/usr/lib/python3/dist-packages/openpyxl/drawing/spreadsheet_drawing.py is in python3-openpyxl 2.3.0-1.
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# Copyright (c) 2010-2015 openpyxl
from openpyxl.descriptors.serialisable import Serialisable
from openpyxl.descriptors import (
Typed,
Bool,
NoneSet,
Integer,
Sequence,
)
from openpyxl.descriptors.nested import (
NestedText,
NestedNoneSet,
)
from openpyxl.descriptors.excel import Relation
from openpyxl.packaging.relationship import Relationship
from openpyxl.utils import coordinate_to_tuple
from openpyxl.utils.units import cm_to_EMU
from openpyxl.drawing.image import Image
from openpyxl.xml.constants import SHEET_DRAWING_NS, PKG_REL_NS
from openpyxl.xml.functions import Element
from openpyxl.chart._chart import ChartBase
from .shapes import (
Point2D,
PositiveSize2D,
PresetGeometry2D,
)
from .fill import Blip
from .graphic import (
GroupShape,
GraphicFrame,
Connector,
PictureFrame,
ChartRelation,
)
class AnchorClientData(Serialisable):
fLocksWithSheet = Bool(allow_none=True)
fPrintsWithSheet = Bool(allow_none=True)
def __init__(self,
fLocksWithSheet=None,
fPrintsWithSheet=None,
):
self.fLocksWithSheet = fLocksWithSheet
self.fPrintsWithSheet = fPrintsWithSheet
class AnchorMarker(Serialisable):
tagname = "marker"
col = NestedText(expected_type=int)
colOff = NestedText(expected_type=int)
row = NestedText(expected_type=int)
rowOff = NestedText(expected_type=int)
def __init__(self,
col=0,
colOff=0,
row=0,
rowOff=0,
):
self.col = col
self.colOff = colOff
self.row = row
self.rowOff = rowOff
class _AnchorBase(Serialisable):
#one of
sp = NestedNoneSet(values=(['cone', 'coneToMax', 'box', 'cylinder', 'pyramid', 'pyramidToMax']))
grpSp = Typed(expected_type=GroupShape, allow_none=True)
graphicFrame = Typed(expected_type=GraphicFrame, allow_none=True)
cxnSp = Typed(expected_type=Connector, allow_none=True)
pic = Typed(expected_type=PictureFrame, allow_none=True)
contentPart = Relation()
clientData = Typed(expected_type=AnchorClientData)
__elements__ = ('sp', 'grpSp', 'graphicFrame',
'cxnSp', 'pic', 'contentPart', 'clientData')
def __init__(self,
clientData=None,
sp=None,
grpSp=None,
graphicFrame=None,
cxnSp=None,
pic=None,
contentPart=None
):
if clientData is None:
clientData = AnchorClientData()
self.clientData = clientData
self.sp = sp
self.grpSp = grpSp
self.graphicFrame = graphicFrame
self.cxnSp = cxnSp
self.pic = pic
self.contentPart = contentPart
class AbsoluteAnchor(_AnchorBase):
tagname = "absoluteAnchor"
pos = Typed(expected_type=Point2D)
ext = Typed(expected_type=PositiveSize2D)
sp = _AnchorBase.sp
grpSp = _AnchorBase.grpSp
graphicFrame = _AnchorBase.graphicFrame
cxnSp = _AnchorBase.cxnSp
pic = _AnchorBase.pic
contentPart = _AnchorBase.contentPart
clientData = _AnchorBase.clientData
__elements__ = ('pos', 'ext') + _AnchorBase.__elements__
def __init__(self,
pos=None,
ext=None,
**kw
):
if pos is None:
pos = Point2D(0, 0)
self.pos = pos
if ext is None:
ext = PositiveSize2D(0, 0)
self.ext = ext
super(AbsoluteAnchor, self).__init__(**kw)
class OneCellAnchor(_AnchorBase):
tagname = "oneCellAnchor"
_from = Typed(expected_type=AnchorMarker)
ext = Typed(expected_type=PositiveSize2D)
sp = _AnchorBase.sp
grpSp = _AnchorBase.grpSp
graphicFrame = _AnchorBase.graphicFrame
cxnSp = _AnchorBase.cxnSp
pic = _AnchorBase.pic
contentPart = _AnchorBase.contentPart
clientData = _AnchorBase.clientData
__elements__ = ('_from', 'ext') + _AnchorBase.__elements__
def __init__(self,
_from=None,
ext=None,
**kw
):
if _from is None:
_from = AnchorMarker()
self._from = _from
if ext is None:
ext = PositiveSize2D(0, 0)
self.ext = ext
super(OneCellAnchor, self).__init__(**kw)
class TwoCellAnchor(_AnchorBase):
tagname = "twoCellAnchor"
editAs = NoneSet(values=(['twoCell', 'oneCell', 'absolute']))
_from = Typed(expected_type=AnchorMarker)
to = Typed(expected_type=AnchorMarker)
sp = _AnchorBase.sp
grpSp = _AnchorBase.grpSp
graphicFrame = _AnchorBase.graphicFrame
cxnSp = _AnchorBase.cxnSp
pic = _AnchorBase.pic
contentPart = _AnchorBase.contentPart
clientData = _AnchorBase.clientData
__elements__ = ('_from', 'to') + _AnchorBase.__elements__
def __init__(self,
editAs=None,
_from=None,
to=None,
**kw
):
self.editAs = editAs
if _from is None:
_from = AnchorMarker()
self._from = _from
if to is None:
to = AnchorMarker()
self.to = to
super(TwoCellAnchor, self).__init__(**kw)
class SpreadsheetDrawing(Serialisable):
tagname = "wsDr"
twoCellAnchor = Sequence(expected_type=TwoCellAnchor, allow_none=True)
oneCellAnchor = Sequence(expected_type=OneCellAnchor, allow_none=True)
absoluteAnchor = Sequence(expected_type=AbsoluteAnchor, allow_none=True)
__elements__ = ("twoCellAnchor", "oneCellAnchor", "absoluteAnchor")
def __init__(self,
twoCellAnchor=(),
oneCellAnchor=(),
absoluteAnchor=(),
):
self.twoCellAnchor = twoCellAnchor
self.oneCellAnchor = oneCellAnchor
self.absoluteAnchor = absoluteAnchor
self.charts = []
self.images = []
self._rels = []
def __hash__(self):
"""
Just need to check for identity
"""
return id(self)
def _write(self):
"""
create required structure and the serialise
"""
anchors = []
for idx, obj in enumerate(self.charts + self.images, 1):
if isinstance(obj, ChartBase):
rel = Relationship(type="chart", target='../charts/chart%s.xml' % obj._id)
anchor = obj.anchor
if not isinstance(anchor, _AnchorBase):
row, col = coordinate_to_tuple(anchor)
anchor = OneCellAnchor()
anchor._from.row = row -1
anchor._from.col = col -1
anchor.ext.width = cm_to_EMU(obj.width)
anchor.ext.height = cm_to_EMU(obj.height)
anchor.graphicFrame = self._chart_frame(idx)
elif isinstance(obj, Image):
rel = Relationship(type="image", target='../media/image%s.png' % obj._id)
anchor = obj.drawing.anchor
anchor.pic = self._picture_frame(idx)
anchors.append(anchor)
self._rels.append(rel)
for a in anchors:
if isinstance(a, OneCellAnchor):
self.oneCellAnchor.append(a)
elif isinstance(a, TwoCellAnchor):
self.twoCellAnchor.append(a)
else:
self.absoluteAnchor.append(a)
tree = self.to_tree()
tree.set('xmlns', SHEET_DRAWING_NS)
return tree
def _chart_frame(self, idx):
chart_rel = ChartRelation("rId%s" % idx)
frame = GraphicFrame()
nv = frame.nvGraphicFramePr.cNvPr
nv.id = idx
nv.name = "Chart {0}".format(idx)
frame.graphic.graphicData.chart = chart_rel
return frame
def _picture_frame(self, idx):
pic = PictureFrame()
pic.nvPicPr.cNvPr.descr = "Picture"
pic.nvPicPr.cNvPr.id = idx
pic.nvPicPr.cNvPr.name = "Image {0}".format(idx)
pic.blipFill.blip = Blip()
pic.blipFill.blip.embed = "rId{0}".format(idx)
pic.blipFill.blip.cstate = "print"
pic.spPr.prstGeom = PresetGeometry2D(prst="rect")
pic.spPr.ln = None
return pic
def _write_rels(self):
root = Element("Relationships", xmlns=PKG_REL_NS)
for idx, rel in enumerate(self._rels, 1):
rel.id = "rId{0}".format(idx)
root.append(rel.to_tree())
return root
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