import pygame
from pygame.locals import *
from event import *

## Sends clockticks to everything to keep the game
## running.
class clock(listener):
    def __init__(self, fps):
        self.clock = pygame.time.Clock()
        self.quit = False
        self.fps = fps
    def notify(self, event):
        if isinstance(event, quit_event):
            self.quit = True
    def run(self):
        while not self.quit:
            self.clock.tick(self.fps)
            self.event_handler.announce(tick_event())

## Takes care of mouse & keyboard inputs in the
## pygame event queue and pass them to the
## event handler.
class input(listener):
    def notify(self, event):
        if isinstance(event, tick_event):
            self.handle_events()
    def handle_events(self):
        for event in pygame.event.get():
            ## Take care of the keyboard events..
            if event.type == KEYDOWN:
                print "keyboard: Keypress detected."
                if event.key == K_ESCAPE:
                    print "keyboard: Sending quit event."
                    self.event_handler.announce(quit_event())
                else:
                    print "keyboard: Sending key event."
                    key_event = keyboard_event(event.key)
                    self.event_handler.announce(key_event)
            ## .. and the mouse events.
            elif event.type == MOUSEMOTION:
                mouse_event = mouse_moved_event(event.pos)
                self.event_handler.announce(mouse_event)
            elif event.type == MOUSEBUTTONDOWN:
                print "mouse: Mouse button down detected."
                mouse_event = mouse_pressed_event(event.pos)
                self.event_handler.announce(mouse_event)