| 63 |
63 |
del node.attrib[att]
|
| 64 |
64 |
|
| 65 |
65 |
|
| 66 |
|
def remove_style(node, top, colours, white_text=False):
|
|
66 |
def adjust_style(node, top, colours, white_text=False, colour_class=None):
|
| 67 |
67 |
remove_tag(node, TITLE)
|
|
68 |
if node.get('class') and node.get('class').startswith('node '):
|
|
69 |
colour_class = node.get('class').split()[-1]
|
| 68 |
70 |
if (node.get('fill'), node.get('stroke')) in (
|
| 69 |
71 |
('white', 'white'), ('white', 'none')):
|
| 70 |
72 |
# this is the general white background, reduce it to a dot
|
| ... | ... | |
| 73 |
75 |
node.attrib['fill'] = 'white'
|
| 74 |
76 |
for child in node:
|
| 75 |
77 |
remove_attribute(child, XLINK_TITLE)
|
|
78 |
if child.tag == '{http://www.w3.org/2000/svg}polygon' and colour_class:
|
|
79 |
# for compatibility with graphviz >= 2.40 replace fill attribute
|
|
80 |
# with the original colour name.
|
|
81 |
child.attrib['fill'] = colour_class
|
| 76 |
82 |
if child.get('fill') in colours:
|
| 77 |
83 |
matching_hexa = colours.get(child.get('fill'))
|
| 78 |
84 |
child.attrib['fill'] = '#' + matching_hexa
|
| ... | ... | |
| 84 |
90 |
if child.get('font-size'):
|
| 85 |
91 |
child.attrib['font-size'] = str(float(child.attrib['font-size'])*0.8)
|
| 86 |
92 |
remove_attribute(child, 'style')
|
| 87 |
|
remove_style(child, top, colours, white_text=white_text)
|
|
93 |
adjust_style(child, top, colours, white_text=white_text, colour_class=colour_class)
|
| 88 |
94 |
|
| 89 |
95 |
def graphviz_post_treatment(content, colours, include=False):
|
| 90 |
96 |
''' Remove all svg:title and top-level svg:polygon nodes, remove style
|
| ... | ... | |
| 104 |
110 |
|
| 105 |
111 |
for root in tree:
|
| 106 |
112 |
remove_tag(root, TITLE)
|
| 107 |
|
# remove_tag(root, POLYGON)
|
| 108 |
113 |
for child in root:
|
| 109 |
|
remove_style(child, child, colours)
|
|
114 |
adjust_style(child, child, colours)
|
| 110 |
115 |
return ET.tostring(tree)
|
| 111 |
116 |
|
| 112 |
117 |
def graphviz(workflow, url_prefix='', select=None, svg=True,
|
| 113 |
118 |
include=False):
|
| 114 |
119 |
out = StringIO()
|
| 115 |
120 |
# a list of colours known to graphviz, they will serve as key to get back
|
| 116 |
|
# to the colours defined in wcs.
|
|
121 |
# to the colours defined in wcs, they are used as color attributes in
|
|
122 |
# graphviz (<= 2.38) then as class attribute on node elements for 2.40 and
|
|
123 |
# later.
|
| 117 |
124 |
graphviz_colours = [
|
| 118 |
125 |
'aliceblue', 'antiquewhite', 'aqua', 'aquamarine', 'azure', 'beige',
|
| 119 |
126 |
'bisque', 'black', 'blanchedalmond', 'blue', 'blueviolet', 'brown',
|
| ... | ... | |
| 129 |
136 |
'greenyellow', 'honeydew', 'hotpink', 'indianred', 'indigo', 'ivory',
|
| 130 |
137 |
'khaki', 'lavender', 'lavenderblush', 'lawngreen', 'lemonchiffon',
|
| 131 |
138 |
'lightblue', 'lightcoral', 'lightcyan', 'lightgoldenrodyellow',
|
| 132 |
|
'lightgray', 'lightgreen', 'lightgrey', 'lightpink', ]
|
|
139 |
'lightgray', 'lightgrey', 'lightpink', ]
|
| 133 |
140 |
|
| 134 |
141 |
colours = {}
|
| 135 |
142 |
revert_colours = {}
|
| ... | ... | |
| 148 |
155 |
colours[status.colour] = graphviz_colours.pop()
|
| 149 |
156 |
revert_colours[colours[status.colour]] = status.colour
|
| 150 |
157 |
print >>out, ',color=%s' % colours[status.colour]
|
|
158 |
print >>out, ',class=%s' % colours[status.colour]
|
| 151 |
159 |
print >>out, ' URL="%sstatus/%s/"];' % (url_prefix, i)
|
| 152 |
160 |
|
| 153 |
161 |
for status in workflow.possible_status:
|
| 154 |
|
-
|