Incapacitated", CFmtStr( "INCAPACITATED by %s", pszAttacker ), 0, 0.f, 0.f, k_ETimelineEventClipPriority_Featured ); } } static L4DSteamVideo s_steamVideo;