Merge pull request #16 from letsbuilda/10-add-target

Add target

.gitignore

@@ -122,11 +122,13 @@ celerybeat.pid
 # Environments
 .env
 .venv
+bin/
 env/
 venv/
 ENV/
 env.bak/
 venv.bak/
+pyvenv.cfg
 
 # Spyder project settings
 .spyderproject

src/pyweek37/constants.py

@@ -6,6 +6,7 @@
 
 SCREEN_TITLE = "PyMunk Platformer"
 SPRITE_IMAGE_SIZE = 128
+SPRITE_SCALING_TARGET = 1
 SPRITE_SCALING_PLAYER = 0.5
 SPRITE_SCALING_TILES = 0.5
 SPRITE_SIZE = int(SPRITE_IMAGE_SIZE * SPRITE_SCALING_PLAYER)
@@ -34,3 +35,5 @@
 BULLET_MOVE_FORCE = 4500
 BULLET_MASS = 0.1
 BULLET_GRAVITY = 300
+
+BALLOON_MASS = 0.01

src/pyweek37/game.py

@@ -7,6 +7,7 @@
 
 from .constants import (
     ASSETS_DIR,
+    BALLOON_MASS,
     BULLET_GRAVITY,
     BULLET_MASS,
     BULLET_MOVE_FORCE,
@@ -21,6 +22,7 @@
 )
 from .sprites.bullet import BulletSprite
 from .sprites.player import PlayerSprite
+from .sprites.target import TargetSprite
 
 
 class GameWindow(arcade.Window):
@@ -43,17 +45,24 @@ def setup(self):
         self.scene = arcade.Scene()
         self.scene.add_sprite_list("player")
         self.scene.add_sprite_list("bullet")
+        self.scene.add_sprite_list("target")
 
         map_file = ASSETS_DIR / "tiled" / "map.tmx"
-        # Make Entities layer use PlayerSprite
-        options = {"Entities": {"custom_class": PlayerSprite}}
+
+        options = {
+            "Entities": {"custom_class": PlayerSprite},
+            "Targets": {"custom_class": TargetSprite},
+        }
         tile_map = arcade.load_tilemap(
             map_file, SPRITE_SCALING_TILES, layer_options=options
         )
 
         self.scene.add_sprite_list(
             "blocks", sprite_list=tile_map.sprite_lists["Blocks"]
         )
+        self.scene.add_sprite_list(
+            "targets", sprite_list=tile_map.sprite_lists["Targets"]
+        )
 
         self.scene.add_sprite("player", tile_map.sprite_lists["Entities"][0])
         self.player_sprite = self.scene.get_sprite_list("player")[0]
@@ -65,6 +74,9 @@ def setup(self):
         self.physics_engine.add_collision_handler(
             "bullet", "wall", post_handler=BulletSprite.wall_hit_handler
         )
+        self.physics_engine.add_collision_handler(
+            "target", "bullet", post_handler=TargetSprite.bullet_hit_handler
+        )
 
         self.physics_engine.add_sprite(
             self.player_sprite,
@@ -83,8 +95,13 @@ def setup(self):
             body_type=arcade.PymunkPhysicsEngine.STATIC,
         )
 
-    def on_mouse_motion(self, x: int, y: int, dx: int, dy: int):
-        """User moves mouse"""
+        self.physics_engine.add_sprite_list(
+            self.scene.get_sprite_list("targets"),
+            friction=WALL_FRICTION,
+            mass=BALLOON_MASS,
+            collision_type="target",
+            body_type=arcade.PymunkPhysicsEngine.STATIC,
+        )
 
     def on_mouse_press(self, x, y, button, modifiers):
         """User clicks mouse"""

src/pyweek37/sprites/target.py

@@ -0,0 +1,19 @@
+"""Target Sprite"""
+
+import arcade
+
+from ..constants import SPRITE_SCALING_TARGET
+
+
+class TargetSprite(arcade.Sprite):
+    """Target Sprite"""
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.scale = SPRITE_SCALING_TARGET
+
+    def bullet_hit_handler(self, _bullet_sprite, _arbiter, _space, _data):
+        """Called for bullet/target collision"""
+
+        self.remove_from_sprite_lists()
+        # _bullet_sprite.remove_from_sprite_lists()