//---------------------------------------------------------------------------
// 
//		S c r i p t e d   S e q u e n c e s
// 
//---------------------------------------------------------------------------
#ifndef _INCLUDE_SEQUENCE_H_
#define _INCLUDE_SEQUENCE_H_


#ifndef _DEF_BYTE_
typedef unsigned char byte;
#endif

//---------------------------------------------------------------------------
// client_textmessage_t
//---------------------------------------------------------------------------
typedef struct client_textmessage_s
{
	int		effect;
	byte	r1, g1, b1, a1;		// 2 colors for effects
	byte	r2, g2, b2, a2;
	float	x;
	float	y;
	float	fadein;
	float	fadeout;
	float	holdtime;
	float	fxtime;
	const char *pName;
	const char *pMessage;
} client_textmessage_t;


//--------------------------------------------------------------------------
// sequenceDefaultBits_e
//	
// Enumerated list of possible modifiers for a command.  This enumeration
// is used in a bitarray controlling what modifiers are specified for a command.
//---------------------------------------------------------------------------
enum sequenceModifierBits
{
	SEQUENCE_MODIFIER_EFFECT_BIT		= (1 << 1),
	SEQUENCE_MODIFIER_POSITION_BIT		= (1 << 2),
	SEQUENCE_MODIFIER_COLOR_BIT			= (1 << 3),
	SEQUENCE_MODIFIER_COLOR2_BIT		= (1 << 4),
	SEQUENCE_MODIFIER_FADEIN_BIT		= (1 << 5),
	SEQUENCE_MODIFIER_FADEOUT_BIT		= (1 << 6),
	SEQUENCE_MODIFIER_HOLDTIME_BIT		= (1 << 7),
	SEQUENCE_MODIFIER_FXTIME_BIT		= (1 << 8),
	SEQUENCE_MODIFIER_SPEAKER_BIT		= (1 << 9),
	SEQUENCE_MODIFIER_LISTENER_BIT		= (1 << 10),
	SEQUENCE_MODIFIER_TEXTCHANNEL_BIT	= (1 << 11),
};
typedef enum sequenceModifierBits sequenceModifierBits_e ;


//---------------------------------------------------------------------------
// sequenceCommandEnum_e
// 
// Enumerated sequence command types.
//---------------------------------------------------------------------------
enum sequenceCommandEnum_
{
	SEQUENCE_COMMAND_ERROR = -1,
	SEQUENCE_COMMAND_PAUSE = 0,
	SEQUENCE_COMMAND_FIRETARGETS,
	SEQUENCE_COMMAND_KILLTARGETS,
	SEQUENCE_COMMAND_TEXT,
	SEQUENCE_COMMAND_SOUND,
	SEQUENCE_COMMAND_GOSUB,
	SEQUENCE_COMMAND_SENTENCE,
	SEQUENCE_COMMAND_REPEAT,
	SEQUENCE_COMMAND_SETDEFAULTS,
	SEQUENCE_COMMAND_MODIFIER,
	SEQUENCE_COMMAND_POSTMODIFIER,
	SEQUENCE_COMMAND_NOOP,

	SEQUENCE_MODIFIER_EFFECT,
	SEQUENCE_MODIFIER_POSITION,
	SEQUENCE_MODIFIER_COLOR,
	SEQUENCE_MODIFIER_COLOR2,
	SEQUENCE_MODIFIER_FADEIN,
	SEQUENCE_MODIFIER_FADEOUT,
	SEQUENCE_MODIFIER_HOLDTIME,
	SEQUENCE_MODIFIER_FXTIME,
	SEQUENCE_MODIFIER_SPEAKER,
	SEQUENCE_MODIFIER_LISTENER,
	SEQUENCE_MODIFIER_TEXTCHANNEL,
};
typedef enum sequenceCommandEnum_ sequenceCommandEnum_e;


//---------------------------------------------------------------------------
// sequenceCommandType_e
// 
// Typeerated sequence command types.
//---------------------------------------------------------------------------
enum sequenceCommandType_
{
	SEQUENCE_TYPE_COMMAND,
	SEQUENCE_TYPE_MODIFIER,
};
typedef enum sequenceCommandType_ sequenceCommandType_e;


//---------------------------------------------------------------------------
// sequenceCommandMapping_s
// 
// A mapping of a command enumerated-value to its name.
//---------------------------------------------------------------------------
typedef struct sequenceCommandMapping_ sequenceCommandMapping_s;
struct sequenceCommandMapping_
{
	sequenceCommandEnum_e	commandEnum;
	const char*				commandName;
	sequenceCommandType_e	commandType;
};


//---------------------------------------------------------------------------
// sequenceCommandLine_s
// 
// Structure representing a single command (usually 1 line) from a
//	.SEQ file entry.
//---------------------------------------------------------------------------
typedef struct sequenceCommandLine_ sequenceCommandLine_s;
struct sequenceCommandLine_
{
	int						commandType;		// Specifies the type of command
	client_textmessage_t	clientMessage;		// Text HUD message struct
	char*					speakerName;		// Targetname of speaking entity
	char*					listenerName;		// Targetname of entity being spoken to
	char*					soundFileName;		// Name of sound file to play
	char*					sentenceName;		// Name of sentences.txt to play
	char*					fireTargetNames;	// List of targetnames to fire
	char*					killTargetNames;	// List of targetnames to remove
	float					delay;				// Seconds 'till next command
	int						repeatCount;		// If nonzero, reset execution pointer to top of block (N times, -1 = infinite)
	int						textChannel;		// Display channel on which text message is sent
	int						modifierBitField;	// Bit field to specify what clientmessage fields are valid
	sequenceCommandLine_s*	nextCommandLine;	// Next command (linked list)
};


//---------------------------------------------------------------------------
// sequenceEntry_s
// 
// Structure representing a single command (usually 1 line) from a
//	.SEQ file entry.
//---------------------------------------------------------------------------
typedef struct sequenceEntry_ sequenceEntry_s;
struct sequenceEntry_
{
	char*					fileName;		// Name of sequence file without .SEQ extension
	char*					entryName;		// Name of entry label in file
	sequenceCommandLine_s*	firstCommand;	// Linked list of commands in entry
	sequenceEntry_s*		nextEntry;		// Next loaded entry
	qboolean				isGlobal;		// Is entry retained over level transitions?
};



//---------------------------------------------------------------------------
// sentenceEntry_s
// Structure representing a single sentence of a group from a .SEQ
// file entry.  Sentences are identical to entries in sentences.txt, but
// can be unique per level and are loaded/unloaded with the level.
//---------------------------------------------------------------------------
typedef struct sentenceEntry_ sentenceEntry_s;
struct sentenceEntry_
{
	char*					data;			// sentence data (ie "We have hostiles" )
	sentenceEntry_s*		nextEntry;		// Next loaded entry
	qboolean				isGlobal;		// Is entry retained over level transitions?
	unsigned int			index;			// this entry's position in the file.
};

//--------------------------------------------------------------------------
// sentenceGroupEntry_s
// Structure representing a group of sentences found in a .SEQ file.
// A sentence group is defined by all sentences with the same name, ignoring
// the number at the end of the sentence name.  Groups enable a sentence
// to be picked at random across a group.
//--------------------------------------------------------------------------
typedef struct sentenceGroupEntry_ sentenceGroupEntry_s;
struct sentenceGroupEntry_
{
	char*					groupName;		// name of the group (ie CT_ALERT )
	unsigned int			numSentences;	// number of sentences in group
	sentenceEntry_s*		firstSentence;	// head of linked list of sentences in group
	sentenceGroupEntry_s*	nextEntry;		// next loaded group
};

//---------------------------------------------------------------------------
// Function declarations
//---------------------------------------------------------------------------
sequenceEntry_s* SequenceGet( const char* fileName, const char* entryName );
void Sequence_ParseFile( const char* fileName, qboolean isGlobal );
void Sequence_OnLevelLoad( const char* mapName );
sentenceEntry_s* SequencePickSentence( const char *groupName, int pickMethod, int *picked );

#endif /* _INCLUDE_SEQUENCE_H_ */