from PIL import Image, ImageColor, ImageDraw

file_types = [("JPEG (*.jpg)", "*.jpg"), ("All files (*.*)", "*.*")]

tmp_file = tempfile.NamedTemporaryFile(suffix=".jpg").name

def get_value(key, values):

        return int(value)

def apply_drawing(values, window):

    image_file = values["-FILENAME-"]

    shape = values["-SHAPES-"]

    begin_x = get_value("-BEGIN_X-", values)

    begin_y = get_value("-BEGIN_Y-", values)

    end_x = get_value("-END_X-", values)

    end_y = get_value("-END_Y-", values)

    width = get_value("-WIDTH-", values)

    fill_color = values["-FILL_COLOR-"]

    outline_color = values["-OUTLINE_COLOR-"]

    if os.path.exists(image_file):

        shutil.copy(image_file, tmp_file)

        image = Image.open(tmp_file)

        image.thumbnail((400, 400))

        draw = ImageDraw.Draw(image)

        if shape == "Ellipse":

            draw.ellipse(

                (begin_x, begin_y, end_x, end_y),

                fill=fill_color,

                width=width,

                outline=outline_color,

        elif shape == "Rectangle":

            draw.rectangle(

                (begin_x, begin_y, end_x, end_y),

                fill=fill_color,

                width=width,

                outline=outline_color,

        image.save(tmp_file)

        bio = io.BytesIO()

        image.save(bio, format="PNG")

        window["-IMAGE-"].update(data=bio.getvalue())

def create_coords_elements(label, begin_x, begin_y, key1, key2):

        sg.Text(label),

        sg.Input(begin_x, size=(5, 1), key=key1, enable_events=True),

        sg.Input(begin_y, size=(5, 1), key=key2, enable_events=True),

    save_filename = sg.popup_get_file(

        "File", file_types=file_types, save_as=True, no_window=True

    if save_filename == values["-FILENAME-"]:

        sg.popup_error(

            "You are not allowed to overwrite the original image!")

        if save_filename:

            shutil.copy(tmp_file, save_filename)

            sg.popup(f"Saved: {save_filename}")

    colors = list(ImageColor.colormap.keys())

        [sg.Image(key="-IMAGE-")],

            sg.Text("Image File"),

            sg.Input(

                size=(25, 1), key="-FILENAME-"

            sg.FileBrowse(file_types=file_types),

            sg.Button("Load Image"),

            sg.Text("Shapes"),

            sg.Combo(

                ["Ellipse", "Rectangle"],

                default_value="Ellipse",

                key="-SHAPES-",

                enable_events=True,

                readonly=True,

            *create_coords_elements(

                "Begin Coords", "10", "10", "-BEGIN_X-", "-BEGIN_Y-"

            *create_coords_elements(

                "End Coords", "100", "100", "-END_X-", "-END_Y-"

            sg.Text("Fill"),

            sg.Combo(

                colors,

                default_value=colors[0],

                key="-FILL_COLOR-",

                enable_events=True,

                readonly=True

            sg.Text("Outline"),

            sg.Combo(

                colors,

                default_value=colors[0],

                key="-OUTLINE_COLOR-",

                enable_events=True,

                readonly=True

            sg.Text("Width"),

            sg.Input("3", size=(5, 1), key="-WIDTH-", enable_events=True),

        [sg.Button("Save")],

    window = sg.Window("Drawing GUI", layout, size=(450, 500))

        "-FILL_COLOR-",

        "-OUTLINE_COLOR-",

        event, values = window.read()

        if event == "Exit" or event == sg.WIN_CLOSED:

        if event in events:

            apply_drawing(values, window)

        if event == "Save" and values["-FILENAME-"]:

            save_image(values)

if __name__ == "__main__":