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Commit | Line | Data |
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ddd7d381 | 1 | #! /usr/bin/env python |
fca64c12 | 2 | |
ddd7d381 | 3 | # Copyright (c) 2009, 2010, 2011, 2013, 2017 Nicira, Inc. |
fca64c12 BP |
4 | # |
5 | # Licensed under the Apache License, Version 2.0 (the "License"); | |
6 | # you may not use this file except in compliance with the License. | |
7 | # You may obtain a copy of the License at: | |
8 | # | |
9 | # http://www.apache.org/licenses/LICENSE-2.0 | |
10 | # | |
11 | # Unless required by applicable law or agreed to in writing, software | |
12 | # distributed under the License is distributed on an "AS IS" BASIS, | |
13 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
14 | # See the License for the specific language governing permissions and | |
15 | # limitations under the License. | |
16 | ||
ddd7d381 BP |
17 | import getopt |
18 | import sys | |
fca64c12 | 19 | |
ddd7d381 BP |
20 | def dot2pic(src, dst): |
21 | scale = 1.0 | |
22 | while True: | |
23 | line = src.readline() | |
24 | if not line: | |
25 | break | |
86c65682 | 26 | |
ddd7d381 BP |
27 | words = line.split() |
28 | command = words[0] | |
29 | if command == 'graph': | |
30 | scale = float(words[1]) | |
31 | elif command == 'node': | |
32 | name = words[1] | |
33 | x = float(words[2]) | |
34 | y = float(words[3]) | |
35 | width = float(words[4]) | |
36 | height = float(words[5]) | |
37 | label, style, shape, color, fillcolor = words[6:11] | |
38 | x *= scale | |
39 | y *= scale | |
40 | width *= scale | |
41 | height *= scale | |
42 | dst.write("linethick = %f;\n" % (0.5 if style == 'bold' else 1.0)) | |
43 | dst.write('box at %f,%f wid %f height %f "%s"\n' | |
44 | % (x, y, width, height, name)) | |
45 | if style == 'bold': | |
46 | inset = 2.0 / 72.0 | |
47 | width -= inset * 2 | |
48 | height -= inset * 2 | |
49 | dst.write("box at %f,%f wid %f height %f\n" | |
50 | % (x, y, width, height)) | |
51 | elif command == 'edge': | |
52 | tail = words[1] | |
53 | head = words[2] | |
54 | n = int(words[3]) | |
86c65682 | 55 | |
ddd7d381 BP |
56 | # Extract x,y coordinates. |
57 | words = words[4:] | |
58 | xy = [] | |
59 | for i in range(n): | |
60 | x = float(words[0]) * scale | |
61 | y = float(words[1]) * scale | |
62 | words = words[2:] | |
63 | xy.append((x, y)) | |
fca64c12 | 64 | |
ddd7d381 BP |
65 | # Extract style and color from end of words. |
66 | style, color = words[-2:] | |
67 | words = words[:-2] | |
c5f341ab | 68 | |
ddd7d381 BP |
69 | # If there's anything left, that's the label. |
70 | if words: | |
71 | xl = float(words[-2]) * scale | |
72 | yl = float(words[-1]) * scale | |
73 | label = ' '.join(words[:-2]) | |
74 | if label.startswith('"') and label.endswith('"'): | |
75 | label = label[1:-1] | |
76 | else: | |
77 | label = None | |
fca64c12 | 78 | |
ddd7d381 BP |
79 | dst.write("linethick = %f;\n" |
80 | % (0.5 if style == 'dotted' else 1.0)) | |
81 | dst.write("spline -> from %f,%f" % xy[0]) | |
82 | for x, y in xy: | |
83 | dst.write(" to %f,%f" % (x, y)) | |
84 | dst.write('\n') | |
85 | ||
86 | if label: | |
87 | dst.write('"%s" at %f,%f\n' % (label, xl, yl)) | |
88 | elif command == 'stop': | |
89 | break | |
90 | else: | |
91 | sys.stderr.write("%s\n" % command) | |
92 | assert False | |
93 | ||
94 | ||
95 | options, args = getopt.gnu_getopt(sys.argv[1:], 'f:', []) | |
96 | ||
97 | font_scale = 0 | |
98 | for key, value in options: | |
99 | if key == '-f': | |
100 | font_scale = int(value) | |
101 | else: | |
102 | raise False | |
103 | ||
104 | if font_scale: | |
105 | print(".ps %+d" % -font_scale) | |
106 | ||
107 | print(".PS") | |
108 | print("linethick = 1;") | |
109 | if args: | |
110 | for arg in args: | |
111 | dot2pic(open(arg), sys.stdout) | |
112 | else: | |
113 | dot2pic(sys.stdin, sys.stdout) | |
114 | if font_scale: | |
115 | print(".ps %+d" % font_scale) | |
116 | print(".PE") | |
fca64c12 | 117 |