Updated script that can be controled by Nodejs web app

lib/python3.13/site-packages/openpyxl/chart/title.py

@@ -0,0 +1,76 @@
+# Copyright (c) 2010-2024 openpyxl
+
+from openpyxl.descriptors.serialisable import Serialisable
+from openpyxl.descriptors import (
+    Typed,
+    Alias,
+)
+
+from openpyxl.descriptors.excel import ExtensionList
+from openpyxl.descriptors.nested import NestedBool
+
+from .text import Text, RichText
+from .layout import Layout
+from .shapes import GraphicalProperties
+
+from openpyxl.drawing.text import (
+    Paragraph,
+    RegularTextRun,
+    LineBreak,
+    ParagraphProperties,
+    CharacterProperties,
+)
+
+
+class Title(Serialisable):
+    tagname = "title"
+
+    tx = Typed(expected_type=Text, allow_none=True)
+    text = Alias('tx')
+    layout = Typed(expected_type=Layout, allow_none=True)
+    overlay = NestedBool(allow_none=True)
+    spPr = Typed(expected_type=GraphicalProperties, allow_none=True)
+    graphicalProperties = Alias('spPr')
+    txPr = Typed(expected_type=RichText, allow_none=True)
+    body = Alias('txPr')
+    extLst = Typed(expected_type=ExtensionList, allow_none=True)
+
+    __elements__ = ('tx', 'layout', 'overlay', 'spPr', 'txPr')
+
+    def __init__(self,
+                 tx=None,
+                 layout=None,
+                 overlay=None,
+                 spPr=None,
+                 txPr=None,
+                 extLst=None,
+                ):
+        if tx is None:
+            tx = Text()
+        self.tx = tx
+        self.layout = layout
+        self.overlay = overlay
+        self.spPr = spPr
+        self.txPr = txPr
+
+
+
+def title_maker(text):
+    title = Title()
+    paraprops = ParagraphProperties()
+    paraprops.defRPr = CharacterProperties()
+    paras = [Paragraph(r=[RegularTextRun(t=s)], pPr=paraprops) for s in text.split("\n")]
+
+    title.tx.rich.paragraphs = paras
+    return title
+
+
+class TitleDescriptor(Typed):
+
+    expected_type = Title
+    allow_none = True
+
+    def __set__(self, instance, value):
+        if isinstance(value, str):
+            value = title_maker(value)
+        super().__set__(instance, value)