Update Day-23

Author: abhijeetpandit7

Day-23-CrossyRoad/README.md

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+# Crossy-Road
+
+### An implementation of CrossyRoad.  
+
+<img src= 'https://user-images.githubusercontent.com/65078610/105710192-c4d67e80-5f3c-11eb-92af-ec49d084612a.gif' width="500">

Day-23-CrossyRoad/car_manager.py

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+from turtle import Turtle
+import random
+COLORS = ["red", "orange", "yellow", "green", "blue", "purple"]
+STARTING_MOVE_DISTANCE = 5
+
+class CarManager:
+
+    def __init__(self):
+        self.cars = []
+
+    def create_car(self):
+        random_chance = random.randint(1,6)
+        if random_chance == 1:
+            self.new_car()
+
+    def new_car(self):
+        new_car = Turtle(shape='square')
+        new_car.penup()
+        new_car.shapesize(stretch_wid=1, stretch_len=2)
+        new_car.color(random.choice(COLORS))
+        new_car.goto(self.position())
+        self.cars.append(new_car)
+
+    def move(self):
+        for car in self.cars:
+            car.forward(STARTING_MOVE_DISTANCE)
+
+    def position(self):
+        # x = random.randrange(-275,275,20)
+        y = random.randrange(-200,200,20)
+        return (-300,y)
+
+    def redirect(self):
+        for car in self.cars:
+            if car.xcor() > 300:
+                car.setx(-car.xcor())
+                car.sety(random.randrange(-200,200,20))

Day-23-CrossyRoad/main.py

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+import time
+from turtle import Screen
+from player import Player
+from car_manager import CarManager
+from scoreboard import Scoreboard
+
+screen = Screen()
+screen.title("Crossy Road")
+screen.setup(width=600, height=600)
+screen.tracer(0)
+screen.listen()
+
+player = Player()
+car_manager = CarManager()
+scoreboard = Scoreboard()
+screen.onkey(player.up,'Up')
+
+game_is_on = True
+while game_is_on:
+    time.sleep(player.pace)
+    screen.update()
+    
+    # Create new car
+    car_manager.create_car()
+
+    # Car starts motion
+    car_manager.move()
+
+    # Car leaving screen
+    # car_manager.redirect()
+
+    # Detect collision with car
+    for car in car_manager.cars:
+        if (player.ycor() == car.ycor()):
+            if player.distance(car) < 25:
+                game_is_on = False
+                scoreboard.game_over()
+
+    # Player reaches finish line
+    if player.is_finish():
+        scoreboard.increment()
+
+screen.exitonclick()

Day-23-CrossyRoad/player.py

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+from turtle import Turtle
+STARTING_POSITION = (0, -280)
+MOVE_DISTANCE = 20
+FINISH_LINE_Y = 280
+
+
+class Player(Turtle):
+    def __init__(self):
+        super().__init__()
+        self.shape('turtle')
+        self.penup()
+        self.left(90)
+        self.goto(STARTING_POSITION)
+        self.pace = 0.1
+
+    def up(self):
+        self.forward(MOVE_DISTANCE)
+    
+    def is_finish(self):
+        if self.ycor() == FINISH_LINE_Y:
+            self.goto(STARTING_POSITION)
+            self.pace *= 0.9
+            return True
+        return False

Day-23-CrossyRoad/scoreboard.py

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+from turtle import Turtle
+ALIGNMENT = 'center'
+FONT = ("Courier", 20, "bold")
+POSITION = (-220,240)
+
+class Scoreboard(Turtle):
+
+    def __init__(self):
+        super().__init__()
+        self.hideturtle()
+        self.penup()
+        self.goto(POSITION)
+        self.score = 0
+        self.write(f'Level: {self.score}', align=ALIGNMENT, font=FONT)
+    
+    def increment(self):
+        self.score += 1
+        self.clear()
+        self.write(f'Level: {self.score}', align=ALIGNMENT, font=FONT)
+
+    def game_over(self):
+        self.goto(0,0)
+        self.write(f'Game Over', align=ALIGNMENT, font=FONT)