koperkapel/scenes/roach_management.py

   1 """ Roach management scene. """
   2
   3 from pgzero.constants import keys, mouse
   4 from pgzero.actor import Actor
   5 from ..actors.buttons import TextButton, ImageButton
   6 from ..constants import WIDTH, HEIGHT
   7 from ..roaches import big_roaches
   8 from ..vehicles.base import Vehicle
   9 from .base import Scene, ChangeSceneEvent
  10
  11
  12 TOOLBAR_LEFT_X = WIDTH * 3 // 4
  13 TOOLBAR_TOP_Y = 0
  14 TOOLBAR_MID_Y = HEIGHT * 1 // 2
  15 VEHICLE_MID_X = WIDTH * 3 // 8
  16 VEHICLE_MID_Y = HEIGHT * 1 // 2
  17 BUTTON_INSET = (20, 20)
  18
  19
  20 def inset_button(pos, d):
  21     return (
  22         pos[0] + d[0] * BUTTON_INSET[0],
  23         pos[1] + d[1] * BUTTON_INSET[1])
  24
  25
  26 class RoachesScene(Scene):
  27     """ Roach management scene. """
  28
  29     def __init__(self):
  30         super().__init__()
  31         self._roaches = self.actors.add_layer("roaches", level=10)
  32         self._pads = self.actors.add_layer("pads", level=5)
  33         self._seats = self.actors.add_layer("seats", level=5)
  34         self._buttons = self.actors.add_layer("buttons", level=6)
  35         self._init_pads()
  36         self._init_buttons()
  37
  38     def enter(self, world):
  39         self._vehicle = Vehicle.by_type(world.vehicles.current)
  40         self._init_bg()
  41         self._init_seats()
  42         self._init_roaches(world.roaches)
  43
  44     def _init_bg(self):
  45         self.actors.default.add(self._vehicle.background)
  46
  47     def _init_seats(self):
  48         vrad = self._vehicle.approximate_radius
  49         for seat in self._vehicle.seats:
  50             seat_actor = self._seats.add(seat.actor)
  51             seat_actor.pos = (
  52                 seat.pos[0] * vrad + VEHICLE_MID_X,
  53                 seat.pos[1] * vrad + VEHICLE_MID_Y)
  54
  55     def _init_roaches(self, roaches):
  56         for i, roach in enumerate(roaches):
  57             roach_actor = self._roaches.add(big_roaches.assemble(roach))
  58             # TODO: less hacky seat assignment
  59             if i < len(self._seats):
  60                 roach_actor.pos = self._seats[i].pos
  61
  62     def _init_pads(self):
  63         self._roach_pad = self._pads.add(
  64             Actor("roach_management/roach_pad", anchor=("left", "bottom")))
  65         self._roach_pad.pos = (TOOLBAR_LEFT_X, TOOLBAR_MID_Y)
  66         self._inventory_pad = self._pads.add(
  67             Actor("roach_management/inventory_pad", anchor=("left", "top")))
  68         self._inventory_pad.pos = (TOOLBAR_LEFT_X, TOOLBAR_MID_Y)
  69
  70     def _add_button(self, name, anchor, inset, pos, action):
  71         button = self._buttons.add(
  72             ImageButton(name, anchor=anchor, action=action))
  73         button.pos = inset_button(pos, inset)
  74         return button
  75
  76     def _init_buttons(self):
  77         self._add_button(
  78             "roach_management/left_button", ("left", "bottom"), (1, -1),
  79             self._roach_pad.bottomleft, self._roach_left)
  80
  81         self._add_button(
  82             "roach_management/right_button", ("right", "bottom"), (-1, -1),
  83             self._roach_pad.bottomright, self._roach_right)
  84
  85         self._add_button(
  86             "roach_management/left_button", ("left", "bottom"), (1, -1),
  87             self._inventory_pad.bottomleft, self._inventory_left)
  88
  89         self._add_button(
  90             "roach_management/right_button", ("right", "bottom"), (-1, -1),
  91             self._inventory_pad.bottomright, self._inventory_right)
  92
  93         self._add_button(
  94             "roach_management/eject_button", ("right", "top"), (-1, 1),
  95             (TOOLBAR_LEFT_X, TOOLBAR_TOP_Y), self._eject_roach)
  96
  97     def _roach_left(self):
  98         print("Cycle outside roaches left.")
  99
 100     def _roach_right(self):
 101         print("Cycle outside roaches right.")
 102
 103     def _inventory_left(self):
 104         print("Cycle inventory left.")
 105
 106     def _inventory_right(self):
 107         print("Cycle inventory right.")
 108
 109     def _eject_roach(self):
 110         print("Eject roach.")
 111
 112     def on_key_down(self, key, mod, unicode):
 113         if key == keys.ESCAPE:
 114             from .menu import MenuScene
 115             return [ChangeSceneEvent(MenuScene())]
 116
 117     def on_mouse_down(self, pos, button):
 118         if button == mouse.LEFT:
 119             for actor in self.actors.buttons:
 120                 if actor.collidepoint(pos):
 121                     actor.action()
 122                     break