two version of R2R are here HEAD master

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diff --git a/.venv/lib/python3.12/site-packages/pptx/oxml/shapes/shared.py b/.venv/lib/python3.12/site-packages/pptx/oxml/shapes/shared.py
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+"""Common shape-related oxml objects."""
+
+from __future__ import annotations
+
+from typing import TYPE_CHECKING, Callable
+
+from pptx.dml.fill import CT_GradientFillProperties
+from pptx.enum.shapes import PP_PLACEHOLDER
+from pptx.oxml.ns import qn
+from pptx.oxml.simpletypes import (
+    ST_Angle,
+    ST_Coordinate,
+    ST_Direction,
+    ST_DrawingElementId,
+    ST_LineWidth,
+    ST_PlaceholderSize,
+    ST_PositiveCoordinate,
+    XsdBoolean,
+    XsdString,
+    XsdUnsignedInt,
+)
+from pptx.oxml.xmlchemy import (
+    BaseOxmlElement,
+    Choice,
+    OptionalAttribute,
+    OxmlElement,
+    RequiredAttribute,
+    ZeroOrOne,
+    ZeroOrOneChoice,
+)
+from pptx.util import Emu
+
+if TYPE_CHECKING:
+    from pptx.oxml.action import CT_Hyperlink
+    from pptx.oxml.shapes.autoshape import CT_CustomGeometry2D, CT_PresetGeometry2D
+    from pptx.util import Length
+
+
+class BaseShapeElement(BaseOxmlElement):
+    """Provides common behavior for shape element classes like CT_Shape, CT_Picture, etc."""
+
+    spPr: CT_ShapeProperties
+
+    @property
+    def cx(self) -> Length:
+        return self._get_xfrm_attr("cx")
+
+    @cx.setter
+    def cx(self, value):
+        self._set_xfrm_attr("cx", value)
+
+    @property
+    def cy(self) -> Length:
+        return self._get_xfrm_attr("cy")
+
+    @cy.setter
+    def cy(self, value):
+        self._set_xfrm_attr("cy", value)
+
+    @property
+    def flipH(self):
+        return bool(self._get_xfrm_attr("flipH"))
+
+    @flipH.setter
+    def flipH(self, value):
+        self._set_xfrm_attr("flipH", value)
+
+    @property
+    def flipV(self):
+        return bool(self._get_xfrm_attr("flipV"))
+
+    @flipV.setter
+    def flipV(self, value):
+        self._set_xfrm_attr("flipV", value)
+
+    def get_or_add_xfrm(self):
+        """Return the `a:xfrm` grandchild element, newly-added if not present.
+
+        This version works for `p:sp`, `p:cxnSp`, and `p:pic` elements, others will need to
+        override.
+        """
+        return self.spPr.get_or_add_xfrm()
+
+    @property
+    def has_ph_elm(self):
+        """
+        True if this shape element has a `p:ph` descendant, indicating it
+        is a placeholder shape. False otherwise.
+        """
+        return self.ph is not None
+
+    @property
+    def ph(self) -> CT_Placeholder | None:
+        """The `p:ph` descendant element if there is one, None otherwise."""
+        ph_elms = self.xpath("./*[1]/p:nvPr/p:ph")
+        if len(ph_elms) == 0:
+            return None
+        return ph_elms[0]
+
+    @property
+    def ph_idx(self) -> int:
+        """Integer value of placeholder idx attribute.
+
+        Raises |ValueError| if shape is not a placeholder.
+        """
+        ph = self.ph
+        if ph is None:
+            raise ValueError("not a placeholder shape")
+        return ph.idx
+
+    @property
+    def ph_orient(self) -> str:
+        """Placeholder orientation, e.g. 'vert'.
+
+        Raises |ValueError| if shape is not a placeholder.
+        """
+        ph = self.ph
+        if ph is None:
+            raise ValueError("not a placeholder shape")
+        return ph.orient
+
+    @property
+    def ph_sz(self) -> str:
+        """Placeholder size, e.g. ST_PlaceholderSize.HALF.
+
+        Raises `ValueError` if shape is not a placeholder.
+        """
+        ph = self.ph
+        if ph is None:
+            raise ValueError("not a placeholder shape")
+        return ph.sz
+
+    @property
+    def ph_type(self):
+        """Placeholder type, e.g. ST_PlaceholderType.TITLE ('title').
+
+        Raises `ValueError` if shape is not a placeholder.
+        """
+        ph = self.ph
+        if ph is None:
+            raise ValueError("not a placeholder shape")
+        return ph.type
+
+    @property
+    def rot(self) -> float:
+        """Float representing degrees this shape is rotated clockwise."""
+        xfrm = self.xfrm
+        if xfrm is None or xfrm.rot is None:
+            return 0.0
+        return xfrm.rot
+
+    @rot.setter
+    def rot(self, value: float):
+        self.get_or_add_xfrm().rot = value
+
+    @property
+    def shape_id(self):
+        """
+        Integer id of this shape
+        """
+        return self._nvXxPr.cNvPr.id
+
+    @property
+    def shape_name(self):
+        """
+        Name of this shape
+        """
+        return self._nvXxPr.cNvPr.name
+
+    @property
+    def txBody(self):
+        """Child `p:txBody` element, None if not present."""
+        return self.find(qn("p:txBody"))
+
+    @property
+    def x(self) -> Length:
+        return self._get_xfrm_attr("x")
+
+    @x.setter
+    def x(self, value):
+        self._set_xfrm_attr("x", value)
+
+    @property
+    def xfrm(self):
+        """The `a:xfrm` grandchild element or |None| if not found.
+
+        This version works for `p:sp`, `p:cxnSp`, and `p:pic` elements, others will need to
+        override.
+        """
+        return self.spPr.xfrm
+
+    @property
+    def y(self) -> Length:
+        return self._get_xfrm_attr("y")
+
+    @y.setter
+    def y(self, value):
+        self._set_xfrm_attr("y", value)
+
+    @property
+    def _nvXxPr(self):
+        """
+        Required non-visual shape properties element for this shape. Actual
+        name depends on the shape type, e.g. `p:nvPicPr` for picture
+        shape.
+        """
+        return self.xpath("./*[1]")[0]
+
+    def _get_xfrm_attr(self, name: str) -> Length | None:
+        xfrm = self.xfrm
+        if xfrm is None:
+            return None
+        return getattr(xfrm, name)
+
+    def _set_xfrm_attr(self, name, value):
+        xfrm = self.get_or_add_xfrm()
+        setattr(xfrm, name, value)
+
+
+class CT_ApplicationNonVisualDrawingProps(BaseOxmlElement):
+    """`p:nvPr` element."""
+
+    get_or_add_ph: Callable[[], CT_Placeholder]
+
+    ph = ZeroOrOne(
+        "p:ph",
+        successors=(
+            "a:audioCd",
+            "a:wavAudioFile",
+            "a:audioFile",
+            "a:videoFile",
+            "a:quickTimeFile",
+            "p:custDataLst",
+            "p:extLst",
+        ),
+    )
+
+
+class CT_LineProperties(BaseOxmlElement):
+    """Custom element class for <a:ln> element"""
+
+    _tag_seq = (
+        "a:noFill",
+        "a:solidFill",
+        "a:gradFill",
+        "a:pattFill",
+        "a:prstDash",
+        "a:custDash",
+        "a:round",
+        "a:bevel",
+        "a:miter",
+        "a:headEnd",
+        "a:tailEnd",
+        "a:extLst",
+    )
+    eg_lineFillProperties = ZeroOrOneChoice(
+        (
+            Choice("a:noFill"),
+            Choice("a:solidFill"),
+            Choice("a:gradFill"),
+            Choice("a:pattFill"),
+        ),
+        successors=_tag_seq[4:],
+    )
+    prstDash = ZeroOrOne("a:prstDash", successors=_tag_seq[5:])
+    custDash = ZeroOrOne("a:custDash", successors=_tag_seq[6:])
+    del _tag_seq
+    w = OptionalAttribute("w", ST_LineWidth, default=Emu(0))
+
+    @property
+    def eg_fillProperties(self):
+        """
+        Required to fulfill the interface used by dml.fill.
+        """
+        return self.eg_lineFillProperties
+
+    @property
+    def prstDash_val(self):
+        """Return value of `val` attribute of `a:prstDash` child.
+
+        Return |None| if not present.
+        """
+        prstDash = self.prstDash
+        if prstDash is None:
+            return None
+        return prstDash.val
+
+    @prstDash_val.setter
+    def prstDash_val(self, val):
+        self._remove_custDash()
+        prstDash = self.get_or_add_prstDash()
+        prstDash.val = val
+
+
+class CT_NonVisualDrawingProps(BaseOxmlElement):
+    """`p:cNvPr` custom element class."""
+
+    get_or_add_hlinkClick: Callable[[], CT_Hyperlink]
+    get_or_add_hlinkHover: Callable[[], CT_Hyperlink]
+
+    _tag_seq = ("a:hlinkClick", "a:hlinkHover", "a:extLst")
+    hlinkClick: CT_Hyperlink | None = ZeroOrOne("a:hlinkClick", successors=_tag_seq[1:])
+    hlinkHover: CT_Hyperlink | None = ZeroOrOne("a:hlinkHover", successors=_tag_seq[2:])
+    id = RequiredAttribute("id", ST_DrawingElementId)
+    name = RequiredAttribute("name", XsdString)
+    del _tag_seq
+
+
+class CT_Placeholder(BaseOxmlElement):
+    """`p:ph` custom element class."""
+
+    type: PP_PLACEHOLDER = OptionalAttribute(  # pyright: ignore[reportAssignmentType]
+        "type", PP_PLACEHOLDER, default=PP_PLACEHOLDER.OBJECT
+    )
+    orient: str = OptionalAttribute(  # pyright: ignore[reportAssignmentType]
+        "orient", ST_Direction, default=ST_Direction.HORZ
+    )
+    sz: str = OptionalAttribute(  # pyright: ignore[reportAssignmentType]
+        "sz", ST_PlaceholderSize, default=ST_PlaceholderSize.FULL
+    )
+    idx: int = OptionalAttribute(  # pyright: ignore[reportAssignmentType]
+        "idx", XsdUnsignedInt, default=0
+    )
+
+
+class CT_Point2D(BaseOxmlElement):
+    """
+    Custom element class for <a:off> element.
+    """
+
+    x: Length = RequiredAttribute("x", ST_Coordinate)  # pyright: ignore[reportAssignmentType]
+    y: Length = RequiredAttribute("y", ST_Coordinate)  # pyright: ignore[reportAssignmentType]
+
+
+class CT_PositiveSize2D(BaseOxmlElement):
+    """
+    Custom element class for <a:ext> element.
+    """
+
+    cx = RequiredAttribute("cx", ST_PositiveCoordinate)
+    cy = RequiredAttribute("cy", ST_PositiveCoordinate)
+
+
+class CT_ShapeProperties(BaseOxmlElement):
+    """Custom element class for `p:spPr` element.
+
+    Shared by `p:sp`, `p:cxnSp`,  and `p:pic` elements as well as a few more obscure ones.
+    """
+
+    get_or_add_xfrm: Callable[[], CT_Transform2D]
+    get_or_add_ln: Callable[[], CT_LineProperties]
+    _add_prstGeom: Callable[[], CT_PresetGeometry2D]
+    _remove_custGeom: Callable[[], None]
+
+    _tag_seq = (
+        "a:xfrm",
+        "a:custGeom",
+        "a:prstGeom",
+        "a:noFill",
+        "a:solidFill",
+        "a:gradFill",
+        "a:blipFill",
+        "a:pattFill",
+        "a:grpFill",
+        "a:ln",
+        "a:effectLst",
+        "a:effectDag",
+        "a:scene3d",
+        "a:sp3d",
+        "a:extLst",
+    )
+    xfrm: CT_Transform2D | None = ZeroOrOne(  # pyright: ignore[reportAssignmentType]
+        "a:xfrm", successors=_tag_seq[1:]
+    )
+    custGeom: CT_CustomGeometry2D | None = ZeroOrOne(  # pyright: ignore[reportAssignmentType]
+        "a:custGeom", successors=_tag_seq[2:]
+    )
+    prstGeom: CT_PresetGeometry2D | None = ZeroOrOne(  # pyright: ignore[reportAssignmentType]
+        "a:prstGeom", successors=_tag_seq[3:]
+    )
+    eg_fillProperties = ZeroOrOneChoice(
+        (
+            Choice("a:noFill"),
+            Choice("a:solidFill"),
+            Choice("a:gradFill"),
+            Choice("a:blipFill"),
+            Choice("a:pattFill"),
+            Choice("a:grpFill"),
+        ),
+        successors=_tag_seq[9:],
+    )
+    ln: CT_LineProperties | None = ZeroOrOne(  # pyright: ignore[reportAssignmentType]
+        "a:ln", successors=_tag_seq[10:]
+    )
+    effectLst = ZeroOrOne("a:effectLst", successors=_tag_seq[11:])
+    del _tag_seq
+
+    @property
+    def cx(self):
+        """
+        Shape width as an instance of Emu, or None if not present.
+        """
+        cx_str_lst = self.xpath("./a:xfrm/a:ext/@cx")
+        if not cx_str_lst:
+            return None
+        return Emu(cx_str_lst[0])
+
+    @property
+    def cy(self):
+        """
+        Shape height as an instance of Emu, or None if not present.
+        """
+        cy_str_lst = self.xpath("./a:xfrm/a:ext/@cy")
+        if not cy_str_lst:
+            return None
+        return Emu(cy_str_lst[0])
+
+    @property
+    def x(self) -> Length | None:
+        """Distance between the left edge of the slide and left edge of the shape.
+
+        0 if not present.
+        """
+        x_str_lst = self.xpath("./a:xfrm/a:off/@x")
+        if not x_str_lst:
+            return None
+        return Emu(x_str_lst[0])
+
+    @property
+    def y(self):
+        """
+        The offset of the top of the shape from the top of the slide, as an
+        instance of Emu. None if not present.
+        """
+        y_str_lst = self.xpath("./a:xfrm/a:off/@y")
+        if not y_str_lst:
+            return None
+        return Emu(y_str_lst[0])
+
+    def _new_gradFill(self):
+        return CT_GradientFillProperties.new_gradFill()
+
+
+class CT_Transform2D(BaseOxmlElement):
+    """`a:xfrm` custom element class.
+
+    NOTE: this is a composite including CT_GroupTransform2D, which appears
+    with the `a:xfrm` tag in a group shape (including a slide `p:spTree`).
+    """
+
+    _tag_seq = ("a:off", "a:ext", "a:chOff", "a:chExt")
+    off: CT_Point2D | None = ZeroOrOne(  # pyright: ignore[reportAssignmentType]
+        "a:off", successors=_tag_seq[1:]
+    )
+    ext = ZeroOrOne("a:ext", successors=_tag_seq[2:])
+    chOff = ZeroOrOne("a:chOff", successors=_tag_seq[3:])
+    chExt = ZeroOrOne("a:chExt", successors=_tag_seq[4:])
+    del _tag_seq
+    rot: float | None = OptionalAttribute(  # pyright: ignore[reportAssignmentType]
+        "rot", ST_Angle, default=0.0
+    )
+    flipH = OptionalAttribute("flipH", XsdBoolean, default=False)
+    flipV = OptionalAttribute("flipV", XsdBoolean, default=False)
+
+    @property
+    def x(self):
+        off = self.off
+        if off is None:
+            return None
+        return off.x
+
+    @x.setter
+    def x(self, value):
+        off = self.get_or_add_off()
+        off.x = value
+
+    @property
+    def y(self):
+        off = self.off
+        if off is None:
+            return None
+        return off.y
+
+    @y.setter
+    def y(self, value):
+        off = self.get_or_add_off()
+        off.y = value
+
+    @property
+    def cx(self):
+        ext = self.ext
+        if ext is None:
+            return None
+        return ext.cx
+
+    @cx.setter
+    def cx(self, value):
+        ext = self.get_or_add_ext()
+        ext.cx = value
+
+    @property
+    def cy(self):
+        ext = self.ext
+        if ext is None:
+            return None
+        return ext.cy
+
+    @cy.setter
+    def cy(self, value):
+        ext = self.get_or_add_ext()
+        ext.cy = value
+
+    def _new_ext(self):
+        ext = OxmlElement("a:ext")
+        ext.cx = 0
+        ext.cy = 0
+        return ext
+
+    def _new_off(self):
+        off = OxmlElement("a:off")
+        off.x = 0
+        off.y = 0
+        return off