def timeline(data, options=None, **kwargs):
"""produce a gantt timeline chart"""
chart_id = get_chart_id(**kwargs)
title = kwargs.pop('title', None)
title = title and '<div class="visjs-title">{}</div>'.format(title) or ''
default_options = {}
options = merge_options(merge_options(default_options, options), kwargs)
content = """
%s
<div class="dz-visjs-chart placeholder" id="%s"></div>
""" % (title, chart_id)
js = """
$(function(){
var container = document.getElementById("%(selector)s");
var chart = new vis.DataSet(
%(data)s
);
var options = %(options)s;
var timeline = new vis.Timeline(container, chart, options);
// make the object accessible later
$("#%(selector)s").data('visjs-chart', chart);
});
""" % dict(selector=chart_id, data=data, options=json.dumps(options, indent=4))
return component(content, js=js, libs=libs, styles=styles, css=css)
def donut(data, options=None, **kwargs):
"""produce a donut chart"""
chart_id = get_chart_id(**kwargs)
default_options = {
'data': {
'columns': data,
'type': 'donut',
},
'tooltip': {
'format': {
'value': '<<formatter>>',
},
},
'bindto': '#' + chart_id,
}
options = merge_options(merge_options(default_options, options), kwargs)
content = """
<div class="dz-c3-chart placeholder" id="{}"></div>
""".format(chart_id)
formatter = 'function(x){return x}'
options = json.dumps(options, indent=4).replace(
'"<<formatter>>"', formatter)
js = """
$(function(){
var chart = c3.generate(%(options)s);
});
""" % dict(options=options)
return component(content, js=js, libs=libs, styles=styles, css=css)
def hbar(data, options=None, **kwargs):
default_options = {
'axis': {
'rotated': True,
},
}
options = merge_options(merge_options(default_options, options), kwargs)
return bar(data, options, **kwargs)
def hbar(data, options=None, **kwargs):
default_options = {
'axis': {
'rotated': True,
},
}
options = merge_options(merge_options(default_options, options), kwargs)
return bar(data, options, **kwargs)
def area(data, options=None, **kwargs):
"""produce an area chart"""
default_options = {
'data': {
'type': 'area',
},
}
options = merge_options(merge_options(default_options, options), kwargs)
return line(data, options, **kwargs)
def pie(data, options=None, **kwargs):
"""produce a pie chart"""
default_options = {
'data': {
'type': 'pie',
},
}
options = merge_options(merge_options(default_options, options), kwargs)
return donut(data, options, **kwargs)
def step(data, options=None, **kwargs):
"""produce a bar chart"""
default_options = {
'data': {
'type': 'area-step'
},
}
options = merge_options(merge_options(default_options, options), kwargs)
return line(data, options, **kwargs)
def line(data, legend=None, options=None, **kwargs):
"""produce a line chart"""
# pylint: disable=star-args
# It's reasonable in this case.
chart_id = kwargs.pop('chart_id', 'chart_' + uuid.uuid4().hex)
data = zip(*data)
default_options = {
'legend': {
'position': 'inset'
},
}
options = merge_options(merge_options(default_options, options), kwargs)
#legend = options.get('legend', None)
labels = data[0]
rows = []
rows.append(['x'] + list(labels))
if legend:
if len(legend) != len(data) - 1:
msg = '{} legend must match number of data columns'
raise Exception(msg.format(__file__))
for n, label in enumerate(legend):
rows.append([label] + list(data[n + 1]))
content = """
<div class="dz-c3-chart placeholder" id="%s"></div>
""" % chart_id
js = """
$(function(){
var chart = c3.generate({
bindto: '#%(chart_id)s',
title: {text: '%(title)s'},
data: {
x: 'x',
columns: %(data)s
},
axis: {
x: {
type: 'category'
}
}
});
});
""" % dict(
chart_id=chart_id,
data=json.dumps(rows),
title=kwargs.get('title', ''),
)
return component(content, js=js, libs=libs, styles=styles, css=css)
def line(data, legend=None, options=None, **kwargs):
"""produce a line chart"""
# pylint: disable=star-args
# It's reasonable in this case.
chart_id = kwargs.pop('chart_id', 'chart_' + uuid.uuid4().hex)
data = zip(*data)
default_options = {
'legend': {
'position': 'inset'
},
}
options = merge_options(merge_options(default_options, options), kwargs)
#legend = options.get('legend', None)
labels = data[0]
rows = []
rows.append(['x'] + list(labels))
if legend:
if len(legend) != len(data) - 1:
msg = '{} legend must match number of data columns'
raise Exception(msg.format(__file__))
for n, label in enumerate(legend):
rows.append([label] + list(data[n + 1]))
content = """
<div class="dz-c3-chart placeholder" id="%s"></div>
""" % chart_id
js = """
$(function(){
var chart = c3.generate({
bindto: '#%(chart_id)s',
title: {text: '%(title)s'},
data: {
x: 'x',
columns: %(data)s
},
axis: {
x: {
type: 'category'
}
}
});
});
""" % dict(
chart_id=chart_id,
data=json.dumps(rows),
title=kwargs.get('title', ''),
)
return component(content, js=js, libs=libs, styles=styles, css=css)
def stacked_step(data, options=None, **kwargs):
"""produces a stacked area chart"""
stacks = kwargs.pop('stacks', [])
default_options = {
'data': {
'groups': stacks,
},
}
options = merge_options(merge_options(default_options, options), kwargs)
return step(data, options, **kwargs)
def bar(data, options=None, **kwargs):
"""produce a line chart"""
chart_id = get_chart_id(**kwargs)
data = zip(*data)
legend = kwargs.pop('legend', None)
labels = data[0]
rows = []
rows.append(['x'] + list(labels))
if legend:
if len(legend) != len(data) - 1:
msg = '{} legend must match number of data columns'
raise Exception(msg.format(__file__))
for n, label in enumerate(legend):
rows.append([label] + list(data[n + 1]))
default_options = {
'data': {
'x': 'x',
'columns': rows,
'type': 'bar'
},
'legend': {
'position': 'inset'
},
'bar': {
'width': {
'ratio': 0.5
}
},
'axis': {
'x': {
'type': 'category'
}
},
'legend': {
'position': 'inset'
},
'bindto': '#' + chart_id
}
options = merge_options(merge_options(default_options, options), kwargs)
content = """
<div class="dz-c3-chart placeholder" id="{}"></div>
""".format(chart_id)
js = """
$(function(){
var chart = c3.generate(%(options)s);
});
""" % dict(options=json.dumps(options, indent=4))
return component(content, js=js, libs=libs, styles=styles, css=css)
def bar(data, options=None, **kwargs):
"""produce a line chart"""
chart_id = get_chart_id(**kwargs)
data = zip(*data)
legend = kwargs.pop('legend', None)
labels = data[0]
rows = []
rows.append(['x'] + list(labels))
if legend:
if len(legend) != len(data) - 1:
msg = '{} legend must match number of data columns'
raise Exception(msg.format(__file__))
for n, label in enumerate(legend):
rows.append([label] + list(data[n + 1]))
default_options = {
'data': {
'x': 'x',
'columns': rows,
'type': 'bar'
},
'legend': {
'position': 'inset'
},
'bar': {
'width': {
'ratio': 0.5
}
},
'axis': {
'x': {
'type': 'category'
}
},
'legend': {
'position': 'inset'
},
'bindto': '#' + chart_id
}
options = merge_options(merge_options(default_options, options), kwargs)
content = """
<div class="dz-c3-chart placeholder" id="{}"></div>
""".format(chart_id)
js = """
$(function(){
var chart = c3.generate(%(options)s);
});
""" % dict(options=json.dumps(options, indent=4))
return component(content, js=js, libs=libs, styles=styles, css=css)
def stacked_area_spline(data, options=None, **kwargs):
"""produces a stacked area chart"""
stacks = kwargs.pop('stacks', [])
default_options = {
'data': {
'type': 'area-spline',
'groups': stacks,
},
}
options = merge_options(merge_options(default_options, options), kwargs)
return area(data, options, **kwargs)
def line(data, options=None, **kwargs):
"""produce a line chart"""
# pylint: disable=star-args
# It's reasonable in this case.
chart_id = get_chart_id(**kwargs)
legend = kwargs.pop('legend', None)
data = zip(*data)
labels = data[0]
rows = []
rows.append(['x'] + list(labels))
if legend:
if len(legend) != len(data) - 1:
msg = '{} legend must match number of data columns'
raise Exception(msg.format(__file__))
for n, label in enumerate(legend):
rows.append([label] + list(data[n + 1]))
default_options = {
'data': {
'x': 'x',
'columns': rows,
},
'legend': {
'position': 'inset',
},
'axis': {
'x': {
'type': 'category'
},
},
'bindto': '#' + chart_id
}
options = merge_options(merge_options(default_options, options), kwargs)
content = """
<div class="dz-c3-chart placeholder" id="%s"></div>
""" % chart_id
js = """
$(function(){
var chart = c3.generate(%(options)s);
// make the object accessible later
$("#%(selector)s").data('c3-chart', chart);
});
""" % dict(selector=chart_id, options=json.dumps(options, indent=4))
return component(content, js=js, libs=libs, styles=styles, css=css)
def scatter(data, options=None, **kwargs):
"""produce a scatter plot"""
rotate_axis = kwargs.pop('rotate_axis', False)
default_options = {
'data': {
'type': 'scatter',
},
'axis': {
'rotated': rotate_axis
}
}
options = merge_options(merge_options(default_options, options), kwargs)
return line(data, options, **kwargs)
def bar(data, options=None, **kwargs):
"""produce a bar chart"""
default_options = {
'data': {
'type': 'bar'
},
'legend': {
'position': 'inset'
},
'bar': {
'width': {
'ratio': 0.5
}
},
}
options = merge_options(merge_options(default_options, options), kwargs)
return line(data, options, **kwargs)
def render_options(default_options, options, k=None):
"""Merges options with default options and inserts plugins"""
is_plugin = r'\"\$\.jqplot\.(.*)"'
combined = merge_options(merge_options(default_options, options), k)
result = json.dumps(combined, sort_keys=True, indent=4)
return re.sub(is_plugin, lambda a: '$.jqplot.'+a.group(1), result)
def render_options(default_options, options, k=None):
"""Merges options with default options and inserts plugins"""
is_plugin = r'\"\$\.jqplot\.(.*)"'
combined = merge_options(merge_options(default_options, options), k)
result = json.dumps(combined, sort_keys=True, indent=4)
return re.sub(is_plugin, lambda a: '$.jqplot.' + a.group(1), result)
