erdslangetjie/__main__.py

   1 import sys
   2 import kivy
   3 import pygame
   4
   5 kivy.require('1.6.0')
   6
   7 from kivy.app import App
   8 from kivy.core.window import Window
   9 from kivy.uix.widget import Widget
  10 from kivy.uix.floatlayout import FloatLayout
  11 from kivy.graphics import Color, Rectangle
  12
  13 from erdslangetjie.level import LevelList
  14 from erdslangetjie.player import ThePlayer, Nemesis
  15
  16 TILE_SIZE = 24
  17
  18
  19 class GameWindow(FloatLayout):
  20
  21     def __init__(self, level_list):
  22         super(GameWindow, self).__init__(size=(648, 480))
  23         self.level_list = level_list
  24         self.level_obj = self.level_list.get_current_level()
  25         self.level_obj.load_tiles()
  26         self.tiles = {}
  27
  28         self.player = ThePlayer()
  29         if not self.level_obj.enter_pos:
  30             raise RuntimeError('No entry point')
  31         self.player_tile = None
  32
  33         self.player.pos = self.level_obj.enter_pos
  34         self.keyboard = Window.request_keyboard(self._closed, self)
  35         self.keyboard.bind(on_key_down=self._on_key_down)
  36
  37     def build(self):
  38         self.clear_widgets()
  39         self.tiles = {}
  40         tiles = self.level_obj.get_tiles()
  41         bx, by = 0, 0
  42         for tile_line in tiles:
  43             bx = 0
  44             for tile in tile_line:
  45                 node = Widget(size=(TILE_SIZE, TILE_SIZE), pos=(bx, by))
  46                 with node.canvas:
  47                     Color(1, 1, 1)
  48                     Rectangle(pos=node.pos, size=node.size,
  49                             texture=tile.texture)
  50                 self.add_widget(node)
  51                 self.tiles[(bx, by)] = node
  52                 bx += TILE_SIZE
  53             by += TILE_SIZE
  54
  55         self.draw_player()
  56
  57     def draw_player(self):
  58         if self.player_tile:
  59             self.remove_widget(self.player_tile)
  60         player_pos = (self.player.pos[0] * TILE_SIZE,
  61                 self.player.pos[1] * TILE_SIZE)
  62         self.player_tile = Widget(size=(TILE_SIZE, TILE_SIZE),
  63                 pos=player_pos)
  64         with self.player_tile.canvas:
  65             Color(1, 1, 1)
  66             Rectangle(pos=player_pos, size=self.player_tile.size,
  67                     texture=self.player.sprite.texture)
  68         self.add_widget(self.player_tile)
  69
  70     def _closed(self):
  71         self.keyboard.unbind(on_key_down=self._on_key_down)
  72
  73     def _on_key_down(self, keyboard, keycode, text, modifiers):
  74         # FIXME - likely portablity issues
  75         direction = None
  76         if keycode[0] == pygame.K_UP:
  77             direction = (0, 1)
  78         elif keycode[0] == pygame.K_DOWN:
  79             direction = (0, -1)
  80         elif keycode[0] == pygame.K_LEFT:
  81             direction = (-1, 0)
  82         elif keycode[0] == pygame.K_RIGHT:
  83             direction = (1, 0)
  84         if direction:
  85             if self.player.can_move(direction, self.level_obj):
  86                 self.player.move(direction)
  87                 self.draw_player()
  88                 if self.level_obj.at_exit(self.player.pos):
  89                     self.level_obj = self.level_list.advance_to_next_level()
  90                     if self.level_obj:
  91                         self.level_obj.load_tiles()
  92                         self.player.pos = self.level_obj.enter_pos
  93                         self.remove_widget(self.player_tile)
  94                         self.build()
  95                     else:
  96                         print 'You won!'
  97                         sys.exit(1)
  98
  99
 100 class GameApp(App):
 101
 102     def __init__(self):
 103         self.levels = LevelList()
 104         super(GameApp, self).__init__()
 105
 106     def build(self):
 107         game = GameWindow(self.levels)
 108         game.build()
 109         return game
 110
 111
 112 def main():
 113     """ Erdslangetjie, a maze game of eluding nemesis
 114     """
 115     GameApp().run()