aflatin2.c File Reference

#include "afglobal.h"
#include "aflatin.h"
#include "aflatin2.h"
#include "aferrors.h"

Go to the source code of this file.

Macros
#define	FT_COMPONENT   trace_aflatin2
#define	AF_LATIN_MAX_TEST_CHARACTERS   12
#define	SORT_SEGMENTS

Functions
	af_latin2_hints_compute_segments (AF_GlyphHints hints, AF_Dimension dim)
	af_latin2_hints_link_segments (AF_GlyphHints hints, AF_Dimension dim)
	af_latin2_metrics_init_widths (AF_LatinMetrics metrics, FT_Face face)
	af_latin2_metrics_check_digits (AF_LatinMetrics metrics, FT_Face face)
	af_latin2_metrics_init (AF_LatinMetrics metrics, FT_Face face)
	af_latin2_metrics_scale (AF_LatinMetrics metrics, AF_Scaler scaler)
	af_latin2_hints_compute_edges (AF_GlyphHints hints, AF_Dimension dim)
	af_latin2_hints_detect_features (AF_GlyphHints hints, AF_Dimension dim)
	af_latin2_hints_compute_blue_edges (AF_GlyphHints hints, AF_LatinMetrics metrics)
	af_latin2_hint_edges (AF_GlyphHints hints, AF_Dimension dim)

Macro Definition Documentation

AF_LATIN_MAX_TEST_CHARACTERS

#define AF_LATIN_MAX_TEST_CHARACTERS   12

Definition at line 168 of file aflatin2.c.

FT_COMPONENT

#define FT_COMPONENT   trace_aflatin2

Definition at line 39 of file aflatin2.c.

SORT_SEGMENTS

#define SORT_SEGMENTS

Definition at line 703 of file aflatin2.c.

Function Documentation

af_latin2_hint_edges()

af_latin2_hint_edges	(	AF_GlyphHints	hints,
		AF_Dimension	dim
	)

Definition at line 1837 of file aflatin2.c.

References AF_DIMENSION_HORZ, AF_DIMENSION_VERT, AF_EDGE_DONE, AF_HINTS_DO_BLUES, AF_GlyphHintsRec_::axis, AF_EdgeRec_::blue_edge, AF_AxisHintsRec_::edges, AF_EdgeRec_::flags, FT_Pos, FT_TRACE5, AF_EdgeRec_::link, NULL, AF_AxisHintsRec_::num_edges, AF_EdgeRec_::opos, and AF_EdgeRec_::pos.

af_latin2_hints_compute_blue_edges()

af_latin2_hints_compute_blue_edges	(	AF_GlyphHints	hints,
		AF_LatinMetrics	metrics
	)

Definition at line 1389 of file aflatin2.c.

References AF_DIMENSION_VERT, AF_EDGE_ROUND, AF_LATIN_BLUE_ACTIVE, AF_LATIN_BLUE_MAX, AF_LATIN_BLUE_TOP, AF_LatinMetricsRec_::axis, AF_EdgeRec_::blue_edge, AF_LatinAxisRec_::blues, AF_EdgeRec_::dir, AF_AxisHintsRec_::edges, AF_LatinBlueRec_::flags, AF_EdgeRec_::flags, AF_EdgeRec_::fpos, FT_Bool, FT_BOOL, FT_MulFix(), FT_Pos, AF_AxisHintsRec_::major_dir, NULL, AF_AxisHintsRec_::num_edges, AF_LatinBlueRec_::ref, AF_LatinAxisRec_::scale, AF_LatinBlueRec_::shoot, and AF_LatinMetricsRec_::units_per_em.

af_latin2_hints_compute_edges()

af_latin2_hints_compute_edges	(	AF_GlyphHints	hints,
		AF_Dimension	dim
	)

Definition at line 1064 of file aflatin2.c.

References af_axis_hints_new_edge(), AF_DIMENSION_HORZ, AF_DIR_NONE, AF_DIR_RIGHT, AF_DIR_UP, AF_EDGE_NORMAL, AF_EDGE_ROUND, AF_EDGE_SERIF, AF_SegmentRec_::dir, AF_EdgeRec_::dir, AF_SegmentRec_::edge, AF_LatinAxisRec_::edge_distance_threshold, AF_SegmentRec_::edge_next, AF_AxisHintsRec_::edges, error, AF_EdgeRec_::first, AF_SegmentRec_::flags, AF_EdgeRec_::flags, AF_EdgeRec_::fpos, FT_Bool, FT_DivFix(), FT_Err_Ok, FT_LOCAL_DEF, FT_MulFix(), FT_Pos, FT_ZERO, AF_SegmentRec_::height, AF_EdgeRec_::last, AF_SegmentRec_::link, AF_EdgeRec_::link, AF_SegmentRec_::max_coord, AF_SegmentRec_::min_coord, NULL, AF_AxisHintsRec_::num_edges, AF_AxisHintsRec_::num_segments, AF_EdgeRec_::opos, AF_SegmentRec_::pos, AF_EdgeRec_::pos, AF_AxisHintsRec_::segments, AF_SegmentRec_::serif, AF_EdgeRec_::serif, AF_LatinAxisRec_::standard_width, and AF_LatinAxisRec_::width_count.

Referenced by af_latin2_hints_detect_features().

af_latin2_hints_compute_segments()

af_latin2_hints_compute_segments	(	AF_GlyphHints	hints,
		AF_Dimension	dim
	)

Definition at line 706 of file aflatin2.c.

References af_axis_hints_new_segment(), AF_DIMENSION_HORZ, AF_EDGE_NORMAL, AF_EDGE_ROUND, AF_FLAG_CONTROL, AF_SegmentRec_::dir, error, AF_SegmentRec_::first, AF_PointRec_::flags, AF_SegmentRec_::flags, FT_ABS, FT_ASSERT, FT_Err_Ok, FT_LOCAL_DEF, FT_Pos, FT_ZERO, AF_PointRec_::fx, AF_PointRec_::fy, AF_SegmentRec_::height, AF_PointRec_::in_dir, AF_SegmentRec_::last, AF_AxisHintsRec_::major_dir, AF_SegmentRec_::max_coord, AF_SegmentRec_::min_coord, AF_PointRec_::next, NULL, AF_AxisHintsRec_::num_segments, AF_PointRec_::out_dir, AF_SegmentRec_::pos, AF_PointRec_::prev, AF_SegmentRec_::score, AF_AxisHintsRec_::segments, AF_PointRec_::u, and AF_PointRec_::v.

Referenced by af_latin2_hints_detect_features(), and af_latin2_metrics_init_widths().

af_latin2_hints_detect_features()

af_latin2_hints_detect_features	(	AF_GlyphHints	hints,
		AF_Dimension	dim
	)

Definition at line 1371 of file aflatin2.c.

References af_latin2_hints_compute_edges(), af_latin2_hints_compute_segments(), af_latin2_hints_link_segments(), error, and FT_LOCAL_DEF.

af_latin2_hints_link_segments()

af_latin2_hints_link_segments	(	AF_GlyphHints	hints,
		AF_Dimension	dim
	)

Definition at line 964 of file aflatin2.c.

References AF_LATIN_CONSTANT, AF_SegmentRec_::dir, AF_SegmentRec_::first, FT_LOCAL_DEF, FT_Pos, AF_SegmentRec_::last, AF_SegmentRec_::link, AF_AxisHintsRec_::major_dir, max, AF_SegmentRec_::max_coord, vl::min(), AF_SegmentRec_::min_coord, AF_AxisHintsRec_::num_segments, AF_SegmentRec_::pos, AF_SegmentRec_::score, AF_AxisHintsRec_::segments, and AF_SegmentRec_::serif.

Referenced by af_latin2_hints_detect_features(), and af_latin2_metrics_init_widths().

af_latin2_metrics_check_digits()

af_latin2_metrics_check_digits	(	AF_LatinMetrics	metrics,
		FT_Face	face
	)

Definition at line 429 of file aflatin2.c.

References AF_ScriptMetricsRec_::digits_have_same_width, FT_Bool, FT_Get_Advance(), FT_Get_Char_Index(), FT_LOAD_IGNORE_TRANSFORM, FT_LOAD_NO_HINTING, FT_LOAD_NO_SCALE, FT_LOCAL_DEF, i, and AF_LatinMetricsRec_::root.

af_latin2_metrics_init()

af_latin2_metrics_init	(	AF_LatinMetrics	metrics,
		FT_Face	face
	)

Definition at line 475 of file aflatin2.c.

References af_latin2_metrics_init_widths(), FT_FaceRec_::charmap, error, FT_Err_Ok, FT_Select_Charmap(), AF_LatinMetricsRec_::units_per_em, and FT_FaceRec_::units_per_EM.

af_latin2_metrics_init_widths()

af_latin2_metrics_init_widths	(	AF_LatinMetrics	metrics,
		FT_Face	face
	)

Definition at line 59 of file aflatin2.c.

References AF_DIMENSION_HORZ, AF_DIMENSION_MAX, AF_DIMENSION_VERT, af_glyph_hints_done(), af_glyph_hints_init(), af_glyph_hints_reload(), af_glyph_hints_rescale(), af_latin2_hints_compute_segments(), af_latin2_hints_link_segments(), AF_LATIN_CONSTANT, AF_LATIN_MAX_WIDTHS, AF_GlyphHintsRec_::axis, AF_LatinAxisRec_::edge_distance_threshold, error, AF_LatinAxisRec_::extra_light, AF_ScalerRec_::face, AF_ScalerRec_::flags, FT_Get_Char_Index(), FT_Load_Glyph(), FT_LOAD_NO_SCALE, FT_Pos, FT_RENDER_MODE_NORMAL, FT_ZERO, AF_SegmentRec_::link, AF_GlyphHintsRec_::memory, AF_AxisHintsRec_::num_segments, AF_SegmentRec_::pos, AF_ScalerRec_::render_mode, AF_LatinMetricsRec_::root, AF_ScriptMetricsRec_::scaler, AF_AxisHintsRec_::segments, AF_LatinAxisRec_::standard_width, AF_LatinMetricsRec_::units_per_em, AF_LatinAxisRec_::width_count, AF_LatinAxisRec_::widths, AF_ScalerRec_::x_delta, AF_ScalerRec_::x_scale, AF_ScalerRec_::y_delta, and AF_ScalerRec_::y_scale.

Referenced by af_latin2_metrics_init().

af_latin2_metrics_scale()

af_latin2_metrics_scale	(	AF_LatinMetrics	metrics,
		AF_Scaler	scaler
	)

Definition at line 683 of file aflatin2.c.

References AF_ScalerRec_::face, AF_ScalerRec_::flags, AF_ScalerRec_::render_mode, AF_LatinMetricsRec_::root, and AF_ScriptMetricsRec_::scaler.