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- #!/usr/bin/python
- # -*- coding: utf-8 -*-
- """
- Python-nvd3 is a Python wrapper for NVD3 graph library.
- NVD3 is an attempt to build re-usable charts and chart components
- for d3.js without taking away the power that d3.js gives you.
- Project location : https://github.com/areski/python-nvd3
- """
- from .NVD3Chart import NVD3Chart, TemplateMixin
- class stackedAreaChart(TemplateMixin, NVD3Chart):
- """
- The stacked area chart is identical to the area chart, except the areas are stacked
- on top of each other, rather than overlapping. This can make the chart much easier to read.
- Python example::
- from nvd3 import stackedAreaChart
- chart = stackedAreaChart(name='stackedAreaChart', height=400, width=400)
- xdata = [100, 101, 102, 103, 104, 105, 106,]
- ydata = [6, 11, 12, 7, 11, 10, 11]
- ydata2 = [8, 20, 16, 12, 20, 28, 28]
- extra_serie = {"tooltip": {"y_start": "There is ", "y_end": " min"}}
- chart.add_serie(name="Serie 1", y=ydata, x=xdata, extra=extra_serie)
- chart.add_serie(name="Serie 2", y=ydata2, x=xdata, extra=extra_serie)
- chart.buildhtml()
- print(chart.content)
- Javascript generated:
- .. include:: ./examples/stackedAreaChart.html
- """
- CHART_FILENAME = "./stackedareachart.html"
- template_chart_nvd3 = NVD3Chart.template_environment.get_template(CHART_FILENAME)
- def __init__(self, **kwargs):
- super(stackedAreaChart, self).__init__(**kwargs)
- height = kwargs.get('height', 450)
- width = kwargs.get('width', None)
- self.model = 'stackedAreaChart'
- if kwargs.get('x_is_date', False):
- self.set_date_flag(True)
- self.create_x_axis('xAxis',
- format=kwargs.get('x_axis_format', '%d %b %Y'),
- date=True)
- self.set_custom_tooltip_flag(True)
- else:
- self.create_x_axis('xAxis', format=kwargs.get('x_axis_format',
- '.2f'))
- self.create_y_axis('yAxis', format=kwargs.get('y_axis_format', '.2f'))
- self.set_graph_height(height)
- if width:
- self.set_graph_width(width)
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