game

import math
import pygame
from pygame import font
#from random import randint

pygame.init()
font.init()
myfont = pygame.font.SysFont("monospace", 15,(0,0,0))
window = pygame.display.set_mode((1080,720))
pygame.display.set_caption("Hide And Seek!")
clock = pygame.time.Clock()
fps = 30

red     = (250,  0,  0)
green   = (  0,255,  0)
blue    = (  0,  0,255)
yellow  = (255,255,  0)
cyan    = (  0,255,255)
magenta = (255,  0,255)
black  = (  0,  0  ,0)
white  = (255,255,255)
colors = [red,green,blue, yellow, cyan, magenta]

playbuttonimg = pygame.image.load("playbuttonimg.png").convert_alpha()
playbuttonpressimg = pygame.image.load("playbuttonpressimg.png").convert_alpha()

class player():
        def __init__(self,x,y,state):
                self.x = x
                self.y = y
                self.state = state
                self.speed = 5
                if self.state == "hide":
                        print "im hiding!"
                elif self.state == "seek":
                        print "im seeking!"

        def update(self,controller):
                self.direction = controller

                if self.direction == "left":
                        self.x -= self.speed
                if self.direction == "right":
                        self.x += self.speed
                if self.direction == "down":
                        self.y += self.speed
                if self.direction == "up":
                        self.y -= self.speed
        def fieldofview(self,obstacles):
                for item in obstacles:
                        x = item[0]  # <-- x of the obstacles
                        y = item[1]  # <-- y of the obstacles
                        k = 300 # fixed distance
                        dist = math.hypot(x-self.x, y-self.y)
                        #print dist,
                        if (dist<k):
                            endx = int(self.x+(x-self.x)*k/dist)
                            endy = int(self.y+(y-self.y)*k/dist)
                        else:
                            endx = x
                            endy = y

                        #endx = x+(x-self.x)
                        #endy = y +(y-self.y)
                        #pygame.draw.polygon(window,(black),((x,y),(x+25,y+25),(endx,endy+25),(endx,endy)))

                        if self.x >= x and self.y >= y:
                            points = ((endx,endy),(endx,endy+25),(x,y+25),(x+25,y+25),(x+25,y),(endx+25,endy))
                            #print "C3",
                        elif self.x <= x and self.y >= y:
                            points = ((x,y),(x,y+25),(x+25,y+25),(endx+25,endy+25),(endx+25,endy),(endx,endy))
                            #print "C4",
                        elif self.x <= x and self.y <= y:
                            points = ((x,y),(x,y+25),(endx,endy+25),(endx+25,endy+25),(endx+25,endy),(x+25,y))
                            #print "C1",
                        else: # elif self.x >= x and self.y <= y:
                            points = ((x,y),(endx,endy),(endx,endy+25),(endx+25,endy+25),(x+25,y+25),(x+25,y))
                            #print "C2",
                        pygame.draw.polygon(window,(black),points)
                        #for i in range(0, 6):
                        #    pygame.draw.circle(window, (colors[i]), points[i], 3, 0)
                #print ""
        def render(self):
                pygame.draw.rect(window,(blue),(self.x,self.y,25,25))

def game():
        run = True
        Player = player(100,100,"hide")
        obstacles = [[250,250],[400,450]]
        while run:
                lmb,rmb,mmb = pygame.mouse.get_pressed()
                keys = pygame.key.get_pressed()
                if keys[pygame.K_LEFT]:
                        controller = "left"
                elif keys[pygame.K_RIGHT]:
                        controller =  "right"
                elif keys[pygame.K_UP]:
                        controller = "up"
                elif keys[pygame.K_DOWN]:
                        controller = "down"
                else:
                        controller = "none"
                for event in pygame.event.get():
                        if event.type == pygame.QUIT:
                                run = False
                window.fill(white)
                mousex,mousey = pygame.mouse.get_pos()

                Player.update(controller)
                for item in obstacles:
                        x = item[0]
                        y = item[1]
                        pygame.draw.rect(window,(black),(x,y,25,25))
                Player.render()
                Player.fieldofview(obstacles)

                clock.tick(fps)
                pygame.display.flip()


def mainmenu():
        run = True
        while run:
                lmb,rmb,mmb = pygame.mouse.get_pressed()
                for event in pygame.event.get():
                        pass
                window.fill(white)
                mousex,mousey = pygame.mouse.get_pos()
                window.blit(playbuttonimg,(50,150))

                if 50<= mousex <= 250 and 150 <= mousey <=250:
                        window.blit(playbuttonpressimg,(50,150))
                        if lmb == True:
                                run = False
                                return "play"

                clock.tick(fps)
                pygame.display.flip()
button = mainmenu()

if button == "play":
        game()