#!/usr/bin/env python
#button.py

from graphics import *

class Button:
    
    """This is a clickable button."""
    
    def __init__(self, win, center, width, height, label):
        w,h = width/2.0, height/2.0
        x,y = center.getX(), center.getY()
        self.xmax, self.xmin = x+w, x-w
        self.ymax, self.ymin = y+h, y-h
        p1 = Point(self.xmin, self.ymin)
        p2 = Point(self.xmax, self.ymax)
        self.rect = Rectangle(p1,p2)
        self.rect.setFill('white')
        self.rect.draw(win)
        self.label = Text(center, label)
        self.label.draw(win)
        self.deactivate()
    
    def getLabel(self):
        return self.label.getText()

    def activate(self):
        self.label.setFill('black')
        self.rect.setWidth(1)
        self.active = True
    
    def deactivate(self):
        self.label.setFill('darkgrey')
        self.rect.setWidth(1)
        self.active = False
    
    def clicked(self, p):
        return self.active and \
        self.xmin <= p.getX() <= self.xmax and \
        self.ymin <= p.getY() <= self.ymax