ttsbit0.c File Reference

#include <ft2build.h>
#include <FT_INTERNAL_DEBUG_H>
#include <FT_INTERNAL_STREAM_H>
#include <FT_TRUETYPE_TAGS_H>
#include "ttsbit.h"
#include "sferrors.h"

Go to the source code of this file.

Macros
#define	FT_COMPONENT   trace_ttsbit

Typedefs
typedef struct TT_SBitDecoderRec_ *	TT_SBitDecoder
typedef FT_Error(*	TT_SBitDecoder_LoadFunc )(TT_SBitDecoder decoder, FT_Byte *p, FT_Byte *plimit, FT_Int x_pos, FT_Int y_pos)
typedef struct TT_SBitDecoderRec_	TT_SBitDecoderRec

Functions
	tt_face_free_eblc (TT_Face face)
	tt_face_load_eblc (TT_Face face, FT_Stream stream)
	tt_face_load_sbit_image (TT_Face face, FT_ULong strike_index, FT_UInt glyph_index, FT_UInt load_flags, FT_Stream stream, FT_Bitmap *map, TT_SBit_MetricsRec *metrics)
	tt_face_load_strike_metrics (TT_Face face, FT_ULong strike_index, FT_Size_Metrics *metrics)
	tt_face_set_sbit_strike (TT_Face face, FT_Size_Request req, FT_ULong *astrike_index)
static FT_Error	tt_sbit_decoder_alloc_bitmap (TT_SBitDecoder decoder)
static void	tt_sbit_decoder_done (TT_SBitDecoder decoder)
static FT_Error	tt_sbit_decoder_init (TT_SBitDecoder decoder, TT_Face face, FT_ULong strike_index, TT_SBit_MetricsRec *metrics)
static FT_Error	tt_sbit_decoder_load_bit_aligned (TT_SBitDecoder decoder, FT_Byte *p, FT_Byte *limit, FT_Int x_pos, FT_Int y_pos)
static FT_Error	tt_sbit_decoder_load_bitmap (TT_SBitDecoder decoder, FT_UInt glyph_format, FT_ULong glyph_start, FT_ULong glyph_size, FT_Int x_pos, FT_Int y_pos)
static FT_Error	tt_sbit_decoder_load_byte_aligned (TT_SBitDecoder decoder, FT_Byte *p, FT_Byte *limit, FT_Int x_pos, FT_Int y_pos)
static FT_Error	tt_sbit_decoder_load_compound (TT_SBitDecoder decoder, FT_Byte *p, FT_Byte *limit, FT_Int x_pos, FT_Int y_pos)
static FT_Error	tt_sbit_decoder_load_image (TT_SBitDecoder decoder, FT_UInt glyph_index, FT_Int x_pos, FT_Int y_pos)
static FT_Error	tt_sbit_decoder_load_metrics (TT_SBitDecoder decoder, FT_Byte **pp, FT_Byte *limit, FT_Bool big)

Macro Definition Documentation

#define FT_COMPONENT   trace_ttsbit

Definition at line 39 of file ttsbit0.c.

Typedef Documentation

typedef struct TT_SBitDecoderRec_ * TT_SBitDecoder

typedef FT_Error(* TT_SBitDecoder_LoadFunc)(TT_SBitDecoder decoder, FT_Byte *p, FT_Byte *plimit, FT_Int x_pos, FT_Int y_pos)

Definition at line 362 of file ttsbit0.c.

typedef struct TT_SBitDecoderRec_ TT_SBitDecoderRec

Function Documentation

tt_face_free_eblc

(

TT_Face

face

)

Definition at line 110 of file ttsbit0.c.

References FT_FRAME_RELEASE.

tt_face_load_eblc	(	TT_Face	face,
		FT_Stream	stream
	)

Definition at line 43 of file ttsbit0.c.

References error, FT_ERROR, FT_FRAME_EXTRACT, FT_FRAME_RELEASE, FT_NEXT_ULONG, FT_TRACE3, TTAG_bloc, TTAG_EBLC, and version.

tt_face_load_sbit_image	(	TT_Face	face,
		FT_ULong	strike_index,
		FT_UInt	glyph_index,
		FT_UInt	load_flags,
		FT_Stream	stream,
		FT_Bitmap *	map,
		TT_SBit_MetricsRec *	metrics
	)

Definition at line 985 of file ttsbit0.c.

References error, FT_UNUSED, tt_sbit_decoder_done(), tt_sbit_decoder_init(), and tt_sbit_decoder_load_image().

tt_face_load_strike_metrics	(	TT_Face	face,
		FT_ULong	strike_index,
		FT_Size_Metrics *	metrics
	)

Definition at line 131 of file ttsbit0.c.

tt_face_set_sbit_strike	(	TT_Face	face,
		FT_Size_Request	req,
		FT_ULong *	astrike_index
	)

Definition at line 122 of file ttsbit0.c.

References FT_Match_Size().

static FT_Error tt_sbit_decoder_alloc_bitmap ( TT_SBitDecoder  decoder )

static

Definition at line 250 of file ttsbit0.c.

References error, ft_glyphslot_alloc_bitmap(), FT_PIXEL_MODE_GRAY, FT_PIXEL_MODE_GRAY2, FT_PIXEL_MODE_GRAY4, FT_PIXEL_MODE_MONO, int, map, FT_Bitmap_::pitch, FT_Bitmap_::pixel_mode, FT_Bitmap_::rows, and FT_Bitmap_::width.

Referenced by tt_sbit_decoder_load_bit_aligned(), tt_sbit_decoder_load_byte_aligned(), and tt_sbit_decoder_load_compound().

static void tt_sbit_decoder_done ( TT_SBitDecoder  decoder )

static

Definition at line 243 of file ttsbit0.c.

References FT_UNUSED.

Referenced by tt_face_load_sbit_image().

static FT_Error tt_sbit_decoder_init ( TT_SBitDecoder  decoder, TT_Face  face, FT_ULong  strike_index, TT_SBit_MetricsRec *  metrics  )

static

Definition at line 182 of file ttsbit0.c.

References FT_GlyphSlotRec_::bitmap, error, FT_NEXT_ULONG, FT_STREAM_POS, FT_FaceRec_::glyph, TT_FaceRec_::goto_table, TT_FaceRec_::root, TT_FaceRec_::sbit_table, TT_FaceRec_::sbit_table_size, FT_FaceRec_::stream, TTAG_bdat, and TTAG_EBDT.

Referenced by tt_face_load_sbit_image().

static FT_Error tt_sbit_decoder_load_bit_aligned ( TT_SBitDecoder  decoder, FT_Byte *  p, FT_Byte *  limit, FT_Int  x_pos, FT_Int  y_pos  )

static

Definition at line 508 of file ttsbit0.c.

References FT_Bitmap_::buffer, error, FT_Bitmap_::pitch, FT_Bitmap_::rows, tt_sbit_decoder_alloc_bitmap(), and FT_Bitmap_::width.

Referenced by tt_sbit_decoder_load_bitmap().

static FT_Error tt_sbit_decoder_load_bitmap ( TT_SBitDecoder  decoder, FT_UInt  glyph_format, FT_ULong  glyph_start, FT_ULong  glyph_size, FT_Int  x_pos, FT_Int  y_pos  )

static

Definition at line 695 of file ttsbit0.c.

References error, FT_FRAME_EXTRACT, FT_FRAME_RELEASE, FT_STREAM_SEEK, tt_sbit_decoder_load_bit_aligned(), tt_sbit_decoder_load_byte_aligned(), tt_sbit_decoder_load_compound(), and tt_sbit_decoder_load_metrics().

Referenced by tt_sbit_decoder_load_image().

static FT_Error tt_sbit_decoder_load_byte_aligned ( TT_SBitDecoder  decoder, FT_Byte *  p, FT_Byte *  limit, FT_Int  x_pos, FT_Int  y_pos  )

static

Definition at line 370 of file ttsbit0.c.

References FT_Bitmap_::buffer, error, FT_Bitmap_::pitch, FT_Bitmap_::rows, tt_sbit_decoder_alloc_bitmap(), and FT_Bitmap_::width.

Referenced by tt_sbit_decoder_load_bitmap().

static FT_Error tt_sbit_decoder_load_compound ( TT_SBitDecoder  decoder, FT_Byte *  p, FT_Byte *  limit, FT_Int  x_pos, FT_Int  y_pos  )

static

Definition at line 631 of file ttsbit0.c.

References error, FT_NEXT_BYTE, FT_NEXT_USHORT, tt_sbit_decoder_alloc_bitmap(), and tt_sbit_decoder_load_image().

Referenced by tt_sbit_decoder_load_bitmap().

static FT_Error tt_sbit_decoder_load_image ( TT_SBitDecoder  decoder, FT_UInt  glyph_index, FT_Int  x_pos, FT_Int  y_pos  )

static

Definition at line 789 of file ttsbit0.c.

References FT_NEXT_ULONG, FT_NEXT_USHORT, FT_PEEK_USHORT, tt_sbit_decoder_load_bitmap(), and tt_sbit_decoder_load_metrics().

Referenced by tt_face_load_sbit_image(), and tt_sbit_decoder_load_compound().

static FT_Error tt_sbit_decoder_load_metrics ( TT_SBitDecoder  decoder, FT_Byte **  pp, FT_Byte *  limit, FT_Bool  big  )

static

Definition at line 315 of file ttsbit0.c.

References TT_SBit_MetricsRec_::height, TT_SBit_MetricsRec_::horiAdvance, TT_SBit_MetricsRec_::horiBearingX, TT_SBit_MetricsRec_::horiBearingY, pp, TT_SBit_MetricsRec_::vertAdvance, TT_SBit_MetricsRec_::vertBearingX, TT_SBit_MetricsRec_::vertBearingY, and TT_SBit_MetricsRec_::width.

Referenced by tt_sbit_decoder_load_bitmap(), and tt_sbit_decoder_load_image().