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Diffstat (limited to 'src/autofit/aflatin.h')
| -rw-r--r-- | src/autofit/aflatin.h | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/src/autofit/aflatin.h b/src/autofit/aflatin.h deleted file mode 100644 index 3251d37..0000000 --- a/src/autofit/aflatin.h +++ /dev/null @@ -1,209 +0,0 @@ -/***************************************************************************/ -/* */ -/* aflatin.h */ -/* */ -/* Auto-fitter hinting routines for latin script (specification). */ -/* */ -/* Copyright 2003, 2004, 2005, 2006, 2007 by */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* This file is part of the FreeType project, and may only be used, */ -/* modified, and distributed under the terms of the FreeType project */ -/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ -/* this file you indicate that you have read the license and */ -/* understand and accept it fully. */ -/* */ -/***************************************************************************/ - - -#ifndef __AFLATIN_H__ -#define __AFLATIN_H__ - -#include "afhints.h" - - -FT_BEGIN_HEADER - - - /* the latin-specific script class */ - - FT_CALLBACK_TABLE const AF_ScriptClassRec - af_latin_script_class; - - -/* constants are given with units_per_em == 2048 in mind */ -#define AF_LATIN_CONSTANT( metrics, c ) \ - ( ( (c) * (FT_Long)( (AF_LatinMetrics)(metrics) )->units_per_em ) / 2048 ) - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** L A T I N G L O B A L M E T R I C S *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - - /* - * The following declarations could be embedded in the file `aflatin.c'; - * they have been made semi-public to allow alternate script hinters to - * re-use some of them. - */ - - - /* Latin (global) metrics management */ - - enum - { - AF_LATIN_BLUE_CAPITAL_TOP, - AF_LATIN_BLUE_CAPITAL_BOTTOM, - AF_LATIN_BLUE_SMALL_F_TOP, - AF_LATIN_BLUE_SMALL_TOP, - AF_LATIN_BLUE_SMALL_BOTTOM, - AF_LATIN_BLUE_SMALL_MINOR, - - AF_LATIN_BLUE_MAX - }; - - -#define AF_LATIN_IS_TOP_BLUE( b ) ( (b) == AF_LATIN_BLUE_CAPITAL_TOP || \ - (b) == AF_LATIN_BLUE_SMALL_F_TOP || \ - (b) == AF_LATIN_BLUE_SMALL_TOP ) - -#define AF_LATIN_MAX_WIDTHS 16 -#define AF_LATIN_MAX_BLUES AF_LATIN_BLUE_MAX - - - enum - { - AF_LATIN_BLUE_ACTIVE = 1 << 0, - AF_LATIN_BLUE_TOP = 1 << 1, - AF_LATIN_BLUE_ADJUSTMENT = 1 << 2, /* used for scale adjustment */ - /* optimization */ - AF_LATIN_BLUE_FLAG_MAX - }; - - - typedef struct AF_LatinBlueRec_ - { - AF_WidthRec ref; - AF_WidthRec shoot; - FT_UInt flags; - - } AF_LatinBlueRec, *AF_LatinBlue; - - - typedef struct AF_LatinAxisRec_ - { - FT_Fixed scale; - FT_Pos delta; - - FT_UInt width_count; - AF_WidthRec widths[AF_LATIN_MAX_WIDTHS]; - FT_Pos edge_distance_threshold; - FT_Pos standard_width; - FT_Bool extra_light; - - /* ignored for horizontal metrics */ - FT_Bool control_overshoot; - FT_UInt blue_count; - AF_LatinBlueRec blues[AF_LATIN_BLUE_MAX]; - - FT_Fixed org_scale; - FT_Pos org_delta; - - } AF_LatinAxisRec, *AF_LatinAxis; - - - typedef struct AF_LatinMetricsRec_ - { - AF_ScriptMetricsRec root; - FT_UInt units_per_em; - AF_LatinAxisRec axis[AF_DIMENSION_MAX]; - - } AF_LatinMetricsRec, *AF_LatinMetrics; - - - FT_LOCAL( FT_Error ) - af_latin_metrics_init( AF_LatinMetrics metrics, - FT_Face face ); - - FT_LOCAL( void ) - af_latin_metrics_scale( AF_LatinMetrics metrics, - AF_Scaler scaler ); - - FT_LOCAL( void ) - af_latin_metrics_init_widths( AF_LatinMetrics metrics, - FT_Face face, - FT_ULong charcode ); - - - /*************************************************************************/ - /*************************************************************************/ - /***** *****/ - /***** L A T I N G L Y P H A N A L Y S I S *****/ - /***** *****/ - /*************************************************************************/ - /*************************************************************************/ - - enum - { - AF_LATIN_HINTS_HORZ_SNAP = 1 << 0, /* enable stem width snapping */ - AF_LATIN_HINTS_VERT_SNAP = 1 << 1, /* enable stem height snapping */ - AF_LATIN_HINTS_STEM_ADJUST = 1 << 2, /* enable stem width/height */ - /* adjustment */ - AF_LATIN_HINTS_MONO = 1 << 3 /* indicate monochrome */ - /* rendering */ - }; - - -#define AF_LATIN_HINTS_DO_HORZ_SNAP( h ) \ - AF_HINTS_TEST_OTHER( h, AF_LATIN_HINTS_HORZ_SNAP ) - -#define AF_LATIN_HINTS_DO_VERT_SNAP( h ) \ - AF_HINTS_TEST_OTHER( h, AF_LATIN_HINTS_VERT_SNAP ) - -#define AF_LATIN_HINTS_DO_STEM_ADJUST( h ) \ - AF_HINTS_TEST_OTHER( h, AF_LATIN_HINTS_STEM_ADJUST ) - -#define AF_LATIN_HINTS_DO_MONO( h ) \ - AF_HINTS_TEST_OTHER( h, AF_LATIN_HINTS_MONO ) - - - /* - * This shouldn't normally be exported. However, other scripts might - * like to use this function as-is. - */ - FT_LOCAL( FT_Error ) - af_latin_hints_compute_segments( AF_GlyphHints hints, - AF_Dimension dim ); - - /* - * This shouldn't normally be exported. However, other scripts might - * want to use this function as-is. - */ - FT_LOCAL( void ) - af_latin_hints_link_segments( AF_GlyphHints hints, - AF_Dimension dim ); - - /* - * This shouldn't normally be exported. However, other scripts might - * want to use this function as-is. - */ - FT_LOCAL( FT_Error ) - af_latin_hints_compute_edges( AF_GlyphHints hints, - AF_Dimension dim ); - - FT_LOCAL( FT_Error ) - af_latin_hints_detect_features( AF_GlyphHints hints, - AF_Dimension dim ); - -/* */ - -FT_END_HEADER - -#endif /* __AFLATIN_H__ */ - - -/* END */ |