survival/__init__.py

@@ -3,6 +3,7 @@ import pygame
 from settings import SCREEN_WIDTH, SCREEN_HEIGHT
 from survival.camera import Camera
 from survival.game_map import GameMap
+from survival.generators.building_generator import BuildingGenerator
 from survival.generators.player_generator import PlayerGenerator
 from survival.generators.resource_generator import ResourceGenerator
 from survival.generators.world_generator import WorldGenerator
@@ -20,6 +21,7 @@ if __name__ == '__main__':
 
     world = WorldGenerator().create_world(camera, game_map)
     player = PlayerGenerator().create_player(world, game_map)
+    building = BuildingGenerator().create_home(world, game_map)
 
     ResourceGenerator(world, game_map).generate_resources()
 

survival/biomes/biome_preset.py

@@ -1,10 +1,11 @@
 import random
+from typing import List
 
 from survival.tile import Tile
 
 
 class BiomePreset:
-    def __init__(self, name, min_height: float, min_moisture: float, min_heat: float, tiles: list[Tile]):
+    def __init__(self, name, min_height: float, min_moisture: float, min_heat: float, tiles: List[Tile]):
         self.name = name
         self.min_height = min_height
         self.min_moisture = min_moisture

survival/components/OnCollisionComponent.py

@@ -0,0 +1,10 @@
+class OnCollisionComponent:
+    def __init__(self, callbacks: [] = []):
+        self.callbacks = callbacks
+
+    def callAll(self):
+        for func in self.callbacks:
+            func()
+
+    def addCallback(self, fn):
+        self.callbacks.append(fn)

survival/components/inventory_component.py

@@ -1,5 +1,5 @@
 class InventoryComponent:
-    def __init__(self, maxitems):
+    def __init__(self, maxitems = 10):
         self.maxitems = maxitems
         self.items = {}
 

survival/entity_layer.py

@@ -18,5 +18,8 @@ class EntityLayer:
     def remove_entity(self, pos):
         self.tiles[pos[1]][pos[0]] = None
 
+    def get_entity(self, pos) -> int:
+        return self.tiles[pos[1]][pos[0]]
+
     def is_colliding(self, pos):
         return self.tiles[pos[1]][pos[0]] is not None

survival/game_map.py

@@ -22,6 +22,9 @@ class GameMap:
     def remove_entity(self, pos):
         self.entity_layer.remove_entity(pos)
 
+    def get_entity(self, pos) -> int:
+        return self.entity_layer.get_entity(pos)
+
     def is_colliding(self, pos):
         return pos[0] < 0 or pos[0] >= self.width or pos[1] < 0 or pos[1] >= self.height or self.entity_layer.is_colliding(pos)
 

survival/generators/building_generator.py

@@ -12,7 +12,7 @@ class BuildingGenerator:
         world.add_component(home, InventoryComponent())
 
         game_map.add_entity(home, pos)
-        sprite = SpriteComponent('stone.png')
+        sprite = SpriteComponent('tree.png')
         sprite.set_scale(2)
         world.add_component(home, sprite)
         world.add_component(home, CollisionComponent())

survival/generators/player_generator.py

@@ -1,3 +1,4 @@
+from survival.components.OnCollisionComponent import OnCollisionComponent
 from survival.components.camera_target_component import CameraTargetComponent
 from survival.components.input_component import InputComponent
 from survival.components.movement_component import MovementComponent
@@ -14,6 +15,7 @@ class PlayerGenerator:
         world.add_component(player, pos)
         world.add_component(player, MovementComponent())
         world.add_component(player, InputComponent())
+        world.add_component(player, OnCollisionComponent())
         camera_target = CameraTargetComponent(pos)
         world.add_component(player, camera_target)
         game_map.add_entity(player, pos)

survival/generators/resource_generator.py

@@ -1,5 +1,6 @@
 import random
 
+from survival.components.OnCollisionComponent import OnCollisionComponent
 from survival.components.position_component import PositionComponent
 from survival.components.sprite_component import SpriteComponent
 from survival.settings import RESOURCES_AMOUNT
@@ -20,8 +21,10 @@ class ResourceGenerator:
 
             pos = PositionComponent(empty_pos, empty_grid_pos)
             sprite = SpriteComponent(random.choice(sprites))
+            col = OnCollisionComponent()
             self.world.add_component(obj, pos)
             self.world.add_component(obj, sprite)
+            self.world.add_component(obj, col)
             self.map.add_entity(obj, pos)
 
     def get_empty_grid_position(self):

survival/generators/tile_generator.py

@@ -1,4 +1,5 @@
 import random
+from typing import List
 
 from survival.biomes.biome_data import BiomeData
 from survival.biomes.biome_preset import BiomePreset
@@ -34,7 +35,7 @@ class TileGenerator:
         return Tile(origin=tile.origin, cost=tile.cost)
 
     @staticmethod
-    def generate_random_tiles(width: int, height: int) -> list[list[Tile]]:
+    def generate_random_tiles(width: int, height: int) -> List[List[Tile]]:
         return [[TileGenerator.get_random_tile() for _ in range(width)] for _ in range(height)]
 
     @staticmethod

survival/graph_search.py

@@ -1,5 +1,6 @@
 from enum import Enum
 from queue import PriorityQueue
+from typing import Tuple, List
 
 from survival import GameMap
 from survival.components.position_component import PositionComponent
@@ -13,7 +14,7 @@ class Action(Enum):
 
 
 class State:
-    def __init__(self, position: tuple[int, int], direction: Direction):
+    def __init__(self, position: Tuple[int, int], direction: Direction):
         self.position = position
         self.direction = direction
 
@@ -32,12 +33,12 @@ class Node:
         return self.cost == other.cost
 
 
-def get_moved_position(position: tuple[int, int], direction: Direction):
+def get_moved_position(position: Tuple[int, int], direction: Direction):
     vector = Direction.get_vector(direction)
     return position[0] + vector[0], position[1] + vector[1]
 
 
-def get_states(state: State, game_map: GameMap) -> list[tuple[Action, State, int]]:
+def get_states(state: State, game_map: GameMap) -> List[Tuple[Action, State, int]]:
     states = list()
 
     states.append((Action.ROTATE_LEFT, State(state.position, state.direction.rotate_left(state.direction)), 1))
@@ -63,7 +64,7 @@ def build_path(node: Node):
     return actions
 
 
-def heuristic(new_node: Node, goal: tuple[int, int]):
+def heuristic(new_node: Node, goal: Tuple[int, int]):
     return abs(new_node.state.position[0] - goal[0]) + abs(new_node.state.position[1] - goal[1])
 
 

survival/systems/collision_system.py

@@ -1,6 +1,7 @@
 import operator
 
 from survival import esper
+from survival.components.OnCollisionComponent import OnCollisionComponent
 from survival.components.moving_component import MovingComponent
 from survival.components.position_component import PositionComponent
 from survival.enums import Direction
@@ -11,7 +12,7 @@ class CollisionSystem(esper.Processor):
         self.map = game_map
 
     def process(self, dt):
-        for ent, (pos, moving) in self.world.get_components(PositionComponent, MovingComponent):
+        for ent, (pos, moving, onCol) in self.world.get_components(PositionComponent, MovingComponent, OnCollisionComponent):
             if moving.target is not None:
                 continue
 
@@ -22,6 +23,11 @@ class CollisionSystem(esper.Processor):
             moving.direction_vector = vector
             if self.check_collision(moving.target):
                 self.world.remove_component(ent, MovingComponent)
+                onCol.callAll()
+                colliding_object : int = self.map.get_entity(moving.target)
+                if self.world.has_component(colliding_object, OnCollisionComponent):
+                    self.world.component_for_entity(colliding_object, OnCollisionComponent).callAll()
+
             else:
                 self.map.move_entity(pos.grid_position, moving.target)
                 pos.grid_position = moving.target