/*
	Format.h
*/

#ifndef __FORMAT__
#define __FORMAT__

#include "SubApp.h"
#include "RunScript.h"

//	in Format.c

enum {
	numBuffers = 8,
	maxBufferLines = 50
};

struct Buffer {
	GrafPtr		port;		// pointer to grafport
	GrafPort	bufPort;	// offscreen bitmap grafport
	Ptr			bits;		// offscreen bitmap data
	SInt16		state;		// current drawing state (-1 = done, 0 = start, >0 = drawing)
	Boolean		inUse;		// true if buffer in use
	SubLinePtr	line;		// line being drawn

	SInt16	breaks[maxBufferLines];
	SInt16	ascent[maxBufferLines];
	SInt16	height[maxBufferLines];
	SInt16	widths[maxBufferLines];
	SInt32	nLines;
};
typedef struct Buffer Buffer;

extern Buffer	buffer[numBuffers+1];
extern RGBColor palet[10][16];
extern Rect		lastBox;		// bounding box of last subtitle for VA/VU

extern SInt16		jacoWidth;		// width of JACOsub coordinate space
extern SInt16		jacoHeight;		// height of JACOsub coordinate space
extern SInt16		jacoTop;		// top of JACOsub coordinate space

//void DrawSubLine( SubLinePtr line, Boolean drawIt );	// obsolete
void FormatInit( void );
void FormatFinal( void );
void ResetFormatCompile( void );		// resets script format stuff at start of compile
void ResetFormatRun( void );			// resets script format stuff at start of run

void StartBuffer( UInt16 buf, SubLinePtr line );	// start work on a buffer
void DoBuffer( UInt16 buf );						// do some work on a buffer
void DrawBufferLine( SubLinePtr line );				// draw buffer, finishing up work if needed
void DoneBuffer( UInt16 buf );						// release a buffer
UInt16 GetBuffer( void );							// get next unused buffer if any
void DefineFont( UInt16 i, Str255 s, UInt16 size);

#endif /* __FORMAT__ */