1"""
2Sprite Collect Coins with Different Levels
3
4Simple program to show basic sprite usage.
5
6Artwork from https://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_diff_levels
10"""
11
12from __future__ import annotations
13
14import random
15import arcade
16
17SPRITE_SCALING = 0.5
18
19SCREEN_WIDTH = 800
20SCREEN_HEIGHT = 600
21SCREEN_TITLE = "Sprite Collect Coins with Different Levels Example"
22
23
24class FallingCoin(arcade.Sprite):
25 """ Simple sprite that falls down """
26
27 def update(self):
28 """ Move the coin """
29
30 # Fall down
31 self.center_y -= 2
32
33 # Did we go off the screen? If so, pop back to the top.
34 if self.top < 0:
35 self.bottom = SCREEN_HEIGHT
36
37
38class RisingCoin(arcade.Sprite):
39 """ Simple sprite that falls up """
40
41 def update(self):
42 """ Move the coin """
43
44 # Move up
45 self.center_y += 2
46
47 # Did we go off the screen? If so, pop back to the bottom.
48 if self.bottom > SCREEN_HEIGHT:
49 self.top = 0
50
51
52class MyGame(arcade.Window):
53 """
54 Main application class.
55 """
56
57 def __init__(self, width, height, title):
58 """ Initialize """
59
60 # Call the parent class initializer
61 super().__init__(width, height, title)
62
63 # Variables that will hold sprite lists
64 self.player_list = None
65 self.coin_list = None
66
67 # Set up the player info
68 self.player_sprite = None
69 self.score = 0
70
71 self.level = 1
72
73 # Don't show the mouse cursor
74 self.set_mouse_visible(False)
75
76 # Set the background color
77 self.background_color = arcade.color.AMAZON
78
79 def level_1(self):
80 for i in range(20):
81
82 # Create the coin instance
83 coin = arcade.Sprite(":resources:images/items/coinGold.png", scale=SPRITE_SCALING / 3)
84
85 # Position the coin
86 coin.center_x = random.randrange(SCREEN_WIDTH)
87 coin.center_y = random.randrange(SCREEN_HEIGHT)
88
89 # Add the coin to the lists
90 self.coin_list.append(coin)
91
92 def level_2(self):
93 for i in range(30):
94
95 # Create the coin instance
96 coin = FallingCoin(":resources:images/items/coinBronze.png", scale=SPRITE_SCALING / 2)
97
98 # Position the coin
99 coin.center_x = random.randrange(SCREEN_WIDTH)
100 coin.center_y = random.randrange(SCREEN_HEIGHT, SCREEN_HEIGHT * 2)
101
102 # Add the coin to the lists
103 self.coin_list.append(coin)
104
105 def level_3(self):
106 for i in range(30):
107
108 # Create the coin instance
109 coin = RisingCoin(":resources:images/items/coinSilver.png", scale=SPRITE_SCALING / 2)
110
111 # Position the coin
112 coin.center_x = random.randrange(SCREEN_WIDTH)
113 coin.center_y = random.randrange(-SCREEN_HEIGHT, 0)
114
115 # Add the coin to the lists
116 self.coin_list.append(coin)
117
118 def setup(self):
119 """ Set up the game and initialize the variables. """
120
121 self.score = 0
122 self.level = 1
123
124 # Sprite lists
125 self.player_list = arcade.SpriteList()
126 self.coin_list = arcade.SpriteList()
127
128 # Set up the player
129 self.player_sprite = arcade.Sprite(":resources:images/animated_characters/female_person/femalePerson_idle.png",
130 scale=SPRITE_SCALING)
131 self.player_sprite.center_x = 50
132 self.player_sprite.center_y = 50
133 self.player_list.append(self.player_sprite)
134
135 self.level_1()
136
137 def on_draw(self):
138 """
139 Render the screen.
140 """
141
142 # This command has to happen before we start drawing
143 self.clear()
144
145 # Draw all the sprites.
146 self.player_sprite.draw()
147 self.coin_list.draw()
148
149 # Put the text on the screen.
150 output = f"Score: {self.score}"
151 arcade.draw_text(output, 10, 20, arcade.color.WHITE, 15)
152
153 output = f"Level: {self.level}"
154 arcade.draw_text(output, 10, 35, arcade.color.WHITE, 15)
155
156 def on_mouse_motion(self, x, y, dx, dy):
157 """
158 Called whenever the mouse moves.
159 """
160 self.player_sprite.center_x = x
161 self.player_sprite.center_y = y
162
163 def on_update(self, delta_time):
164 """ Movement and game logic """
165
166 # Call update on all sprites (The sprites don't do much in this
167 # example though.)
168 self.coin_list.update()
169
170 # Generate a list of all sprites that collided with the player.
171 hit_list = arcade.check_for_collision_with_list(self.player_sprite, self.coin_list)
172
173 # Loop through each colliding sprite, remove it, and add to the score.
174 for coin in hit_list:
175 coin.remove_from_sprite_lists()
176 self.score += 1
177
178 # See if we should go to level 2
179 if len(self.coin_list) == 0 and self.level == 1:
180 self.level += 1
181 self.level_2()
182 # See if we should go to level 3
183 elif len(self.coin_list) == 0 and self.level == 2:
184 self.level += 1
185 self.level_3()
186
187
188def main():
189 """ Main function """
190 window = MyGame(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)
191 window.setup()
192 arcade.run()
193
194
195if __name__ == "__main__":
196 main()