diff -r a7c720aff97c -r f64bfb7f5d26 src/document.cpp
--- a/src/document.cpp	Sun Aug 29 21:28:08 2021 +0300
+++ b/src/document.cpp	Sun Aug 29 22:14:42 2021 +0300
@@ -25,10 +25,12 @@
 #include "tools/basetool.h"
 #include "tools/drawtool.h"
 #include "tools/selecttool.h"
+#include "tools/transformtool.h"
 
 static const QMetaObject* const toolMetaObjects[] = {
 	&SelectTool::staticMetaObject,
 	&DrawTool::staticMetaObject,
+	&TransformTool::staticMetaObject,
 };
 
 Document::Document(
@@ -148,9 +150,9 @@
 
 void Document::selectionChanged(const QSet<ldraw::id_t>& newSelection)
 {
-	if (this->selectedTool != nullptr)
+	for (BaseTool* tool : this->tools)
 	{
-		this->selectedTool->selectionChanged(newSelection);
+		tool->selectionChanged(newSelection);
 	}
 }