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# Copyright (c) 2010-2024 openpyxl
from array import array
from openpyxl.descriptors.serialisable import Serialisable
from openpyxl.descriptors import (
Typed,
Float,
Bool,
Integer,
Sequence,
)
from openpyxl.descriptors.excel import ExtensionList
from openpyxl.utils.indexed_list import IndexedList
from .alignment import Alignment
from .protection import Protection
class ArrayDescriptor:
def __init__(self, key):
self.key = key
def __get__(self, instance, cls):
return instance[self.key]
def __set__(self, instance, value):
instance[self.key] = value
class StyleArray(array):
"""
Simplified named tuple with an array
"""
__slots__ = ()
tagname = 'xf'
fontId = ArrayDescriptor(0)
fillId = ArrayDescriptor(1)
borderId = ArrayDescriptor(2)
numFmtId = ArrayDescriptor(3)
protectionId = ArrayDescriptor(4)
alignmentId = ArrayDescriptor(5)
pivotButton = ArrayDescriptor(6)
quotePrefix = ArrayDescriptor(7)
xfId = ArrayDescriptor(8)
def __new__(cls, args=[0]*9):
return array.__new__(cls, 'i', args)
def __hash__(self):
return hash(tuple(self))
def __copy__(self):
return StyleArray((self))
def __deepcopy__(self, memo):
return StyleArray((self))
class CellStyle(Serialisable):
tagname = "xf"
numFmtId = Integer()
fontId = Integer()
fillId = Integer()
borderId = Integer()
xfId = Integer(allow_none=True)
quotePrefix = Bool(allow_none=True)
pivotButton = Bool(allow_none=True)
applyNumberFormat = Bool(allow_none=True)
applyFont = Bool(allow_none=True)
applyFill = Bool(allow_none=True)
applyBorder = Bool(allow_none=True)
applyAlignment = Bool(allow_none=True)
applyProtection = Bool(allow_none=True)
alignment = Typed(expected_type=Alignment, allow_none=True)
protection = Typed(expected_type=Protection, allow_none=True)
extLst = Typed(expected_type=ExtensionList, allow_none=True)
__elements__ = ('alignment', 'protection')
__attrs__ = ("numFmtId", "fontId", "fillId", "borderId",
"applyAlignment", "applyProtection", "pivotButton", "quotePrefix", "xfId")
def __init__(self,
numFmtId=0,
fontId=0,
fillId=0,
borderId=0,
xfId=None,
quotePrefix=None,
pivotButton=None,
applyNumberFormat=None,
applyFont=None,
applyFill=None,
applyBorder=None,
applyAlignment=None,
applyProtection=None,
alignment=None,
protection=None,
extLst=None,
):
self.numFmtId = numFmtId
self.fontId = fontId
self.fillId = fillId
self.borderId = borderId
self.xfId = xfId
self.quotePrefix = quotePrefix
self.pivotButton = pivotButton
self.applyNumberFormat = applyNumberFormat
self.applyFont = applyFont
self.applyFill = applyFill
self.applyBorder = applyBorder
self.alignment = alignment
self.protection = protection
def to_array(self):
"""
Convert to StyleArray
"""
style = StyleArray()
for k in ("fontId", "fillId", "borderId", "numFmtId", "pivotButton",
"quotePrefix", "xfId"):
v = getattr(self, k, 0)
if v is not None:
setattr(style, k, v)
return style
@classmethod
def from_array(cls, style):
"""
Convert from StyleArray
"""
return cls(numFmtId=style.numFmtId, fontId=style.fontId,
fillId=style.fillId, borderId=style.borderId, xfId=style.xfId,
quotePrefix=style.quotePrefix, pivotButton=style.pivotButton,)
@property
def applyProtection(self):
return self.protection is not None or None
@property
def applyAlignment(self):
return self.alignment is not None or None
class CellStyleList(Serialisable):
tagname = "cellXfs"
__attrs__ = ("count",)
count = Integer(allow_none=True)
xf = Sequence(expected_type=CellStyle)
alignment = Sequence(expected_type=Alignment)
protection = Sequence(expected_type=Protection)
__elements__ = ('xf',)
def __init__(self,
count=None,
xf=(),
):
self.xf = xf
@property
def count(self):
return len(self.xf)
def __getitem__(self, idx):
try:
return self.xf[idx]
except IndexError:
print((f"{idx} is out of range"))
return self.xf[idx]
def _to_array(self):
"""
Extract protection and alignments, convert to style array
"""
self.prots = IndexedList([Protection()])
self.alignments = IndexedList([Alignment()])
styles = [] # allow duplicates
for xf in self.xf:
style = xf.to_array()
if xf.alignment is not None:
style.alignmentId = self.alignments.add(xf.alignment)
if xf.protection is not None:
style.protectionId = self.prots.add(xf.protection)
styles.append(style)
return IndexedList(styles)
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