Add layer deletion to ArViz client

source/RobotAPI/components/ArViz/Client/Client.h

@@ -99,8 +99,15 @@ namespace armarx::viz
         {
             enqueueLayer(layerContaining(name, std::forward<Ts>(elems)...));
         }
+        void enqueueDeleteLayer(std::string const& name)
+        {
+            auto l = layer(name);
+            l.data_.action = data::LayerAction::Layer_DELETE;
+            enqueueLayer(std::move(l));
+        }
         // ////////////////////////////////////////////////////////////////// //
         //commit
+
         void commit(std::initializer_list<Layer> const& layers)
         {
             enqueueLayer(layers);
@@ -120,10 +127,10 @@ namespace armarx::viz
         }
 
         template<class...Ts>
-        std::enable_if_t < (std::is_same_v<Layer, Ts>&& ...) >
-        commit(Ts const& ...layers)
+        void
+        commit(Ts&& ...ts)
         {
-            (enqueueLayer(layers), ...);
+            (enqueueLayer(std::forward<Ts>(ts)), ...);
             _topic->updateLayers(updates);
             updates.clear();
         }
@@ -134,6 +141,12 @@ namespace armarx::viz
             commit(layerContaining(name, std::forward<Ts>(elems)...));
         }
 
+        void commitDeleteLayer(std::string const& name)
+        {
+            enqueueDeleteLayer(name);
+            commit();
+        }
+
         const armarx::viz::TopicPrx& topic() const
         {
             return _topic;