Adding copy and paste functions for the nodes in the scenegraph

src/main/java/com/ss/editor/Messages.java

@@ -215,6 +215,8 @@ public class Messages {
 
     public static final String MODEL_NODE_TREE_ACTION_REMOVE;
     public static final String MODEL_NODE_TREE_ACTION_RENAME;
+    public static final String MODEL_NODE_TREE_ACTION_COPY;
+    public static final String MODEL_NODE_TREE_ACTION_PASTE;
     public static final String MODEL_NODE_TREE_ACTION_OPTIMIZE_GEOMETRY;
     public static final String MODEL_NODE_TREE_ACTION_TOOLS;
     public static final String MODEL_NODE_TREE_ACTION_CREATE;
@@ -893,6 +895,8 @@ public class Messages {
 
         MODEL_NODE_TREE_ACTION_REMOVE = bundle.getString("ModelNodeTreeActionRemove");
         MODEL_NODE_TREE_ACTION_RENAME = bundle.getString("ModelNodeTreeActionRename");
+        MODEL_NODE_TREE_ACTION_COPY = bundle.getString("ModelNodeTreeActionCopy");
+        MODEL_NODE_TREE_ACTION_PASTE = bundle.getString("ModelNodeTreeActionPaste");
         MODEL_NODE_TREE_ACTION_OPTIMIZE_GEOMETRY = bundle.getString("ModelNodeTreeActionOptimizeGeometry");
         MODEL_NODE_TREE_ACTION_TOOLS = bundle.getString("ModelNodeTreeActionTools");
         MODEL_NODE_TREE_ACTION_CREATE = bundle.getString("ModelNodeTreeActionCreate");

src/main/java/com/ss/editor/ui/control/model/node/spatial/SpatialTreeNode.java

@@ -24,8 +24,7 @@
 import com.ss.editor.ui.control.model.node.control.ControlTreeNode;
 import com.ss.editor.ui.control.model.node.light.LightTreeNode;
 import com.ss.editor.ui.control.model.tree.ModelNodeTree;
-import com.ss.editor.ui.control.model.tree.action.AddUserDataAction;
-import com.ss.editor.ui.control.model.tree.action.RemoveNodeAction;
+import com.ss.editor.ui.control.model.tree.action.*;
 import com.ss.editor.ui.control.model.tree.action.control.CreateCustomControlAction;
 import com.ss.editor.ui.control.model.tree.action.control.CreateLightControlAction;
 import com.ss.editor.ui.control.model.tree.action.control.CreateMotionControlAction;
@@ -84,6 +83,15 @@ public void fillContextMenu(@NotNull final NodeTree<?> nodeTree,
             items.add(new RemoveNodeAction(nodeTree, this));
         }
 
+        if(canCopy()){
+            items.add(new CopyNodeAction(nodeTree,this));
+        }
+
+        if(DataCopy.getCopySpatial() != null || DataCopy.getCopyGeom() != null){
+            items.add(new PasteNodeAction(nodeTree,this));
+        }
+
+
         super.fillContextMenu(nodeTree, items);
     }
 
@@ -183,6 +191,7 @@ public boolean canRemove() {
         return menu;
     }
 
+
     /**
      * Create tool menu menu.
      *

src/main/java/com/ss/editor/ui/control/model/tree/action/CopyNodeAction.java

@@ -0,0 +1,33 @@
+package com.ss.editor.ui.control.model.tree.action;
+
+import com.jme3.scene.Spatial;
+import com.ss.editor.Messages;
+import com.ss.editor.model.undo.editor.ModelChangeConsumer;
+import com.ss.editor.ui.control.model.node.spatial.GeometryTreeNode;
+import com.ss.editor.ui.control.model.node.spatial.NodeTreeNode;
+import com.ss.editor.ui.control.tree.NodeTree;
+import com.ss.editor.ui.control.tree.action.AbstractNodeAction;
+import com.ss.editor.ui.control.tree.node.TreeNode;
+import org.jetbrains.annotations.NotNull;
+
+public class CopyNodeAction extends AbstractNodeAction<ModelChangeConsumer> {
+
+    public CopyNodeAction(@NotNull NodeTree<?> nodeTree, @NotNull TreeNode<?> node) {
+        super(nodeTree, node);
+    }
+
+    @NotNull
+    @Override
+    protected String getName() {
+        return Messages.MODEL_NODE_TREE_ACTION_COPY;
+    }
+
+    @Override
+    protected void process() {
+        super.process();
+        if(this.getNode()  instanceof GeometryTreeNode)
+            DataCopy.setCopyGeom((GeometryTreeNode)this.getNode());
+        else
+            DataCopy.setCopySpatial((NodeTreeNode) this.getNode());
+    }
+}

src/main/java/com/ss/editor/ui/control/model/tree/action/DataCopy.java

@@ -0,0 +1,31 @@
+package com.ss.editor.ui.control.model.tree.action;
+
+
+import com.ss.editor.ui.control.model.node.spatial.GeometryTreeNode;
+import com.ss.editor.ui.control.model.node.spatial.NodeTreeNode;
+
+public class DataCopy
+{
+    private static NodeTreeNode copySpatial = null;
+
+    private static GeometryTreeNode copyGeom = null;
+
+
+    public static NodeTreeNode getCopySpatial() {
+        return copySpatial;
+    }
+
+    public static void setCopySpatial(NodeTreeNode copySpatial) {
+        DataCopy.copySpatial = copySpatial;
+        DataCopy.copyGeom = null;
+    }
+
+    public static GeometryTreeNode getCopyGeom() {
+        return copyGeom;
+    }
+
+    public static void setCopyGeom(GeometryTreeNode copyGeom) {
+        DataCopy.copyGeom = copyGeom;
+        DataCopy.copySpatial = null;
+    }
+}

src/main/java/com/ss/editor/ui/control/model/tree/action/PasteNodeAction.java

@@ -0,0 +1,49 @@
+package com.ss.editor.ui.control.model.tree.action;
+
+import com.jme3.scene.Geometry;
+import com.jme3.scene.Node;
+import com.jme3.scene.Spatial;
+import com.ss.editor.Messages;
+import com.ss.editor.extension.scene.SceneLayer;
+import com.ss.editor.model.undo.editor.ChangeConsumer;
+import com.ss.editor.model.undo.editor.ModelChangeConsumer;
+import com.ss.editor.ui.control.model.node.spatial.NodeTreeNode;
+import com.ss.editor.ui.control.model.node.spatial.SpatialTreeNode;
+import com.ss.editor.ui.control.model.tree.action.operation.AddChildOperation;
+import com.ss.editor.ui.control.tree.NodeTree;
+import com.ss.editor.ui.control.tree.action.AbstractNodeAction;
+import com.ss.editor.ui.control.tree.node.TreeNode;
+import org.jetbrains.annotations.NotNull;
+
+import static com.ss.editor.util.EditorUtil.getDefaultLayer;
+import static com.ss.rlib.util.ObjectUtils.notNull;
+
+public class PasteNodeAction extends AbstractNodeAction<ModelChangeConsumer> {
+
+    public PasteNodeAction(@NotNull NodeTree<?> nodeTree, @NotNull TreeNode<?> node) {
+        super(nodeTree, node);
+    }
+
+    @NotNull
+    @Override
+    protected String getName() {
+        return Messages.MODEL_NODE_TREE_ACTION_PASTE;
+    }
+
+    @Override
+    protected void process() {
+        super.process();
+
+        if(DataCopy.getCopySpatial() != null){
+            final ChangeConsumer consumer = notNull(this.getNodeTree().getChangeConsumer());
+            consumer.execute(new AddChildOperation(((Spatial)DataCopy.getCopySpatial().getElement()).clone(),(Node)this.getNode().getElement()));
+        }
+        else{
+            final ChangeConsumer consumer = notNull(this.getNodeTree().getChangeConsumer());
+            consumer.execute(new AddChildOperation(((Geometry)DataCopy.getCopyGeom().getElement()).clone(),(Node)this.getNode().getElement()));
+        }
+
+
+
+    }
+}

src/main/resources/messages/messages.properties

@@ -193,6 +193,8 @@ SceneFileEditorToolLayers=Layers
 
 ModelNodeTreeActionRemove=Remove
 ModelNodeTreeActionRename=Rename
+ModelNodeTreeActionCopy=Copy Node
+ModelNodeTreeActionPaste=Paste Node
 ModelNodeTreeActionOptimizeGeometry=Optimize geometry
 ModelNodeTreeActionTools=Tools
 ModelNodeTreeActionCreate=Create

src/test/java/com/ss/editor/ui/control/model/tree/action/DataCopyTest.groovy

@@ -0,0 +1,4 @@
+package com.ss.editor.ui.control.model.tree.action
+
+class DataCopyTest extends GroovyTestCase {
+}