tdf#113758 EMF+ Add mapping of clipped region to the world space.

    OffsetClip record applies a translation transform
    on the current clipping region for the world space.

Change-Id: I5d23f6aac944e4f23ea7c51e47fb551a20166446
Reviewed-on: https://gerrit.libreoffice.org/44699Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Mark Page <aptitude@btconnect.com>

drawinglayer/source/tools/emfphelperdata.cxx

@@ -1593,13 +1593,20 @@ namespace emfplushelper
 
                         basegfx::B2DPolyPolygon aPolyPolygon(
                                     mrPropertyHolders.Current().getClipPolyPolygon());
+
+                        SAL_INFO("drawinglayer",
+                                 "EMF+\t PolyPolygon before translate: " << aPolyPolygon);
+
+                        basegfx::B2DPoint aOffset = Map(dx, dy);
                         basegfx::B2DHomMatrix transformMatrix;
-                        transformMatrix.set(0, 2, dx);
-                        transformMatrix.set(1, 2, dy);
+                        transformMatrix.set(0, 2, aOffset.getX());
+                        transformMatrix.set(1, 2, aOffset.getY());
                         aPolyPolygon.transform(transformMatrix);
 
+                        SAL_INFO("drawinglayer",
+                                 "EMF+\t PolyPolygon after translate: " << aPolyPolygon <<
+                                 ", mapped offset x" << aOffset.getX() << ", mapped offset y" << aOffset.getY());
                         HandleNewClipRegion(aPolyPolygon, mrTargetHolders, mrPropertyHolders);
-
                         break;
                     }
                     case EmfPlusRecordTypeDrawDriverString: