""" Main menu scene. """
from pgzero.constants import keys
-from .base import Scene, ChangeSceneEvent
-from .credits import CreditsScene
+from pgzero.loaders import images
+from ..actors.navigator import ActorNavigator
+from ..actors.orientatedsurf import OrientatedSurfActor, SelectableSurfActor
+from .base import Scene, ChangeSceneEvent, WorldEvent, QuitEvent
class MenuScene(Scene):
""" Main menu scene. """
- def draw(self, screen):
- screen.clear()
- screen.draw.text("Main menu", (300, 300))
+ def __init__(self):
+ super().__init__()
+ self.actors.add_layer("buttons", level=10)
+ self._init_bg()
+ self._init_buttons()
+
+ def _init_bg(self):
+ self.actors.default.clear()
+ self.actors.default.add(OrientatedSurfActor(
+ images.load("splash/background")))
+
+ def _init_buttons(self):
+ self._nav = ActorNavigator()
+ menu = [
+ self._build_button("new_game", action=self.change_to_new_game),
+ self._build_button("resume_game", action=self.change_to_resume),
+ self._build_button("credits", action=self.change_to_credits),
+ self._build_button("quit", action=self.quit),
+ ]
+ for i, item in enumerate(menu):
+ item.pos = (300, 200 + (i * 100))
+ self.actors.add(item)
+ self._nav.connect(
+ menu, [keys.DOWN, keys.RIGHT], [keys.UP, keys.LEFT],
+ wrap=True)
+ self._nav.current.selected = True
+
+ def _build_button(self, name, action):
+ actor = SelectableSurfActor(
+ images.load("splash/%s" % (name,)),
+ images.load("splash/%s_selected" % (name,)))
+ actor.action = action
+ return actor
+
+ def change_to_resume(self):
+ from .level import GameLevelScene
+ return [ChangeSceneEvent(GameLevelScene())]
+
+ def change_to_new_game(self):
+ from .level import GameLevelScene
+ return [
+ WorldEvent("reset"),
+ ChangeSceneEvent(GameLevelScene())
+ ]
+
+ def change_to_credits(self):
+ from .credits import CreditsScene
+ return [ChangeSceneEvent(CreditsScene())]
+
+ def quit(self):
+ return [QuitEvent()]
def on_key_down(self, key, mod, unicode):
- if key == keys.C:
- return [ChangeSceneEvent(CreditsScene())]
+ if key == keys.RETURN:
+ current = self._nav.current
+ if current is not None:
+ return current.action()
+ else:
+ prev, current = self._nav.follow(key)
+ if prev is not None:
+ prev.selected = False
+ if current is not None:
+ current.selected = True