image_viewer.py 文件源码

def zoom_out(self):
        self.widget_canvas_image.delete("image")

        self.image_photo = ImageTk.PhotoImage(self.image_open.resize(
            (self.image_photo.width() - self.original_width, self.image_photo.height() - self.original_height)))
        self.widget_canvas_image.configure(scrollregion=(self.check_scrollregion()))
        self.widget_canvas_image.configure(width=self.check_size()[0], height=self.check_size()[1])
        # self.drawn_image = self.widget_canvas_image.create_image(0, 0, anchor="nw", image=self.image_photo, tags="image")

        self.zoom_current -= 1
        # print(self.zoom_current)

        self.zoom_width = self.image_photo.width()
        self.zoom_height = self.image_photo.height()

        self.draw_tiles()
        self.draw_background()
        self.check_zoom()