137 lines
4.1 KiB
Python
Executable File
137 lines
4.1 KiB
Python
Executable File
# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# Author: Emanuel Fonseca
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# Email: emdfonseca<at>gmail<dot>com
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# Date: 25 August 2008
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import cherrypy
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from string import Template
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import datetime
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import ofc2
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from ofc2_element import Line, Bar, BarStack
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xhtml_template = """
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN"
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"http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml">
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<script type="text/javascript" src="/static/swfobject.js"></script>
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<script type="text/javascript">
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$js
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</script>
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<head>
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<title>$title</title>
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</head>
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<body>
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$body
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</body>
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</html>
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"""
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jstpl = Template('swfobject.embedSWF("/static/open-flash-chart.swf","$title", "$width", "$height", "$flash_ver", "expressInstall.swf", {"data-file": "$data_src"});\n')
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dvtpl = Template('<h1>$title</h1><div id="$title"></div><br/>\n')
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class Chart(object):
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type = ''
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title = 'chart'
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width=400
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height=200
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flash_ver='9.0.0'
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data_src = None
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chart = None
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def index(self):
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return self.chart.encode()
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index.exposed = True
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def __init__(self, type, name):
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self.title = name
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self.data_src='/'+name
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def get_js(self):
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return jstpl.substitute(title=self.title, width=self.width, height=self.height, flash_ver = self.flash_ver, data_src = self.data_src)
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def get_div(self):
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return dvtpl.substitute(title=self.title)
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class BarChart(Chart):
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def __init__(self, type, name):
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Chart.__init__(self, type, name)
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# create the bar element and set its values
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element = Bar(values=[9,8,7,6,5,4,3,2,1])
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# create the chart and set its title
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self.chart = ofc2.open_flash_chart(title=str(datetime.datetime.now()))
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self.chart.add_element(element)
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class BarStackChart(Chart):
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def __init__(self, type, name):
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Chart.__init__(self, type, name)
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# create the bar element and set its values
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element = BarStack(values=[ [ 2.5, 5 ], [ 7.5 ], [ 5, { 'val': 5, 'colour': '#ff0000' } ], [ 2, 2, 2, 2, { "val": 2, 'colour': '#ff00ff' } ] ])
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# create the chart and set its title
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self.chart = ofc2.open_flash_chart(title=str(datetime.datetime.now()))
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self.chart.set_y_axis(min=0, max=14, steps=7)
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self.chart.set_x_axis(labels=['a', 'b', 'c', 'd'])
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self.chart.add_element(element)
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class LineChart(Chart):
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def __init__(self, type, name):
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Chart.__init__(self, type, name)
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# create the bar element and set its values
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element = Line(values=[9,8,7,6,5,4,3,2,1])
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# create the chart and set its title
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self.chart = ofc2.open_flash_chart(title=str(datetime.datetime.now()))
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self.chart.add_element(element)
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class OFC2Demo(object):
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tpl = Template(xhtml_template)
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swfobjs = ''
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divs = ''
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linechart = LineChart('line_chart', 'linechart') # var name must be the same as the second param
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barchart = BarChart('bar_chart', 'barchart') # var name must be the same as the second param
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barstackchart = BarStackChart('bar_stack', 'barstackchart') # var name must be the same as the second param
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def index(self):
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self.load_charts()
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response = self.tpl.substitute(title='Open Flash Charts 2 - Python Library Demo', js=self.swfobjs, body=self.divs)
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return response
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def load_charts(self):
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self.swfobjs = ''
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self.divs = ''
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self.add_chart(self.linechart)
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self.add_chart(self.barchart)
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self.add_chart(self.barstackchart)
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def add_chart(self, chart):
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self.swfobjs += chart.get_js()
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self.divs += chart.get_div()
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# Expose methods
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index.exposed = True
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cherrypy.quickstart(OFC2Demo(), '/', 'cherrypy.conf')
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