mirror of https://github.com/fltk/fltk
Create FL/x11.H holding declarations specific to X11 platform.
This commit is contained in:
ManoloFLTK
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@ -1,7 +1,7 @@
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//
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// Platform header file for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2021 by Bill Spitzak and others.
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// Copyright 1998-2022 by Bill Spitzak and others.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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@ -40,72 +40,8 @@ class Fl_Window;
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# elif defined(__ANDROID__)
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# include "android.H"
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# elif defined(FLTK_USE_X11)
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# include <FL/fl_types.h>
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# include <FL/Enumerations.H>
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# if defined(_ABIN32) || defined(_ABI64) // fix for broken SGI Irix X .h files
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# pragma set woff 3322
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# endif
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# include <X11/Xlib.h>
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# include <X11/Xutil.h>
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# if defined(_ABIN32) || defined(_ABI64)
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# pragma reset woff 3322
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# endif
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# include <X11/Xatom.h>
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// constant info about the X server connection:
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extern FL_EXPORT Display *fl_display;
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extern FL_EXPORT int fl_screen;
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extern FL_EXPORT XVisualInfo *fl_visual;
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extern FL_EXPORT Colormap fl_colormap;
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// drawing functions:
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extern FL_EXPORT GC fl_gc;
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FL_EXPORT ulong fl_xpixel(Fl_Color i);
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FL_EXPORT ulong fl_xpixel(uchar r, uchar g, uchar b);
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// feed events into fltk:
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FL_EXPORT int fl_handle(const XEvent&);
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// you can use these in Fl::add_handler() to look at events:
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extern FL_EXPORT const XEvent* fl_xevent;
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extern FL_EXPORT ulong fl_event_time;
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#if defined(FL_LIBRARY) || defined(FL_INTERNALS)
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extern FL_EXPORT Window fl_message_window;
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extern FL_EXPORT void *fl_xftfont;
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// access to core fonts:
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// This class provides a "smart pointer" that returns a pointer to an XFontStruct.
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// The global variable fl_xfont can be called wherever a bitmap "core" font is
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// needed, e.g. when rendering to a GL context under X11.
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// With Xlib / X11 fonts, fl_xfont will return the current selected font.
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// With XFT / X11 fonts, fl_xfont will attempt to return the bitmap "core" font most
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// similar to (usually the same as) the current XFT font.
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class FL_EXPORT Fl_XFont_On_Demand
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{
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public:
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Fl_XFont_On_Demand(XFontStruct* p = NULL) : ptr(p) { }
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Fl_XFont_On_Demand& operator=(const Fl_XFont_On_Demand& x)
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{ ptr = x.ptr; return *this; }
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Fl_XFont_On_Demand& operator=(XFontStruct* p)
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{ ptr = p; return *this; }
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XFontStruct* value();
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operator XFontStruct*() { return value(); }
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XFontStruct& operator*() { return *value(); }
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XFontStruct* operator->() { return value(); }
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bool operator==(const Fl_XFont_On_Demand& x) { return ptr == x.ptr; }
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bool operator!=(const Fl_XFont_On_Demand& x) { return ptr != x.ptr; }
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private:
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XFontStruct *ptr;
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};
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extern FL_EXPORT Fl_XFont_On_Demand fl_xfont;
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extern FL_EXPORT char fl_override_redirect; // hack into Fl_X::make_xid()
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extern FL_EXPORT int fl_background_pixel; // hack into Fl_X::make_xid()
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#endif // FL_LIBRARY || FL_INTERNALS
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# endif // X11
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# include "x11.H"
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# endif // _WIN32
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//
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// cross-platform declarations
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@ -0,0 +1,92 @@
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//
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// X11 platform header file for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2022 by Bill Spitzak and others.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// https://www.fltk.org/COPYING.php
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//
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// Please see the following page on how to report bugs and issues:
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//
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// https://www.fltk.org/bugs.php
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//
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// Do not directly include this file, instead use <FL/platform.H>. It will
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// include this file if FLTK_USE_X11 is defined. This is to encourage
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// portability of even the system-specific code...
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#ifndef FL_DOXYGEN
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#ifndef FL_PLATFORM_H
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# error "Never use <FL/x11.H> directly; include <FL/platform.H> instead."
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#endif // !FL_PLATFORM_H
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#include <FL/Enumerations.H>
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#if defined(_ABIN32) || defined(_ABI64) // fix for broken SGI Irix X .h files
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# pragma set woff 3322
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#endif
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#if defined(_ABIN32) || defined(_ABI64)
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# pragma reset woff 3322
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#endif
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#include <X11/Xatom.h>
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// constant info about the X server connection:
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extern FL_EXPORT Display *fl_display;
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extern FL_EXPORT int fl_screen;
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extern FL_EXPORT XVisualInfo *fl_visual;
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extern FL_EXPORT Colormap fl_colormap;
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// drawing functions:
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extern FL_EXPORT GC fl_gc;
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FL_EXPORT ulong fl_xpixel(Fl_Color i);
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FL_EXPORT ulong fl_xpixel(uchar r, uchar g, uchar b);
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// feed events into fltk:
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FL_EXPORT int fl_handle(const XEvent&);
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// you can use these in Fl::add_handler() to look at events:
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extern FL_EXPORT const XEvent* fl_xevent;
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extern FL_EXPORT ulong fl_event_time;
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#if defined(FL_LIBRARY) || defined(FL_INTERNALS)
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extern FL_EXPORT Window fl_message_window;
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extern FL_EXPORT void *fl_xftfont;
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// access to core fonts:
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// This class provides a "smart pointer" that returns a pointer to an XFontStruct.
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// The global variable fl_xfont can be called wherever a bitmap "core" font is
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// needed, e.g. when rendering to a GL context under X11.
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// With Xlib / X11 fonts, fl_xfont will return the current selected font.
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// With XFT / X11 fonts, fl_xfont will attempt to return the bitmap "core" font most
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// similar to (usually the same as) the current XFT font.
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class FL_EXPORT Fl_XFont_On_Demand
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{
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public:
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Fl_XFont_On_Demand(XFontStruct* p = NULL) : ptr(p) { }
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Fl_XFont_On_Demand& operator=(const Fl_XFont_On_Demand& x)
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{ ptr = x.ptr; return *this; }
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Fl_XFont_On_Demand& operator=(XFontStruct* p)
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{ ptr = p; return *this; }
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XFontStruct* value();
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operator XFontStruct*() { return value(); }
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XFontStruct& operator*() { return *value(); }
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XFontStruct* operator->() { return value(); }
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bool operator==(const Fl_XFont_On_Demand& x) { return ptr == x.ptr; }
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bool operator!=(const Fl_XFont_On_Demand& x) { return ptr != x.ptr; }
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private:
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XFontStruct *ptr;
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};
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extern FL_EXPORT Fl_XFont_On_Demand fl_xfont;
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extern FL_EXPORT char fl_override_redirect; // hack into Fl_X::make_xid()
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extern FL_EXPORT int fl_background_pixel; // hack into Fl_X::make_xid()
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#endif // FL_LIBRARY || FL_INTERNALS
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#endif // FL_DOXYGEN
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