/+junk/pygooglechart-py3k

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  • Committer: gak
  • Date: 2008-08-23 06:05:53 UTC
  • Revision ID: git-v1:11733abbf5cbcf4721836a92ad389aae6d8f2087
 - Added support for QR Code chart (#8)

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pygooglechart.py
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        }
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        self.axis = []
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        self.markers = []
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        self.trendline_data = []
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        self.trendline_style = None
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        self.line_styles = {}
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        self.grid = None
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        ret = self.axis_to_url()
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        if ret:
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            url_bits.append(ret)                    
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        if self.trendline_data: 
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            if not self.trendline_style: self.set_trendline_style()
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            url_bits.append('ewtr=0,%s,%.1f' % (self.trendline_colour, self.trendline_thickness))
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            url_bits.append(self.trendline_data_to_url(data_class=data_class))            
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        if self.markers:
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            url_bits.append(self.markers_to_url())        
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        if self.line_styles:
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        return 'cht=gom'
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class QRChart(Chart):
 
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    def __init__(self, *args, **kwargs):
 
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        Chart.__init__(self, *args, **kwargs)
 
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        self.encoding = None
 
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        self.ec_level = None
 
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        self.margin = None
 
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    def type_to_url(self):
 
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        return 'cht=qr'
 
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    def data_to_url(self, data_class=None):
 
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        if not self.data:
 
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            raise NoDataGivenException()
 
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        return 'chl=%s' % urllib.quote(self.data[0])
 
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    def get_url_bits(self, data_class=None):
 
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        url_bits = Chart.get_url_bits(self, data_class=data_class)
 
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        if self.encoding:
 
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            url_bits.append('choe=%s' % self.encoding)
 
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        if self.ec_level:
 
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            url_bits.append('chld=%s|%s' % (self.ec_level, self.margin))
 
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        return url_bits
 
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    def set_encoding(self, encoding):
 
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        self.encoding = encoding
 
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    def set_ec(self, level, margin):
 
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        self.ec_level = level
 
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        self.margin = margin
 
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class ChartGrammar(object):
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    def __init__(self):