/usr/share/pyshared/openpyxl/writer/drawings.py is in python-openpyxl 1.5.6-1.
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# Copyright (c) 2010-2011 openpyxl
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# @license: http://www.opensource.org/licenses/mit-license.php
# @author: see AUTHORS file
from openpyxl.shared.xmltools import Element, SubElement, get_document_content
class DrawingWriter(object):
""" one main drawing file per sheet """
def __init__(self, sheet):
self._sheet = sheet
def write(self):
""" write drawings for one sheet in one file """
root = Element('xdr:wsDr',
{'xmlns:xdr' : "http://schemas.openxmlformats.org/drawingml/2006/spreadsheetDrawing",
'xmlns:a' : "http://schemas.openxmlformats.org/drawingml/2006/main"})
for i, chart in enumerate(self._sheet._charts):
drawing = chart.drawing
# anchor = SubElement(root, 'xdr:twoCellAnchor')
# (start_row, start_col), (end_row, end_col) = drawing.coordinates
# # anchor coordinates
# _from = SubElement(anchor, 'xdr:from')
# x = SubElement(_from, 'xdr:col').text = str(start_col)
# x = SubElement(_from, 'xdr:colOff').text = '0'
# x = SubElement(_from, 'xdr:row').text = str(start_row)
# x = SubElement(_from, 'xdr:rowOff').text = '0'
# _to = SubElement(anchor, 'xdr:to')
# x = SubElement(_to, 'xdr:col').text = str(end_col)
# x = SubElement(_to, 'xdr:colOff').text = '0'
# x = SubElement(_to, 'xdr:row').text = str(end_row)
# x = SubElement(_to, 'xdr:rowOff').text = '0'
# we only support absolute anchor atm (TODO: oneCellAnchor, twoCellAnchor
x, y, w, h = drawing.get_emu_dimensions()
anchor = SubElement(root, 'xdr:absoluteAnchor')
SubElement(anchor, 'xdr:pos', {'x':str(x), 'y':str(y)})
SubElement(anchor, 'xdr:ext', {'cx':str(w), 'cy':str(h)})
# graph frame
frame = SubElement(anchor, 'xdr:graphicFrame', {'macro':''})
name = SubElement(frame, 'xdr:nvGraphicFramePr')
SubElement(name, 'xdr:cNvPr', {'id':'%s' % i, 'name':'Graphique %s' % i})
SubElement(name, 'xdr:cNvGraphicFramePr')
frm = SubElement(frame, 'xdr:xfrm')
# no transformation
SubElement(frm, 'a:off', {'x':'0', 'y':'0'})
SubElement(frm, 'a:ext', {'cx':'0', 'cy':'0'})
graph = SubElement(frame, 'a:graphic')
data = SubElement(graph, 'a:graphicData',
{'uri':'http://schemas.openxmlformats.org/drawingml/2006/chart'})
SubElement(data, 'c:chart',
{ 'xmlns:c':'http://schemas.openxmlformats.org/drawingml/2006/chart',
'xmlns:r':'http://schemas.openxmlformats.org/officeDocument/2006/relationships',
'r:id':'rId%s' % (i + 1)})
SubElement(anchor, 'xdr:clientData')
return get_document_content(root)
def write_rels(self, chart_id):
root = Element('Relationships',
{'xmlns' : 'http://schemas.openxmlformats.org/package/2006/relationships'})
for i, chart in enumerate(self._sheet._charts):
attrs = {'Id' : 'rId%s' % (i + 1),
'Type' : 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/chart',
'Target' : '../charts/chart%s.xml' % (chart_id + i) }
SubElement(root, 'Relationship', attrs)
return get_document_content(root)
class ShapeWriter(object):
""" one file per shape """
schema = "http://schemas.openxmlformats.org/drawingml/2006/main"
def __init__(self, shapes):
self._shapes = shapes
def write(self, shape_id):
root = Element('c:userShapes', {'xmlns:c' : 'http://schemas.openxmlformats.org/drawingml/2006/chart'})
for shape in self._shapes:
anchor = SubElement(root, 'cdr:relSizeAnchor',
{'xmlns:cdr' : "http://schemas.openxmlformats.org/drawingml/2006/chartDrawing"})
xstart, ystart, xend, yend = shape.get_coordinates()
_from = SubElement(anchor, 'cdr:from')
SubElement(_from, 'cdr:x').text = str(xstart)
SubElement(_from, 'cdr:y').text = str(ystart)
_to = SubElement(anchor, 'cdr:to')
SubElement(_to, 'cdr:x').text = str(xend)
SubElement(_to, 'cdr:y').text = str(yend)
sp = SubElement(anchor, 'cdr:sp', {'macro':'', 'textlink':''})
nvspr = SubElement(sp, 'cdr:nvSpPr')
SubElement(nvspr, 'cdr:cNvPr', {'id':str(shape_id), 'name':'shape %s' % shape_id})
SubElement(nvspr, 'cdr:cNvSpPr')
sppr = SubElement(sp, 'cdr:spPr')
frm = SubElement(sppr, 'a:xfrm', {'xmlns:a':self.schema})
# no transformation
SubElement(frm, 'a:off', {'x':'0', 'y':'0'})
SubElement(frm, 'a:ext', {'cx':'0', 'cy':'0'})
prstgeom = SubElement(sppr, 'a:prstGeom', {'xmlns:a':self.schema, 'prst':str(shape.style)})
SubElement(prstgeom, 'a:avLst')
fill = SubElement(sppr, 'a:solidFill', {'xmlns:a':self.schema})
SubElement(fill, 'a:srgbClr', {'val':shape.color})
border = SubElement(sppr, 'a:ln', {'xmlns:a':self.schema, 'w':str(shape._border_width)})
sf = SubElement(border, 'a:solidFill')
SubElement(sf, 'a:srgbClr', {'val':shape.border_color})
self._write_style(sp)
self._write_text(sp, shape)
shape_id += 1
return get_document_content(root)
def _write_text(self, node, shape):
""" write text in the shape """
tx_body = SubElement(node, 'cdr:txBody')
SubElement(tx_body, 'a:bodyPr', {'xmlns:a':self.schema, 'vertOverflow':'clip'})
SubElement(tx_body, 'a:lstStyle',
{'xmlns:a':self.schema})
p = SubElement(tx_body, 'a:p', {'xmlns:a':self.schema})
if shape.text:
r = SubElement(p, 'a:r')
rpr = SubElement(r, 'a:rPr', {'lang':'en-US'})
fill = SubElement(rpr, 'a:solidFill')
SubElement(fill, 'a:srgbClr', {'val':shape.text_color})
SubElement(r, 'a:t').text = shape.text
else:
SubElement(p, 'a:endParaRPr', {'lang':'en-US'})
def _write_style(self, node):
""" write style theme """
style = SubElement(node, 'cdr:style')
ln_ref = SubElement(style, 'a:lnRef', {'xmlns:a':self.schema, 'idx':'2'})
scheme_clr = SubElement(ln_ref, 'a:schemeClr', {'val':'accent1'})
SubElement(scheme_clr, 'a:shade', {'val':'50000'})
fill_ref = SubElement(style, 'a:fillRef', {'xmlns:a':self.schema, 'idx':'1'})
SubElement(fill_ref, 'a:schemeClr', {'val':'accent1'})
effect_ref = SubElement(style, 'a:effectRef', {'xmlns:a':self.schema, 'idx':'0'})
SubElement(effect_ref, 'a:schemeClr', {'val':'accent1'})
font_ref = SubElement(style, 'a:fontRef', {'xmlns:a':self.schema, 'idx':'minor'})
SubElement(font_ref, 'a:schemeClr', {'val':'lt1'})
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