changelog.20

winNT技术操作系统,国外开放的原代码和LIUX一样

	* src/base/ftcalc.c (FT_MulDiv): Fixed serious typo.

2001-08-12  Werner Lemberg  <[e-mail]>

	Updating to OpenType 1.3.

	* include/freetype/internal/tttypes.h (TT_CMap0, TT_CMap2, TT_CMap4,
	TT_CMap6): Adding field `language'.
	(TT_CMapTable): Removing field `language'.
	Type of `length' field changed to FT_ULong.
	Adding fields for cmaps format 8, 10, and 12.
	(TT_CMapGroup): New auxiliary structure.
	(TT_CMap8_12, TT_CMap10): New structures.
	* include/freetype/tttables.h (TT_HoriHeader, TT_VertHeader):
	Removed last element of `Reserved' array.
	* include/freetype/ttnameid.h (TT_PLATFORM_CUSTOM, TT_MS_ID_UCS_4,
	TT_NAME_ID_CID_FINDFONT_NAME): New macros.

	* src/sfnt/ttcmap.c (TT_CharMap_Load): Updated loading of `language'
	field to the new structures.
	Fixed freeing of arrays in case of unsuccessful loads.
	Added support for loading format 8, 10, and 12 cmaps.
	(TT_CharMap_Free): Added support for freeing format 8, 10, and 12
	cmaps.
	(code_to_index4): Small improvement.
	(code_to_index6): Ditto.
	(code_to_index8_12, code_to_index10): New functions.
	* src/sfnt/ttload.c (TT_Load_Metrics_Header): Updated to new
	structure.
	(TT_Load_CMap): Ditto.

	* src/sfnt/sfobjs.c (tt_encodings): Add MS UCS4 table (before MS
	Unicode).

2001-08-11  Werner Lemberg  <[e-mail]>

	* src/type1/t1driver.c (t1_get_name_index): Fix compiler warning.

2001-08-09  Tom Kacvinsky  <[e-mail]>

	* src/cff/cffdrivr.c (get_cff_glyph_name): Renamed to
	cff_get_glyph_name for consistency.

	(cff_get_glyph_index): Minor documentation change.

	* src/type1/t1driver.c (t1_get_name_index): New function used in
	Get_Interface as the function returned when the `name_index'
	function is requested.

	(get_t1_glyph_name): Renamed to t1_get_glyph_name for consistency.

2001-08-08  Tom Kacvinsky  <[e-mail]>

	* src/cff/cffload.c: Removed definitions of cff_isoadobe_charset,
	cff_expert_charset, cff_expertsubset_charset, cff_standard_encoding,
	and cff_expert_encoding arrays to cffload.h.

	* src/cff/cffload.h: Added definitions of cff_isoadobe_charset,
	cff_expert_charset, cff_expertsubset_charset, cff_standard_encoding,
	and cff_expert_encoding arrays.

	* src/cff/cffdrivr.c (cff_get_name_index): New function, returned
	when `cff_get_interface' is called with a request for the
	`name_index' function.

	(cff_get_interface): Modified so that it returns the function
	`cff_get_name_index' when the `name_index' function is requested.

	* src/base/ftobjs.c (FT_Get_Name_Index): New function, used to
	return a glyph index for a given glyph name only if the driver
	supports glyph names.

	* include/freetype/internal/ftobjs.h (FT_Name_Index_Requester):
	New function pointer type defintion used in the function
	FT_Get_Name_Index.

	* include/freetype/freetype.h (FT_Get_Name_Index): Added
	documentation and prototype.

2001-07-26  Werner Lemberg  <[e-mail]>

	* builds/cygwin/*: Removed.  Use the unix stuff instead.

2001-07-26  Jouk Jansen  <[e-mail]>

	* builds/vms/ftconfig.h (FT_CALLBACK_DEF): Updated to change dated
	2001-06-27.

2001-07-17  Werner Lemberg  <[e-mail]>

	* include/freetype/internal/psaux.h (PS_Table): Use FT_Offset for
	`cursor' and `capacity'.
	* src/psaux/psobjc.c (reallocate_t1_table): Use FT_Long for second
	parameter.
	(PS_Table_Add): Use FT_Offset for `new_size'.

	Add support for version 0.5 maxp tables.

	* src/sfnt/ttload.c (TT_Load_MaxProfile): Implement it.
	(TT_Load_OS2): Initialize some values.

2001-07-13  Werner Lemberg  <[e-mail]>

	* src/base/ftsynth.c: Include ftcalc.h unconditionally.

2001-07-07  David Turner  <[e-mail]>

	* src/truetype/ttgload.c, src/truetype/ttinterp.c, src/pcf/pcfread:
	Removed pedantic compiler warnings when the bytecode interpreter is
	compiled in.

2001-07-03  Werner Lemberg  <[e-mail]>

	* src/autohint/ahhint.c (ah_hinter_align_weak_points): Remove
	unused variable `edges'.
	(ah_hinter_load): Remove unused variables `old_width' and
	`new_width'.
	* src/cid/cidload.c (cid_decrypt): Use `U' for constant (again).
	* src/psaux/psobjs.c (T1_Decrypt): Ditto.
	* src/type1/t1parse.c (T1_Get_Private_Dict): Ditto.

2001-06-28  David Turner  <[e-mail]>

	* include/internal/ftstream.h: Modified the definitions
	of the FT_GET_XXXX and NEXT_XXXX macros for 16-bit correctness.

2001-06-26  Werner Lemberg  <[e-mail]>

	* src/cid/cidload.c, src/cid/cidload.h (cid_decrypt): Use FT_Offset
	instead of FT_Int as type for `length' parameter.
	* include/freetype/internal/psaux.h (PSAux_Interface): Updated.

2001-06-27  Wolfgang Domröse  <[e-mail]>

	* src/psaux/psobjs.c, src/psaux/psobjs.h (T1_Decrypt): Use FT_Offset
	instead of FT_Int as type for `length' parameter.


	* Version 2.0.4 released.
	=========================


2001-06-27  David Turner  <[e-mail]>

	* builds/unix/ftconfig.in: Changed the definition of the
	FT_CALLBACK_DEF macro.

	* include/freetype/ftconfig.h, src/*/*.c: Changed the definition and
	use of the FT_CALLBACK_DEF macro in order to support 16-bit
	compilers.

	* builds/unix/ftconfig.in: Changed the definition of the
	FT_CALLBACK_DEF macro.

	* src/sfnt/ttload.c (TT_Load_Kern): The kern table loader now ensures
	that the kerning table is correctly sorted (some problem fonts don't
	have a correct kern table).

2001-06-26  Wolfgang Domröse  <[e-mail]>

	* include/freetype/internal/ftstream.h (FT_GET_OFF3_LE): Fix typo.

2001-06-24  David Turner  <[e-mail]>

	* src/base/ftcalc.c (ft_div64by32): Fixed the source to work
	correctly on 16-bit systems.

2001-06-23  Anthony Fok  <[e-mail]>

	* debian/*: Added Debian package build directory for 2.0.4.

2001-06-22  David Turner  <[e-mail]>

	* docs/PATENTS: Added patents disclaimer.  This one was missing!

	* docs/CHANGES, docs/todo: Updated for the upcoming 2.0.4 release.

2001-06-20  Werner Lemberg  <[e-mail]>

	* include/freetype/config/ftconfig.h: Add two more `L's to
	constants.
	Add missing semicolons.

	* builds/toplevel.mk: Do similar change as for
	builds/unix/detect.mk.

	* include/freetype/freetype.h (FT_ENC_TAG): New version to make it
	easier to redefine.
	* include/freetype/ftimage.h (FT_IMAGE_TAG): Ditto.

	* src/pcf/pcfread.c (pcf_get_encodings): Add cast.

2001-06-19  David Turner  <[e-mail]>

	* builds/win32/visualc/freetype.dsp, builds/win32/visualc/index.html:
	Updated the Visual C++ project (for the 2.0.4 release).

	* builds/unix/detect.mk: Added rule for AIX detection (which uses
	/usr/sbin/init instead of /sbin/init).

	* include/freetype/fterrors.h, src/*/*err*.h: Updated some of the
	error macros to simplify handling of new error scheme.

2001-06-19  Werner Lemberg  <[e-mail]>

	* include/freetype/fttypes.h (FT_ERROR_MODULE): New macro.

2001-06-19  David Turner  <[e-mail]>

	Removing _lots_ of compiler warnings when the most pedantic warning
	levels of Visual C++ and Borland C++ are used.  Too many files to be
	listed here, but FT2 now compiles without warnings with VC++ and the
	`/W4' warning level (lint-style).

	* include/freetype/freetype.h (FT_New_Memory_Face): Updated
	documentation.
	* include/freetype/fttypes.h (FT_BOOL): New macro.
	* include/freetype/internal/ftdebug.h: Add #pragma for Visual C++
	to suppress warning.
	* include/freetype/internal/ftstream.h (FT_GET_SHORT_{BE,LE},
	FT_GET_OFF3_{BE,LE}, FT_GET_LONG_{BE,LE}): New macros.
	(NEXT_*): Use them.
	* src/autohint/ahglobal.c: Include FT_INTERNAL_DEBUG_H.
	(FT_New_Memory_Face): Add `const' to function declaration.

2001-06-18  Werner Lemberg  <[e-mail]>

	Minor cleanups to remove compiler warnings.

	* include/freetype/cache/ftcmanag.h (FTC_MAX_BYTES_DEFAULT): Use
	`L' for constant.
	* include/freetype/config/ftoption.h (FT_RENDER_POOL_SIZE): Ditto.
	* src/base/ftcalc.c (FT_MulDiv): Use `L' for constant.
	* src/base/ftglyph.c (FT_Glyph_Get_CBox): Remove `error' variable.
	* src/base/fttrigon.c (ft_trig_arctan_table): Use `L' for constants.
	* src/base/ftobjs.c (FT_Done_Size): Fix return value.
	(FT_Set_Char_Size, FT_Set_Pixel_Sizes, FT_Get_Kerning): Remove
	unused `memory' variable.
	* src/autohint/ahglyph.c (ah_get_orientation): Use `L' for constant.
	* src/autohint/ahhint.c (ah_hint_edges_3,
	ah_hinter_align_edge_points): Remove unused `before' and `after'
	variables.
	(ah_hinter_align_weak_points): Remove unused `edge_limit' variable.
	(ah_hinter_load): Remove unused `new_advance', `start_contour',
	and `metrics' variables.
	* src/cff/cffload.c (CFF_Load_Encoding): Remove dead code to avoid
	compiler warning.
	* src/cff/cffobjs.c (CFF_Init_Face): Remove unused `base_offset'
	variable.
	* src/cff/cffgload.c (CFF_Parse_CharStrings): Remove unused
	`outline' variable.
	(cff_compute_bias): Use `U' for constant.
	* src/cid/cidload.c (cid_decrypt): Ditto.
	* src/psaux/psobjs.c (T1_Decrypt): Ditto.
	* src/psaux/t1decode.c (T1_Decoder_Parse_CharStrings): Ditto.
	* src/sfnt/ttload.c (TT_Load_Kern): Remove unused `version'
	variable.
	* src/sfnt/ttsbit.c (TT_Load_SBit_Image): Remove unused `top'
	variable.
	* src/truetype/ttgload.c (load_truetype_glyph): Remove unused
	`num_contours' and `ins_offset' variables.
	(compute_glyph_metrics): Remove unused `Top' and `x_scale'
	variables.
	(TT_Load_Glyph): Remove unused `memory' variable.
	* src/smooth/ftgrays.c (grays_raster_render): Use `L' for constants.

2001-06-18  Werner Lemberg  <[e-mail]>

	Make the new error scheme source compatible with older FT versions
	by introducing another layer.

	* include/freetype/fterrors.h (FT_ERRORDEF_, FT_NOERRORDEF_): New
	macros.
	(FT_NOERRORDEF): Removed.
	* include/*/*err*.h: Use FT_ERRORDEF_ and FT_NOERRORDEF_.

2001-06-16  Werner Lemberg  <[e-mail]>

	* include/freetype/freetype.h (FT_ENC_TAG): New macro.
	(FT_Encoding_): Use it.
	* include/freetype/ftimage.h (FT_IMAGE_TAG): Define it
	conditionally.

2001-06-14  David Turner  <[e-mail]>

	Modified the TrueType interpreter to let it use the new
	trigonometric functions provided in `fttrigon.h'.  This gets rid of
	some old 64-bit computation routines, as well as many warnings when
	compiling the library with the `long long' 64-bit integer type.

	* include/freetype/config/ftoption.h: Undefine
	FT_CONFIG_OPTION_OLD_CALCS.
	* include/freetype/internal/ftcalc.h: Rearrange use of
	FT_CONFIG_OPTION_OLD_CALCS.
	* src/base/ftcalc.c: Add declaration of FT_Int64 if
	FT_CONFIG_OPTION_OLD_CALCS isn't defined.
	* src/truetype/ttinterp.c: Use FT_TRIGONOMETRY_H.
	(Norm): Add a special version if FT_CONFIG_OPTION_OLD_CALCS isn't
	defined.
	(Current_Ratio, Normalize): Simplify code.

2001-06-11  Mike Owens  <[e-mail]>

	* src/base/ftcalc.c (FT_MulDiv, FT_DivFix, FT_Sqrt64): Remove
	compiler warnings.

2001-06-08  Werner Lemberg  <[e-mail]>

	* builds/unix/configure.in: Renamed to ...
	* builds/unix/configure.ac: This to make sure that autoconf 2.50 is
	needed.
	Run `autoupdate' on it.
	Increase `version_info' to 7:0:1.
	* builds/unix/configure: Regenerated.

2001-06-08  David Turner  <[e-mail]>

	* src/autohint/ahhint.c (ah_hinter_load_glyph): Fixed a bug that
	corrupted transformed glyphs that were auto-hinted (the transform
	was applied twice).

	Fixed a bug that returned an invalid linear width for composite
	TrueType glyphs.

	* include/internal/tttypes.h (TT_Loader_): Two new elements `linear'
	and `linear_def'.
	* src/truetype/ttgload.c (load_truetype_glyph,
	compute_glyph_metrics): Use it.

	* include/fttypes.h (FT_ERROR_BASE): New macro.
	* src/base/ftobjs.c (FT_Open_Face, FT_Render_Glyph_Internal): Use it
	to make source code work with the new error scheme implemented by
	Werner.
	* src/base/ftoutln.c (FT_Outline_Render): Ditto.

2001-06-07  Werner Lemberg  <[e-mail]>

	Updating to libtool 1.4.0 and autoconf 2.50.

	* builds/unix/ltconfig: Removed.
	* builds/unix/ltmain.sh, builds/unix/configure.in,
	builds/unix/aclocal.m4: Updated.
	* builds/unix/configure: Regenerated.

2001-06-06  Werner Lemberg  <[e-mail]>

	Complete redesign of error codes.  Please check ftmoderr.h for more
	details.

	* include/freetype/internal/cfferrs.h,
	include/freetype/internal/tterrors.h,
	include/freetype/internal/t1errors.h: Removed.  Replaced with files
	local to the module.  All extra error codes have been moved to
	`fterrors.h'.

	* src/sfnt/ttpost.h: Move error codes to `fterrors.h'.

	* src/autohint/aherrors.h, src/cache/ftcerror.h, src/cff/cfferrs.h,
	src/cid/ciderrs.h, src/pcf/pcferror.h, src/psaux/psauxerr.h,
	src/psnames/psnamerr.h, src/raster/rasterrs.h, src/sfnt/sferrors.h,
	src/smooth/ftsmerrs.h, src/truetype/tterrors.h,
	src/type1/t1errors.h, src/winfonts/fnterrs.h: New files defining the