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game/server/logic_playmovie.cpp

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+//===== Copyright <20> 1996-2009, Valve Corporation, All rights reserved. ======//
+//
+//  Purpose: Plays a movie and reports on finish
+//
+//===========================================================================//
+
+#include "cbase.h"
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+class CLogicPlayMovie : public CLogicalEntity
+{
+public:
+	DECLARE_CLASS( CLogicPlayMovie, CLogicalEntity );
+	DECLARE_DATADESC();
+
+	CLogicPlayMovie( void ) { }
+	~CLogicPlayMovie( void ) { }
+
+	virtual void Precache( void );
+	virtual void Spawn( void );
+	
+private:
+
+	void		InputPlayMovie( inputdata_t &data );
+	void		InputPlayMovieForAllPlayers( inputdata_t &data );
+	void		InputPlayLevelTransitionMovie( inputdata_t &data );
+	void		InputFadeAllMovies( inputdata_t &data );
+	void		InputMovieFinished( inputdata_t &data );
+
+	string_t	m_strMovieFilename;
+	bool		m_bAllowUserSkip;
+	bool		m_bLoopVideo;
+	float		m_bFadeInTime;
+
+	COutputEvent	m_OnPlaybackFinished;
+};
+
+LINK_ENTITY_TO_CLASS( logic_playmovie, CLogicPlayMovie );
+
+BEGIN_DATADESC( CLogicPlayMovie )
+
+	DEFINE_KEYFIELD( m_strMovieFilename, FIELD_STRING, "MovieFilename" ),
+	DEFINE_KEYFIELD( m_bAllowUserSkip, FIELD_BOOLEAN, "allowskip" ),
+	DEFINE_KEYFIELD( m_bLoopVideo, FIELD_BOOLEAN, "loopvideo" ),
+	DEFINE_KEYFIELD( m_bFadeInTime, FIELD_FLOAT, "fadeintime" ),
+
+	DEFINE_INPUTFUNC( FIELD_VOID, "PlayMovie", InputPlayMovie ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "PlayMovieForAllPlayers", InputPlayMovieForAllPlayers ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "PlayLevelTransitionMovie", InputPlayLevelTransitionMovie ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "FadeAllMovies", InputFadeAllMovies ),
+	DEFINE_INPUTFUNC( FIELD_VOID, "__MovieFinished", InputMovieFinished ),
+
+	DEFINE_OUTPUT( m_OnPlaybackFinished, "OnPlaybackFinished" ),
+
+END_DATADESC()
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CLogicPlayMovie::Precache( void )
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CLogicPlayMovie::Spawn( void )
+{
+}
+
+static bool Helper_BIsValidMovieFileString( char const *szFileString )
+{
+	if ( !szFileString || !*szFileString )
+		return false;
+	char const *szFileStringStart = szFileString;
+	while ( *szFileString )
+	{
+		if ( !V_isalnum( *szFileString ) ) switch( *szFileString )
+		{
+		case '-':
+		case '_':
+		case '/':
+		case '.':
+			++ szFileString;
+			continue;
+		default:
+			DevWarning( "logic_playmovie has invalid movie filename char '%c' in \"%s\"\n", *szFileString, szFileStringStart );
+			return false;
+		}
+	}
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CLogicPlayMovie::InputPlayMovie( inputdata_t &data )
+{
+	if ( !Helper_BIsValidMovieFileString( STRING(m_strMovieFilename) ) )
+		return;
+
+	const char *szVideoCommand = ( m_bAllowUserSkip ) ? "playvideo_exitcommand" : "playvideo_exitcommand_nointerrupt";
+	// Build the hacked string
+
+	char szClientCmd[256];
+	Q_snprintf( szClientCmd, sizeof(szClientCmd), 
+		"%s %s end_movie %s\n", 
+		szVideoCommand,
+		STRING(m_strMovieFilename), 
+		GetEntityNameAsCStr() );
+
+	// Send it on
+	engine->ServerCommand( szClientCmd );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Plays a bink movie for all connected players
+//-----------------------------------------------------------------------------
+void CLogicPlayMovie::InputPlayMovieForAllPlayers( inputdata_t &data )
+{
+	if ( !Helper_BIsValidMovieFileString( STRING( m_strMovieFilename ) ) )
+		return;
+
+	const char *szVideoCommand = ( m_bAllowUserSkip ) ? "playvideo_exitcommand" : "playvideo_exitcommand_nointerrupt";
+	// Build the hacked string
+
+	char szClientCmd[256];
+	Q_snprintf( szClientCmd, sizeof(szClientCmd), 
+		"%s %s end_movie %s\n", 
+		szVideoCommand,
+		STRING(m_strMovieFilename), 
+		GetEntityNameAsCStr() );
+
+	bool bSplit = false;
+
+	// Find out if we are in splitscreen first
+	for( int i = 1; i <= gpGlobals->maxClients; ++i )
+	{
+		CBasePlayer *pToPlayer = UTIL_PlayerByIndex( i );
+		if ( pToPlayer )
+		{
+			if ( engine->IsSplitScreenPlayer( pToPlayer->entindex() ) )
+			{
+				bSplit = true;
+				break;
+			}
+		}
+	}
+
+	// Send it on
+	for( int i = 1; i <= gpGlobals->maxClients; ++i )
+	{
+		CBasePlayer *pToPlayer = UTIL_PlayerByIndex( i );
+		if ( pToPlayer )
+		{
+			engine->ClientCommand( pToPlayer->edict(), "%s", szClientCmd );
+			// if we are in split screen, just play one movie
+			if ( bSplit )
+				return;
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CLogicPlayMovie::InputPlayLevelTransitionMovie( inputdata_t &data )
+{
+	if ( !Helper_BIsValidMovieFileString( STRING( m_strMovieFilename ) ) )
+		return;
+
+	const char *szVideoCommand = "playvideo_end_level_transition";
+
+	m_bFadeInTime = MAX( 0.1f, m_bFadeInTime );
+
+	char szClientCmd[256];
+	Q_snprintf( szClientCmd, sizeof(szClientCmd), 
+		"%s %s %f\n", 
+		szVideoCommand,
+		STRING(m_strMovieFilename), 
+		m_bFadeInTime );
+
+	// Send it on
+	for( int i = 1; i <= gpGlobals->maxClients; ++i )
+	{
+		CBasePlayer *pToPlayer = UTIL_PlayerByIndex( i );
+		if ( pToPlayer )
+		{
+			engine->ClientCommand( pToPlayer->edict(), "%s", szClientCmd );
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CLogicPlayMovie::InputFadeAllMovies( inputdata_t &data )
+{
+	// TODO: HAX FOR PAX
+	const char *szVideoCommand = "stopvideos_fadeout";
+
+	char szClientCmd[256];
+	Q_snprintf( szClientCmd, sizeof(szClientCmd), 
+		"%s %f\n", 
+		szVideoCommand,
+		1.0f );
+
+	// Send it on
+	for( int i = 1; i <= gpGlobals->maxClients; ++i )
+	{
+		CBasePlayer *pToPlayer = UTIL_PlayerByIndex( i );
+		if ( pToPlayer )
+		{
+			engine->ClientCommand( pToPlayer->edict(), "%s", szClientCmd );
+		}
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void CLogicPlayMovie::InputMovieFinished( inputdata_t &data )
+{
+	// Simply fire our output
+	m_OnPlaybackFinished.FireOutput( this, this );
+}