64 lines
2.1 KiB
Python
64 lines
2.1 KiB
Python
import turtle
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from tkinter import PhotoImage
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class Card(turtle.Turtle):
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card_count = 0
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def __init__(self, image_path):
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"""
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Initializes Card object.
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:param image_path: Path to image for card_front
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"""
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super().__init__()
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self.image_path = image_path
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self.card_id = Card.card_count
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Card.card_count += 1
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self.penup()
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self.speed(8)
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self.back = PhotoImage(file='images/turtle.png').subsample(4, 4)
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turtle.addshape('card_back', turtle.Shape('image', self.back))
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self.front = PhotoImage(file=image_path).subsample(4, 4)
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turtle.addshape(f'card_front{self.card_id}', turtle.Shape('image', self.front))
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self.shape('card_back')
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def __eq__(self, other):
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"""
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Checks if two cards have the same front image.
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:param other: Another Card object
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:return: True if cards have the same front image, False otherwise.
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"""
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if type(other) is not Card:
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raise TypeError('Can only compare Card objects to other Card objects.')
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else:
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return self.image_path == other.image_path
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def to_front(self):
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self.shape(f'card_front{self.card_id}')
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def to_back(self):
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self.shape('card_back')
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def is_mouse_over(self, x, y):
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# Collision code reused from D. Atkinson's Turtle Crossing program, with some minor modifications.
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# http://tiny.cc/ShortCodeLink
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top_edge = self.ycor() + 103
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bottom_edge = self.ycor() - 103
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car_left_edge = self.xcor() - 103
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car_right_edge = self.xcor() + 103
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if (
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(
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(y - bottom_edge > 0 and top_edge - y > 0)
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or
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(top_edge - y > 0 and y - bottom_edge > 0)
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)
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and
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(
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(x - car_left_edge > 0 and car_right_edge - x > 0)
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or
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(x - car_left_edge > 0 and car_right_edge - x > 0)
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)
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):
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return True
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return False
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