Commit Graph

5678 Commits

Author SHA1 Message Date
Werner Lemberg 9db55ad1af Typo. 2017-01-30 07:35:06 +01:00
Werner Lemberg 1c19b54999 freetype.h: Improve Unicode Variation Sequence documentation. 2017-01-28 11:39:51 +01:00
Werner Lemberg 464b16ba46 s/GB2312/PRC/.
* include/freetype/freetype.h (FT_ENCODING_PRC): New enum value.
(FT_ENCODING_GB2312): Deprecated.

* include/freetype/ttnameid.h (TT_MS_ID_PRC): New macro.
(TT_MS_ID_GB2312): Deprecated.

* src/sfnt/sfobjs.c (sfnt_find_encoding): Updated.

* docs/CHANGES: Updated.
2017-01-27 08:45:46 +01:00
Werner Lemberg f4253366f1 [base] Add `FT_Get_Sfnt_LangTag' function.
* include/freetype/ftsnames.h (FT_SfntLangTag): New structure.
(FT_Get_Sfnt_LangTag): New declaration.

* src/base/ftsnames.c (FT_Get_Sfnt_LangTag): New funtion.

* docs/CHANGES: Updated.
2017-01-27 00:06:52 +01:00
Werner Lemberg 939df42072 [sfnt] Support `name' table format 1.
* include/freetype/internal/tttypes.h (TT_LangTagRec): New
structure.
(TT_NameTableRec): Add fields `numLangTagRecords' and `langTags'.

* src/sfnt/ttload.c (tt_face_load_name): Add support for language
tags.
Reduce array size of name strings in case of invalid entries.
(tt_face_free_name): Updated.

* docs/CHANGES: Updated.
2017-01-26 21:41:38 +01:00
Werner Lemberg f4e5696643 [sfnt] s/TT_NameEntry/TT_Name/.
* include/freetype/internal/tttypes.h (TT_NameEntryRec): Renamed
to...
(TT_NameRec): This.
(TT_NameTableRec): Updated.

* src/base/ftsnames.c (FT_Get_Sfnt_Name): Updated.

* src/sfnt/sfdriver.c (sfnt_get_ps_name): Updated.

* src/sfnt/sfobjs.c (tt_name_entry_ascii_from_utf16,
tt_name_entry_ascii_from_other): Renamed to...
(tt_name_ascii_from_utf16, tt_name_entry_ascii_from_other): This,
respectively.
(TT_NameEntry_ConvertFunc): Renamed to...
(TT_Name_ConvertFunc): This.
(tt_face_get_name): Updated.

* src/sfnt/ttload.c (tt_face_load_name, tt_face_free_names):
Updated.
2017-01-25 15:08:41 +01:00
Werner Lemberg d66c3645fc Minor: Use `FT_ERR' macro. 2017-01-25 12:53:06 +01:00
Alexei Podtelezhnikov 983fb0df5a Typos. 2017-01-24 23:56:59 -05:00
Werner Lemberg 143971202a [sfnt] Fix Postscript name service for symbol fonts.
* src/sfnt/sfdriver.c (sfnt_get_ps_name): Accept PID/EID=3/0
entries also.
2017-01-24 20:48:50 +01:00
Werner Lemberg 141f0ea5ab [truetype] For OpenType 1.7: s/preferred/typographic/ (sub)family.
* include/freetype/ftsnames.h
(FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_FAMILY,
FT_PARAM_TAG_IGNORE_TYPOGRAPHIC_SUBFAMILY): New macros.
(FT_PARAM_TAG_IGNORE_PREFERRED_FAMILY,
FT_PARAM_TAG_IGNORE_PREFERRED_SUBFAMILY): Deprecated.

* include/freetype/ttnameid.h (TT_NAME_ID_TYPOGRAPHIC_FAMILY,
TT_NAME_ID_TYPOGRAPHIC_SUBFAMILY): New macros.
(TT_NAME_ID_PREFERRED_FAMILY, TT_NAME_ID_PREFERRED_SUBFAMILY):
Deprecated.

* src/sfnt/sfobjs.c (sfnt_load_face): Updated.

* docs/CHANGES: Updated.
2017-01-24 17:00:36 +01:00
Werner Lemberg 693f56ffcd [base] Add `FT_Set_Default_Properties' (#49187).
* include/freetype/ftmodapi.h: Add declaration.

* src/base/ftinit.c (ft_set_default_properties): Renamed to...
(FT_Set_Default_Properties): ... this.
(FT_Init_FreeType): Updated.

* docs/CHANGES: Updated.
2017-01-23 12:53:18 +01:00
Werner Lemberg f502092bcd [truetype] Minor updates for OpenType 1.8.1.
* src/truetype/ttgxvar.h (GX_MVarTable): `axisCount' has been
removed frem the specification; it is now reserved.

* src/truetype/ttgxvar.c (ft_var_load_mvar): Updated.
(GX_FVar_Head): Remove `countSizePairs'; the corresponding data
field in the `MVAR' table is now reserved.
(fvar_fields): Updated.
2017-01-23 11:47:40 +01:00
Werner Lemberg 79d52b9a8d [truetype] Avoid segfault for invalid variation data.
* src/truetype/ttgxvar.c (ft_var_load_item_variation_store): Assure
`itemCount' is not zero.

Reported as

  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=441
2017-01-23 07:43:56 +01:00
Alexei Podtelezhnikov 15c6e8d6c5 Typos. 2017-01-22 23:09:05 -05:00
Werner Lemberg 43061d6a93 * src/truetype/ttinterp.c (TT_RunIns): Adjust loop detector limits. 2017-01-20 10:16:38 +01:00
Alexei Podtelezhnikov a32270ae0e Typos. 2017-01-19 23:01:44 -05:00
Alexei Podtelezhnikov 236bbdbef9 Typos. 2017-01-18 23:12:31 -05:00
Alexei Podtelezhnikov ca472220a4 Typos. 2017-01-17 23:45:08 -05:00
Werner Lemberg 8013d89f7f ftsnames.h, ttnameid.h, tttables.h: Revise documentation.
Show more macros in the reference: TT_MAC_LANGID_XXX, TT_MS_LANGID_XXX,
TT_NAME_ID_XXX, TT_UCR_XXX.

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2017-01-17 12:39:53 +01:00
Werner Lemberg ba6f3e18d0 * include/freetype/ttnameid.h: Updated to OpenType 1.8.1.
(TT_APPLE_ID_FULL_UNICODE): New macro.

(TT_MS_LANGID_BOSNIAN_BOSNIA_HERZ_CYRILLIC,
TT_MS_LANGID_UPPER_SORBIAN_GERMANY,
TT_MS_LANGID_LOWER_SORBIAN_GERMANY, TT_MS_LANGID_IRISH_IRELAND,
TT_MS_LANGID_INUKTITUT_CANADA_LATIN, TT_MS_LANGID_BASHKIR_RUSSIA,
TT_MS_LANGID_LUXEMBOURGISH_LUXEMBOURG,
TT_MS_LANGID_GREENLANDIC_GREENLAND, TT_MS_LANGID_MAPUDUNGUN_CHILE,
TT_MS_LANGID_MOHAWK_MOHAWK, TT_MS_LANGID_BRETON_FRANCE,
TT_MS_LANGID_OCCITAN_FRANCE, TT_MS_LANGID_CORSICAN_FRANCE,
TT_MS_LANGID_ALSATIAN_FRANCE, TT_MS_LANGID_YAKUT_RUSSIA,
TT_MS_LANGID_KICHE_GUATEMALA, TT_MS_LANGID_KINYARWANDA_RWANDA,
TT_MS_LANGID_WOLOF_SENEGAL, TT_MS_LANGID_DARI_AFGHANISTAN): New
macros.

(TT_MS_LANGID_SERBIAN_BOSNIA_HERZ_CYRILLIC): Fix value.

(TT_MS_LANGID_GERMAN_LIECHTENSTEIN, TT_MS_LANGID_CATALAN_CATALAN,
TT_MS_LANGID_CHINESE_MACAO, TT_MS_LANGID_SPANISH_SPAIN_MODERN_SORT,
TT_MS_LANGID_KOREAN_KOREA, TT_MS_LANGID_ROMANSH_SWITZERLAND,
TT_MS_LANGID_SLOVENIAN_SLOVENIA, TT_MS_LANGID_BASQUE_BASQUE,
TT_MS_LANGID_SETSWANA_SOUTH_AFRICA,
TT_MS_LANGID_ISIXHOSA_SOUTH_AFRICA,
TT_MS_LANGID_ISIZULU_SOUTH_AFRICA, TT_MS_LANGID_KAZAKH_KAZAKHSTAN,
TT_MS_LANGID_KYRGYZ_KYRGYZSTAN, TT_MS_LANGID_KISWAHILI_KENYA,
TT_MS_LANGID_TATAR_RUSSIA, TT_MS_LANGID_ODIA_INDIA,
TT_MS_LANGID_MONGOLIAN_PRC, TT_MS_LANGID_TIBETAN_PRC,
TT_MS_LANGID_WELSH_UNITED_KINGDOM, TT_MS_LANGID_GALICIAN_GALICIAN,
TT_MS_LANGID_SINHALA_SRI_LANKA, TT_MS_LANGID_TAMAZIGHT_ALGERIA,
TT_MS_LANGID_SESOTHO_SA_LEBOA_SOUTH_AFRICA, TT_MS_LANGID_YI_PRC,
TT_MS_LANGID_UIGHUR_PRC): New aliases.

Remove commented out code.

(TT_NAME_ID_LIGHT_BACKGROUND, TT_NAME_ID_DARK_BACKGROUND,
TT_NAME_ID_VARIATIONS_PREFIX): New macros.

(HAVE_LIMIT_ON_IDENTS): Remove macro (which was useless since many
years), use guarded long macros by default and define short versions
as aliases for the long ones.
2017-01-17 11:50:09 +01:00
Werner Lemberg 66725768cd ftmm.h: Revise documentation.
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2017-01-15 16:17:26 +01:00
Werner Lemberg 8665e3f4af freetype.h: Revise documentation.
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2017-01-15 15:23:06 +01:00
Werner Lemberg 322b3be514 * src/truetype/ttgxvar.c (tt_apply_var): Handle underline parameters
also.
2017-01-15 13:57:25 +01:00
Werner Lemberg eae29d9155 Minor documentation updates. 2017-01-13 10:33:09 +01:00
Werner Lemberg c529885b0b * src/base/ftobjs.c (ft_open_face_internal): Improve tracing. 2017-01-12 08:42:55 +01:00
Werner Lemberg 56645f8a8b Fix documentation of `FT_Get_Sfnt_Name'.
Problem reported by 張俊芝 <418092625@qq.com>.
2017-01-11 16:25:52 +01:00
Werner Lemberg cb93704796 Document MVAR handling. 2017-01-11 14:21:47 +01:00
Werner Lemberg 723aafb5e3 [truetype] Actually use metrics variation service.
* src/base/ftmm.c: Include FT_SERVICE_METRICS_VARIATIONS_H.
(ft_face_get_mvar_service): New auxiliary function to look up
metrics variation service.
(FT_Set_Var_Design_Coordinates, FT_Set_MM_Blend_Coordinates,
FT_Set_Var_Blend_Coordinates): Call metrics variation service.

* src/truetype/ttobjs.c (tt_face_init): Use metrics variations for
named instances.
2017-01-11 14:21:26 +01:00
Werner Lemberg d718ac4ead [truetype] Provide metrics variation service.
* include/freetype/internal/services/svmetric.h
(FT_Metrics_Adjust_Func): Reduce number of necessary parameters.

* src/truetype/ttgxvar.c: Include FT_LIST_H.
(tt_size_reset_iterator): New auxiliary function for...
(tt_apply_var): New function.

* src/truetype/ttgxvar.h: Updated.

* src/truetype/ttdriver.c (tt_service_metrics_variations): Add
`tt_apply_mvar'.

* include/freetype/internal/ftserv.h (FT_ServiceCache): Add metrics
variation service.
2017-01-11 14:12:34 +01:00
Werner Lemberg 07ee1d250c [truetype] Parse `MVAR' table.
* src/truetype/ttgxvar.h (MVAR_TAG_XXX): New macros for MVAR tags.
(GX_Value, GX_MVarTable): New structures.
(GX_Blend): Add it.

* src/truetype/ttgxvar.c (GX_VALUE_SIZE, GX_VALUE_CASE,
GX_GASP_CASE): New macros.
(ft_var_get_value_pointer): New auxiliary function to get a pointer
to a value from various SFNT tables already stored in `TT_Face'.
(ft_var_load_mvar): New function.
(TT_Get_MM_Var): Call it.
(tt_done_blend): Updated.
2017-01-11 12:50:51 +01:00
Werner Lemberg 8ab08cff63 [truetype] More preparations for MVAR support.
* src/truetype/ttobjs.c (tt_size_reset): Add argument to make
function only recompute ascender, descender, and height.

* src/truetype/ttobjs.h: Updated.

* src/truetype/ttdriver.c (tt_size_select, tt_size_request):
Updated.
2017-01-11 10:05:27 +01:00
Werner Lemberg 7ccca6aec1 [pcf] Disable long family names by default.
* include/freetype/config/ftoption.h
(PCF_CONFIG_OPTION_LONG_FAMILY_NAMES): Comment out.
2017-01-09 19:54:44 +01:00
Werner Lemberg 08fd250e1a [pcf] Make long family names configurable.
The change from 2016-09-29 was too radical (except for people using
the openSuSE GNU/Linux distribution).  To ameliorate the situation,
PCF_CONFIG_OPTION_LONG_FAMILY_NAMES gets introduced which controls
the feature; if set, a new PCF property option
`no-long-family-names' can be used to switch this feature off.

* include/freetype/config/ftoption.h, devel/ftoption.h
(PCF_CONFIG_OPTION_LONG_FAMILY_NAMES): New option.

* include/freetype/ftpcfdrv.h: New header file (only containing
comments currently, used for building the documentation).

* include/freetype/config/ftheader.h (FT_PCF_DRIVER_H): New macro.

* src/pcf/pcf.h (PCF_Driver): Add `no_long_family_names' field.

* src/pcf/pcfdrivr.c: Include FT_SERVICE_PROPERTIES_H and
FT_PCF_DRIVER_H.
(pcf_property_set, pcf_property_get): New functions.
(pcf_service_properties): New service.
(pcf_servives): Updated.
(pcf_driver_init) [PCF_CONFIG_OPTION_LONG_FAMILY_NAMES]: Handle
`no_long_family_names'.

* src/pcf/pcfread.c (pcf_load_font): Handle `no_long_family_names'
and PCF_CONFIG_OPTION_LONG_FAMILY_NAMES.

* docs/CHANGES: Updated.
2017-01-09 11:30:32 +01:00
Werner Lemberg f837a50ec3 [pcf] Introduce a driver structure.
To be filled later on with something useful.

* src/pcf/pcf.h (PCF_Driver): New structure.

* src/pcf/pcfdrivr.c (pcf_driver_init, pcf_driver_done): New dummy
functions.
(pcf_driver_class): Updated.
2017-01-09 10:49:03 +01:00
Werner Lemberg 469ced7f7f [truetype] Again some GX code shuffling.
We need this later on for MVAR also.

* src/truetype/ttgxvar.c (tt_hadvance_adjust): Split off computing
an item store variation delta into...
(ft_var_get_item_delta): ...new function.
2017-01-08 09:28:34 +01:00
Werner Lemberg 6812f17472 [truetype] Adjust font variation flags for MVAR.
* include/freetype/internal/tttypes.h (TT_FACE_FLAG_VAR_XXX):
Remove all flags related to MVAR; replace it with...
(TT_FACE_FLAG_VAR_MVAR): ...this new macro.
(TT_Face): Remove `mvar_support' field (which was still unused).
2017-01-08 07:33:05 +01:00
Werner Lemberg 21a0457707 Comment. 2017-01-07 12:00:18 +01:00
Werner Lemberg 0291913491 [truetype] More GX code shuffling.
We need this later on for MVAR also.

* src/truetype/ttgxvar.c (tt_done_blend): Split off handling of item
variation store into...
(ft_var_done_item_variation_store): ...new function.
2017-01-07 07:45:28 +01:00
Werner Lemberg fb90f00cbd [truetype] More generalization of GX stuff.
We need this later on for MVAR also.

* src/truetype/ttgxvar.c (ft_var_load_delta_set_index_mapping): Add
parameters for delta-set index mapping and item variation store.
(ft_var_load_item_variation_store): Add parameter for item variation
store.
s/hvarData/varData/.
Move allocation of `hvar_table' to...
(ft_var_load_hvar): ...this function.
Updated.
2017-01-06 22:23:52 +01:00
Werner Lemberg 0bd0112f4e [truetype] Some GX structure renames for generalization.
We need this later on for MVAR also.

* src/truetype/ttgxvar.h (GX_HVarData): Renamed to...
(GX_ItemVarData): ...this.
(GX_HVarRegion): Renamed to...
(GX_VarRegion): ...this.
(GX_HVStore): Renamed to...
(GX_ItemVarStore): ...this.
(GX_WidthMap): Renamed to...
(GX_DeltaSetIdxMap): ...this.

(GX_HVarTable): Updated.

* src/truetype/ttgxvar.c: Updated.
2017-01-06 21:32:49 +01:00
Werner Lemberg 9c814704c0 [truetype] Code shuffling.
* src/truetype/ttgxvar.c (): Split off loading of item variation
store and delta set index mapping into...
(ft_var_load_item_variation_store,
ft_var_load_delta_set_index_mapping): ... new functions.
2017-01-06 21:13:36 +01:00
Werner Lemberg 7e1cce58b5 [truetype] Add HVAR access without advance width map.
* src/truetype/ttgxvar.c (ft_var_load_hvar): Handle case where
`offsetToAdvanceWidthMapping' is zero.
(tt_hadvance_adjust): Implement direct deltaSet access by glyph
index.
2017-01-06 20:31:22 +01:00
Werner Lemberg 8b755445bb [pcf] Revise driver.
This commit improves tracing and handling of malformed fonts.  In
particular, the changes to `pcf_get_properties' fix

  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=379

* src/pcf/pcfread.c (tableNames): Use long names for better
readability.
(pcf_read_TOC): Allow at most 9 tables.
(pcf_get_properties): Allow at most 256 properties.
Limit strings array length to 256 * (65536 + 1) bytes.
Better tracing.
(pcf_get_metric): Trace metric data.
(pcf_get_metrics): Allow at most 65536 metrics.
Fix comparison of `metrics->ascent' and `metrics->descent' to avoid
potential overflow.
Better tracing.
(pcf_get_bitmaps): Allow at most 65536 bitmaps.
Better tracing.
(pcf_get_encodings, pcf_get_accel): Better tracing.

* src/pcf/pcfdrivr.c (PCF_Glyph_Load): Don't trace `format' details.
These are now shown by `pcf_get_bitmaps'.
2017-01-06 11:47:55 +01:00
Werner Lemberg 348d39c68a Comment. 2017-01-05 12:29:55 +01:00
Werner Lemberg 563ae78022 Update copyright year. 2017-01-04 20:16:34 +01:00
Werner Lemberg a7c2f44b45 * src/pcf/pcfdrivr.c (PCF_Face_Init): Trace compression format. 2017-01-04 13:12:03 +01:00
Werner Lemberg c9d477242c [cff] More consistency checks for pure CFFs.
Reported as

  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=378

* src/cff/cffload.c (cff_font_load): Check element number and size
of Name and Top DICT indices.
2017-01-04 10:00:49 +01:00
Werner Lemberg 025226ae14 [cff, truetype] Minor tracing improvement.
* src/cff/cffobjs.c (cff_face_init), src/truetype/ttobjs.c
(tt_face_init): Indent first tracing message from SFNT driver.
2017-01-04 07:45:44 +01:00
Werner Lemberg 8982405f0c [truetype] Various minor fixes.
* src/truetype/ttgload.c (TT_Load_Simple_Glyph): Check instruction
size only if we do native hinting.
(TT_Load_Glyph): Trace returned error code.

* src/truetype/ttobjs.c (tt_size_run_fpgm, tt_size_run_prep): Trace
returned error code.
(tt_size_ready_bytecode): Don't run `prep' table if `fpgm' table is
invalid.
2017-01-03 09:46:19 +01:00
Werner Lemberg 624b680289 [sfnt] Don't fail if PCLT, EBLC (and similar tables) are invalid.
These tables are optional.

* src/sfnt/sfobjs.c (sfnt_load_face): Implement it.
2017-01-03 09:42:41 +01:00