diff options
Diffstat (limited to 'src/3rdparty/freetype/include/freetype/config')
8 files changed, 622 insertions, 644 deletions
diff --git a/src/3rdparty/freetype/include/freetype/config/ftconfig.h b/src/3rdparty/freetype/include/freetype/config/ftconfig.h index 9466603377..a85151699d 100644 --- a/src/3rdparty/freetype/include/freetype/config/ftconfig.h +++ b/src/3rdparty/freetype/include/freetype/config/ftconfig.h @@ -4,7 +4,7 @@ * * ANSI-specific configuration file (specification only). * - * Copyright (C) 1996-2019 by + * Copyright (C) 1996-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -41,533 +41,9 @@ #include FT_CONFIG_OPTIONS_H #include FT_CONFIG_STANDARD_LIBRARY_H - -FT_BEGIN_HEADER - - - /************************************************************************** - * - * PLATFORM-SPECIFIC CONFIGURATION MACROS - * - * These macros can be toggled to suit a specific system. The current ones - * are defaults used to compile FreeType in an ANSI C environment (16bit - * compilers are also supported). Copy this file to your own - * `builds/<system>` directory, and edit it to port the engine. - * - */ - - - /* There are systems (like the Texas Instruments 'C54x) where a `char` */ - /* has 16~bits. ANSI~C says that `sizeof(char)` is always~1. Since an */ - /* `int` has 16~bits also for this system, `sizeof(int)` gives~1 which */ - /* is probably unexpected. */ - /* */ - /* `CHAR_BIT` (defined in `limits.h`) gives the number of bits in a */ - /* `char` type. */ - -#ifndef FT_CHAR_BIT -#define FT_CHAR_BIT CHAR_BIT -#endif - - - /* The size of an `int` type. */ -#if FT_UINT_MAX == 0xFFFFUL -#define FT_SIZEOF_INT ( 16 / FT_CHAR_BIT ) -#elif FT_UINT_MAX == 0xFFFFFFFFUL -#define FT_SIZEOF_INT ( 32 / FT_CHAR_BIT ) -#elif FT_UINT_MAX > 0xFFFFFFFFUL && FT_UINT_MAX == 0xFFFFFFFFFFFFFFFFUL -#define FT_SIZEOF_INT ( 64 / FT_CHAR_BIT ) -#else -#error "Unsupported size of `int' type!" -#endif - - /* The size of a `long` type. A five-byte `long` (as used e.g. on the */ - /* DM642) is recognized but avoided. */ -#if FT_ULONG_MAX == 0xFFFFFFFFUL -#define FT_SIZEOF_LONG ( 32 / FT_CHAR_BIT ) -#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFUL -#define FT_SIZEOF_LONG ( 32 / FT_CHAR_BIT ) -#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFFFFFFFUL -#define FT_SIZEOF_LONG ( 64 / FT_CHAR_BIT ) -#else -#error "Unsupported size of `long' type!" -#endif - - - /* `FT_UNUSED` indicates that a given parameter is not used -- */ - /* this is only used to get rid of unpleasant compiler warnings. */ -#ifndef FT_UNUSED -#define FT_UNUSED( arg ) ( (arg) = (arg) ) -#endif - - - /************************************************************************** - * - * AUTOMATIC CONFIGURATION MACROS - * - * These macros are computed from the ones defined above. Don't touch - * their definition, unless you know precisely what you are doing. No - * porter should need to mess with them. - * - */ - - - /************************************************************************** - * - * Mac support - * - * This is the only necessary change, so it is defined here instead - * providing a new configuration file. - */ -#if defined( __APPLE__ ) || ( defined( __MWERKS__ ) && defined( macintosh ) ) - /* No Carbon frameworks for 64bit 10.4.x. */ - /* `AvailabilityMacros.h` is available since Mac OS X 10.2, */ - /* so guess the system version by maximum errno before inclusion. */ -#include <errno.h> -#ifdef ECANCELED /* defined since 10.2 */ -#include "AvailabilityMacros.h" -#endif -#if defined( __LP64__ ) && \ - ( MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4 ) -#undef FT_MACINTOSH -#endif - -#elif defined( __SC__ ) || defined( __MRC__ ) - /* Classic MacOS compilers */ -#include "ConditionalMacros.h" -#if TARGET_OS_MAC -#define FT_MACINTOSH 1 -#endif - -#endif - - - /* Fix compiler warning with sgi compiler. */ -#if defined( __sgi ) && !defined( __GNUC__ ) -#if defined( _COMPILER_VERSION ) && ( _COMPILER_VERSION >= 730 ) -#pragma set woff 3505 -#endif -#endif - - - /************************************************************************** - * - * @section: - * basic_types - * - */ - - - /************************************************************************** - * - * @type: - * FT_Int16 - * - * @description: - * A typedef for a 16bit signed integer type. - */ - typedef signed short FT_Int16; - - - /************************************************************************** - * - * @type: - * FT_UInt16 - * - * @description: - * A typedef for a 16bit unsigned integer type. - */ - typedef unsigned short FT_UInt16; - - /* */ - - - /* this #if 0 ... #endif clause is for documentation purposes */ -#if 0 - - /************************************************************************** - * - * @type: - * FT_Int32 - * - * @description: - * A typedef for a 32bit signed integer type. The size depends on the - * configuration. - */ - typedef signed XXX FT_Int32; - - - /************************************************************************** - * - * @type: - * FT_UInt32 - * - * A typedef for a 32bit unsigned integer type. The size depends on the - * configuration. - */ - typedef unsigned XXX FT_UInt32; - - - /************************************************************************** - * - * @type: - * FT_Int64 - * - * A typedef for a 64bit signed integer type. The size depends on the - * configuration. Only defined if there is real 64bit support; - * otherwise, it gets emulated with a structure (if necessary). - */ - typedef signed XXX FT_Int64; - - - /************************************************************************** - * - * @type: - * FT_UInt64 - * - * A typedef for a 64bit unsigned integer type. The size depends on the - * configuration. Only defined if there is real 64bit support; - * otherwise, it gets emulated with a structure (if necessary). - */ - typedef unsigned XXX FT_UInt64; - - /* */ - -#endif - -#if FT_SIZEOF_INT == ( 32 / FT_CHAR_BIT ) - - typedef signed int FT_Int32; - typedef unsigned int FT_UInt32; - -#elif FT_SIZEOF_LONG == ( 32 / FT_CHAR_BIT ) - - typedef signed long FT_Int32; - typedef unsigned long FT_UInt32; - -#else -#error "no 32bit type found -- please check your configuration files" -#endif - - - /* look up an integer type that is at least 32~bits */ -#if FT_SIZEOF_INT >= ( 32 / FT_CHAR_BIT ) - - typedef int FT_Fast; - typedef unsigned int FT_UFast; - -#elif FT_SIZEOF_LONG >= ( 32 / FT_CHAR_BIT ) - - typedef long FT_Fast; - typedef unsigned long FT_UFast; - -#endif - - - /* determine whether we have a 64-bit `int` type for platforms without */ - /* Autoconf */ -#if FT_SIZEOF_LONG == ( 64 / FT_CHAR_BIT ) - - /* `FT_LONG64` must be defined if a 64-bit type is available */ -#define FT_LONG64 -#define FT_INT64 long -#define FT_UINT64 unsigned long - - /************************************************************************** - * - * A 64-bit data type may create compilation problems if you compile in - * strict ANSI mode. To avoid them, we disable other 64-bit data types if - * `__STDC__` is defined. You can however ignore this rule by defining the - * `FT_CONFIG_OPTION_FORCE_INT64` configuration macro. - */ -#elif !defined( __STDC__ ) || defined( FT_CONFIG_OPTION_FORCE_INT64 ) - -#if defined( __STDC_VERSION__ ) && __STDC_VERSION__ >= 199901L - -#define FT_LONG64 -#define FT_INT64 long long int -#define FT_UINT64 unsigned long long int - -#elif defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */ - - /* this compiler provides the `__int64` type */ -#define FT_LONG64 -#define FT_INT64 __int64 -#define FT_UINT64 unsigned __int64 - -#elif defined( __BORLANDC__ ) /* Borland C++ */ - - /* XXXX: We should probably check the value of `__BORLANDC__` in order */ - /* to test the compiler version. */ - - /* this compiler provides the `__int64` type */ -#define FT_LONG64 -#define FT_INT64 __int64 -#define FT_UINT64 unsigned __int64 - -#elif defined( __WATCOMC__ ) /* Watcom C++ */ - - /* Watcom doesn't provide 64-bit data types */ - -#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */ - -#define FT_LONG64 -#define FT_INT64 long long int -#define FT_UINT64 unsigned long long int - -#elif defined( __GNUC__ ) - - /* GCC provides the `long long` type */ -#define FT_LONG64 -#define FT_INT64 long long int -#define FT_UINT64 unsigned long long int - -#endif /* __STDC_VERSION__ >= 199901L */ - -#endif /* FT_SIZEOF_LONG == (64 / FT_CHAR_BIT) */ - -#ifdef FT_LONG64 - typedef FT_INT64 FT_Int64; - typedef FT_UINT64 FT_UInt64; -#endif - - -#ifdef _WIN64 - /* only 64bit Windows uses the LLP64 data model, i.e., */ - /* 32bit integers, 64bit pointers */ -#define FT_UINT_TO_POINTER( x ) (void*)(unsigned __int64)(x) -#else -#define FT_UINT_TO_POINTER( x ) (void*)(unsigned long)(x) -#endif - - - /************************************************************************** - * - * miscellaneous - * - */ - - -#define FT_BEGIN_STMNT do { -#define FT_END_STMNT } while ( 0 ) -#define FT_DUMMY_STMNT FT_BEGIN_STMNT FT_END_STMNT - - - /* `typeof` condition taken from gnulib's `intprops.h` header file */ -#if ( ( defined( __GNUC__ ) && __GNUC__ >= 2 ) || \ - ( defined( __IBMC__ ) && __IBMC__ >= 1210 && \ - defined( __IBM__TYPEOF__ ) ) || \ - ( defined( __SUNPRO_C ) && __SUNPRO_C >= 0x5110 && !__STDC__ ) ) -#define FT_TYPEOF( type ) ( __typeof__ ( type ) ) -#else -#define FT_TYPEOF( type ) /* empty */ -#endif - - - /* Use `FT_LOCAL` and `FT_LOCAL_DEF` to declare and define, */ - /* respectively, a function that gets used only within the scope of a */ - /* module. Normally, both the header and source code files for such a */ - /* function are within a single module directory. */ - /* */ - /* Intra-module arrays should be tagged with `FT_LOCAL_ARRAY` and */ - /* `FT_LOCAL_ARRAY_DEF`. */ - /* */ -#ifdef FT_MAKE_OPTION_SINGLE_OBJECT - -#define FT_LOCAL( x ) static x -#define FT_LOCAL_DEF( x ) static x - -#else - -#ifdef __cplusplus -#define FT_LOCAL( x ) extern "C" x -#define FT_LOCAL_DEF( x ) extern "C" x -#else -#define FT_LOCAL( x ) extern x -#define FT_LOCAL_DEF( x ) x -#endif - -#endif /* FT_MAKE_OPTION_SINGLE_OBJECT */ - -#define FT_LOCAL_ARRAY( x ) extern const x -#define FT_LOCAL_ARRAY_DEF( x ) const x - - - /* Use `FT_BASE` and `FT_BASE_DEF` to declare and define, respectively, */ - /* functions that are used in more than a single module. In the */ - /* current setup this implies that the declaration is in a header file */ - /* in the `include/freetype/internal` directory, and the function body */ - /* is in a file in `src/base`. */ - /* */ -#ifndef FT_BASE - -#ifdef __cplusplus -#define FT_BASE( x ) extern "C" x -#else -#define FT_BASE( x ) extern x -#endif - -#endif /* !FT_BASE */ - - -#ifndef FT_BASE_DEF - -#ifdef __cplusplus -#define FT_BASE_DEF( x ) x -#else -#define FT_BASE_DEF( x ) x -#endif - -#endif /* !FT_BASE_DEF */ - - - /* When compiling FreeType as a DLL or DSO with hidden visibility */ - /* some systems/compilers need a special attribute 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. */ - /* */ - /* To export a variable, use `FT_EXPORT_VAR`. */ - /* */ -#ifndef FT_EXPORT - -#ifdef FT2_BUILD_LIBRARY - -#if defined( _WIN32 ) && defined( DLL_EXPORT ) -#define FT_EXPORT( x ) __declspec( dllexport ) x -#elif defined( __GNUC__ ) && __GNUC__ >= 4 -#define FT_EXPORT( x ) __attribute__(( visibility( "default" ) )) x -#elif defined( __SUNPRO_C ) && __SUNPRO_C >= 0x550 -#define FT_EXPORT( x ) __global x -#elif defined( __cplusplus ) -#define FT_EXPORT( x ) extern "C" x -#else -#define FT_EXPORT( x ) extern x -#endif - -#else - -#if defined( _WIN32 ) && defined( DLL_IMPORT ) -#define FT_EXPORT( x ) __declspec( dllimport ) x -#elif defined( __cplusplus ) -#define FT_EXPORT( x ) extern "C" x -#else -#define FT_EXPORT( x ) extern x -#endif - -#endif - -#endif /* !FT_EXPORT */ - - -#ifndef FT_EXPORT_DEF - -#ifdef __cplusplus -#define FT_EXPORT_DEF( x ) extern "C" x -#else -#define FT_EXPORT_DEF( x ) extern x -#endif - -#endif /* !FT_EXPORT_DEF */ - - -#ifndef FT_EXPORT_VAR - -#ifdef __cplusplus -#define FT_EXPORT_VAR( x ) extern "C" x -#else -#define FT_EXPORT_VAR( x ) extern x -#endif - -#endif /* !FT_EXPORT_VAR */ - - - /* The following macros are needed to compile the library with a */ - /* C++ compiler and with 16bit compilers. */ - /* */ - - /* This is special. Within C++, you must specify `extern "C"` for */ - /* functions which are used via function pointers, and you also */ - /* must do that for structures which contain function pointers to */ - /* assure C linkage -- it's not possible to have (local) anonymous */ - /* functions which are accessed by (global) function pointers. */ - /* */ - /* */ - /* FT_CALLBACK_DEF is used to _define_ a callback function, */ - /* located in the same source code file as the structure that uses */ - /* it. */ - /* */ - /* FT_BASE_CALLBACK and FT_BASE_CALLBACK_DEF are used to declare */ - /* and define a callback function, respectively, in a similar way */ - /* as FT_BASE and FT_BASE_DEF work. */ - /* */ - /* FT_CALLBACK_TABLE is used to _declare_ a constant variable that */ - /* contains pointers to callback functions. */ - /* */ - /* FT_CALLBACK_TABLE_DEF is used to _define_ a constant variable */ - /* that contains pointers to callback functions. */ - /* */ - /* */ - /* Some 16bit compilers have to redefine these macros to insert */ - /* the infamous `_cdecl` or `__fastcall` declarations. */ - /* */ -#ifndef FT_CALLBACK_DEF -#ifdef __cplusplus -#define FT_CALLBACK_DEF( x ) extern "C" x -#else -#define FT_CALLBACK_DEF( x ) static x -#endif -#endif /* FT_CALLBACK_DEF */ - -#ifndef FT_BASE_CALLBACK -#ifdef __cplusplus -#define FT_BASE_CALLBACK( x ) extern "C" x -#define FT_BASE_CALLBACK_DEF( x ) extern "C" x -#else -#define FT_BASE_CALLBACK( x ) extern x -#define FT_BASE_CALLBACK_DEF( x ) x -#endif -#endif /* FT_BASE_CALLBACK */ - -#ifndef FT_CALLBACK_TABLE -#ifdef __cplusplus -#define FT_CALLBACK_TABLE extern "C" -#define FT_CALLBACK_TABLE_DEF extern "C" -#else -#define FT_CALLBACK_TABLE extern -#define FT_CALLBACK_TABLE_DEF /* nothing */ -#endif -#endif /* FT_CALLBACK_TABLE */ - - -FT_END_HEADER - +#include <freetype/config/integer-types.h> +#include <freetype/config/public-macros.h> +#include <freetype/config/mac-support.h> #endif /* FTCONFIG_H_ */ diff --git a/src/3rdparty/freetype/include/freetype/config/ftheader.h b/src/3rdparty/freetype/include/freetype/config/ftheader.h index 696d6ba906..e607bce15c 100644 --- a/src/3rdparty/freetype/include/freetype/config/ftheader.h +++ b/src/3rdparty/freetype/include/freetype/config/ftheader.h @@ -4,7 +4,7 @@ * * Build macros of the FreeType 2 library. * - * Copyright (C) 1996-2019 by + * Copyright (C) 1996-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -30,10 +30,12 @@ /* encapsulated in an `extern "C" { .. }` block when included from a */ /* C++ compiler. */ /* */ -#ifdef __cplusplus -#define FT_BEGIN_HEADER extern "C" { -#else -#define FT_BEGIN_HEADER /* nothing */ +#ifndef FT_BEGIN_HEADER +# ifdef __cplusplus +# define FT_BEGIN_HEADER extern "C" { +# else +# define FT_BEGIN_HEADER /* nothing */ +# endif #endif @@ -48,10 +50,12 @@ /* encapsulated in an `extern "C" { .. }` block when included from a */ /* C++ compiler. */ /* */ -#ifdef __cplusplus -#define FT_END_HEADER } -#else -#define FT_END_HEADER /* nothing */ +#ifndef FT_END_HEADER +# ifdef __cplusplus +# define FT_END_HEADER } +# else +# define FT_END_HEADER /* nothing */ +# endif #endif @@ -73,9 +77,16 @@ * Macro definitions used to `#include` specific header files. * * @description: - * The following macros are defined to the name of specific FreeType~2 - * header files. They can be used directly in `#include` statements as - * in: + * In addition to the normal scheme of including header files like + * + * ``` + * #include <freetype/freetype.h> + * #include <freetype/ftmm.h> + * #include <freetype/ftglyph.h> + * ``` + * + * it is possible to used named macros instead. They can be used + * directly in `#include` statements as in * * ``` * #include FT_FREETYPE_H @@ -83,13 +94,9 @@ * #include FT_GLYPH_H * ``` * - * There are several reasons why we are now using macros to name public - * header files. The first one is that such macros are not limited to - * the infamous 8.3~naming rule required by DOS (and - * `FT_MULTIPLE_MASTERS_H` is a lot more meaningful than `ftmm.h`). - * - * The second reason is that it allows for more flexibility in the way - * FreeType~2 is installed on a given system. + * These macros were introduced to overcome the infamous 8.3~naming rule + * required by DOS (and `FT_MULTIPLE_MASTERS_H` is a lot more meaningful + * than `ftmm.h`). * */ @@ -770,6 +777,18 @@ #define FT_COLOR_H <freetype/ftcolor.h> + /************************************************************************** + * + * @macro: + * FT_OTSVG_H + * + * @description: + * A macro used in `#include` statements to name the file containing the + * FreeType~2 API which handles the OpenType 'SVG~' glyphs. + */ +#define FT_OTSVG_H <freetype/otsvg.h> + + /* */ /* These header files don't need to be included by the user. */ @@ -797,16 +816,19 @@ #define FT_CACHE_INTERNAL_IMAGE_H FT_CACHE_H #define FT_CACHE_INTERNAL_SBITS_H FT_CACHE_H - - /* - * Include internal headers definitions from `<internal/...>` only when - * building the library. - */ +/* TODO(david): Move this section below to a different header */ #ifdef FT2_BUILD_LIBRARY -#define FT_INTERNAL_INTERNAL_H <freetype/internal/internal.h> -#include FT_INTERNAL_INTERNAL_H -#endif /* FT2_BUILD_LIBRARY */ +#if defined( _MSC_VER ) /* Visual C++ (and Intel C++) */ + /* We disable the warning `conditional expression is constant' here */ + /* in order to compile cleanly with the maximum level of warnings. */ + /* In particular, the warning complains about stuff like `while(0)' */ + /* which is very useful in macro definitions. There is no benefit */ + /* in having it enabled. */ +#pragma warning( disable : 4127 ) + +#endif /* _MSC_VER */ +#endif /* FT2_BUILD_LIBRARY */ #endif /* FTHEADER_H_ */ diff --git a/src/3rdparty/freetype/include/freetype/config/ftmodule.h b/src/3rdparty/freetype/include/freetype/config/ftmodule.h index 7c603e5327..b315baba8a 100644 --- a/src/3rdparty/freetype/include/freetype/config/ftmodule.h +++ b/src/3rdparty/freetype/include/freetype/config/ftmodule.h @@ -19,14 +19,15 @@ FT_USE_MODULE( FT_Driver_ClassRec, pfr_driver_class ) FT_USE_MODULE( FT_Driver_ClassRec, t42_driver_class ) FT_USE_MODULE( FT_Driver_ClassRec, winfnt_driver_class ) FT_USE_MODULE( FT_Driver_ClassRec, pcf_driver_class ) +FT_USE_MODULE( FT_Driver_ClassRec, bdf_driver_class ) FT_USE_MODULE( FT_Module_Class, psaux_module_class ) FT_USE_MODULE( FT_Module_Class, psnames_module_class ) FT_USE_MODULE( FT_Module_Class, pshinter_module_class ) -FT_USE_MODULE( FT_Renderer_Class, ft_raster1_renderer_class ) FT_USE_MODULE( FT_Module_Class, sfnt_module_class ) FT_USE_MODULE( FT_Renderer_Class, ft_smooth_renderer_class ) -FT_USE_MODULE( FT_Renderer_Class, ft_smooth_lcd_renderer_class ) -FT_USE_MODULE( FT_Renderer_Class, ft_smooth_lcdv_renderer_class ) -FT_USE_MODULE( FT_Driver_ClassRec, bdf_driver_class ) +FT_USE_MODULE( FT_Renderer_Class, ft_raster1_renderer_class ) +FT_USE_MODULE( FT_Renderer_Class, ft_sdf_renderer_class ) +FT_USE_MODULE( FT_Renderer_Class, ft_bitmap_sdf_renderer_class ) +FT_USE_MODULE( FT_Renderer_Class, ft_svg_renderer_class ) /* EOF */ diff --git a/src/3rdparty/freetype/include/freetype/config/ftoption.h b/src/3rdparty/freetype/include/freetype/config/ftoption.h index 12f47a82e8..1976b33af9 100644 --- a/src/3rdparty/freetype/include/freetype/config/ftoption.h +++ b/src/3rdparty/freetype/include/freetype/config/ftoption.h @@ -4,7 +4,7 @@ * * User-selectable configuration macros (specification only). * - * Copyright (C) 1996-2019 by + * Copyright (C) 1996-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -42,7 +42,7 @@ FT_BEGIN_HEADER * the name of a directory that is included _before_ the FreeType include * path during compilation. * - * The default FreeType Makefiles and Jamfiles use the build directory + * The default FreeType Makefiles use the build directory * `builds/<system>` by default, but you can easily change that for your * own projects. * @@ -105,8 +105,7 @@ FT_BEGIN_HEADER * * ``` * FREETYPE_PROPERTIES=truetype:interpreter-version=35 \ - * cff:no-stem-darkening=1 \ - * autofitter:warping=1 + * cff:no-stem-darkening=1 * ``` * */ @@ -121,10 +120,8 @@ FT_BEGIN_HEADER * mitigate color fringes inherent to this technology, you also need to * explicitly set up LCD filtering. * - * Note that this feature is covered by several Microsoft patents and - * should not be activated in any default build of the library. When this - * macro is not defined, FreeType offers alternative LCD rendering - * technology that produces excellent output without LCD filtering. + * When this macro is not defined, FreeType offers alternative LCD + * rendering technology that produces excellent output. */ /* #define FT_CONFIG_OPTION_SUBPIXEL_RENDERING */ @@ -222,6 +219,10 @@ FT_BEGIN_HEADER * If you use a build system like cmake or the `configure` script, * options set by those programs have precedence, overwriting the value * here with the configured one. + * + * If you use the GNU make build system directly (that is, without the + * `configure` script) and you define this macro, you also have to pass + * `SYSTEM_ZLIB=yes` as an argument to make. */ /* #define FT_CONFIG_OPTION_SYSTEM_ZLIB */ @@ -294,6 +295,22 @@ FT_BEGIN_HEADER /************************************************************************** * + * Brotli support. + * + * FreeType uses the Brotli library to provide support for decompressing + * WOFF2 streams. + * + * 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 precedence, overwriting the value + * here with the configured one. + */ +/* #define FT_CONFIG_OPTION_USE_BROTLI */ + + + /************************************************************************** + * * Glyph Postscript Names handling * * By default, FreeType 2 is compiled with the 'psnames' module. This @@ -419,6 +436,23 @@ FT_BEGIN_HEADER /************************************************************************** * + * Logging + * + * Compiling FreeType in debug or trace mode makes FreeType write error + * and trace log messages to `stderr`. Enabling this macro + * automatically forces the `FT_DEBUG_LEVEL_ERROR` and + * `FT_DEBUG_LEVEL_TRACE` macros and allows FreeType to write error and + * trace log messages to a file instead of `stderr`. For writing logs + * to a file, FreeType uses an the external `dlg` library (the source + * code is in `src/dlg`). + * + * This option needs a C99 compiler. + */ +/* #define FT_DEBUG_LOGGING */ + + + /************************************************************************** + * * Autofitter debugging * * If `FT_DEBUG_AUTOFIT` is defined, FreeType provides some means to @@ -427,9 +461,9 @@ FT_BEGIN_HEADER * while compiling in 'release' mode): * * ``` - * _af_debug_disable_horz_hints - * _af_debug_disable_vert_hints - * _af_debug_disable_blue_hints + * af_debug_disable_horz_hints_ + * af_debug_disable_vert_hints_ + * af_debug_disable_blue_hints_ * ``` * * Additionally, the following functions provide dumps of various @@ -446,7 +480,7 @@ FT_BEGIN_HEADER * As an argument, they use another global variable: * * ``` - * _af_debug_hints + * af_debug_hints_ * ``` * * Please have a look at the `ftgrid` demo program to see how those @@ -495,6 +529,20 @@ FT_BEGIN_HEADER /************************************************************************** * + * OpenType SVG Glyph Support + * + * Setting this macro enables support for OpenType SVG glyphs. By + * default, FreeType can only fetch SVG documents. However, it can also + * render them if external rendering hook functions are plugged in at + * runtime. + * + * More details on the hooks can be found in file `otsvg.h`. + */ +#define FT_CONFIG_OPTION_SVG + + + /************************************************************************** + * * Error Strings * * If this macro is set, `FT_Error_String` will return meaningful @@ -526,7 +574,7 @@ FT_BEGIN_HEADER /************************************************************************** * - * Define `TT_CONFIG_OPTION_COLOR_LAYERS` if you want to support coloured + * Define `TT_CONFIG_OPTION_COLOR_LAYERS` if you want to support colored * outlines (from the 'COLR'/'CPAL' tables) in all formats using the 'sfnt' * module (namely TrueType~& OpenType). */ @@ -536,12 +584,12 @@ FT_BEGIN_HEADER /************************************************************************** * * 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 + * load and enumerate Postscript names of glyphs 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. + * Note that if you do not compile the 'psnames' module by undefining the + * above `FT_CONFIG_OPTION_POSTSCRIPT_NAMES` macro, the 'sfnt' module will + * contain additional code to read the PostScript name table from a font. * * (By default, the module uses 'psnames' to extract glyph names.) */ @@ -613,36 +661,12 @@ FT_BEGIN_HEADER * not) instructions in a certain way so that all TrueType fonts look like * they do in a Windows ClearType (DirectWrite) environment. See [1] for a * technical overview on what this means. See `ttinterp.h` for more - * details on the LEAN option. - * - * There are three possible values. - * - * 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. + * details on this option. * - * 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 'Courier'. - * Legacy fonts are fonts that modify vertical stems to achieve clean - * black-and-white bitmaps. The new mode focuses on applying a minimal - * set of rules to all fonts indiscriminately so that modern and web - * fonts render well while legacy fonts render okay. - * - * The corresponding interpreter version is v40. - * - * Value 3: - * Compile both, making both v38 and v40 available (the latter is the - * default). + * The new default mode focuses on applying a minimal set of rules to all + * fonts indiscriminately so that modern and web fonts render well while + * legacy fonts render okay. The corresponding interpreter version is v40. + * The so-called Infinality mode (v38) is no longer available in FreeType. * * By undefining these, you get rendering behavior like on Windows without * ClearType, i.e., Windows XP without ClearType enabled and Win9x @@ -657,9 +681,7 @@ FT_BEGIN_HEADER * [1] * https://www.microsoft.com/typography/cleartype/truetypecleartype.aspx */ -/* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING 1 */ -#define TT_CONFIG_OPTION_SUBPIXEL_HINTING 2 -/* #define TT_CONFIG_OPTION_SUBPIXEL_HINTING ( 1 | 2 ) */ +#define TT_CONFIG_OPTION_SUBPIXEL_HINTING /************************************************************************** @@ -693,6 +715,24 @@ FT_BEGIN_HEADER /************************************************************************** * + * Define `TT_CONFIG_OPTION_NO_BORING_EXPANSION` if you want to exclude + * support for 'boring' OpenType specification expansions. + * + * https://github.com/harfbuzz/boring-expansion-spec + * + * Right now, the following features are covered: + * + * - 'avar' version 2.0 + * + * Most likely, this is a temporary configuration option to be removed in + * the near future, since it is assumed that eventually those features are + * added to the OpenType standard. + */ +/* #define TT_CONFIG_OPTION_NO_BORING_EXPANSION */ + + + /************************************************************************** + * * Define `TT_CONFIG_OPTION_BDF` if you want to include support for an * embedded 'BDF~' table within SFNT-based bitmap formats. */ @@ -871,27 +911,11 @@ FT_BEGIN_HEADER * * Compile 'autofit' module with fallback Indic script support, covering * some scripts that the 'latin' submodule of the 'autofit' module doesn't - * (yet) handle. + * (yet) handle. Currently, this needs option `AF_CONFIG_OPTION_CJK`. */ +#ifdef AF_CONFIG_OPTION_CJK #define AF_CONFIG_OPTION_INDIC - - - /************************************************************************** - * - * Compile 'autofit' module with warp hinting. The idea of the warping - * code is to slightly scale and shift a glyph within a single dimension so - * that as much of its segments are aligned (more or less) on the grid. To - * find out the optimal scaling and shifting value, various parameter - * combinations are tried and scored. - * - * You can switch warping on and off with the `warping` property of the - * auto-hinter (see file `ftdriver.h` for more information; by default it - * is switched off). - * - * This experimental option is not active if the rendering mode is - * `FT_RENDER_MODE_LIGHT`. - */ -#define AF_CONFIG_OPTION_USE_WARPER +#endif /************************************************************************** @@ -927,21 +951,29 @@ FT_BEGIN_HEADER /* - * The next three macros are defined if native TrueType hinting is + * The next two macros are defined if native TrueType hinting is * requested by the definitions above. Don't change this. */ #ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER #define TT_USE_BYTECODE_INTERPRETER - #ifdef TT_CONFIG_OPTION_SUBPIXEL_HINTING -#if TT_CONFIG_OPTION_SUBPIXEL_HINTING & 1 -#define TT_SUPPORT_SUBPIXEL_HINTING_INFINALITY -#endif - -#if TT_CONFIG_OPTION_SUBPIXEL_HINTING & 2 #define TT_SUPPORT_SUBPIXEL_HINTING_MINIMAL #endif #endif + + + /* + * The TT_SUPPORT_COLRV1 macro is defined to indicate to clients that this + * version of FreeType has support for 'COLR' v1 API. This definition is + * useful to FreeType clients that want to build in support for 'COLR' v1 + * depending on a tip-of-tree checkout before it is officially released in + * FreeType, and while the feature cannot yet be tested against using + * version macros. Don't change this macro. This may be removed once the + * feature is in a FreeType release version and version macros can be used + * to test for availability. + */ +#ifdef TT_CONFIG_OPTION_COLOR_LAYERS +#define TT_SUPPORT_COLRV1 #endif @@ -973,8 +1005,8 @@ FT_BEGIN_HEADER #error "Invalid CFF darkening parameters!" #endif -FT_END_HEADER +FT_END_HEADER #endif /* FTOPTION_H_ */ diff --git a/src/3rdparty/freetype/include/freetype/config/ftstdlib.h b/src/3rdparty/freetype/include/freetype/config/ftstdlib.h index 438b6145d5..f65148a902 100644 --- a/src/3rdparty/freetype/include/freetype/config/ftstdlib.h +++ b/src/3rdparty/freetype/include/freetype/config/ftstdlib.h @@ -5,7 +5,7 @@ * ANSI-specific library and header configuration file (specification * only). * - * Copyright (C) 2002-2019 by + * Copyright (C) 2002-2023 by * David Turner, Robert Wilhelm, and Werner Lemberg. * * This file is part of the FreeType project, and may only be used, @@ -43,7 +43,8 @@ * * `UINT_MAX` and `ULONG_MAX` are used to automatically compute the size of * `int` and `long` in bytes at compile-time. So far, this works for all - * platforms the library has been tested on. + * platforms the library has been tested on. We also check `ULLONG_MAX` + * to see whether we can use 64-bit `long long` later on. * * Note that on the extremely rare platforms that do not provide integer * types that are _exactly_ 16 and 32~bits wide (e.g., some old Crays where @@ -66,6 +67,15 @@ #define FT_LONG_MIN LONG_MIN #define FT_LONG_MAX LONG_MAX #define FT_ULONG_MAX ULONG_MAX +#ifdef LLONG_MAX +#define FT_LLONG_MAX LLONG_MAX +#endif +#ifdef LLONG_MIN +#define FT_LLONG_MIN LLONG_MIN +#endif +#ifdef ULLONG_MAX +#define FT_ULLONG_MAX ULLONG_MAX +#endif /************************************************************************** @@ -101,13 +111,13 @@ #include <stdio.h> -#define FT_FILE FILE -#define ft_fclose fclose -#define ft_fopen fopen -#define ft_fread fread -#define ft_fseek fseek -#define ft_ftell ftell -#define ft_sprintf sprintf +#define FT_FILE FILE +#define ft_fclose fclose +#define ft_fopen fopen +#define ft_fread fread +#define ft_fseek fseek +#define ft_ftell ftell +#define ft_snprintf snprintf /************************************************************************** diff --git a/src/3rdparty/freetype/include/freetype/config/integer-types.h b/src/3rdparty/freetype/include/freetype/config/integer-types.h new file mode 100644 index 0000000000..7258b50854 --- /dev/null +++ b/src/3rdparty/freetype/include/freetype/config/integer-types.h @@ -0,0 +1,250 @@ +/**************************************************************************** + * + * config/integer-types.h + * + * FreeType integer types definitions. + * + * Copyright (C) 1996-2023 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 FREETYPE_CONFIG_INTEGER_TYPES_H_ +#define FREETYPE_CONFIG_INTEGER_TYPES_H_ + + /* There are systems (like the Texas Instruments 'C54x) where a `char` */ + /* has 16~bits. ANSI~C says that `sizeof(char)` is always~1. Since an */ + /* `int` has 16~bits also for this system, `sizeof(int)` gives~1 which */ + /* is probably unexpected. */ + /* */ + /* `CHAR_BIT` (defined in `limits.h`) gives the number of bits in a */ + /* `char` type. */ + +#ifndef FT_CHAR_BIT +#define FT_CHAR_BIT CHAR_BIT +#endif + +#ifndef FT_SIZEOF_INT + + /* The size of an `int` type. */ +#if FT_UINT_MAX == 0xFFFFUL +#define FT_SIZEOF_INT ( 16 / FT_CHAR_BIT ) +#elif FT_UINT_MAX == 0xFFFFFFFFUL +#define FT_SIZEOF_INT ( 32 / FT_CHAR_BIT ) +#elif FT_UINT_MAX > 0xFFFFFFFFUL && FT_UINT_MAX == 0xFFFFFFFFFFFFFFFFUL +#define FT_SIZEOF_INT ( 64 / FT_CHAR_BIT ) +#else +#error "Unsupported size of `int' type!" +#endif + +#endif /* !defined(FT_SIZEOF_INT) */ + +#ifndef FT_SIZEOF_LONG + + /* The size of a `long` type. A five-byte `long` (as used e.g. on the */ + /* DM642) is recognized but avoided. */ +#if FT_ULONG_MAX == 0xFFFFFFFFUL +#define FT_SIZEOF_LONG ( 32 / FT_CHAR_BIT ) +#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFUL +#define FT_SIZEOF_LONG ( 32 / FT_CHAR_BIT ) +#elif FT_ULONG_MAX > 0xFFFFFFFFUL && FT_ULONG_MAX == 0xFFFFFFFFFFFFFFFFUL +#define FT_SIZEOF_LONG ( 64 / FT_CHAR_BIT ) +#else +#error "Unsupported size of `long' type!" +#endif + +#endif /* !defined(FT_SIZEOF_LONG) */ + +#ifndef FT_SIZEOF_LONG_LONG + + /* The size of a `long long` type if available */ +#if defined( FT_ULLONG_MAX ) && FT_ULLONG_MAX >= 0xFFFFFFFFFFFFFFFFULL +#define FT_SIZEOF_LONG_LONG ( 64 / FT_CHAR_BIT ) +#else +#define FT_SIZEOF_LONG_LONG 0 +#endif + +#endif /* !defined(FT_SIZEOF_LONG_LONG) */ + + + /************************************************************************** + * + * @section: + * basic_types + * + */ + + + /************************************************************************** + * + * @type: + * FT_Int16 + * + * @description: + * A typedef for a 16bit signed integer type. + */ + typedef signed short FT_Int16; + + + /************************************************************************** + * + * @type: + * FT_UInt16 + * + * @description: + * A typedef for a 16bit unsigned integer type. + */ + typedef unsigned short FT_UInt16; + + /* */ + + + /* this #if 0 ... #endif clause is for documentation purposes */ +#if 0 + + /************************************************************************** + * + * @type: + * FT_Int32 + * + * @description: + * A typedef for a 32bit signed integer type. The size depends on the + * configuration. + */ + typedef signed XXX FT_Int32; + + + /************************************************************************** + * + * @type: + * FT_UInt32 + * + * A typedef for a 32bit unsigned integer type. The size depends on the + * configuration. + */ + typedef unsigned XXX FT_UInt32; + + + /************************************************************************** + * + * @type: + * FT_Int64 + * + * A typedef for a 64bit signed integer type. The size depends on the + * configuration. Only defined if there is real 64bit support; + * otherwise, it gets emulated with a structure (if necessary). + */ + typedef signed XXX FT_Int64; + + + /************************************************************************** + * + * @type: + * FT_UInt64 + * + * A typedef for a 64bit unsigned integer type. The size depends on the + * configuration. Only defined if there is real 64bit support; + * otherwise, it gets emulated with a structure (if necessary). + */ + typedef unsigned XXX FT_UInt64; + + /* */ + +#endif + +#if FT_SIZEOF_INT == ( 32 / FT_CHAR_BIT ) + + typedef signed int FT_Int32; + typedef unsigned int FT_UInt32; + +#elif FT_SIZEOF_LONG == ( 32 / FT_CHAR_BIT ) + + typedef signed long FT_Int32; + typedef unsigned long FT_UInt32; + +#else +#error "no 32bit type found -- please check your configuration files" +#endif + + + /* look up an integer type that is at least 32~bits */ +#if FT_SIZEOF_INT >= ( 32 / FT_CHAR_BIT ) + + typedef int FT_Fast; + typedef unsigned int FT_UFast; + +#elif FT_SIZEOF_LONG >= ( 32 / FT_CHAR_BIT ) + + typedef long FT_Fast; + typedef unsigned long FT_UFast; + +#endif + + + /* determine whether we have a 64-bit integer type */ +#if FT_SIZEOF_LONG == ( 64 / FT_CHAR_BIT ) + +#define FT_INT64 long +#define FT_UINT64 unsigned long + +#elif FT_SIZEOF_LONG_LONG >= ( 64 / FT_CHAR_BIT ) + +#define FT_INT64 long long int +#define FT_UINT64 unsigned long long int + + /************************************************************************** + * + * A 64-bit data type may create compilation problems if you compile in + * strict ANSI mode. To avoid them, we disable other 64-bit data types if + * `__STDC__` is defined. You can however ignore this rule by defining the + * `FT_CONFIG_OPTION_FORCE_INT64` configuration macro. + */ +#elif !defined( __STDC__ ) || defined( FT_CONFIG_OPTION_FORCE_INT64 ) + +#if defined( _MSC_VER ) && _MSC_VER >= 900 /* Visual C++ (and Intel C++) */ + + /* this compiler provides the `__int64` type */ +#define FT_INT64 __int64 +#define FT_UINT64 unsigned __int64 + +#elif defined( __BORLANDC__ ) /* Borland C++ */ + + /* XXXX: We should probably check the value of `__BORLANDC__` in order */ + /* to test the compiler version. */ + + /* this compiler provides the `__int64` type */ +#define FT_INT64 __int64 +#define FT_UINT64 unsigned __int64 + +#elif defined( __WATCOMC__ ) && __WATCOMC__ >= 1100 /* Watcom C++ */ + +#define FT_INT64 long long int +#define FT_UINT64 unsigned long long int + +#elif defined( __MWERKS__ ) /* Metrowerks CodeWarrior */ + +#define FT_INT64 long long int +#define FT_UINT64 unsigned long long int + +#elif defined( __GNUC__ ) + + /* GCC provides the `long long` type */ +#define FT_INT64 long long int +#define FT_UINT64 unsigned long long int + +#endif /* !__STDC__ */ + +#endif /* FT_SIZEOF_LONG == (64 / FT_CHAR_BIT) */ + +#ifdef FT_INT64 + typedef FT_INT64 FT_Int64; + typedef FT_UINT64 FT_UInt64; +#endif + + +#endif /* FREETYPE_CONFIG_INTEGER_TYPES_H_ */ diff --git a/src/3rdparty/freetype/include/freetype/config/mac-support.h b/src/3rdparty/freetype/include/freetype/config/mac-support.h new file mode 100644 index 0000000000..b77b96d5db --- /dev/null +++ b/src/3rdparty/freetype/include/freetype/config/mac-support.h @@ -0,0 +1,49 @@ +/**************************************************************************** + * + * config/mac-support.h + * + * Mac/OS X support configuration header. + * + * Copyright (C) 1996-2023 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 FREETYPE_CONFIG_MAC_SUPPORT_H_ +#define FREETYPE_CONFIG_MAC_SUPPORT_H_ + + /************************************************************************** + * + * Mac support + * + * This is the only necessary change, so it is defined here instead + * providing a new configuration file. + */ +#if defined( __APPLE__ ) || ( defined( __MWERKS__ ) && defined( macintosh ) ) + /* No Carbon frameworks for 64bit 10.4.x. */ + /* `AvailabilityMacros.h` is available since Mac OS X 10.2, */ + /* so guess the system version by maximum errno before inclusion. */ +#include <errno.h> +#ifdef ECANCELED /* defined since 10.2 */ +#include "AvailabilityMacros.h" +#endif +#if defined( __LP64__ ) && \ + ( MAC_OS_X_VERSION_MIN_REQUIRED <= MAC_OS_X_VERSION_10_4 ) +#undef FT_MACINTOSH +#endif + +#elif defined( __SC__ ) || defined( __MRC__ ) + /* Classic MacOS compilers */ +#include "ConditionalMacros.h" +#if TARGET_OS_MAC +#define FT_MACINTOSH 1 +#endif + +#endif /* Mac support */ + +#endif /* FREETYPE_CONFIG_MAC_SUPPORT_H_ */ diff --git a/src/3rdparty/freetype/include/freetype/config/public-macros.h b/src/3rdparty/freetype/include/freetype/config/public-macros.h new file mode 100644 index 0000000000..23d0fa6a32 --- /dev/null +++ b/src/3rdparty/freetype/include/freetype/config/public-macros.h @@ -0,0 +1,138 @@ +/**************************************************************************** + * + * config/public-macros.h + * + * Define a set of compiler macros used in public FreeType headers. + * + * Copyright (C) 2020-2023 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. + * + */ + + /* + * The definitions in this file are used by the public FreeType headers + * and thus should be considered part of the public API. + * + * Other compiler-specific macro definitions that are not exposed by the + * FreeType API should go into + * `include/freetype/internal/compiler-macros.h` instead. + */ +#ifndef FREETYPE_CONFIG_PUBLIC_MACROS_H_ +#define FREETYPE_CONFIG_PUBLIC_MACROS_H_ + + /* + * `FT_BEGIN_HEADER` and `FT_END_HEADER` might have already been defined + * by `freetype/config/ftheader.h`, but we don't want to include this + * header here, so redefine the macros here only when needed. Their + * definition is very stable, so keeping them in sync with the ones in the + * header should not be a maintenance issue. + */ +#ifndef FT_BEGIN_HEADER +#ifdef __cplusplus +#define FT_BEGIN_HEADER extern "C" { +#else +#define FT_BEGIN_HEADER /* empty */ +#endif +#endif /* FT_BEGIN_HEADER */ + +#ifndef FT_END_HEADER +#ifdef __cplusplus +#define FT_END_HEADER } +#else +#define FT_END_HEADER /* empty */ +#endif +#endif /* FT_END_HEADER */ + + +FT_BEGIN_HEADER + + /* + * Mark a function declaration as public. This ensures it will be + * properly exported to client code. Place this before a function + * declaration. + * + * NOTE: This macro should be considered an internal implementation + * detail, and not part of the FreeType API. It is only defined here + * because it is needed by `FT_EXPORT`. + */ + + /* Visual C, mingw */ +#if defined( _WIN32 ) + +#if defined( FT2_BUILD_LIBRARY ) && defined( DLL_EXPORT ) +#define FT_PUBLIC_FUNCTION_ATTRIBUTE __declspec( dllexport ) +#elif defined( DLL_IMPORT ) +#define FT_PUBLIC_FUNCTION_ATTRIBUTE __declspec( dllimport ) +#endif + + /* gcc, clang */ +#elif ( defined( __GNUC__ ) && __GNUC__ >= 4 ) || defined( __clang__ ) +#define FT_PUBLIC_FUNCTION_ATTRIBUTE \ + __attribute__(( visibility( "default" ) )) + + /* Sun */ +#elif defined( __SUNPRO_C ) && __SUNPRO_C >= 0x550 +#define FT_PUBLIC_FUNCTION_ATTRIBUTE __global +#endif + + +#ifndef FT_PUBLIC_FUNCTION_ATTRIBUTE +#define FT_PUBLIC_FUNCTION_ATTRIBUTE /* empty */ +#endif + + + /* + * Define a public FreeType API function. This ensures it is properly + * exported or imported at build time. The macro parameter is the + * function's return type as in: + * + * FT_EXPORT( FT_Bool ) + * FT_Object_Method( FT_Object obj, + * ... ); + * + * NOTE: This requires that all `FT_EXPORT` uses are inside + * `FT_BEGIN_HEADER ... FT_END_HEADER` blocks. This guarantees that the + * functions are exported with C linkage, even when the header is included + * by a C++ source file. + */ +#define FT_EXPORT( x ) FT_PUBLIC_FUNCTION_ATTRIBUTE extern x + + + /* + * `FT_UNUSED` indicates that a given parameter is not used -- this is + * only used to get rid of unpleasant compiler warnings. + * + * Technically, this was not meant to be part of the public API, but some + * third-party code depends on it. + */ +#ifndef FT_UNUSED +#define FT_UNUSED( arg ) ( (arg) = (arg) ) +#endif + + + /* + * Support for casts in both C and C++. + */ +#ifdef __cplusplus +#define FT_STATIC_CAST( type, var ) static_cast<type>(var) +#define FT_REINTERPRET_CAST( type, var ) reinterpret_cast<type>(var) + +#define FT_STATIC_BYTE_CAST( type, var ) \ + static_cast<type>( static_cast<unsigned char>( var ) ) +#else +#define FT_STATIC_CAST( type, var ) (type)(var) +#define FT_REINTERPRET_CAST( type, var ) (type)(var) + +#define FT_STATIC_BYTE_CAST( type, var ) (type)(unsigned char)(var) +#endif + + +FT_END_HEADER + +#endif /* FREETYPE_CONFIG_PUBLIC_MACROS_H_ */ |