tabakrolletjie/scenes/day.py

   1 """ Be prepared. """
   2
   3 import pygame.display
   4 import pygame.locals as pgl
   5
   6 import pymunk
   7 import pymunk.pygame_util
   8
   9 from .base import BaseScene
  10 from ..lights import LightManager
  11 from ..obstacles import ObstacleManager
  12 from ..events import SceneChangeEvent
  13 from ..utils import debug_timer
  14 from ..loader import loader
  15 from ..transforms import Overlay, Multiply, Alpha
  16
  17 from ..constants import SCREEN_SIZE, FONTS, COLOURS
  18 from ..widgets import ImageButton
  19 from ..turnip import Turnip, TurnipInvalidPosition
  20
  21
  22 class DayScene(BaseScene):
  23
  24     BRIGHTNESS = Overlay(colour=(255, 255, 255, 50))
  25
  26     def enter(self, gamestate):
  27         self._space = pymunk.Space()
  28         self._toolbar_font = loader.load_font(FONTS['sans'], size=20)
  29         self._obstacles = ObstacleManager(self._space, gamestate)
  30         self._lights = LightManager(self._space, gamestate)
  31         self._turnips = []
  32         self._seeds = gamestate.seeds
  33         self._harvested = gamestate.harvested
  34         self._paused = False
  35         self._tool = None
  36         self._light_color = None
  37         for turnip_data in gamestate.turnips:
  38             turnip = Turnip(space=self._space, **turnip_data)
  39             # Turnips grow at dawn
  40             seeds = turnip.grow()
  41             if seeds:
  42                 self._seeds += seeds
  43                 self._harvested += 1
  44             else:
  45                 self._turnips.append(turnip)
  46         # Tools
  47         self._light_toolbar = []
  48         self._tools = [
  49             ImageButton('32', 'seed.png', name='seed',
  50                         pos=(50, SCREEN_SIZE[1] - 40)),
  51             ImageButton('32', 'spotlight.png', name='spotlight',
  52                         pos=(100, SCREEN_SIZE[1] - 40)),
  53             ImageButton('32', 'lamp.png', name='lamp',
  54                         pos=(150, SCREEN_SIZE[1] - 40)),
  55             ImageButton('32', 'default_cursor.png', name='reset tool',
  56                         pos=(SCREEN_SIZE[0] - 50, SCREEN_SIZE[1] - 40)),
  57         ]
  58         self._update_toolbar(gamestate)
  59         # Background
  60         self._soil = loader.load_image(
  61             "textures", "soil.png", transform=self.BRIGHTNESS)
  62
  63     def exit(self, gamestate):
  64         self._unset_cursor()
  65         gamestate.seeds = self._seeds
  66         gamestate.harvested = self._harvested
  67         turnip_data = [turnip.serialize() for turnip in self._turnips]
  68         gamestate.turnips = turnip_data
  69
  70     @debug_timer("day.render")
  71     def render(self, surface, gamestate):
  72         surface.blit(self._soil, (0, 0))
  73
  74         for turnip in self._turnips:
  75             turnip.render(surface)
  76         self._lights.render_light(surface)
  77         self._obstacles.render(surface)
  78         self._lights.render_fittings(surface)
  79         surface.blit(self._toolbar, (120, 10), None)
  80         for tool in self._tools:
  81             tool.render(surface)
  82         for light_tool in self._light_toolbar:
  83             light_tool.render(surface)
  84         self._draw_cursor(surface)
  85
  86     def _draw_light_toolbar(self, light_type, x):
  87         self._light_toolbar = []
  88         height = SCREEN_SIZE[1] - 80
  89         for color in sorted(COLOURS.keys()):
  90             light_tool = ImageButton('32', light_type + '.png',
  91                                      pos=(x, height), name=color,
  92                                      transform=Multiply(colour=COLOURS[color]))
  93             self._light_toolbar.append(light_tool)
  94             x += 40
  95
  96     def _clear_light_toolbar(self):
  97         self._light_toolbar = []
  98
  99     def _place_seed(self, gamestate, ev):
 100         if self._seeds > 0:
 101             # plant seed
 102             # We don't want top-left to equal the mouse position,
 103             # since that looks weird, but we don't want to center
 104             # the turnip under the mouse either, since that
 105             # causes issues as well, so we compromise
 106             pos = (ev.pos[0] - 8, ev.pos[1] - 8)
 107             try:
 108                 turnip = Turnip(age=0, pos=pos, space=self._space)
 109                 self._turnips.append(turnip)
 110                 self._seeds -= 1
 111                 self._update_toolbar(gamestate)
 112             except TurnipInvalidPosition as e:
 113                 # TODO: Add error sound or something
 114                 pass
 115
 116     def _place_spotlight(self, gamestate, colour, ev):
 117         if self._seeds > 5:
 118             pos = pymunk.pygame_util.from_pygame(ev.pos,
 119                                                  pygame.display.get_surface())
 120             # Bail if we're too close to an existing light
 121             if self._lights.nearest(pos, max_distance=25):
 122                 return
 123             self._seeds -= 5
 124             self._update_toolbar(gamestate)
 125             cfg = {
 126                 "type": "spotlight",
 127                 "colour": colour,
 128                 "position": pos,
 129                 "angle_limits": [0, 90],
 130                 "intensity": 0.5,
 131                 "radius_limits": [0, 100],
 132             }
 133             gamestate.station["lights"].append(cfg)
 134             self._lights.add_light(cfg)
 135
 136     def _place_lamp(self, gamestate, colour, ev):
 137         if self._seeds > 3:
 138             pos = pymunk.pygame_util.from_pygame(ev.pos,
 139                                                  pygame.display.get_surface())
 140             # Bail if we're too close to an existing light
 141             if self._lights.nearest(pos, max_distance=25):
 142                 return
 143             self._seeds -= 3
 144             self._update_toolbar(gamestate)
 145             cfg = {
 146                 "type": "lamp",
 147                 "colour": colour,
 148                 "position": pos,
 149                 "intensity": 0.5,
 150             }
 151             gamestate.station["lights"].append(cfg)
 152             self._lights.add_light(cfg)
 153
 154     def event(self, ev, gamestate):
 155         if ev.type == pgl.KEYDOWN:
 156             if ev.key in (pgl.K_q, pgl.K_ESCAPE):
 157                 from .menu import MenuScene
 158                 SceneChangeEvent.post(scene=MenuScene())
 159             if ev.key == pgl.K_e:
 160                 from .night import NightScene
 161                 SceneChangeEvent.post(scene=NightScene())
 162             if ev.key == pgl.K_SPACE:
 163                 self._paused = not self._paused
 164         elif ev.type == pgl.MOUSEBUTTONDOWN:
 165             if ev.button == 1:
 166                 # Check tools
 167                 for tool in self._tools:
 168                     if tool.pressed(ev):
 169                         self._color = None
 170                         if tool.name == 'reset tool':
 171                             self._unset_cursor()
 172                             self._tool = None
 173                             self._clear_light_toolbar()
 174                         else:
 175                             self._tool = tool.name
 176                             if self._tool == 'seed':
 177                                 self._set_cursor(
 178                                     'seed', transform=Alpha(alpha=172))
 179                                 self._clear_light_toolbar()
 180                             elif self._tool == 'spotlight':
 181                                 self._unset_cursor()
 182                                 self._draw_light_toolbar('spotlight', 100)
 183                             elif self._tool == 'lamp':
 184                                 self._unset_cursor()
 185                                 self._draw_light_toolbar('lamp', 150)
 186                         return
 187                 # Check light toolbar
 188                 for light_tool in self._light_toolbar:
 189                     if light_tool.pressed(ev):
 190                         self._set_cursor(
 191                             self._tool,
 192                             transform=Multiply(
 193                                 colour=COLOURS[light_tool.name] + (172,)))
 194                         self._light_color = light_tool.name
 195                         return
 196                 if self._tool == "seed":
 197                     self._place_seed(gamestate, ev)
 198                 elif self._tool == 'spotlight' and self._light_color:
 199                     self._place_spotlight(gamestate, self._light_color, ev)
 200                 elif self._tool == 'lamp' and self._light_color:
 201                     self._place_lamp(gamestate, self._light_color, ev)
 202                 else:
 203                     # Not tool, so check lights
 204                     self._lights.toggle_nearest(ev.pos, surfpos=True)
 205                     print self._lights.lit_by(ev.pos, surfpos=True)
 206             elif ev.button == 3 and self._tool:
 207                 self._tool = None
 208                 self._unset_cursor()
 209
 210     @debug_timer("day.tick")
 211     def tick(self, gamestate):
 212         if not self._paused:
 213             self._lights.tick()
 214
 215     def _update_toolbar(self, gamestate):
 216         text = ("Turnip Stocks: Seeds: %d. Planted: %d. "
 217                 "Harvested: %d. Destroyed: %d" %
 218                 (self._seeds, len(self._turnips),
 219                  self._harvested, gamestate.eaten))
 220         self._toolbar = self._toolbar_font.render(text, True, (255, 255, 255))