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Button.py
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Button.py
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# Button class (Alison)
from graphics import *
class Button:
"""A button class specifically for Shark Runner Game"""
def __init__(self, center, w, l, label, win):
"""Creates a button class."""
self.width,self.length,self.text = w,l,label
self.x,self.y = center.getX(),center.getY()
# create the rectangle
self.xmax, self.xmin = self.x+w/2, self.x-w/2
self.ymax, self.ymin = self.y+l/2, self.y-l/2
# create the rectangle
p1 = Point(self.xmin, self.ymin)
p2 = Point(self.xmax, self.ymax)
self.rect = Rectangle(p1, p2)
self.rect.setOutline('lightgray')
self.rect.setFill('lightgray')
# create the label
self.label = Text(center, label)
self.rect.draw(win)
self.label.draw(win)
#start deactivated
self.active = False
self.deactivate()
def clicked(self, pt):
"""Returns true if the point is inside of the button false if not"""
return (self.active and self.xmin <= pt.getX() <= self.xmax
and self.ymin <= pt.getY() <= self.ymax)
def getLabel(self):
"""Returns the label string of this button"""
return self.text
def setLabel(self, newLabel):
"""Sets the button's label"""
self.text = newLabel
self.label.setText(self.text)
def isActive(self):
"""returns if button is active"""
return self.active
def activate(self):
"Sets this button to 'active'. Makes button clickable"
self.label.setFill('black')
self.rect.setWidth(2)
self.active = True
def deactivate(self):
"Sets this button to 'inactive'"
self.label.setFill("darkgrey")
self.rect.setWidth(1)
self.active = False
def getComponents(self):
"""Returns components of button to draw"""
return self.rect, self.label
def undraw(self):
"""undraws the entire button"""
self.rect.undraw()
self.label.undraw()
def main():
print("I am alive")
win = GraphWin("Testing button", 200, 200)
win.setCoords(-100, -100, 100, 100)
# create the button, and activate
quitButton = Button()
quitButton.init(Point(0,0),50,30, "quit")
quitButton.activate()
# draw the two components
quitButton.getRectangle().draw(win)
quitButton.getLabel().draw(win)
# while the quit button is not pressed...
pt = win.getMouse()
while not(quitButton.clicked(pt)):
pt = win.getMouse()
# quit button pressed!
print("Quit button pressed!")
quitButton.undraw() # undraw the button
# click to close graphics window
print("Click to close")
win.getMouse()
win.close()
if __name__ == "__main__": main()