# button.py

from graphics import *

class Button:

  def __init__(self,win,center,width=70,height=40,label="EXIT"):
    """ win : graphics window,
        center: point where the button is centered,
        width: width of the button, 70 by default,
        height: heght of the button,40 by default,
        label: button's label, EXIT by default """

    self.win = win

    self.x_min = center.getX() - width / 2
    self.y_min = center.getY() - height / 2
    self.x_max = center.getX() + width / 2
    self.y_max = center.getY() + height / 2
    self.br = Rectangle(Point(self.x_min,self.y_min),Point(self.x_max,self.y_max))
    
    self.bt = Text(center,label)
    self.deactivate()
    
    self.br.draw(win)
    self.bt.draw(win)

    self.active = False

  def deactivate(self):
    """ the button is not active """
    
    self.br.setFill("green")
    self.br.setWidth(1)
    self.active = False

  def activate(self):
    """ activate the button """
    
    self.br.setFill("green2")
    self.br.setWidth(2)
    self.active = True

  def clicked(self,p):
    """ returns True if the point p is inside the button """

    return self.x_min <=p.getX() <= self.x_max and self.y_min <=p.getY() <= self.y_max

  def getLabel(self):
    """ returns button's label """

    return self.bt.getText()