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* devel/ftoption.h: Synchronize with main `ftoption.h'.

This commit is contained in:
Werner Lemberg 2018-08-06 11:02:51 +02:00
parent f24dbb2811
commit b09e773591
3 changed files with 115 additions and 55 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2018-08-06 Werner Lemberg <wl@gnu.org>
* devel/ftoption.h: Synchronize with main `ftoption.h'.
2018-08-06 Alexei Podtelezhnikov <apodtele@gmail.com>
[pcf] Use unsigned types.

103
devel/ftoption.h
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@ -75,32 +75,38 @@ FT_BEGIN_HEADER
/*************************************************************************/
/**************************************************************************
/*#************************************************************************
*
* If you enable this configuration option, FreeType recognizes an
* environment variable called `FREETYPE_PROPERTIES', which can be used
* to control the various font drivers and modules. The controllable
* properties are listed in the section `Controlling FreeType Modules'
* in the reference's table of contents; currently there are properties
* for the auto-hinter (file `ftautoh.h'), CFF (file `ftcffdrv.h'),
* TrueType (file `ftttdrv.h'), and PCF (file `ftpcfdrv.h').
* environment variable called `FREETYPE_PROPERTIES', which can be used to
* control the various font drivers and modules. The controllable
* properties are listed in the section @properties.
*
* You have to undefine this configuration option on platforms that lack
* the concept of environment variables (and thus don't have the `getenv'
* function), for example Windows CE.
*
* `FREETYPE_PROPERTIES' has the following syntax form (broken here into
* multiple lines for better readability).
*
* {
* <optional whitespace>
* <module-name1> ':'
* @property-name1: '=' <property-value1>
* @whitespace:
* <module-name2> ':'
* @property-name2: '=' <property-value2>
* ...
* <property-name1> '=' <property-value1>
* <whitespace>
* <module-name2> ':'
* <property-name2> '=' <property-value2>
* ...
* }
*
* Example:
*
* FREETYPE_PROPERTIES=truetype:interpreter-version=35 \
* cff:no-stem-darkening=1 \
* autofitter:warping=1
* {
* FREETYPE_PROPERTIES=truetype:interpreter-version=35 \
* cff:no-stem-darkening=1 \
* autofitter:warping=1
* }
*
*/
#define FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES
@ -211,6 +217,10 @@ FT_BEGIN_HEADER
*
* Do not #undef this macro here since the build system might define
* it for certain configurations only.
*
* If you use a build system like cmake or the `configure' script,
* options set by those programs have precendence, overwriting the
* value here with the configured one.
*/
/* #define FT_CONFIG_OPTION_SYSTEM_ZLIB */
@ -227,6 +237,10 @@ FT_BEGIN_HEADER
* the system available bzip2 implementation.
*
* Define this macro if you want to enable this `feature'.
*
* If you use a build system like cmake or the `configure' script,
* options set by those programs have precendence, overwriting the
* value here with the configured one.
*/
#define FT_CONFIG_OPTION_USE_BZIP2
@ -252,6 +266,10 @@ FT_BEGIN_HEADER
* supported regardless of this configuration.
*
* Define this macro if you want to enable this `feature'.
*
* If you use a build system like cmake or the `configure' script,
* options set by those programs have precendence, overwriting the
* value here with the configured one.
*/
#define FT_CONFIG_OPTION_USE_PNG
@ -265,6 +283,10 @@ FT_BEGIN_HEADER
* by a font's character map will be hinted also.
*
* Define this macro if you want to enable this `feature'.
*
* If you use a build system like cmake or the `configure' script,
* options set by those programs have precendence, overwriting the
* value here with the configured one.
*/
#define FT_CONFIG_OPTION_USE_HARFBUZZ
@ -577,17 +599,21 @@ FT_BEGIN_HEADER
* [1] for a technical overview on what this means. See `ttinterp.h'
* for more details on the LEAN option.
*
* There are three options.
* There are three possible values.
*
* 1. This option is associated with the `Infinality' moniker.
* Contributed by an individual nicknamed Infinality with the goal of
* Value 1:
* This value is associated with the `Infinality' moniker,
* contributed by an individual nicknamed Infinality with the goal of
* making TrueType fonts render better than on Windows. A high
* amount of configurability and flexibility, down to rules for
* single glyphs in fonts, but also very slow. Its experimental and
* slow nature and the original developer losing interest meant that
* this option was never enabled in default builds.
*
* 2. The new default mode for the TrueType driver. The Infinality code
* The corresponding interpreter version is v38.
*
* Value 2:
* The new default mode for the TrueType driver. The Infinality code
* base was stripped to the bare minimum and all configurability
* removed in the name of speed and simplicity. The configurability
* was mainly aimed at legacy fonts like Arial, Times New Roman, or
@ -597,14 +623,19 @@ FT_BEGIN_HEADER
* that modern and web fonts render well while legacy fonts render
* okay.
*
* 3. Compile both.
* The corresponding interpreter version is v40.
*
* Value 3:
* Compile both, making both v38 and v40 available (the latter is the
* default).
*
* By undefining these, you get rendering behavior like on Windows
* without ClearType, i.e., Windows XP without ClearType enabled and
* Win9x (interpreter version v35). Or not, depending on how much
* hinting blood and testing tears the font designer put into a given
* font. If you define one or both subpixel hinting options, you can
* switch between between v35 and the ones you define.
* switch between between v35 and the ones you define (using
* `FT_Property_Set').
*
* This option requires TT_CONFIG_OPTION_BYTECODE_INTERPRETER to be
* defined.
@ -751,8 +782,8 @@ FT_BEGIN_HEADER
* possible to set up the default values of the four control points that
* define the stem darkening behaviour of the (new) CFF engine. For
* more details please read the documentation of the
* `darkening-parameters' property of the cff driver module (file
* `ftcffdrv.h'), which allows the control at run-time.
* `darkening-parameters' property (file `ftdriver.h'), which allows the
* control at run-time.
*
* Do *not* undefine these macros!
*/
@ -824,7 +855,9 @@ FT_BEGIN_HEADER
/**************************************************************************
*
* Compile autofit module with Indic script support.
* Compile autofit module with fallback Indic script support, covering
* some scripts that the `latin' submodule of the autofit module doesn't
* (yet) handle.
*/
#define AF_CONFIG_OPTION_INDIC
@ -838,11 +871,31 @@ FT_BEGIN_HEADER
*
* This experimental option is active only if the rendering mode is
* FT_RENDER_MODE_LIGHT; you can switch warping on and off with the
* `warping' property of the auto-hinter (see file `ftautoh.h' for more
* `warping' property of the auto-hinter (see file `ftdriver.h' for more
* information; by default it is switched off).
*/
#define AF_CONFIG_OPTION_USE_WARPER
/**************************************************************************
*
* Use TrueType-like size metrics for `light' auto-hinting.
*
* It is strongly recommended to avoid this option, which exists only to
* help some legacy applications retain its appearance and behaviour
* with respect to auto-hinted TrueType fonts.
*
* The very reason this option exists at all are GNU/Linux distributions
* like Fedora that did not un-patch the following change (which was
* present in FreeType between versions 2.4.6 and 2.7.1, inclusive).
*
* 2011-07-16 Steven Chu <steven.f.chu@gmail.com>
*
* [truetype] Fix metrics on size request for scalable fonts.
*
* This problematic commit is now reverted (more or less).
*/
/* #define AF_CONFIG_OPTION_TT_SIZE_METRICS */
/* */

63
include/freetype/config/ftoption.h
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@ -75,36 +75,39 @@ FT_BEGIN_HEADER
/*************************************************************************/
/*#***********************************************************************/
/* */
/* If you enable this configuration option, FreeType recognizes an */
/* environment variable called `FREETYPE_PROPERTIES', which can be used */
/* to control the various font drivers and modules. The controllable */
/* properties are listed in the section @properties. */
/* */
/* You have to undefine this configuration option on platforms that lack */
/* the concept of environment variables (and thus don't have the */
/* `getenv' function), for example Windows CE. */
/* */
/* `FREETYPE_PROPERTIES' has the following syntax form (broken here into */
/* multiple lines for better readability). */
/* */
/* { */
/* <optional whitespace> */
/* <module-name1> ':' */
/* <property-name1> '=' <property-value1> */
/* <whitespace> */
/* <module-name2> ':' */
/* <property-name2> '=' <property-value2> */
/* ... */
/* } */
/* */
/* Example: */
/* */
/* FREETYPE_PROPERTIES=truetype:interpreter-version=35 \ */
/* cff:no-stem-darkening=1 \ */
/* autofitter:warping=1 */
/* */
/*#************************************************************************
*
* If you enable this configuration option, FreeType recognizes an
* environment variable called `FREETYPE_PROPERTIES', which can be used to
* control the various font drivers and modules. The controllable
* properties are listed in the section @properties.
*
* You have to undefine this configuration option on platforms that lack
* the concept of environment variables (and thus don't have the `getenv'
* function), for example Windows CE.
*
* `FREETYPE_PROPERTIES' has the following syntax form (broken here into
* multiple lines for better readability).
*
* {
* <optional whitespace>
* <module-name1> ':'
* <property-name1> '=' <property-value1>
* <whitespace>
* <module-name2> ':'
* <property-name2> '=' <property-value2>
* ...
* }
*
* Example:
*
* {
* FREETYPE_PROPERTIES=truetype:interpreter-version=35 \
* cff:no-stem-darkening=1 \
* autofitter:warping=1
* }
*
*/
#define FT_CONFIG_OPTION_ENVIRONMENT_PROPERTIES