svtools: extract EmbeddedObjectRef::dumpAsXml() from SwOLEObj

Because sw/ doesn't have access to the internals, but dumping should
show the state as-is, without calling getters that change the state.

Especially GetGraphic() is not a trivial wrapper around
mpImpl->pGraphic.

Change-Id: I2cf43130d4eeab63611e37b4a978bb7aa546c7f7
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/130056
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
Tested-by: Jenkins

2 files changed, 41 insertions, 0 deletions

diff --git a/svtools/Library_svt.mk b/svtools/Library_svt.mk
index 31685bbd300c..643481368caa 100644
--- a/svtools/Library_svt.mk
+++ b/svtools/Library_svt.mk
@@ -64,6 +64,7 @@ $(eval $(call gb_Library_use_externals,svt,\
     icui18n \
     icuuc \
     icu_headers \
+    libxml2 \
 ))
 
 $(eval $(call gb_Library_add_exception_objects,svt,\
diff --git a/svtools/source/misc/embedhlp.cxx b/svtools/source/misc/embedhlp.cxx
index 1ef6cd579b0e..4f4a5ce3e364 100644
--- a/svtools/source/misc/embedhlp.cxx
+++ b/svtools/source/misc/embedhlp.cxx
@@ -17,6 +17,7 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
+#include <libxml/xmlwriter.h>
 
 #include <svtools/embedhlp.hxx>
 #include <vcl/graphicfilter.hxx>
@@ -54,6 +55,7 @@
 #include <vcl/svapp.hxx>
 #include <tools/diagnose_ex.h>
 #include <tools/debug.hxx>
+#include <sfx2/xmldump.hxx>
 #include <memory>
 
 using namespace com::sun::star;
@@ -275,6 +277,34 @@ struct EmbeddedObjectRef_Impl
         if (r.pGraphic && !r.bNeedUpdate)
             pGraphic.reset( new Graphic(*r.pGraphic) );
     }
+
+    void dumpAsXml(xmlTextWriterPtr pWriter) const
+    {
+        (void)xmlTextWriterStartElement(pWriter, BAD_CAST("EmbeddedObjectRef_Impl"));
+        (void)xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("ptr"), "%p", this);
+
+        (void)xmlTextWriterStartElement(pWriter, BAD_CAST("mxObj"));
+        (void)xmlTextWriterWriteAttribute(pWriter, BAD_CAST("symbol"),
+                                          BAD_CAST(typeid(*mxObj).name()));
+        auto pComponent = dynamic_cast<sfx2::XmlDump*>(mxObj->getComponent().get());
+        if (pComponent)
+        {
+            pComponent->dumpAsXml(pWriter);
+        }
+        (void)xmlTextWriterEndElement(pWriter);
+
+        (void)xmlTextWriterStartElement(pWriter, BAD_CAST("pGraphic"));
+        (void)xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("ptr"), "%p", pGraphic.get());
+        if (pGraphic)
+        {
+            (void)xmlTextWriterWriteAttribute(
+                pWriter, BAD_CAST("is-none"),
+                BAD_CAST(OString::boolean(pGraphic->IsNone()).getStr()));
+        }
+        (void)xmlTextWriterEndElement(pWriter);
+
+        (void)xmlTextWriterEndElement(pWriter);
+    }
 };
 
 const uno::Reference <embed::XEmbeddedObject>& EmbeddedObjectRef::operator->() const
@@ -993,6 +1023,16 @@ void EmbeddedObjectRef::SetDefaultSizeForChart( const Size& rSizeIn_100TH_MM )
         xSizeTransmitter->setDefaultSize( mpImpl->aDefaultSizeForChart_In_100TH_MM );
 }
 
+void EmbeddedObjectRef::dumpAsXml(xmlTextWriterPtr pWriter) const
+{
+    (void)xmlTextWriterStartElement(pWriter, BAD_CAST("EmbeddedObjectRef"));
+    (void)xmlTextWriterWriteFormatAttribute(pWriter, BAD_CAST("ptr"), "%p", this);
+
+    mpImpl->dumpAsXml(pWriter);
+
+    (void)xmlTextWriterEndElement(pWriter);
+}
+
 } // namespace svt
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */