hypothenuse = Node(name='length of hypothenuse',
action=sqrt,
inputs=Node.inputs(area_hypothenuse))
sin_alpha = Node(name='sin of alpha',
action=operator.div,
inputs=Node.inputs(a, hypothenuse))
alpha = Node(name='angle alpha',
action=math.asin,
inputs=Node.inputs(sin_alpha))
sin_beta = Node(name='sin of beta',
action=operator.div,
inputs=Node.inputs(b, hypothenuse))
beta = Node(name='angle beta', action=math.asin, inputs=Node.inputs(sin_beta))
print 'Enter float values for a and b, e.g.\n> 3.0 4.0'
while True:
answer = raw_input('\n> ')
if not answer:
break
value_a, value_b = answer.split()
update_inputs([(a, float(value_a)), (b, float(value_b))])
print 'Length of hypothenuse: {:.2f}'.format(hypothenuse.value)
print 'Angle alpha: {:.2f} degrees'.format(math.degrees(alpha.value))
print 'Angle beta: {:.2f} degrees'.format(math.degrees(beta.value))
try:
visualize_graph([hypothenuse], 'triangle.png')
print 'View triangle.png to see a visualization of the traph.'
except OSError:
print 'Please install graphviz to visualize the graph.'
return math.sqrt(square)
area_a = Node(name="square of a", action=square, inputs=Node.inputs(a))
area_b = Node(name="square of b", action=square, inputs=Node.inputs(b))
area_hypothenuse = Node(name="square of hypothenuse", action=sum_, inputs=Node.inputs(area_a, area_b))
hypothenuse = Node(name="length of hypothenuse", action=sqrt, inputs=Node.inputs(area_hypothenuse))
sin_alpha = Node(name="sin of alpha", action=operator.div, inputs=Node.inputs(a, hypothenuse))
alpha = Node(name="angle alpha", action=math.asin, inputs=Node.inputs(sin_alpha))
sin_beta = Node(name="sin of beta", action=operator.div, inputs=Node.inputs(b, hypothenuse))
beta = Node(name="angle beta", action=math.asin, inputs=Node.inputs(sin_beta))
print "Enter float values for a and b, e.g.\n> 3.0 4.0"
while True:
answer = raw_input("\n> ")
if not answer:
break
value_a, value_b = answer.split()
update_inputs([(a, float(value_a)), (b, float(value_b))])
print "Length of hypothenuse: {:.2f}".format(hypothenuse.value)
print "Angle alpha: {:.2f} degrees".format(math.degrees(alpha.value))
print "Angle beta: {:.2f} degrees".format(math.degrees(beta.value))
try:
visualize_graph([hypothenuse], "triangle.png")
print "View triangle.png to see a visualization of the traph."
except OSError:
print "Please install graphviz to visualize the graph."
draw_circle(colors[alert.value])
def draw_circle(color):
tx = TARGET['x']
ty = TARGET['y']
canvas.create_oval(tx - RADIUS, ty - RADIUS, tx + RADIUS, ty + RADIUS,
fill=color)
root = Tkinter.Tk()
frame = Tkinter.Frame(root)
frame.pack(fill=Tkinter.BOTH, expand=1)
canvas = Tkinter.Canvas(frame, background='white')
draw_circle('blue')
canvas.pack(fill=Tkinter.BOTH, expand=1)
canvas.pack()
canvas.bind("<Button-1>", onclick)
canvas.bind("<B1-Motion>", onclick)
try:
visualize_graph([alert], 'mouse.gif')
print 'View mouse.gif to see a visualization of the traph.'
diagram = Tkinter.PhotoImage(file='mouse.gif')
canvas.create_image(0, 2 * (TARGET['y'] + RADIUS),
image=diagram, anchor='nw')
except OSError:
print 'Please install graphviz to visualize the graph.'
root.mainloop()
print
colors = {"INSIDE": "red", "OUTSIDE": "blue"}
draw_circle(colors[alert.value])
def draw_circle(color):
tx = TARGET["x"]
ty = TARGET["y"]
canvas.create_oval(tx - RADIUS, ty - RADIUS, tx + RADIUS, ty + RADIUS, fill=color)
root = Tkinter.Tk()
frame = Tkinter.Frame(root)
frame.pack(fill=Tkinter.BOTH, expand=1)
canvas = Tkinter.Canvas(frame, background="white")
draw_circle("blue")
canvas.pack(fill=Tkinter.BOTH, expand=1)
canvas.pack()
canvas.bind("<Button-1>", onclick)
canvas.bind("<B1-Motion>", onclick)
try:
visualize_graph([alert], "mouse.gif")
print "View mouse.gif to see a visualization of the traph."
diagram = Tkinter.PhotoImage(file="mouse.gif")
canvas.create_image(0, 2 * (TARGET["y"] + RADIUS), image=diagram, anchor="nw")
except OSError:
print "Please install graphviz to visualize the graph."
root.mainloop()