diff -r 02f142b399b1 -r 94c92c923713 src/document.cpp
--- a/src/document.cpp	Sat Jul 24 01:50:38 2021 +0300
+++ b/src/document.cpp	Sun Jul 25 13:49:37 2021 +0300
@@ -72,6 +72,7 @@
 	});
 	connect(this->model, &Model::dataChanged, this->renderer, qOverload<>(&Canvas::update));
 	connect(this->renderer, &Canvas::mouseClick, this, &Document::mouseClick);
+	connect(this->renderer, &Canvas::mouseMove, this, &Document::mouseMove);
 }
 
 Document::~Document()