Plugin zooming not working properly

How 2 reproduce:

IPlugView* PLUGIN_API T2Audio::createView(const char* name)
{
if (name && strcmp(name, ViewType::kEditor) == 0)
{
viewpointer = new VSTGUI::VST3Editor(this, “view”, “plug.uidesc”);
viewpointer->setZoomFactor(1.217f);