Changeset 168:ce8d4fc3baf4 for nagslang

Timestamp:

Sep 3, 2013, 12:39:38 PM (7 years ago)

Author:

Neil Muller <drnlmuller@…>

Branch:

default

Message:

A patrolling alien

Location:

nagslang

Files:

• constants.py (modified) (1 diff)
• enemies.py (added)
• level.py (modified) (5 diffs)

nagslang/constants.py

@@ -14 +14 @@
 COLLISION_TYPE_SWITCH = 3
 COLLISION_TYPE_BOX = 4
+COLLISION_TYPE_ENEMY = 5
 
 SWITCH_PUSHERS = [COLLISION_TYPE_PLAYER, COLLISION_TYPE_BOX]

nagslang/level.py

@@ -3 +3 @@
 
 from nagslang import game_object as go
+from nagslang import enemies
 from nagslang.resources import resources
 from nagslang.yamlish import load, dump
@@ -31 +32 @@
         self._drawables = []
         self._game_objects = []
+        self._enemies = []
 
     def _get_data(self):
@@ -44 +46 @@
             'polygons': self.polygons,
             'game_objects': self._game_objects,
+            'enemies': self._enemies,
         }, f)
 
@@ -57 +60 @@
         for game_object_dict in self._game_objects:
             self._create_game_object(space, **game_object_dict)
+        self._enemies = data.get('enemies', [])
+        for enemy_dict in self._enemies:
+            self._create_enemy(space, **enemy_dict)
 
     def _create_game_object(self, space, classname, args, name=None):
@@ -70 +76 @@
             raise TypeError(
                 "Expected a subclass of Puzzler or GameObject, got %s" % (
+                    classname))
+        if name is not None:
+            self._glue.add_component(name, gobj)
+
+    def _create_enemy(self, space, classname, args, name=None):
+        cls = getattr(enemies, classname)
+        if issubclass(cls, go.GameObject):
+            gobj = cls(space, *args)
+            self._drawables.append(gobj)
+        else:
+            raise TypeError(
+                "Expected a subclass of GameObject, got %s" % (
                     classname))
         if name is not None: