1"""
2===================
3Fonts demo (kwargs)
4===================
5
6Set font properties using kwargs.
7
8See :doc:`fonts_demo` to achieve the same effect using setters.
9"""
10
11from matplotlib.font_manager import FontProperties
12import matplotlib.pyplot as plt
13import numpy as np
14
15plt.subplot(111, facecolor='w')
16alignment = {'horizontalalignment': 'center', 'verticalalignment': 'baseline'}
17
18# Show family options
19
20families = ['serif', 'sans-serif', 'cursive', 'fantasy', 'monospace']
21
22t = plt.text(-0.8, 0.9, 'family', size='large', **alignment)
23
24yp = [0.8, 0.7, 0.6, 0.5, 0.4, 0.3, 0.2]
25
26for k, family in enumerate(families):
27    t = plt.text(-0.8, yp[k], family, family=family, **alignment)
28
29# Show style options
30
31styles = ['normal', 'italic', 'oblique']
32
33t = plt.text(-0.4, 0.9, 'style', **alignment)
34
35for k, style in enumerate(styles):
36    t = plt.text(-0.4, yp[k], style, family='sans-serif', style=style,
37                 **alignment)
38
39# Show variant options
40
41variants = ['normal', 'small-caps']
42
43t = plt.text(0.0, 0.9, 'variant', **alignment)
44
45for k, variant in enumerate(variants):
46    t = plt.text(0.0, yp[k], variant, family='serif', variant=variant,
47                 **alignment)
48
49# Show weight options
50
51weights = ['light', 'normal', 'medium', 'semibold', 'bold', 'heavy', 'black']
52
53t = plt.text(0.4, 0.9, 'weight', **alignment)
54
55for k, weight in enumerate(weights):
56    t = plt.text(0.4, yp[k], weight, weight=weight,
57                 **alignment)
58
59# Show size options
60
61sizes = ['xx-small', 'x-small', 'small', 'medium', 'large',
62         'x-large', 'xx-large']
63
64t = plt.text(0.8, 0.9, 'size', **alignment)
65
66for k, size in enumerate(sizes):
67    t = plt.text(0.8, yp[k], size, size=size,
68                 **alignment)
69
70x = -0.4
71# Show bold italic
72t = plt.text(x, 0.1, 'bold italic', style='italic',
73             weight='bold', size='x-small',
74             **alignment)
75
76t = plt.text(x, 0.2, 'bold italic',
77             style='italic', weight='bold', size='medium',
78             **alignment)
79
80t = plt.text(x, 0.3, 'bold italic',
81             style='italic', weight='bold', size='x-large',
82             **alignment)
83
84plt.axis([-1, 1, 0, 1])
85
86plt.show()
87