cluttertest.py

import sys
import gi
gi.require_version('Gtk', '3.0')
from gi.repository import Gtk
gi.require_version('GtkClutter', '1.0')
from gi.repository import GtkClutter, Clutter
GtkClutter.init(sys.argv)


class Application(Gtk.Application):
    def __init__(self, **kwargs):
        super().__init__(application_id='org.gnome.Clutter_test',
                         **kwargs)

    def do_activate(self):
        window = Gtk.ApplicationWindow.new(self)
        window.set_title('clutter_test')
        window.present()

        self.embed = GtkClutter.Embed()
        window.add(self.embed)
        self.embed.set_size_request(800, 600)

        stage = self.embed.get_stage()

        self.rect = Clutter.Rectangle.new_with_color(Clutter.Color.new(255,0,0,200))
        self.rect.set_size(300, 200)
        self.rect.set_position(200, 200)
        self.rect.set_scale(0.1, 0.1) # Doesn't Work
        #self.rect.set_scale(1.5, 1.5) # Works

        self.DA = Clutter.DragAction.new()
        self.rect.add_action(self.DA)
        self.rect.set_reactive(True)

        stage.add_child(self.rect)

        stage.show_all()
        window.show_all()




def main():
    application = Application()

    try:
        ret = application.run(sys.argv)
    except SystemExit as e:
        ret = e.code

    sys.exit(ret)

if __name__ == '__main__':
    main()