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
|
#!/usr/bin/env python3
# -*- coding: utf-8; -*-
# Append to effective python path so that can find plplot modules.
from plplot_python_start import *
import sys
import plplot as w
from numpy import *
x = [0.5]
y = [0.5]
title = [
"Large Circle + Light Diagonal Cross with plptex",
"UTF-8 plus",
"UTF-8 squared plus",
"UTF-8 heavy plus",
"UTF-8 minus",
"UTF-8 squared minus",
"UTF-8 heavy minus",
"UTF-8 times",
"UTF-8 squared times",
"UTF-8 heavy multiplication x",
"UTF-8 number sign",
"UTF-8 full-width number sign",
"UTF-8 asterisk",
"UTF-8 four teardrop-spoked asterisk",
"UTF-8 8-spoked asterisk",
"UTF-8 asterisk operator",
"UTF-8 Asterisk operator with plptex",
"Plplot Encoded Unicode Indexed Asterisk operator with plptex",
"Plplot Encoded Hershey Indexed Asterisk operator with plptex",
"Hershey Asterisk operator with plsym",
"Hershey Asterisk operator with plpoin",
"Plplot Encoded Hershey Indexed Asterisk operator with plstring",
]
ifunicode = True
# Parse and process command line arguments
w.plparseopts(sys.argv, w.PL_PARSE_FULL)
# Initialize plplot
w.plinit()
for kind in range(len(title)):
w.pladv(0)
w.plvpor(0.1, 0.9, 0.1, 0.9)
w.plwind(0., 1., 0., 1.)
# Just to show edges of viewport
w.plcol0(1)
w.plbox("bc", 0., 0, "bc", 0., 0)
w.plcol0(2)
w.plschr(0., 1.)
w.plmtex("t", 1., 0.5, 0.5, title[kind])
k=0
for size in 2.**arange(2,-3,-1):
k+=1
w.plcol0(k)
if kind==0:
if ifunicode:
w.plschr(0., 4.*size)
# LARGE CIRCLE has a centre of symmetry which is about one-eighth the
# radius below the centre of symmetry of the box for DejaVu Sans.
w.plptex(0.5, 0.5, 1., 0., 0.5, "#[0x25ef]")
# BOX DRAWINGS LIGHT DIAGONAL CROSS is one of the best centred symmetrical
# glyphs I have found using gucharmap for DejaVu Sans.
w.plptex(0.5, 0.5, 1., 0., 0.5, "#[0x2573]")
else:
w.plschr(0., 4.*size)
# Large circle via Hershey fonts.
w.plptex(0.5, 0.5, 1., 0., 0.5, "#(907)")
elif kind ==1:
# Print a utf-8 plus
w.plschr(0., 16.*size)
w.plstring(x, y, "+")
elif kind ==2:
# Print a utf-8 squared plus
w.plschr(0., 16.*size)
w.plstring(x, y, "⊞")
elif kind ==3:
# Print a utf-8 heavy plus
w.plschr(0., 16.*size)
w.plstring(x, y, "➕")
elif kind ==4:
# Print a utf-8 minus
w.plschr(0., 16.*size)
w.plstring(x, y, "-")
elif kind ==5:
# Print a utf-8 squared minus
w.plschr(0., 16.*size)
w.plstring(x, y, "⊟")
elif kind ==6:
# Print a utf-8 heay minus
w.plschr(0., 16.*size)
w.plstring(x, y, "➖")
elif kind ==7:
# Print a utf-8 times
w.plschr(0., 16.*size)
w.plstring(x, y, "×")
elif kind ==8:
# Print a utf-8 squared times
w.plschr(0., 16.*size)
w.plstring(x, y, "⊠")
elif kind ==9:
# Print a utf-8 heavy multiplication x
w.plschr(0., 16.*size)
w.plstring(x, y, "✖")
elif kind ==10:
# Print a utf-8 number sign
w.plschr(0., 16.*size)
w.plstring(x, y, "##")
elif kind ==11:
# Print a utf-8 full-width number sign
w.plschr(0., 16.*size)
w.plstring(x, y, "＃")
elif kind ==12:
# Print a utf-8 asterisk
w.plschr(0., 16.*size)
w.plstring(x, y, "*")
elif kind ==13:
# Print a utf-8 four teardrop-spoked asterisk
w.plschr(0., 16.*size)
w.plstring(x, y, "✢" )
elif kind ==14:
# Print a utf-8 8-spoked asterisk
w.plschr(0., 16.*size)
w.plstring(x, y, "✳")
elif kind ==15:
# Print a utf-8 asterisk operator
w.plschr(0., 16.*size)
w.plstring(x, y, "∗")
elif kind ==16:
# Print a utf-8 asterisk operator using w.plptex
w.plschr(0., 16.*size)
w.plptex(0.5, 0.5, 1., 0., 0.5, "∗")
elif kind ==17:
# Print a (PLplot encoded) unicode indexed asterisk operator using w.plptex
w.plschr(0., 16.*size)
w.plptex(0.5, 0.5, 1., 0., 0.5, "#[0x2217]")
elif kind ==18:
# Print a (PLplot encoded) Hershey indexed asterisk operator using w.plptex
w.plschr(0., 16.*size)
w.plptex(0.5, 0.5, 1., 0., 0.5, "#(728)")
elif kind ==19:
# Print an asterisk operator using w.plsym
w.plssym(0., 16.*size)
w.plsym(x, y, 728)
elif kind ==20:
# Print an asterisk operator using w.plpoin
w.plssym(0., 16.*size)
w.plpoin(x, y, 3)
elif kind ==21:
# Print a (PLplot encoded) Hershey indexed asterisk operator using w.plstring
w.plschr(0., 16.*size)
w.plstring(x, y, "#(728)")
else:
print("missing kind value: bad code")
# Terminate plplot
w.plend()
|
