# -*- coding: utf-8 -*-

import pygame

class CMouse(object):

    mInstance = None
    mInitialized = False
    mPressed = False
    #mPressedLeastThanOneFrame = False
    mPrevPressed = False

    def __new__(self, *args, **kargs):
        if (self.mInstance is None):
            self.mInstance = object.__new__(self, *args, **kargs)
            self.init(self.mInstance)
        #else:
        #    print "Warning: CMouse(): You are not allowed to instantiate it more than once."
        return self.mInstance

    def inst(self):
        return self.mInstance
    
    def init(self):
        if (self.mInitialized):
            return
        self.mInitialized = True
        
        self.mPressed = False
        #self.mPressedLeastThanOneFrame = False
        self.mPrevPressed = False
        
    def getPos(self):
        return pygame.mouse.get_pos()
    
    def getX(self):
        return pygame.mouse.get_pos()[0]
    
    def getY(self):
        return pygame.mouse.get_pos()[1]

    def pressed(self):
        return self.mPressed
    
    def firstPress(self):
        return (self.mPressed and not self.mPrevPressed)

    def release(self):
        return (not(self.mPressed) and self.mPrevPressed)

    def update(self):
        #print("mouse update")
        #print("x=" + str(self.getX()))
        #print("y=" + str(self.getY()))
        
        self.mPrevPressed = self.mPressed;
        pp = pygame.mouse.get_pressed()
        self.mPressed = (pp[0] == 1 and pp[1] == 0 and pp[2] == 0)
        
    def destroy(self):
        self.mInstance = None
        print "destroy"