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/*
* Copyright 2016-2022 by Bill Spitzak and others.
*
* This library is free software. Distribution and use rights are outlined in
* the file "COPYING" which should have been included with this file. If this
* file is missing or damaged, see the license at:
*
* https://www.fltk.org/COPYING.php
*
* Please see the following page on how to report bugs and issues:
*
* https://www.fltk.org/bugs.php
*/
/** \file
Definitions of platform-dependent types.
The exact nature of these types varies with the platform.
Therefore, portable FLTK applications should not assume these types
have a specific size, or that they are pointers.
*/
#ifdef FL_DOXYGEN
/** An integral type large enough to store a pointer or a long value.
A pointer value can be safely cast to fl_intptr_t, and later cast back
to its initial pointer type without change to the pointer value.
A variable of type fl_intptr_t can also store a long int value. */
typedef opaque fl_intptr_t;
/** An unsigned integral type large enough to store a pointer or an unsigned long value.
A pointer value can be safely cast to fl_uintptr_t, and later cast back
to its initial pointer type without change to the pointer value.
A variable of type fl_uintptr_t can also store an unsigned long int value. */
typedef opaque fl_uintptr_t;
/**
Platform-specific value representing an offscreen drawing buffer.
\note This value can be safely cast to these types on each platform:
\li X11: Pixmap
\li Wayland: struct fl_wld_buffer *
\li Windows: HBITMAP
\li macOS: CGContextRef
*/
typedef opaque Fl_Offscreen;
/**
Pointer to a platform-specific structure representing a collection of rectangles.
\note This pointer can be safely cast to these types on each platform:
\li X11: Region as defined by X11
\li Wayland: struct flCairoRegion *
\li Windows: HRGN
\li macOS: struct flCocoaRegion *
*/
typedef struct opaque *Fl_Region;
typedef opaque FL_SOCKET; /**< socket or file descriptor */
/**
Pointer to a platform-specific structure representing the window's OpenGL rendering context.
\note This pointer can be safely cast to these types on each platform:
\li X11: GLXContext
\li Wayland: EGLContext
\li Windows: HGLRC
\li macOS: NSOpenGLContext *
*/
typedef struct opaque *GLContext;
# define FL_COMMAND opaque /**< An alias for FL_CTRL on Windows and X11, or FL_META on MacOS X */
# define FL_CONTROL opaque /**< An alias for FL_META on Windows and X11, or FL_CTRL on MacOS X */
#else /* FL_DOXYGEN */
#ifndef FL_PLATFORM_TYPES_H
#define FL_PLATFORM_TYPES_H
#include <FL/fl_config.h>
/* Platform-dependent types are defined here.
These types must be defined by any platform:
FL_SOCKET, struct dirent, fl_intptr_t, fl_uintptr_t
NOTE: *FIXME* AlbrechtS 13 Apr 2016 (concerning FL_SOCKET)
----------------------------------------------------------
The Fl::add_fd() API is partially inconsistent because some of the methods
explicitly use 'int', but the callback typedefs use FL_SOCKET. With the
definition of FL_SOCKET below we can have different data sizes and
different signedness of socket numbers on *some* platforms.
*/
#ifdef _WIN64
#if defined(_MSC_VER)
# include <stddef.h> /* M$VC */
#else
# include <stdint.h>
#endif
typedef intptr_t fl_intptr_t;
typedef uintptr_t fl_uintptr_t;
#else /* ! _WIN64 */
typedef long fl_intptr_t;
typedef unsigned long fl_uintptr_t;
#endif /* _WIN64 */
typedef void *GLContext;
typedef void *Fl_Region;
typedef fl_uintptr_t Fl_Offscreen;
/* Allows all hybrid combinations except WIN32 + X11 with MSVC */
#if defined(_WIN32) && !defined(__MINGW32__)
struct dirent {char d_name[1];};
#else
# include <dirent.h>
#endif
# if defined(_WIN64) && defined(_MSC_VER)
typedef unsigned __int64 FL_SOCKET; /* *FIXME* - FL_SOCKET (see above) */
# else
typedef int FL_SOCKET;
# endif
#include <FL/Fl_Export.H>
extern FL_EXPORT int fl_command_modifier();
extern FL_EXPORT int fl_control_modifier();
# define FL_COMMAND fl_command_modifier()
# define FL_CONTROL fl_control_modifier()
#endif /* FL_PLATFORM_TYPES_H */
#endif /* FL_DOXYGEN */
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