1 files changed, 21 insertions, 0 deletions
diff --git a/src/graphicsview.h b/src/graphicsview.h
new file mode 100644
index 0000000..b7672ee
--- /dev/null
+++ b/src/graphicsview.h
@@ -0,0 +1,21 @@
+#pragma once
+
+// qt
+#include <QGraphicsView>
+
+class GraphicsView : public QGraphicsView
+{
+    Q_OBJECT
+
+public:
+    explicit GraphicsView(QWidget* parent = nullptr);
+    explicit GraphicsView(QGraphicsScene* scene, QWidget* parent = nullptr);
+    ~GraphicsView() override = default;
+
+    // QGraphicsView
+public:
+    void wheelEvent(QWheelEvent* event) override;
+
+private:
+    void init();
+};