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111 | """
Example of Pymunk Physics Engine Platformer
"""
import math
from typing import Optional
import arcade
SCREEN_TITLE = "PyMunk Platformer"
# How big are our image tiles?
SPRITE_IMAGE_SIZE = 128
# Scale sprites up or down
SPRITE_SCALING_PLAYER = 0.5
SPRITE_SCALING_TILES = 0.5
# Scaled sprite size for tiles
SPRITE_SIZE = int(SPRITE_IMAGE_SIZE * SPRITE_SCALING_PLAYER)
# Size of grid to show on screen, in number of tiles
SCREEN_GRID_WIDTH = 25
SCREEN_GRID_HEIGHT = 15
# Size of screen to show, in pixels
SCREEN_WIDTH = SPRITE_SIZE * SCREEN_GRID_WIDTH
SCREEN_HEIGHT = SPRITE_SIZE * SCREEN_GRID_HEIGHT
class GameWindow(arcade.Window):
""" Main Window """
def __init__(self, width, height, title):
""" Create the variables """
# Init the parent class
super().__init__(width, height, title)
# Player sprite
self.player_sprite: Optional[arcade.Sprite] = None
# Sprite lists we need
self.player_list: Optional[arcade.SpriteList] = None
self.wall_list: Optional[arcade.SpriteList] = None
self.bullet_list: Optional[arcade.SpriteList] = None
self.item_list: Optional[arcade.SpriteList] = None
# Track the current state of what key is pressed
self.left_pressed: bool = False
self.right_pressed: bool = False
# Set background color
arcade.set_background_color(arcade.color.AMAZON)
def setup(self):
""" Set up everything with the game """
# Create the sprite lists
self.player_list = arcade.SpriteList()
self.bullet_list = arcade.SpriteList()
# Map name
map_name = ":resources:/tiled_maps/pymunk_test_map.json"
# Load in TileMap
tile_map = arcade.load_tilemap(map_name, SPRITE_SCALING_TILES)
# Pull the sprite layers out of the tile map
self.wall_list = tile_map.sprite_lists["Platforms"]
self.item_list = tile_map.sprite_lists["Dynamic Items"]
# Create player sprite
self.player_sprite = arcade.Sprite(":resources:images/animated_characters/female_person/femalePerson_idle.png",
SPRITE_SCALING_PLAYER)
# Set player location
grid_x = 1
grid_y = 1
self.player_sprite.center_x = SPRITE_SIZE * grid_x + SPRITE_SIZE / 2
self.player_sprite.center_y = SPRITE_SIZE * grid_y + SPRITE_SIZE / 2
# Add to player sprite list
self.player_list.append(self.player_sprite)
def on_key_press(self, key, modifiers):
"""Called whenever a key is pressed. """
pass
def on_key_release(self, key, modifiers):
"""Called when the user releases a key. """
pass
def on_update(self, delta_time):
""" Movement and game logic """
pass
def on_draw(self):
""" Draw everything """
self.clear()
self.wall_list.draw()
self.bullet_list.draw()
self.item_list.draw()
self.player_list.draw()
def main():
""" Main function """
window = GameWindow(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_TITLE)
window.setup()
arcade.run()
if __name__ == "__main__":
main()
|