sc rowlimit: Make the cursor better fit the rendering.

Change-Id: If4d02161bd8a37100d7403c05ea0840a3d2d0cf8

desktop/qa/desktop_lib/test_desktop_lib.cxx

@@ -682,7 +682,7 @@ void DesktopLOKTest::testCellCursor()
     boost::property_tree::read_json(aStream, aTree);
 
     OString aRectangle(aTree.get<std::string>("commandValues").c_str());
-    CPPUNIT_ASSERT_EQUAL(aRectangle, OString("0, 0, 1278, 254"));
+    CPPUNIT_ASSERT_EQUAL(OString("0, 0, 1279, 255"), aRectangle);
 }
 
 void DesktopLOKTest::testCommandResult()

sc/source/ui/view/gridwin.cxx

@@ -5721,8 +5721,9 @@ OString ScGridWindow::getCellCursor(const Fraction& rZoomX, const Fraction& rZoo
 
     double fPPTX = pViewData->GetPPTX();
     double fPPTY = pViewData->GetPPTY();
-    Rectangle aRect(Point(aScrPos.getX() / fPPTX, aScrPos.getY() / fPPTY),
-                    Size(nSizeXPix / fPPTX, nSizeYPix / fPPTY));
+
+    Rectangle aRect(Point(rtl::math::round(aScrPos.getX() / fPPTX), rtl::math::round(aScrPos.getY() / fPPTY)),
+                    Size(rtl::math::round(nSizeXPix / fPPTX), rtl::math::round(nSizeYPix / fPPTY)));
 
     pViewData->SetZoom(defaultZoomX, defaultZoomY, true);