web/web_widget_json_graph/readme/USAGE.rst

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Use this widget by including::
<field name="field_text_json" widget="json_graph" />
For example::
<field name="values_data" widget="json_graph"/>
The JSON needs to be like::
fields = ['field1', 'field2', 'field3', ...]
field_x = 'field_x'
dictionary = self.value_ids.sorted(field_x).read(fields)
color = {
'field1': HEXCOLOR1,
'field2': '#FFBB78',
'field3': '#1F77B4',
...
}
dictionary = self.value_ids.sorted(field_x).read(fields)
content = {}
data = []
for field in fields:
if field != field_x:
content[field] = []
for rec in dictionary:
content[field].append({'x': rec[field_x], 'y': rec[field]})
if field in color:
data.append({'values': content[field], 'key': field,
'color': color[field]})
continue
data.append({'values': content[field], 'key': field})
info = {
'label_x': 'X Label',
'label_y': 'Y label',
'data': data
}
self.field_text_json = json.dumps(info)
For example::
fields = ['sequence', 'value', 'sma', 'cma']
field_x = 'sequence'
dictionary = self.value_ids.sorted(field_x).read(fields)
color = {
'value': '#2CA02C',
'sma': '#FFBB78'
}
dictionary = self.value_ids.sorted(field_x).read(fields)
content = {}
data = []
for field in fields:
if field != field_x:
content[field] = []
for rec in dictionary:
content[field].append({'x': rec[field_x], 'y': rec[field]})
if field in color:
data.append({'values': content[field], 'key': field,
'color': color[field]})
continue
data.append({'values': content[field], 'key': field})
info = {
'label_x': 'Sequence',
'label_y': '',
'data': data
}
self.values_data = json.dumps(info)