1"""
2Sprite Collect Coins
3
4Simple program to show basic sprite usage.
5
6Artwork from http://kenney.nl
7
8If Python and Arcade are installed, this example can be run from the command line with:
9python -m arcade.examples.sprite_collect_coins
10"""
11
12import random
13import arcade
14
15# --- Constants ---
16SPRITE_SCALING_PLAYER = 0.5
17SPRITE_SCALING_COIN = .25
18COIN_COUNT = 50
19
20SCREEN_WIDTH = 800
21SCREEN_HEIGHT = 600
22SCREEN_TITLE = "Sprite Collect Coins Example"
23
24
25class MyGame(arcade.Window):
26 """ Our custom Window Class"""
27
28 def __init__(self):
29 """ Initializer """
30 # Call the parent class initializer
31 super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)
32
33 # Variables that will hold sprite lists
34 self.player_list = None
35 self.coin_list = None
36
37 # Set up the player info
38 self.player_sprite = None
39 self.score = 0
40
41 # Don't show the mouse cursor
42 self.set_mouse_visible(False)
43
44 arcade.set_background_color(arcade.color.AMAZON)
45
46 def setup(self):
47 """ Set up the game and initialize the variables. """
48
49 # Sprite lists
50 self.player_list = arcade.SpriteList()
51 self.coin_list = arcade.SpriteList()
52
53 # Score
54 self.score = 0
55
56 # Set up the player
57 # Character image from kenney.nl
58 img = ":resources:images/animated_characters/female_person/femalePerson_idle.png"
59 self.player_sprite = arcade.Sprite(img, SPRITE_SCALING_PLAYER)
60 self.player_sprite.center_x = 50
61 self.player_sprite.center_y = 50
62 self.player_list.append(self.player_sprite)
63
64 # Create the coins
65 for i in range(COIN_COUNT):
66
67 # Create the coin instance
68 # Coin image from kenney.nl
69 coin = arcade.Sprite(":resources:images/items/coinGold.png",
70 SPRITE_SCALING_COIN)
71
72 # Position the coin
73 coin.center_x = random.randrange(SCREEN_WIDTH)
74 coin.center_y = random.randrange(SCREEN_HEIGHT)
75
76 # Add the coin to the lists
77 self.coin_list.append(coin)
78
79 def on_draw(self):
80 """ Draw everything """
81 arcade.start_render()
82 self.coin_list.draw()
83 self.player_list.draw()
84
85 # Put the text on the screen.
86 output = f"Score: {self.score}"
87 arcade.draw_text(output, 10, 20, arcade.color.WHITE, 14)
88
89 def on_mouse_motion(self, x, y, dx, dy):
90 """ Handle Mouse Motion """
91
92 # Move the center of the player sprite to match the mouse x, y
93 self.player_sprite.center_x = x
94 self.player_sprite.center_y = y
95
96 def on_update(self, delta_time):
97 """ Movement and game logic """
98
99 # Call update on all sprites (The sprites don't do much in this
100 # example though.)
101 self.coin_list.update()
102
103 # Generate a list of all sprites that collided with the player.
104 coins_hit_list = arcade.check_for_collision_with_list(self.player_sprite,
105 self.coin_list)
106
107 # Loop through each colliding sprite, remove it, and add to the score.
108 for coin in coins_hit_list:
109 coin.remove_from_sprite_lists()
110 self.score += 1
111
112
113def main():
114 """ Main method """
115 window = MyGame()
116 window.setup()
117 arcade.run()
118
119
120if __name__ == "__main__":
121 main()