DrawingTraining/image.py

117 lines
4.0 KiB
Python

import random
from tkinter import *
from PIL import ImageTk, Image, ImageOps
from util import Util
class ImageWindow:
def __init__(self, window):
self.window = Toplevel(window)
self.window.title("Image")
self.window.geometry("1280x1024")
self.option = {
"bw": False,
"mirror": False
}
self.images = []
self.current_image = None
self.image_label = None
toolbar = Frame(self.window, bd=1, relief=RAISED)
toolbar.pack(side=BOTTOM, fill=X)
self.timer = 0
self.timer_label = None
self.timer_check = None
next_button = Button(toolbar, relief=FLAT, compound=LEFT, text="next ➡️", command=self.next_image)
next_button.pack(side=LEFT, padx=0, pady=0)
bw_button = Button(toolbar, relief=FLAT, compound=LEFT, text="black&white", command=self.toggle_black_white)
bw_button.pack(side=LEFT, padx=0, pady=0)
mirror_button = Button(toolbar, relief=FLAT, compound=LEFT, command=self.toggle_mirror, text="mirror")
mirror_button.pack(side=LEFT, padx=0, pady=0)
self.image_label = Label(self.window)
self.image_label.pack(side=TOP, fill=BOTH, expand=1)
self.timer_label = Label(toolbar, text=self.timer)
self.timer_label.pack(side=RIGHT, ipadx=20)
def update_timer(self, current):
current -= 1
if current > 0:
self.timer_label.configure(text=Util.format_seconds(current))
self.timer_check = self.window.after(1000, self.update_timer, current)
else:
self.window.after_cancel(self.timer_check)
if len(self.images) == 0:
self.window.destroy()
self.window.update()
return
self.next_image()
def next_image(self):
if self.timer_check is not None:
self.window.after_cancel(self.timer_check)
self.display_new_image()
self.display_new_timer()
def toggle_black_white(self):
print("bw was " + str(self.option["bw"]))
self.option["bw"] = not self.option["bw"]
print("bw is now " + str(self.option["bw"]))
def toggle_mirror(self):
print("mirror was " + str(self.option["mirror"]))
self.option["mirror"] = not self.option["mirror"]
print("mirror is now " + str(self.option["mirror"]))
def lets_draw(self, images, timer):
random.shuffle(images)
self.images = images
self.timer = timer
# canvas = Canvas(self.window)
# canvas.pack(fill=BOTH, expand=1)
self.next_image()
def display_new_timer(self):
self.timer_label.configure(text=self.timer)
self.timer_check = self.window.after(1000, self.update_timer, self.timer)
def display_new_image(self):
image_path = self.images[0]
self.images.pop(0)
self.current_image = Image.open(image_path)
self.resize_image()
if self.option["bw"]:
self.current_image = self.current_image.convert("L")
if self.option["mirror"]:
self.current_image = ImageOps.mirror(self.current_image)
image_to_display = ImageTk.PhotoImage(self.current_image)
self.image_label.configure(image=image_to_display)
self.image_label.bind('<Configure>', lambda event: self.resize_image())
self.image_label.image = image_to_display
def resize_image(self):
ma = self.window.winfo_toplevel()
w, h = ma.winfo_width(), ma.winfo_height()
# if self.current_image.size[0] > w or self.current_image.size[1] > h:
if w < 21 or h < 21: # too small
w = 1280
h = 1024
self.current_image.thumbnail((w - 20, h - 20), Image.ANTIALIAS)
print("resized: win %s >= img %s", (w, h), self.current_image.size)
image_to_display = ImageTk.PhotoImage(self.current_image)
self.image_label.configure(image=image_to_display)
self.image_label.image = image_to_display