From b252e5e45cfd87da48133a3a52e3ac164759b231 Mon Sep 17 00:00:00 2001
From: Albrecht Schlosser <albrechts.fltk@online.de>
Date: Sat, 15 Mar 2025 23:34:56 +0100
Subject: Remove libfltk_cairo (fltk::cairo)

This library is no longer needed and was "empty" for backwards
compatibility since FLTK 1.4.0.
---
 FL/Fl.H              | 16 +++++++++-------
 FL/Fl_Cairo.H        |  7 +++----
 FL/Fl_Cairo_Window.H |  4 ++--
 3 files changed, 14 insertions(+), 13 deletions(-)

(limited to 'FL')

diff --git a/FL/Fl.H b/FL/Fl.H
index 952cfa59b..578971348 100644
--- a/FL/Fl.H
+++ b/FL/Fl.H
@@ -1,7 +1,7 @@
 //
 // Main header file for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 1998-2024 by Bill Spitzak and others.
+// Copyright 1998-2025 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
@@ -1449,7 +1449,7 @@ public:
     In this last case, you don't need anymore to call Fl::cairo_make_current().
     You can use Fl::cairo_cc() to get the current Cairo context anytime.
 
-    \note Only available when configure has the --enable-cairo option
+    \note Only available if built with CMake option FLTK_OPTION_CAIRO_WINDOW=ON.
   */
   static void cairo_autolink_context(bool alink) {
     cairo_state_.autolink(alink);
@@ -1460,8 +1460,9 @@ public:
     \retval false if no Cairo context autolink is made for each window.
     \retval true if any fltk window is attached a Cairo context when it
     is current. \see void cairo_autolink_context(bool alink)
-    \note Only available when configure has the --enable-cairo option
- */
+
+    \note Only available if built with CMake option FLTK_OPTION_CAIRO_EXT=ON.
+    */
   static bool cairo_autolink_context() {
     return cairo_state_.autolink();
   }
@@ -1473,7 +1474,8 @@ public:
 
   /** Sets the current Cairo context to \p c.
     Set \p own to true if you want fltk to handle this cc deletion.
-    \note Only available when configure has the --enable-Cairo option
+
+    \note Only available if built with CMake option FLTK_OPTION_CAIRO_WINDOW=ON.
   */
   static void cairo_cc(cairo_t *c, bool own=false) {
     cairo_state_.cc(c, own);
@@ -1498,8 +1500,8 @@ public:
       Fl::cairo_flush(cc);            // flush Cairo drawings to the device
     \endcode
 
-    If you configure FLTK with \c '--enable-cairo' or CMake option
-    \c 'FLTK_OPTION_CAIRO_WINDOW' (i.e. without \c '--enable-cairoext' or CMake option
+    If you configure FLTK with CMake option
+    \c 'FLTK_OPTION_CAIRO_WINDOW' (i.e. without CMake option
     \c 'FLTK_OPTION_CAIRO_EXT') or if you don't enable the \c 'autolink' Cairo
     context you may do the equivalent to use Cairo drawings in an
     overridden draw() method of derived classes by using
diff --git a/FL/Fl_Cairo.H b/FL/Fl_Cairo.H
index cf43de421..51639c980 100644
--- a/FL/Fl_Cairo.H
+++ b/FL/Fl_Cairo.H
@@ -1,7 +1,7 @@
 //
 // Main Cairo support header file for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 1998-2023 by Bill Spitzak and others.
+// Copyright 1998-2025 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
@@ -49,9 +49,8 @@
   A private internal & unique corresponding object is created to
   permit cairo context state handling while keeping it opaque.
   For internal use only.
-  \note Only available when configure has the --enable-cairo or
-       --enable-cairoext option or one or both of the CMake options
-       FLTK_OPTION_CAIRO_WINDOW or FLTK_OPTION_CAIRO_EXT is set (ON)
+  \note Only available if one or both of the CMake options
+        FLTK_OPTION_CAIRO_WINDOW or FLTK_OPTION_CAIRO_EXT is set (ON).
 */
 class FL_EXPORT Fl_Cairo_State {
 public:
diff --git a/FL/Fl_Cairo_Window.H b/FL/Fl_Cairo_Window.H
index ebffb51ce..658819175 100644
--- a/FL/Fl_Cairo_Window.H
+++ b/FL/Fl_Cairo_Window.H
@@ -1,7 +1,7 @@
 //
 // Fl_Cairo_Window header file for the Fast Light Tool Kit (FLTK).
 //
-// Copyright 1998-2023 by Bill Spitzak and others.
+// Copyright 1998-2025 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
@@ -78,7 +78,7 @@
   \see test/cairo_test.cxx
 
   \note Class Fl_Cairo_Window requires the FLTK library to have been built with
-  CMake option FLTK_OPTION_CAIRO_WINDOW or configure --enable-cairo.
+    CMake option FLTK_OPTION_CAIRO_WINDOW or FLTK_OPTION_CAIRO_EXT.
 
   \note You can alternatively define your custom Cairo FLTK window,
   and thus at least override the draw() method to provide custom Cairo
-- 
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