lok: support embedded media

Change-Id: Ie8f3ed188cec0050a10a5d49325756931b902ef1
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/141807
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>

3 files changed, 47 insertions, 0 deletions

diff --git a/svx/source/svdraw/svdmrkv.cxx b/svx/source/svdraw/svdmrkv.cxx
index 8539c78c7c94..3e4383c89137 100644
--- a/svx/source/svdraw/svdmrkv.cxx
+++ b/svx/source/svdraw/svdmrkv.cxx
@@ -23,6 +23,7 @@
 #include <svx/svdpagv.hxx>
 #include <svx/svdpage.hxx>
 #include <svx/svdotable.hxx>
+#include <svx/svdomedia.hxx>
 
 #include <osl/diagnose.h>
 #include <osl/thread.h>
@@ -1153,6 +1154,14 @@ void SdrMarkView::SetMarkHandlesForLOKit(tools::Rectangle const & rRect, const S
             pViewShell->libreOfficeKitViewCallback(LOK_CALLBACK_GRAPHIC_SELECTION, sSelectionText.getStr());
             SfxLokHelper::notifyOtherViews(pViewShell, LOK_CALLBACK_GRAPHIC_VIEW_SELECTION, "selection", sSelectionTextView);
         }
+
+        if (comphelper::LibreOfficeKit::isActive() && mpMarkedObj
+            && mpMarkedObj->GetObjIdentifier() == SdrObjKind::Media)
+        {
+            SdrMediaObj* mediaObj = dynamic_cast<SdrMediaObj*>(mpMarkedObj);
+            if (mediaObj)
+                mediaObj->notifyPropertiesForLOKit();
+        }
     }
 }
 
diff --git a/svx/source/svdraw/svdomedia.cxx b/svx/source/svdraw/svdomedia.cxx
index 421ead2fe082..e2e4731e129a 100644
--- a/svx/source/svdraw/svdomedia.cxx
+++ b/svx/source/svdraw/svdomedia.cxx
@@ -29,6 +29,10 @@
 #include <ucbhelper/content.hxx>
 #include <comphelper/processfactory.hxx>
 #include <comphelper/storagehelper.hxx>
+#include <LibreOfficeKit/LibreOfficeKitEnums.h>
+#include <comphelper/lok.hxx>
+#include <sfx2/lokhelper.hxx>
+#include <boost/property_tree/json_parser.hpp>
 
 #include <vcl/svapp.hxx>
 
@@ -458,4 +462,25 @@ void SdrMediaObj::mediaPropertiesChanged( const ::avmedia::MediaItem& rNewProper
     }
 }
 
+void SdrMediaObj::notifyPropertiesForLOKit()
+{
+    if (!m_xImpl->m_MediaProperties.getTempURL().isEmpty())
+    {
+        const auto mediaId = reinterpret_cast<std::size_t>(this);
+
+        boost::property_tree::ptree json;
+        json.put("action", "update");
+        json.put("id", mediaId);
+        json.put("url", m_xImpl->m_MediaProperties.getTempURL());
+
+        const tools::Rectangle aRect = o3tl::convert(maRect, o3tl::Length::mm100, o3tl::Length::twip);
+        json.put("x", aRect.getX());
+        json.put("y", aRect.getY());
+        json.put("w", aRect.getOpenWidth());
+        json.put("h", aRect.getOpenHeight());
+
+        SfxLokHelper::notifyMediaUpdate(json);
+    }
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/svx/source/svdraw/svdxcgv.cxx b/svx/source/svdraw/svdxcgv.cxx
index 90723501be91..f579a50911e4 100644
--- a/svx/source/svdraw/svdxcgv.cxx
+++ b/svx/source/svdraw/svdxcgv.cxx
@@ -27,6 +27,7 @@
 #include <svx/svdoutl.hxx>
 #include <svx/svdundo.hxx>
 #include <svx/svdograf.hxx>
+#include <svx/svdomedia.hxx>
 #include <svx/svdoole2.hxx>
 #include <svx/svdorect.hxx>
 #include <svx/svdopage.hxx>
@@ -628,6 +629,18 @@ Graphic SdrExchangeView::GetObjGraphic(const SdrObject& rSdrObject)
             aRet = *pSdrOle2Obj->GetGraphic();
         }
     }
+    else
+    {
+        // Support extracting a snapshot from video media, if possible.
+        const SdrMediaObj* pSdrMediaObj = dynamic_cast<const SdrMediaObj*>(&rSdrObject);
+        if (pSdrMediaObj)
+        {
+            const css::uno::Reference<css::graphic::XGraphic>& xGraphic
+                = pSdrMediaObj->getSnapshot();
+            if (xGraphic.is())
+                aRet = Graphic(xGraphic);
+        }
+    }
 
     // if graphic could not be retrieved => go the hard way and create a MetaFile
     if((GraphicType::NONE == aRet.GetType()) || (GraphicType::Default == aRet.GetType()))