def __init__(self, screen, event_e=EventEngine(InputEngine()), fps=60):
"""
Constructs a GameEngine
@type screen: pygame.Surface
@param screen: The screen on which the game will be rendered - this will
be passed around to other classes
@type event_e: EventEngine
@param event_e: The EventEngine that this will use to read events
@type fps: int
@param fps: The number of frames to display/ticks to pass every second
@author: James Heslin (PROGRAM_IX)
"""
self.screen = screen
self.event_e = event_e
self.FPS = fps
self.draw_e = DrawEngine(screen)
self.beh_e = BehaviourEngine()
self.clock = pygame.time.Clock()
self._hud = HUD()
class GameEngine:
"""
Generic class to contain all logic for the basic running of the game
@author: James Heslin (PROGRAM_IX)
"""
def __init__(self, screen, event_e=EventEngine(InputEngine()), fps=60):
"""
Constructs a GameEngine
@type screen: pygame.Surface
@param screen: The screen on which the game will be rendered - this will
be passed around to other classes
@type event_e: EventEngine
@param event_e: The EventEngine that this will use to read events
@type fps: int
@param fps: The number of frames to display/ticks to pass every second
@author: James Heslin (PROGRAM_IX)
"""
self.screen = screen
self.event_e = event_e
self.FPS = fps
self.draw_e = DrawEngine(screen)
self.beh_e = BehaviourEngine()
self.clock = pygame.time.Clock()
self._hud = HUD()
def update(self):
"""
Performs per-frame logic
@rtype: int
@return: Flag to tell Game what to do
@author: James Heslin (PROGRAM_IX)
"""
self.event_e.update()
self.clock.tick(self.FPS)
# To switch state
#if switch_state_condition:
# return 0
# To quit
#elif quit_condition:
# return 1
# To maintain consistency
#else:
# return 2
return 2
def draw(self):
"""
Draws all necessary elements using the DrawEngine
@author: James Heslin (PROGRAM_IX)
"""
self.draw_e.begin_draw(pygame.Color(0, 0, 0))
# Draw your drawables here
# They must be passed in as lists
# self.draw_e.draw([some_drawable, some_other_drawable])
# self.draw_e.draw([another_drawable])
self.draw_e.end_draw()
def run(self):
"""
The main loop of the game
@rtype: int
@return: Flag to tell Game what to do
@author: James Heslin (PROGRAM_IX)
"""
while True:
r = self.update()
if r == 0 or r == 1:
return r
self.draw()
def get_key(self, key):
"""
Wraps the checking of key input
@rtype: boolean
@return: The state of the key
"""
return self.event_e.input.keys[key]