def main(script, n='5', *args):
# create n Vertices
n = int(n)
#labels = string.ascii_lowercase + string.ascii_uppercase
#vs = [Vertex(c) for c in labels[:n]]
v = Vertex('v')
v.pos = (1110,-100)
w = Vertex('w')
w.pos = (20000,40)
x = Vertex('x')
x.pos = (100,-2000)
y = Vertex('y')
y.pos = (-15,15000)
# create a graph and a layout
g = Graph([v, w, x, y])
g.add_all_edges()
# layout = CircleLayout(g)
# layout = RandomLayout(g)
layout = CartesianLayout(g)
# draw the graph
gw = GraphWorld()
gw.show_graph(g, layout)
gw.mainloop()
def main(script, n='5', *args):
# create n Vertices
n = int(n)
#labels = string.ascii_lowercase + string.ascii_uppercase
#vs = [Vertex(c) for c in labels[:n]]
v = Vertex('v')
v.pos = (1110,-100)
w = Vertex('w')
w.pos = (20000,40)
x = Vertex('x')
x.pos = (100,-2000)
y = Vertex('y')
y.pos = (-15,15000)
# create a graph and a layout
g = Graph([v, w, x, y])
g.add_all_edges()
# layout = CircleLayout(g)
# layout = RandomLayout(g)
layout = CartesianLayout(g)
# draw the graph
gw = GraphWorld()
gw.show_graph(g, layout)
gw.mainloop()
def read_file(self, filename):
'''
Pre: An ASCII file where each line will be the vertex number, x-coordinate, and y-coordinate separated by spaces
Post: Updates self.labels and self.coordinates by extracting the labels from the ASCII file
'''
f = open(filename, 'r')
for i in range(6):
self.header.append(f.readline()) # reads and stores the header section of the file
line = f.readline()
while line != 'EOF':
sp_line = line.split()
label = sp_line[0]
coordinate = (int(sp_line[1]),int(sp_line[2]))
vertex = Vertex(label)
vertex.pos = coordinate
self.coordinates.append(vertex) # forms tuples with the x and y coordinates at each line and appends to self.coordinates
line = f.readline()
self.filename = filename # updates the filename
