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JFincher42JFincher42
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Reworked and refactored example code
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-1337
lines changed

10 files changed

+1235
-1337
lines changed

arcade-platformer/arcade_platformer/01_game_outline.py renamed to arcade-platformer/arcade_platformer/01_game_skeleton.py

File renamed without changes.

‎arcade-platformer/arcade_platformer/02_open_game_window.py‎

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#
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# Arcade Platformer
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#
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# Demonstrating the capbilities of arcade in a platformer game
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# Supporting the Arcade Platformer article on https://realpython.com
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#
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# All game artwork and sounds, except the tile map and victory sound,
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# from www.kenney.nl
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# Import libraries
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import arcade
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import pathlib
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# Game constants
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# Window dimensions
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SCREEN_WIDTH = 1000
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SCREEN_HEIGHT = 650
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SCREEN_TITLE = "Arcade Platformer"
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# Assets path
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ASSETS_PATH = pathlib.Path(__file__).resolve().parent.parent / "assets"
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# Classes
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class Platformer(arcade.Window):
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"""PlatformerView class. Derived from arcade.View, provides all functionality
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from arcade.Window, plus managing different views for our game.
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"""
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def __init__(self) -> None:
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"""Create the game view"""
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# First initialize the parent
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super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)
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# These lists will hold different sets of sprites
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self.coins_list = None
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self.background_list = None
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self.walls_list = None
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self.ladders_list = None
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self.goals_list = None
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self.enemies_list = None
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# One sprite for the player, no more is needed
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self.player = None
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# We need a physics engine as well
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self.physics_engine = None
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# Someplace to keep score
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self.score = 0
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# Which level are we on?
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self.level = 1
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# Load up our sounds here
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self.coin_sound = arcade.load_sound(
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str(ASSETS_PATH / "sounds" / "coin.wav")
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)
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self.jump_sound = arcade.load_sound(
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str(ASSETS_PATH / "sounds" / "jump.wav")
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)
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self.victory_sound = arcade.load_sound(
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str(ASSETS_PATH / "sounds" / "victory.wav")
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)
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def setup(self):
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"""Sets up the game for the current level
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"""
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pass
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def on_key_press(self, key: int, modifiers: int):
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"""Processes key presses
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Arguments:
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key {int} -- Which key was pressed
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modifiers {int} -- Which modifiers were down at the time
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"""
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def on_key_release(self, key: int, modifiers: int):
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"""Processes key releases
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Arguments:
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key {int} -- Which key was released
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modifiers {int} -- Which modifiers were down at the time
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"""
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def on_update(self, delta_time: float):
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"""Updates the position of all screen objects
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Arguments:
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delta_time {float} -- How much time since the last call
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"""
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pass
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def on_draw(self):
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"""Draws everything
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"""
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pass
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# Main
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# Main
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if __name__ == "__main__":
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window = Platformer()
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window.setup()
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arcade.run()

‎arcade-platformer/arcade_platformer/03_read_level_one.py‎

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#
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# Arcade Platformer
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#
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# Demonstrating the capbilities of arcade in a platformer game
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# Supporting the Arcade Platformer article on https://realpython.com
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#
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# All game artwork and sounds, except the tile map and victory sound,
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# from www.kenney.nl
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# Import libraries
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import arcade
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import pathlib
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# Game constants
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# Window dimensions
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SCREEN_WIDTH = 1000
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SCREEN_HEIGHT = 650
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SCREEN_TITLE = "Arcade Platformer"
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# Scaling Constants
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MAP_SCALING = 1.0
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# Player constants
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GRAVITY = 1.0
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PLAYER_START_X = 65
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PLAYER_START_Y = 256
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# Assets path
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ASSETS_PATH = pathlib.Path(__file__).resolve().parent.parent / "assets"
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# Classes
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class Platformer(arcade.Window):
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"""PlatformerView class. Derived from arcade.View, provides all functionality
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from arcade.Window, plus managing different views for our game.
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"""
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def __init__(self) -> None:
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"""Create the game view"""
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# First initialize the parent
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super().__init__(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)
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# These lists will hold different sets of sprites
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self.coins_list = None
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self.background_list = None
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self.walls_list = None
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self.ladders_list = None
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self.goals_list = None
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self.enemies_list = None
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# One sprite for the player, no more is needed
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self.player = None
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# We need a physics engine as well
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self.physics_engine = None
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# Someplace to keep score
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self.score = 0
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# Which level are we on?
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self.level = 1
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# Load up our sounds here
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self.coin_sound = arcade.load_sound(
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str(ASSETS_PATH / "sounds" / "coin.wav")
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)
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self.jump_sound = arcade.load_sound(
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str(ASSETS_PATH / "sounds" / "jump.wav")
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)
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self.victory_sound = arcade.load_sound(
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str(ASSETS_PATH / "sounds" / "victory.wav")
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)
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def setup(self) -> None:
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"""Sets up the game for the current level"""
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# Get the current map based on the level
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map_name = f"platform_level_{self.level:02}.tmx"
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map_path = ASSETS_PATH / map_name
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# What are the names of the layers?
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wall_layer = "ground"
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coin_layer = "coins"
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goal_layer = "goal"
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background_layer = "background"
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ladders_layer = "ladders"
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# Load the current map
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map = arcade.tilemap.read_tmx(str(map_path))
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# Load the layers
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self.background_list = arcade.tilemap.process_layer(
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map, layer_name=background_layer, scaling=MAP_SCALING
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)
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self.goals_list = arcade.tilemap.process_layer(
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map, layer_name=goal_layer, scaling=MAP_SCALING
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)
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self.walls_list = arcade.tilemap.process_layer(
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map, layer_name=wall_layer, scaling=MAP_SCALING
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)
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self.ladders_list = arcade.tilemap.process_layer(
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map, layer_name=ladders_layer, scaling=MAP_SCALING
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)
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self.coins_list = arcade.tilemap.process_layer(
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map, layer_name=coin_layer, scaling=MAP_SCALING
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)
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# Set the background color
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background_color = arcade.color.AERO_BLUE
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if map.background_color:
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background_color = map.background_color
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arcade.set_background_color(background_color)
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# Create the player sprite, if they're not already setup
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if not self.player:
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self.player = self.create_player_sprite()
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# If we have a player sprite, we need to move it back to the beginning
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self.player.center_x = PLAYER_START_X
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self.player.center_y = PLAYER_START_Y
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self.player.change_x = 0
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self.player.change_y = 0
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# Load the physics engine for this map
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self.physics_engine = arcade.PhysicsEnginePlatformer(
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player_sprite=self.player,
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platforms=self.walls_list,
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gravity_constant=GRAVITY,
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ladders=self.ladders_list,
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)
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def on_key_press(self, key: int, modifiers: int):
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"""Processes key presses
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Arguments:
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key {int} -- Which key was pressed
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modifiers {int} -- Which modifiers were down at the time
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"""
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def on_key_release(self, key: int, modifiers: int):
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"""Processes key releases
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Arguments:
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key {int} -- Which key was released
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modifiers {int} -- Which modifiers were down at the time
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"""
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def on_update(self, delta_time: float):
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"""Updates the position of all screen objects
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Arguments:
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delta_time {float} -- How much time since the last call
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"""
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pass
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def on_draw(self):
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"""Draws everything
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"""
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pass
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# Main
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# Main
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if __name__ == "__main__":
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window = Platformer()
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window.setup()
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arcade.run()

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