--- /dev/null
+/***************************************************************************/
+/* */
+/* ftoption.h */
+/* */
+/* User-selectable configuration macros (specification only). */
+/* */
+/* Copyright 1996-2001 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 __FTOPTION_H__
+#define __FTOPTION_H__
+
+
+#include <ft2build.h>
+
+
+FT_BEGIN_HEADER
+
+
+ /*************************************************************************/
+ /* */
+ /* USER-SELECTABLE CONFIGURATION MACROS */
+ /* */
+ /* These macros can be toggled by developers to enable or disable */
+ /* certain aspects of FreeType. This is a default file, where all major */
+ /* options are enabled. */
+ /* */
+ /* Note that if some modifications are required for your build, we */
+ /* advise you to put a modified copy of this file in your build */
+ /* directory, rather than modifying it in-place. */
+ /* */
+ /* The build directory is normally `freetype/builds/<system>' and */
+ /* contains build or system-specific files that are included in */
+ /* priority when building the library. */
+ /* */
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** G E N E R A L F R E E T Y P E 2 C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Convenience functions support */
+ /* */
+ /* Some functions of the FreeType 2 API are provided as a convenience */
+ /* for client applications and developers. However, they are not */
+ /* required to build and run the library itself. */
+ /* */
+ /* By defining this configuration macro, you'll disable the */
+ /* compilation of these functions at build time. This can be useful */
+ /* to reduce the library's code size when you don't need any of */
+ /* these functions. */
+ /* */
+ /* All convenience functions are declared as such in their */
+ /* documentation. */
+ /* */
+#undef FT_CONFIG_OPTION_NO_CONVENIENCE_FUNCS
+
+
+ /*************************************************************************/
+ /* */
+ /* Module errors */
+ /* */
+ /* If this macro is set (which is _not_ the default), the higher byte */
+ /* of an error code gives the module in which the error has occurred, */
+ /* while the lower byte is the real error code. */
+ /* */
+ /* Setting this macro makes sense for debugging purposes only, since */
+ /* it would break source compatibility of certain programs that use */
+ /* FreeType 2. */
+ /* */
+ /* More details can be found in the files ftmoderr.h and fterrors.h. */
+ /* */
+#undef FT_CONFIG_OPTION_USE_MODULE_ERRORS
+
+
+ /*************************************************************************/
+ /* */
+ /* Alternate Glyph Image Format support */
+ /* */
+ /* By default, the glyph images returned by the FreeType glyph loader */
+ /* can either be a pixmap or a vectorial outline defined through */
+ /* Bezier control points. When defining the following configuration */
+ /* macro, some font drivers will be able to register alternate */
+ /* glyph image formats. */
+ /* */
+ /* Unset this macro if you are sure that you will never use a font */
+ /* driver with an alternate glyph format; this will reduce the size of */
+ /* the base layer code. */
+ /* */
+ /* Note that a few Type 1 fonts, as well as Windows `vector' fonts */
+ /* use a vector `plotter' format that isn't supported when this */
+ /* macro is undefined. */
+ /* */
+#define FT_CONFIG_OPTION_ALTERNATE_GLYPH_FORMATS
+
+
+ /*************************************************************************/
+ /* */
+ /* Glyph Postscript Names handling */
+ /* */
+ /* By default, FreeType 2 is compiled with the `PSNames' module. This */
+ /* This module is in charge of converting a glyph name string into a */
+ /* Unicode value, or return a Macintosh standard glyph name for the */
+ /* use with the TrueType `post' table. */
+ /* */
+ /* Undefine this macro if you do not want `PSNames' compiled in your */
+ /* build of FreeType. This has the following effects: */
+ /* */
+ /* - The TrueType driver will provide its own set of glyph names, */
+ /* if you build it to support postscript names in the TrueType */
+ /* `post' table. */
+ /* */
+ /* - The Type 1 driver will not be able to synthetize a Unicode */
+ /* charmap out of the glyphs found in the fonts. */
+ /* */
+ /* You would normally undefine this configuration macro when building */
+ /* a version of FreeType that doesn't contain a Type 1 or CFF driver. */
+ /* */
+#define FT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+
+ /*************************************************************************/
+ /* */
+ /* Postscript Names to Unicode Values support */
+ /* */
+ /* By default, FreeType 2 is built with the `PSNames' module compiled */
+ /* in. Among other things, the module is used to convert a glyph name */
+ /* into a Unicode value. This is especially useful in order to */
+ /* synthetize on the fly a Unicode charmap from the CFF/Type 1 driver */
+ /* through a big table named the `Adobe Glyph List' (AGL). */
+ /* */
+ /* Undefine this macro if you do not want the Adobe Glyph List */
+ /* compiled in your `PSNames' module. The Type 1 driver will not be */
+ /* able to synthetize a Unicode charmap out of the glyphs found in the */
+ /* fonts. */
+ /* */
+#define FT_CONFIG_OPTION_ADOBE_GLYPH_LIST
+
+
+ /*************************************************************************/
+ /* */
+ /* Many compilers provide a non-ANSI 64-bit data type that can be used */
+ /* by FreeType to speed up some computations. However, this will create */
+ /* some problems when compiling the library in strict ANSI mode. */
+ /* */
+ /* For this reason, the use of 64-bit ints is normally disabled when */
+ /* the __STDC__ macro is defined. You can however disable this by */
+ /* defining here the macro FT_CONFIG_OPTION_FORCE_INT64. */
+ /* */
+ /* For most compilers, this will only create compilation warnings */
+ /* when building the library. */
+ /* */
+ /* ObNote: The compiler-specific 64-bit integers are detected in the */
+ /* file "ftconfig.h" either statically, or through Autoconf */
+ /* on platforms that support it. */
+ /* */
+#define FT_CONFIG_OPTION_FORCE_INT64
+
+
+ /*************************************************************************/
+ /* */
+ /* DLL export compilation */
+ /* */
+ /* When compiling FreeType as a DLL, some systems/compilers need a */
+ /* special keyword in front OR after the return type of function */
+ /* declarations. */
+ /* */
+ /* Two macros are used within the FreeType source code to define */
+ /* exported library functions: FT_EXPORT and FT_EXPORT_DEF. */
+ /* */
+ /* FT_EXPORT( return_type ) */
+ /* */
+ /* is used in a function declaration, as in */
+ /* */
+ /* FT_EXPORT( FT_Error ) */
+ /* FT_Init_FreeType( FT_Library* alibrary ); */
+ /* */
+ /* */
+ /* FT_EXPORT_DEF( return_type ) */
+ /* */
+ /* is used in a function definition, as in */
+ /* */
+ /* FT_EXPORT_DEF( FT_Error ) */
+ /* FT_Init_FreeType( FT_Library* alibrary ) */
+ /* { */
+ /* ... some code ... */
+ /* return FT_Err_Ok; */
+ /* } */
+ /* */
+ /* You can provide your own implementation of FT_EXPORT and */
+ /* FT_EXPORT_DEF here if you want. If you leave them undefined, they */
+ /* will be later automatically defined as `extern return_type' to */
+ /* allow normal compilation. */
+ /* */
+#undef FT_EXPORT
+#undef FT_EXPORT_DEF
+
+
+ /*************************************************************************/
+ /* */
+ /* Debug level */
+ /* */
+ /* FreeType can be compiled in debug or trace mode. In debug mode, */
+ /* errors are reported through the `ftdebug' component. In trace */
+ /* mode, additional messages are sent to the standard output during */
+ /* execution. */
+ /* */
+ /* Define FT_DEBUG_LEVEL_ERROR to build the library in debug mode. */
+ /* Define FT_DEBUG_LEVEL_TRACE to build it in trace mode. */
+ /* */
+ /* Don't define any of these macros to compile in `release' mode! */
+ /* */
+/* #define FT_DEBUG_LEVEL_ERROR */
+/* #define FT_DEBUG_LEVEL_TRACE */
+
+
+ /*************************************************************************/
+ /* */
+ /* Computation Algorithms */
+ /* */
+ /* Used for debugging, this configuration macro should disappear */
+ /* soon. */
+ /* */
+#undef FT_CONFIG_OPTION_OLD_CALCS
+
+
+ /*************************************************************************/
+ /* */
+ /* The size in bytes of the render pool used by the scan-line converter */
+ /* to do all of its work. */
+ /* */
+ /* This must be greater than 4kByte. */
+ /* */
+#define FT_RENDER_POOL_SIZE 32768L
+
+
+ /*************************************************************************/
+ /* */
+ /* FT_MAX_MODULES */
+ /* */
+ /* The maximum number of modules that can be registered in a single */
+ /* FreeType library object. 16 is the default. */
+ /* */
+#define FT_MAX_MODULES 16
+
+
+ /*************************************************************************/
+ /* */
+ /* FT_MAX_EXTENSIONS */
+ /* */
+ /* The maximum number of extensions that can be registered in a single */
+ /* font driver. 8 is the default. */
+ /* */
+ /* If you don't know what this means, you certainly do not need to */
+ /* change this value. */
+ /* */
+#define FT_MAX_EXTENSIONS 8
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** S F N T D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_EMBEDDED_BITMAPS if you want to support */
+ /* embedded bitmaps in all formats using the SFNT module (namely */
+ /* TrueType & OpenType). */
+ /* */
+#define TT_CONFIG_OPTION_EMBEDDED_BITMAPS
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_POSTSCRIPT_NAMES if you want to be able to */
+ /* load and enumerate the glyph Postscript names in a TrueType or */
+ /* OpenType file. */
+ /* */
+ /* Note that when you do not compile the `PSNames' module by undefining */
+ /* the above FT_CONFIG_OPTION_POSTSCRIPT_NAMES, the `sfnt' module will */
+ /* contain additional code used to read the PS Names table from a font. */
+ /* */
+ /* (By default, the module uses `PSNames' to extract glyph names.) */
+ /* */
+#define TT_CONFIG_OPTION_POSTSCRIPT_NAMES
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_SFNT_NAMES if your applications need to */
+ /* access the internal name table in a SFNT-based format like TrueType */
+ /* or OpenType. The name table contains various strings used to */
+ /* describe the font, like family name, copyright, version, etc. It */
+ /* does not contain any glyph name though. */
+ /* */
+ /* Accessing SFNT names is done through the functions declared in */
+ /* `freetype/ftnames.h'. */
+ /* */
+#define TT_CONFIG_OPTION_SFNT_NAMES
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** T R U E T Y P E D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_BYTECODE_INTERPRETER if you want to compile */
+ /* a bytecode interpreter in the TrueType driver. Note that there are */
+ /* important patent issues related to the use of the interpreter. */
+ /* */
+ /* By undefining this, you will only compile the code necessary to load */
+ /* TrueType glyphs without hinting. */
+ /* */
+#undef TT_CONFIG_OPTION_BYTECODE_INTERPRETER
+
+
+ /*************************************************************************/
+ /* */
+ /* Define TT_CONFIG_OPTION_INTERPRETER_SWITCH to compile the TrueType */
+ /* bytecode interpreter with a huge switch statement, rather than a call */
+ /* table. This results in smaller and faster code for a number of */
+ /* architectures. */
+ /* */
+ /* Note however that on some compiler/processor combinations, undefining */
+ /* this macro will generate faster, though larger, code. */
+ /* */
+#define TT_CONFIG_OPTION_INTERPRETER_SWITCH
+
+
+ /*************************************************************************/
+ /*************************************************************************/
+ /**** ****/
+ /**** T Y P E 1 D R I V E R C O N F I G U R A T I O N ****/
+ /**** ****/
+ /*************************************************************************/
+ /*************************************************************************/
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_DICT_DEPTH is the maximal depth of nest dictionaries and */
+ /* arrays in the Type 1 stream (see t1load.c). A minimum of 4 is */
+ /* required. */
+ /* */
+#define T1_MAX_DICT_DEPTH 5
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_SUBRS_CALLS details the maximum number of nested sub-routine */
+ /* calls during glyph loading. */
+ /* */
+#define T1_MAX_SUBRS_CALLS 16
+
+
+ /*************************************************************************/
+ /* */
+ /* T1_MAX_CHARSTRING_OPERANDS is the charstring stack's capacity. A */
+ /* minimum of 16 is required. */
+ /* */
+ /* The Chinese font MingTiEG-Medium (CNS 11643 character set) needs 256. */
+ /* */
+#define T1_MAX_CHARSTRINGS_OPERANDS 256
+
+
+ /*************************************************************************/
+ /* */
+ /* Define T1_CONFIG_OPTION_DISABLE_HINTER if you want to generate a */
+ /* driver with no hinter. This can be useful to debug the parser. */
+ /* */
+#undef T1_CONFIG_OPTION_DISABLE_HINTER
+
+
+ /*************************************************************************/
+ /* */
+ /* Define this configuration macro if you want to prevent the */
+ /* compilation of `t1afm', which is in charge of reading Type 1 AFM */
+ /* files into an existing face. Note that if set, the T1 driver will be */
+ /* unable to produce kerning distances. */
+ /* */
+#undef T1_CONFIG_OPTION_NO_AFM
+
+
+ /*************************************************************************/
+ /* */
+ /* Define this configuration macro if you want to prevent the */
+ /* compilation of the Multiple Masters font support in the Type 1 */
+ /* driver. */
+ /* */
+#undef T1_CONFIG_OPTION_NO_MM_SUPPORT
+
+
+FT_END_HEADER
+
+
+#endif /* __FTOPTION_H__ */
+
+
+/* END */