import gi
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk, Gdk, GdkPixbuf, cairo


class VPetWindow(Gtk.Window):
    def __init__(self):
        super().__init__()

        # Fensterkonfiguration
        self.set_title("vPet")
        self.set_default_size(48, 48)
        self.set_app_paintable(True)
        self.set_decorated(False)
        self.set_keep_above(True)
        self.set_accept_focus(False)

        # Entferne den Fensterschatten und wende RGBA-Visual an
        screen = self.get_screen()
        visual = screen.get_rgba_visual()
        if visual:
            self.set_visual(visual)

        # Mausereignisse ignorieren
        self.connect("screen-changed", self.on_screen_changed)
        self.set_app_paintable(True)
        self.on_screen_changed(None)

        # Lade und zeige das Sprite (virtuelles Haustier)
        self.image = Gtk.Image()
        pixbuf = GdkPixbuf.Pixbuf.new_from_file("vpet_sprite.png")  # Ersetze mit deinem Sprite
        self.image.set_from_pixbuf(pixbuf)
        self.add(self.image)

        self.show_all()

    def on_screen_changed(self, screen):
        gdk_window = self.get_window()
        if gdk_window:
            # Eingabeform auf das Sprite beschränken
            region = Gdk.cairo_region_create_from_surface(self.get_mask())
            gdk_window.input_shape_combine_region(region)

    def get_mask(self):
        # Maske für die Eingabe basierend auf der Sprite-Form erstellen
        pixbuf = self.image.get_pixbuf()
        surface = cairo.ImageSurface(cairo.FORMAT_ARGB32, pixbuf.get_width(), pixbuf.get_height())
        cr = cairo.Context(surface)
        Gdk.cairo_set_source_pixbuf(cr, pixbuf, 0, 0)
        cr.paint()
        return surface


if __name__ == "__main__":
    win = VPetWindow()
    win.connect("destroy", Gtk.main_quit)
    Gtk.main()