filer.templatetags.filer_image_tags: 57 total statements, 0.0% covered

Generated: Wed 2013-03-13 10:33 CET

Source file: /media/Envs/Envs/filer-gallery/lib/python2.7/site-packages/filer/templatetags/filer_image_tags.py

Stats: 0 executed, 55 missed, 2 excluded, 45 ignored

1. #-*- coding: utf-8 -*-
2. from django.template import Library
3. import re
5. register = Library()
7. RE_SIZE = re.compile(r'(\d+)x(\d+)$')
10. def _recalculate_size(size, index, divisor=0, padding=0,
11. keep_aspect_ratio=False):
12. new_one = size[index]
13. if divisor:
14. new_one = new_one / float(divisor)
15. if padding:
16. new_one = new_one - padding
17. if keep_aspect_ratio:
18. new_two = int(float(new_one) * \
19. float(size[int(not index)]) / size[index])
20. else:
21. new_two = int(size[int(not index)])
23. new_one = int(new_one)
24. if index:
25. return (new_two, new_one)
26. return new_one, new_two
29. def _resize(original_size, index, divisor=0, padding=0,
30. keep_aspect_ratio=False):
31. if isinstance(original_size, basestring):
32. m = RE_SIZE.match(original_size)
33. if m:
34. original_size = (int(m.group(1)), int(m.group(2)))
35. else:
36. return original_size
37. else:
38. try:
39. original_size = (int(original_size[0]), int(original_size[1]))
40. except (TypeError, ValueError):
41. return original_size
42. try:
43. padding = int(padding)
44. divisor = int(divisor)
45. except (TypeError, ValueError):
46. return original_size
47. # Re-calculate size
48. new_x, new_y = _recalculate_size(original_size, index, divisor=divisor,
49. padding=padding,
50. keep_aspect_ratio=keep_aspect_ratio)
51. return (new_x, new_y)
54. def extra_padding_x(original_size, padding):
55. """
56. Reduce the width of `original_size` by `padding`
57. """
58. return _resize(original_size, 0, padding=padding)
59. extra_padding_x = register.filter(extra_padding_x)
62. def extra_padding_x_keep_ratio(original_size, padding):
63. """
64. Reduce the width of `original_size` by `padding`, maintaining the aspect
65. ratio.
66. """
67. return _resize(original_size, 0, padding=padding, keep_aspect_ratio=True)
68. extra_padding_x_keep_ratio = register.filter(extra_padding_x_keep_ratio)
71. def extra_padding_y(original_size, padding):
72. """
73. Reduce the height of `original_size` by `padding`
74. """
75. return _resize(original_size, 1, padding=padding)
76. extra_padding_y = register.filter(extra_padding_y)
79. def extra_padding_y_keep_ratio(original_size, padding):
80. """
81. Reduce the height of `original_size` by `padding`, maintaining the aspect
82. ratio.
83. """
84. return _resize(original_size, 1, padding=padding, keep_aspect_ratio=True)
85. extra_padding_y_keep_ratio = register.filter(extra_padding_y_keep_ratio)
88. def divide_x_by(original_size, divisor):
89. return _resize(original_size, 0, divisor=divisor)
90. devide_x_by = register.filter(divide_x_by)
93. def divide_y_by(original_size, divisor):
94. return _resize(original_size, 1, divisor=divisor)
95. devide_y_by = register.filter(divide_y_by)
98. def divide_xy_by(original_size, divisor):
99. size = divide_x_by(original_size, divisor=divisor)
100. size = divide_y_by(size, divisor=divisor)
101. return size
102. divide_xy_by = register.filter(divide_xy_by)