Made tons of progress, can now detect collisions and print index of card clicked on.

card.py

@@ -1,26 +1,48 @@
-import pygame
+import turtle
-from image_sprite import ImageSprite
+from tkinter import PhotoImage
 
 
-class Card(ImageSprite):
+class Card(turtle.Turtle):
-    def __init__(self, image_path, screen_width, screen_height):
+    def __init__(self, image_path):
         """
         Initializes Card object.
         :param image_path: Path to image
-        :param screen_width: Width of screen
-        :param screen_height: Height of screen
         """
-        super().__init__(image_path, screen_width, screen_height)
+        super().__init__()
 
-        self.size = 150  # image height and width (in pixels)
+        # self.size = 150  # desired image height and width (in pixels)
-        self.card_back = pygame.transform.scale(pygame.image.load('images/turtle.jpg'), (self.size, self.size))
+        self.penup()
-        self.card_front = pygame.transform.scale(pygame.image.load(image_path), (self.size, self.size))
+        self.speed(8)
-        self.image = self.card_back
+        self.smaller_back = PhotoImage(file='images/turtle.png').subsample(4, 4)
+        turtle.addshape('card_back', turtle.Shape('image', self.smaller_back))
+        self.smaller_front = PhotoImage(file=image_path).subsample(4, 4)
+        turtle.addshape('card_front', turtle.Shape('image', self.smaller_front))
+        self.shape('card_back')
 
-        self.temp_count = 0
+    def to_front(self):
+        self.shape('card_front')
 
-    def flip_card(self):
+    def to_back(self):
-        if self.image == self.card_back:
+        self.shape('card_back')
-            self.image = self.card_front
+
-        else:
+    def is_mouse_over(self, x, y):
-            self.image = self.card_back
+        # Collision code reused from D. Atkinson's Turtle Crossing program, with some minor modifications.
+        top_edge = self.ycor() + 103
+        bottom_edge = self.ycor() - 103
+        car_left_edge = self.xcor() - 103
+        car_right_edge = self.xcor() + 103
+        if (
+                (
+                        (y - bottom_edge > 0 and top_edge - y > 0)
+                        or
+                        (top_edge - y > 0 and y - bottom_edge > 0)
+                )
+                and
+                (
+                        (x - car_left_edge > 0 and car_right_edge - x > 0)
+                        or
+                        (x - car_left_edge > 0 and car_right_edge - x > 0)
+                )
+        ):
+            return True
+        return False

image_sprite.py

@@ -1,38 +0,0 @@
-import pygame
-
-
-class ImageSprite(pygame.sprite.Sprite):
-    def __init__(self, image_path, screen_width, screen_height):
-        """
-        Initializes Card object.
-        :param image_path: Path of
-        :param screen_width:
-        :param screen_height:
-        """
-        super().__init__()
-
-        self.image = pygame.image.load(image_path)
-        self.rect = self.image.get_rect()
-        self.rect.move(screen_width / 2, screen_height / 2)
-        self.width = screen_width
-        self.height = screen_height
-
-    def is_clicked(self):
-        """
-        Tests if the sprite is clicked
-        :return: Returns True if clicked, False otherwise
-        """
-        mouse_pos = pygame.mouse.get_pos()
-        if self.rect.collidepoint(mouse_pos) and pygame.mouse.get_pressed()[0]:
-            return True
-        else:
-            return False
-
-    def move(self, x, y):
-        """
-        Moves to the given x and y coordinates
-        :param x: x coordinate
-        :param y: y coordinate
-        :return: None
-        """
-        self.rect.move(x / self.width, y / self.height)

main.py

@@ -1,65 +1,80 @@
+try:
     import os
     import random
-import pygame
+    import time
+    import turtle
 
     from card import Card
 
     # CONSTANTS
     WIDTH = 1600
-HEIGHT = 900
+    HEIGHT = 840
     BACKGROUND_COLOR = (66, 135, 245)
 
-screen = pygame.display.set_mode((WIDTH, HEIGHT))
+    screen = turtle.Screen()
-pygame.display.set_caption('Turtle Cards')
+    turtle.bgcolor('#46a38d')
+    screen.setup(WIDTH, HEIGHT)
+
+
+    def coord_translation(x, y):
+        """
+        Translates coordinates from the screen to turtle.
+        :param x: x coordinate
+        :param y: y coordinate
+        :return: Translated coordinates
+        """
+        return x - (WIDTH / 2), y - (HEIGHT / 2)
+
 
     # Creates list of images, doubles it, and shuffles it
     image_files = os.listdir('images')
-image_files.remove('turtle.jpg')
+    image_files.remove('turtle.png')
     image_files.extend(image_files)
     random.shuffle(image_files)
 
-# Create sprites
+    cards = [Card(f'images/{file}') for file in image_files]
-cards = [Card(f'images/{file}', WIDTH, HEIGHT) for file in image_files]
-for card in cards:
-    screen.blit(card.image, card.rect)
-pygame.display.flip()
 
     # Move sprites
-# TODO: Fix initial movement of sprites
     for i in range(16):
         # Note: Coordinates start from (0, 0) at top left of screen.
         # Arrange cards in a grid, 4x4, with a margin of 20 pixels between each card.
         # Array from left to right, then top to bottom.
-    cards[i].move((150 * (i % 4)) + 85, (150 * int(i / 4)) + 85)
+        x, y = coord_translation((210 * (i % 4)) + 105, (210 * int(i / 4)) + 105)
-    print(str((150 * (i % 4)) + 85), str((150 * int(i / 4)) + 85))
+        cards[i].goto(x, y)
-    print(cards[i].rect)
+
+
+    def clicked_card(x, y):
+        """
+        :return: The card which was clicked
+        """
+        for card in cards:
+            if card.is_mouse_over(x, y):
+                print(cards.index(card))
+                card.to_front()
+                clicked_cards.append(card)
+
+
+    screen.onclick(fun=clicked_card)
 
     game_is_running = True
     clicked_cards = []
+    score = 0
 
     while game_is_running:
-    # Draw things
+        time.sleep(0.1)
-    screen.fill(BACKGROUND_COLOR)
+        if len(clicked_cards) == 2:
-    for card in cards:
+            if clicked_cards[0].shape() != clicked_cards[1].shape():
-        screen.blit(card.image, card.rect)
+                time.sleep(2)
-
+                clicked_cards[0].to_back()
-    if clicked_cards[0].image == clicked_cards[1].image:
+                clicked_cards[1].to_back()
-        # Code for if cards match
+                print('Wrong!')
-        print('Cards match!')
+                score -= 1
-        clicked_cards = []
             else:
-        # Code for if cards don't match
+                print('Correct!')
-        print('Cards don\'t match!')
+                score += 5
-        clicked_cards[0].flip_card()
-        clicked_cards[1].flip_card()
             clicked_cards = []
+        screen.update()
 
-    for event in pygame.event.get():
+    screen.mainloop()
-        if event.type == pygame.QUIT:
+except turtle.Terminator:
-            game_is_running = False
+    exit(0)
-        for card in cards:
-            if card.is_clicked():
-                clicked_cards.append(card)
-                card.flip_card()
-    cards[0].move(1, 0)
-    pygame.display.flip()