-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathgraph.py
163 lines (136 loc) · 5.16 KB
/
graph.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
from vertex import vertex as v
import matplotlib.pyplot as plt
from matplotlib.path import Path
import time
class graph:
def __init__(self):
self.lastPermVert = 0
self.verts = []
self.vi = 0
self.v = 0
self.endpoint = -1
self.plt = plt
plt.ion()
return
def addVertex(self, vName, x=0, y=0 ):
l = len(self.verts)
vID = l
vObj = v(vName, vID)
self.verts.append(vObj)
self.verts[vID].setXY(x,y)
self.verts[vID].pid = self.addPoint(x,y)
plt.annotate(self.verts[vID].getName(),(y+0.05,x+0.05))
del(vObj)
return vID
def updateVertex(self, vID, vData):
self.verts[vID] = vData
return
def gV(self, vID):
vtx = self.verts[vID]
return vtx
def getAllVerts(self):
return self.verts
def makeEdge(self, vID1, vID2, distance):
plt.ion()
self.verts[vID1].link(vID2, distance)
self.verts[vID2].link(vID1, distance)
hl = plt.plot([self.verts[vID1].getXY()[1],self.verts[vID2].getXY()[1]],
[self.verts[vID1].getXY()[0], self.verts[vID2].getXY()[0]],
'k--')
self.verts[vID1].eLst.append(hl)
self.verts[vID2].eLst.append(hl)
#hl[0].set_label(distance)
plt.annotate(distance, self.midpoint(self.verts[vID1].getXY()[1],
self.verts[vID2].getXY()[1],
self.verts[vID1].getXY()[0],
self.verts[vID2].getXY()[0]))
plt.draw()
#print(self.verts[vID1].getXY()[1],self.verts[vID1].getXY()[0],'->',self.verts[vID2].getXY()[1],self.verts[vID2].getXY()[0])
return hl
def midpoint(self, x1, x2, y1, y2):
xR = (x1+x2)/2
yR = (y1+y2)/2
return (xR, yR)
def listEdges(self):
for point in range(len(self.verts)):
l = self.verts[point].getLinks()
for edge in range(self.verts[point].getCardinality()):
print("Vertex", self.verts[point].getName(), "is connected to vertex",
self.verts[l[edge][0]].getName(), "with distance:", l[edge][1])
return
def listCardinality(self):
for point in range(len(self.verts)):
print("Edge", self.verts[point].getName(), "has a cardinality of:",self.verts[point].getCardinality())
def getDistance(self, vID1, vID2):
a = self.verts[vID1].getDist(vID2)
b = self.verts[vID2].getDist(vID1)
if a == b:
return a
else:
return -1
def vBN(self, name):
for vert in range(len(self.verts)):
if self.verts[vert].getName() == name:
return vert
return -1
def getLabel(self, vID):
return self.verts[vID].getLabel()
def setLabel(self, vID, labelDat):
if self.verts[vID].updateLabel(labelDat) == 0:
self.lastPermVert = vID
return
def getSmallest(self):
#get temporary labels...
smallest = 1000000000000000
smallestID = -1
for v in range(len(self.verts)):
if self.verts[v].getLabel()[2] == 'T':
size = self.verts[v].getLabel()[1]
if size < smallest:
smallest = size
smallestID = v
return smallestID
def getRecentPerm(self):
return self.lastPermVert
def setVi(self, vID):
self.vi = vID
return
def setEndpoint(self, vID):
self.endpoint = vID
return
def update_line(hl, new_data):
hl.set_xdata(np.append(hl.get_xdata(), new_data[1]))
hl.set_ydata(np.append(hl.get_ydata(), new_data[0]))
plt.draw()
return
def addPoint(self, x, y):
hl = plt.plot(y,x, 'ko')
return hl
def dummyGraph(self):
self.addVertex("A",0,-1)
self.addVertex("B",1,0.5)
self.addVertex("C",1.5,1.5)
self.addVertex("D",1.5,3)
self.addVertex("E",1,4)
self.addVertex("F",0,3)
self.addVertex("G",0,1)
self.addVertex("H",0.5,0.5)
self.addVertex("I",1,1.5)
self.addVertex("J",1,3)
self.makeEdge(self.vBN('A'), self.vBN('B'), 7)
self.makeEdge(self.vBN('A'), self.vBN('G'), 8)
self.makeEdge(self.vBN('A'), self.vBN('H'), 5)
self.makeEdge(self.vBN('B'), self.vBN('H'), 4)
self.makeEdge(self.vBN('H'), self.vBN('G'), 5)
self.makeEdge(self.vBN('G'), self.vBN('I'), 2)
self.makeEdge(self.vBN('G'), self.vBN('F'), 7)
self.makeEdge(self.vBN('B'), self.vBN('I'), 3)
self.makeEdge(self.vBN('B'), self.vBN('C'), 8)
self.makeEdge(self.vBN('C'), self.vBN('D'), 8)
self.makeEdge(self.vBN('C'), self.vBN('I'), 5)
self.makeEdge(self.vBN('I'), self.vBN('J'), 7)
self.makeEdge(self.vBN('D'), self.vBN('E'), 4)
self.makeEdge(self.vBN('D'), self.vBN('J'), 3)
self.makeEdge(self.vBN('F'), self.vBN('E'), 6)
self.makeEdge(self.vBN('F'), self.vBN('J'), 10)
return