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subobject.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (C) 2007 Søren Roug, European Environment Agency
#
# This is free software. You may redistribute it under the terms
# of the Apache license and the GNU General Public License Version
# 2 or at your option any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
# Contributor(s):
#
# This is an example of an OpenDocument Text with an embedded Chart.
#
from odf.opendocument import OpenDocumentChart, OpenDocumentText
from odf import chart, style, table, text, draw
# import a support class from the examples directory
from datatable import DataTable
class BarChart(object):
def __init__(self):
self.charttype = 'chart:bar'
self.subtype = 'normal' # 'percentage', 'stacked' or 'normal'
self.threedimensional = "false"
self.x_axis = "X"
self.y_axis = "Y"
self.values = (1,2,3)
self.title = None
self.subtitle = None
def __call__(self, doc):
chartstyle = style.Style(name="chartstyle", family="chart")
chartstyle.addElement( style.GraphicProperties(stroke="none", fillcolor="#ffffff"))
doc.automaticstyles.addElement(chartstyle)
mychart = chart.Chart(width="476pt", height="404pt",stylename=chartstyle, attributes={'class':self.charttype})
doc.chart.addElement(mychart)
# Title
if self.title:
titlestyle = style.Style(name="titlestyle", family="chart")
titlestyle.addElement( style.GraphicProperties(stroke="none", fill="none"))
titlestyle.addElement( style.TextProperties(fontfamily="'Nimbus Sans L'",
fontfamilygeneric="swiss", fontpitch="variable", fontsize="13pt"))
doc.automaticstyles.addElement(titlestyle)
mytitle = chart.Title(x="185pt", y="27pt", stylename=titlestyle)
mytitle.addElement( text.P(text=self.title))
mychart.addElement(mytitle)
# Subtitle
if self.subtitle:
subtitlestyle = style.Style(name="subtitlestyle", family="chart")
subtitlestyle.addElement( style.GraphicProperties(stroke="none", fill="none"))
subtitlestyle.addElement( style.TextProperties(fontfamily="'Nimbus Sans L'",
fontfamilygeneric="swiss", fontpitch="variable", fontsize="10pt"))
doc.automaticstyles.addElement(subtitlestyle)
subtitle = chart.Subtitle(x="50pt", y="50pt", stylename=subtitlestyle)
subtitle.addElement( text.P(text= self.subtitle))
mychart.addElement(subtitle)
# Legend
legendstyle = style.Style(name="legendstyle", family="chart")
legendstyle.addElement( style.GraphicProperties(fill="none"))
legendstyle.addElement( style.TextProperties(fontfamily="'Nimbus Sans L'",
fontfamilygeneric="swiss", fontpitch="variable", fontsize="8pt"))
doc.automaticstyles.addElement(legendstyle)
mylegend = chart.Legend(legendposition="end", legendalign="center", stylename=legendstyle)
mychart.addElement(mylegend)
# Plot area
plotstyle = style.Style(name="plotstyle", family="chart")
if self.subtype == "stacked": percentage="false"; stacked="true"
elif self.subtype == "percentage": percentage="true"; stacked="false"
else: percentage="false"; stacked="false"
plotstyle.addElement( style.ChartProperties(seriessource="columns",
percentage=percentage, stacked=stacked,
threedimensional=self.threedimensional))
doc.automaticstyles.addElement(plotstyle)
plotarea = chart.PlotArea(datasourcehaslabels=self.datasourcehaslabels, stylename=plotstyle)
mychart.addElement(plotarea)
# Style for the X,Y axes
axisstyle = style.Style(name="axisstyle", family="chart")
axisstyle.addElement( style.ChartProperties(displaylabel="true"))
axisstyle.addElement( style.TextProperties(fontfamily="'Nimbus Sans L'",
fontfamilygeneric="swiss", fontpitch="variable", fontsize="8pt"))
doc.automaticstyles.addElement(axisstyle)
# Title for the X axis
xaxis = chart.Axis(dimension="x", name="primary-x", stylename=axisstyle)
plotarea.addElement(xaxis)
xt = chart.Title()
xaxis.addElement(xt)
xt.addElement(text.P(text=self.x_axis))
# Title for the Y axis
yaxis = chart.Axis(dimension="y", name="primary-y", stylename=axisstyle)
plotarea.addElement(yaxis)
yt = chart.Title()
yaxis.addElement(yt)
yt.addElement(text.P(text=self.y_axis))
# Set up the data series. OOo doesn't show correctly without them.
s = chart.Series(valuescellrangeaddress="local-table.B2:.B6", labelcelladdress="local-table.B1")
s.addElement(chart.DataPoint(repeated=5))
plotarea.addElement(s)
s = chart.Series(valuescellrangeaddress="local-table.C2:.C6", labelcelladdress="local-table.C1")
s.addElement(chart.DataPoint(repeated=5))
plotarea.addElement(s)
# The data are placed in a table inside the chart object - but could also be a
# table in the main document
datatable = DataTable(self.values)
datatable.datasourcehaslabels = self.datasourcehaslabels
mychart.addElement(datatable())
if __name__ == "__main__":
# Create the subdocument
chartdoc = OpenDocumentChart()
mychart = BarChart()
mychart.title = "SPECTRE"
mychart.subtitle = "SPecial Executive for Counter-intelligence, Terrorism, Revenge and Extortion"
mychart.x_axis = "Divisions"
mychart.y_axis = u"€ (thousand)"
# These represent the data. Six rows in three columns
mychart.values = (
('','Expense','Revenue'),
('Counterfeit',1000,1500),
('Murder',1100,1150),
('Prostitution',3200,2350),
('Blackmail',1100,1150),
('Larceny',1000,1750)
)
mychart.datasourcehaslabels = "both"
mychart(chartdoc)
# Create the containg document
textdoc = OpenDocumentText()
# Create a paragraph to contain the frame. You can put the frame directly
# as a child og textdoc.text, but both Kword and OOo has problems wiht
# this approach.
p = text.P()
textdoc.text.addElement(p)
# Create the frame.
df = draw.Frame(width="476pt", height="404pt", anchortype="paragraph")
p.addElement(df)
# Here we add the subdocument to the main document. We get back a reference
# to use in the href.
objectloc = textdoc.addObject(chartdoc)
do = draw.Object(href=objectloc)
# Put the object inside the frame
df.addElement(do)
textdoc.save("spectre-balance", True)