added new auto-positioning to place block command

2021-03-14 22:09:59 +11:00
parent 82d6daa3da
commit 056a1202d6
3 changed files with 57 additions and 0 deletions
@@ -1395,6 +1395,37 @@ private:

 };

+class NodeSetPositionToOffsetOfAnotherNodeCommand : public UndoCommand
+{
+public:
+  NodeSetPositionToOffsetOfAnotherNodeCommand(Node* node, Node* other_node, const QPointF& offset) :
+    node_(node),
+    other_node_(other_node),
+    offset_(offset)
+  {}
+
+  virtual Project * GetRelevantProject() const override
+  {
+    return node_->project();
+  }
+
+  virtual void redo() override
+  {
+    node_->SetPosition(other_node_->GetPosition() + offset_);
+  }
+
+  virtual void undo() override
+  {
+    node_->SetPosition(other_node_->GetPosition() - offset_);
+  }
+
+private:
+  Node* node_;
+  Node* other_node_;
+  QPointF offset_;
+
+};
+
 }

 #endif // NODE_H