/*
 	File:		QuickdrawText.h
 
 	Contains:	Quickdraw Text Interfaces.
 
 	Version:	Technology:	System 7.5
 				Release:	QuickTime 4.0
 
 	Copyright:	(c) 1983-1998 by Apple Computer, Inc., all rights reserved.
 
 	Bugs?:		For bug reports, consult the following page on
 				the World Wide Web:
 
 					http://developer.apple.com/bugreporter/
 
*/
#ifndef __QUICKDRAWTEXT__
#define __QUICKDRAWTEXT__

#ifndef __MACTYPES__
#include <MacTypes.h>
#endif
#ifndef __MIXEDMODE__
#include <MixedMode.h>
#endif



#if PRAGMA_ONCE
#pragma once
#endif

#ifdef __cplusplus
extern "C" {
#endif

#if PRAGMA_IMPORT
#pragma import on
#endif

#if PRAGMA_STRUCT_ALIGN
	#pragma options align=mac68k
#elif PRAGMA_STRUCT_PACKPUSH
	#pragma pack(push, 2)
#elif PRAGMA_STRUCT_PACK
	#pragma pack(2)
#endif

/* new CGrafPort bottleneck ("newProc2") function, used in Unicode Text drawing */
EXTERN_API_C( OSStatus )
StandardGlyphs					(void *					dataStream,
								 ByteCount 				size);



enum {
																/* CharToPixel directions */
	leftCaret					= 0,							/*Place caret for left block*/
	rightCaret					= -1,							/*Place caret for right block*/
	kHilite						= 1,							/*Direction is SysDirection*/
	smLeftCaret					= 0,							/*Place caret for left block - obsolete */
	smRightCaret				= -1,							/*Place caret for right block - obsolete */
	smHilite					= 1								/*Direction is TESysJust - obsolete */
};


enum {
																/*Constants for styleRunPosition argument in PortionLine, DrawJustified, MeasureJustified, CharToPixel, and PixelToChar.*/
	onlyStyleRun				= 0,							/* This is the only style run on the line */
	leftStyleRun				= 1,							/* This is leftmost of multiple style runs on the line */
	rightStyleRun				= 2,							/* This is rightmost of multiple style runs on the line */
	middleStyleRun				= 3,							/* There are multiple style runs on the line and this is neither the leftmost nor the rightmost. */
	smOnlyStyleRun				= 0,							/* obsolete */
	smLeftStyleRun				= 1,							/* obsolete */
	smRightStyleRun				= 2,							/* obsolete */
	smMiddleStyleRun			= 3								/* obsolete */
};


enum {
																/* Constants for txFlags (which used to be the pad field after txFace) */
	tfAntiAlias					= 1 << 0,
	tfUnicode					= 1 << 1
};

/* type for styleRunPosition parameter in PixelToChar etc. */
typedef short 							JustStyleCode;

struct FontInfo {
	short 							ascent;
	short 							descent;
	short 							widMax;
	short 							leading;
};
typedef struct FontInfo					FontInfo;

typedef short 							FormatOrder[1];
typedef FormatOrder *					FormatOrderPtr;
/* FormatStatus was moved to TextUtils.i */

struct OffPair {
	short 							offFirst;
	short 							offSecond;
};
typedef struct OffPair					OffPair;

typedef OffPair 						OffsetTable[3];
typedef CALLBACK_API( Boolean , StyleRunDirectionProcPtr )(short styleRunIndex, void *dirParam);
typedef STACK_UPP_TYPE(StyleRunDirectionProcPtr) 				StyleRunDirectionUPP;
enum { uppStyleRunDirectionProcInfo = 0x00000390 }; 			/* pascal 1_byte Func(2_bytes, 4_bytes) */
#if MIXEDMODE_CALLS_ARE_FUNCTIONS
EXTERN_API(StyleRunDirectionUPP)
NewStyleRunDirectionProc	   (StyleRunDirectionProcPtr userRoutine);
EXTERN_API(Boolean)
CallStyleRunDirectionProc	   (StyleRunDirectionUPP	userRoutine,
								short					styleRunIndex,
								void *					dirParam);
#else
#define NewStyleRunDirectionProc(userRoutine) 					(StyleRunDirectionUPP)NewRoutineDescriptor((ProcPtr)(userRoutine), uppStyleRunDirectionProcInfo, GetCurrentArchitecture())
#define CallStyleRunDirectionProc(userRoutine, styleRunIndex, dirParam)  CALL_TWO_PARAMETER_UPP((userRoutine), uppStyleRunDirectionProcInfo, (styleRunIndex), (dirParam))
#endif
EXTERN_API( short )
Pixel2Char						(Ptr 					textBuf,
								 short 					textLen,
								 short 					slop,
								 short 					pixelWidth,
								 Boolean *				leadingEdge)						FOURWORDINLINE(0x2F3C, 0x820E, 0x0014, 0xA8B5);

EXTERN_API( short )
Char2Pixel						(Ptr 					textBuf,
								 short 					textLen,
								 short 					slop,
								 short 					offset,
								 short 					direction)							FOURWORDINLINE(0x2F3C, 0x820C, 0x0016, 0xA8B5);

EXTERN_API( short )
PixelToChar						(Ptr 					textBuf,
								 long 					textLength,
								 Fixed 					slop,
								 Fixed 					pixelWidth,
								 Boolean *				leadingEdge,
								 Fixed *				widthRemaining,
								 JustStyleCode 			styleRunPosition,
								 Point 					numer,
								 Point 					denom)								FOURWORDINLINE(0x2F3C, 0x8222, 0x002E, 0xA8B5);

EXTERN_API( short )
CharToPixel						(Ptr 					textBuf,
								 long 					textLength,
								 Fixed 					slop,
								 long 					offset,
								 short 					direction,
								 JustStyleCode 			styleRunPosition,
								 Point 					numer,
								 Point 					denom)								FOURWORDINLINE(0x2F3C, 0x821C, 0x0030, 0xA8B5);

EXTERN_API( void )
DrawJustified					(Ptr 					textPtr,
								 long 					textLength,
								 Fixed 					slop,
								 JustStyleCode 			styleRunPosition,
								 Point 					numer,
								 Point 					denom)								FOURWORDINLINE(0x2F3C, 0x8016, 0x0032, 0xA8B5);

EXTERN_API( void )
MeasureJustified				(Ptr 					textPtr,
								 long 					textLength,
								 Fixed 					slop,
								 Ptr 					charLocs,
								 JustStyleCode 			styleRunPosition,
								 Point 					numer,
								 Point 					denom)								FOURWORDINLINE(0x2F3C, 0x801A, 0x0034, 0xA8B5);

EXTERN_API( Fixed )
PortionLine						(Ptr 					textPtr,
								 long 					textLen,
								 JustStyleCode 			styleRunPosition,
								 Point 					numer,
								 Point 					denom)								FOURWORDINLINE(0x2F3C, 0x8412, 0x0036, 0xA8B5);

EXTERN_API( void )
HiliteText						(Ptr 					textPtr,
								 short 					textLength,
								 short 					firstOffset,
								 short 					secondOffset,
								 OffsetTable 			offsets)							FOURWORDINLINE(0x2F3C, 0x800E, 0x001C, 0xA8B5);

EXTERN_API( void )
DrawJust						(Ptr 					textPtr,
								 short 					textLength,
								 short 					slop)								FOURWORDINLINE(0x2F3C, 0x8008, 0x001E, 0xA8B5);

EXTERN_API( void )
MeasureJust						(Ptr 					textPtr,
								 short 					textLength,
								 short 					slop,
								 Ptr 					charLocs)							FOURWORDINLINE(0x2F3C, 0x800C, 0x0020, 0xA8B5);

EXTERN_API( Fixed )
PortionText						(Ptr 					textPtr,
								 long 					textLength)							FOURWORDINLINE(0x2F3C, 0x8408, 0x0024, 0xA8B5);

EXTERN_API( long )
VisibleLength					(Ptr 					textPtr,
								 long 					textLength)							FOURWORDINLINE(0x2F3C, 0x8408, 0x0028, 0xA8B5);

EXTERN_API( void )
GetFormatOrder					(FormatOrderPtr 		ordering,
								 short 					firstFormat,
								 short 					lastFormat,
								 Boolean 				lineRight,
								 StyleRunDirectionUPP 	rlDirProc,
								 Ptr 					dirParam)							FOURWORDINLINE(0x2F3C, 0x8012, 0xFFFC, 0xA8B5);



EXTERN_API( void )
TextFont						(short 					font)								ONEWORDINLINE(0xA887);

EXTERN_API( void )
TextFace						(StyleParameter 		face)								ONEWORDINLINE(0xA888);

EXTERN_API( void )
TextMode						(short 					mode)								ONEWORDINLINE(0xA889);

EXTERN_API( void )
TextSize						(short 					size)								ONEWORDINLINE(0xA88A);

EXTERN_API( void )
SpaceExtra						(Fixed 					extra)								ONEWORDINLINE(0xA88E);

EXTERN_API( void )
DrawChar						(CharParameter 			ch)									ONEWORDINLINE(0xA883);

EXTERN_API( void )
DrawString						(ConstStr255Param 		s)									ONEWORDINLINE(0xA884);

#if TARGET_OS_MAC
	#define MacDrawText DrawText
#endif
EXTERN_API( void )
MacDrawText						(const void *			textBuf,
								 short 					firstByte,
								 short 					byteCount)							ONEWORDINLINE(0xA885);

EXTERN_API( short )
CharWidth						(CharParameter 			ch)									ONEWORDINLINE(0xA88D);

EXTERN_API( short )
StringWidth						(ConstStr255Param 		s)									ONEWORDINLINE(0xA88C);

EXTERN_API( short )
TextWidth						(const void *			textBuf,
								 short 					firstByte,
								 short 					byteCount)							ONEWORDINLINE(0xA886);

EXTERN_API( void )
MeasureText						(short 					count,
								 const void *			textAddr,
								 void *					charLocs)							ONEWORDINLINE(0xA837);

EXTERN_API( void )
GetFontInfo						(FontInfo *				info)								ONEWORDINLINE(0xA88B);

EXTERN_API( void )
CharExtra						(Fixed 					extra)								ONEWORDINLINE(0xAA23);

EXTERN_API( void )
StdText							(short 					count,
								 const void *			textAddr,
								 Point 					numer,
								 Point 					denom)								ONEWORDINLINE(0xA882);

EXTERN_API( short )
StdTxMeas						(short 					byteCount,
								 const void *			textAddr,
								 Point *				numer,
								 Point *				denom,
								 FontInfo *				info)								ONEWORDINLINE(0xA8ED);


#if CGLUESUPPORTED
EXTERN_API_C( void )
drawstring						(const char *			s);

EXTERN_API_C( short )
stringwidth						(const char *			s);

EXTERN_API_C( void )
stdtext							(short 					count,
								 const void *			textAddr,
								 const Point *			numer,
								 const Point *			denom);

#endif  /* CGLUESUPPORTED */

#if OLDROUTINENAMES
#define NPixel2Char(textBuf, textLen, slop, pixelWidth, leadingEdge, widthRemaining, styleRunPosition, numer, denom) \
	PixelToChar(textBuf, textLen, slop, pixelWidth, leadingEdge, widthRemaining, styleRunPosition, numer, denom) 
#define NChar2Pixel(textBuf, textLen, slop, offset, direction, styleRunPosition, numer, denom) \
	CharToPixel(textBuf, textLen, slop, offset, direction, styleRunPosition, numer, denom)
#define NDrawJust(textPtr, textLength, slop, styleRunPosition, numer, denom) \
	DrawJustified(textPtr, textLength, slop, styleRunPosition, numer, denom)
#define NMeasureJust(textPtr, textLength, slop, charLocs, styleRunPosition, numer, denom) \
	MeasureJustified(textPtr, textLength, slop, charLocs, styleRunPosition, numer, denom)
#define NPortionText(textPtr, textLen, styleRunPosition, numer, denom)\
	PortionLine(textPtr, textLen, styleRunPosition, numer, denom)
#endif  /* OLDROUTINENAMES */


#if PRAGMA_STRUCT_ALIGN
	#pragma options align=reset
#elif PRAGMA_STRUCT_PACKPUSH
	#pragma pack(pop)
#elif PRAGMA_STRUCT_PACK
	#pragma pack()
#endif

#ifdef PRAGMA_IMPORT_OFF
#pragma import off
#elif PRAGMA_IMPORT
#pragma import reset
#endif

#ifdef __cplusplus
}
#endif

#endif /* __QUICKDRAWTEXT__ */

