class Gtkmm3 < Formula
  desc "C++ interfaces for GTK+ and GNOME"
  homepage "https://www.gtkmm.org/"
  url "https://download.gnome.org/sources/gtkmm/3.22/gtkmm-3.22.0.tar.xz"
  sha256 "05da4d4b628fb20c8384630ddf478a3b5562952b2d6181fe28d58f6cbc0514f5"

  bottle do
    cellar :any
    sha256 "f4b74a3653a650d6673252ec452828cc77c19b785eca7dbc1896d2f0d9d67750" => :sierra
    sha256 "19c9ff80587d879c5971fe677170609d85066cb3a0fe66846af82d84a64f02f0" => :el_capitan
    sha256 "08b2a592bb496de2d0b5e18cb260b4b214b8993ece9038340dc338bef0f2b488" => :yosemite
  end

  depends_on "pkg-config" => :build
  depends_on "gtk+3"
  depends_on "pangomm"
  depends_on "atkmm"

  needs :cxx11

  # circumvent a bug in gtk+3
  # bug report opened at https://bugzilla.gnome.org/show_bug.cgi?id=772281
  patch do
    url "https://raw.githubusercontent.com/Homebrew/formula-patches/60d3df52/gtkmm3/gtk_clipboard_get_selection.patch"
    sha256 "0849da0516850eeffdab22941aa5d30cca40d4a7775683665e044b84d5ca0d85"
  end

  def install
    ENV.cxx11

    system "./configure", "--disable-silent-rules", "--disable-dependency-tracking", "--prefix=#{prefix}"
    system "make", "install"
  end

  test do
    (testpath/"test.cpp").write <<-EOS.undent
      #include <gtkmm.h>
      class MyLabel : public Gtk::Label {
        MyLabel(Glib::ustring text) : Gtk::Label(text) {}
      };
      int main(int argc, char *argv[]) {
        return 0;
      }
    EOS
    atk = Formula["atk"]
    atkmm = Formula["atkmm"]
    cairo = Formula["cairo"]
    cairomm = Formula["cairomm"]
    fontconfig = Formula["fontconfig"]
    freetype = Formula["freetype"]
    gdk_pixbuf = Formula["gdk-pixbuf"]
    gettext = Formula["gettext"]
    glib = Formula["glib"]
    glibmm = Formula["glibmm"]
    gtkx3 = Formula["gtk+3"]
    libepoxy = Formula["libepoxy"]
    libpng = Formula["libpng"]
    libsigcxx = Formula["libsigc++"]
    pango = Formula["pango"]
    pangomm = Formula["pangomm"]
    pixman = Formula["pixman"]
    flags = %W[
      -I#{atk.opt_include}/atk-1.0
      -I#{atkmm.opt_include}/atkmm-1.6
      -I#{cairo.opt_include}/cairo
      -I#{cairomm.opt_include}/cairomm-1.0
      -I#{cairomm.opt_lib}/cairomm-1.0/include
      -I#{fontconfig.opt_include}
      -I#{freetype.opt_include}/freetype2
      -I#{gdk_pixbuf.opt_include}/gdk-pixbuf-2.0
      -I#{gettext.opt_include}
      -I#{glib.opt_include}/gio-unix-2.0/
      -I#{glib.opt_include}/glib-2.0
      -I#{glib.opt_lib}/glib-2.0/include
      -I#{glibmm.opt_include}/giomm-2.4
      -I#{glibmm.opt_include}/glibmm-2.4
      -I#{glibmm.opt_lib}/giomm-2.4/include
      -I#{glibmm.opt_lib}/glibmm-2.4/include
      -I#{gtkx3.opt_include}
      -I#{gtkx3.opt_include}/gtk-3.0
      -I#{gtkx3.opt_include}/gtk-3.0/unix-print
      -I#{include}/gdkmm-3.0
      -I#{include}/gtkmm-3.0
      -I#{libepoxy.opt_include}
      -I#{libpng.opt_include}/libpng16
      -I#{libsigcxx.opt_include}/sigc++-2.0
      -I#{libsigcxx.opt_lib}/sigc++-2.0/include
      -I#{lib}/gdkmm-3.0/include
      -I#{lib}/gtkmm-3.0/include
      -I#{pango.opt_include}/pango-1.0
      -I#{pangomm.opt_include}/pangomm-1.4
      -I#{pangomm.opt_lib}/pangomm-1.4/include
      -I#{pixman.opt_include}/pixman-1
      -D_REENTRANT
      -L#{atk.opt_lib}
      -L#{atkmm.opt_lib}
      -L#{cairo.opt_lib}
      -L#{cairomm.opt_lib}
      -L#{gdk_pixbuf.opt_lib}
      -L#{gettext.opt_lib}
      -L#{glib.opt_lib}
      -L#{glibmm.opt_lib}
      -L#{gtkx3.opt_lib}
      -L#{libsigcxx.opt_lib}
      -L#{lib}
      -L#{pango.opt_lib}
      -L#{pangomm.opt_lib}
      -latk-1.0
      -latkmm-1.6
      -lcairo
      -lcairo-gobject
      -lcairomm-1.0
      -lgdk-3
      -lgdk_pixbuf-2.0
      -lgdkmm-3.0
      -lgio-2.0
      -lgiomm-2.4
      -lglib-2.0
      -lglibmm-2.4
      -lgobject-2.0
      -lgtk-3
      -lgtkmm-3.0
      -lintl
      -lpango-1.0
      -lpangocairo-1.0
      -lpangomm-1.4
      -lsigc-2.0
    ]
    system ENV.cxx, "-std=c++11", "test.cpp", "-o", "test", *flags
    system "./test"
  end
end