remove redundant mapsceneeventfilter file

include/ui/eventfilters.h

@@ -3,6 +3,7 @@
 
 
 
+/// Prevent wheel scroll
 class WheelFilter : public QObject {
     Q_OBJECT
 public:
@@ -10,3 +11,18 @@ public:
     virtual ~WheelFilter() {}
     bool eventFilter(QObject *obj, QEvent *event) override;
 };
+
+
+
+/// Ctrl+Wheel = zoom
+class MapSceneEventFilter : public QObject {
+    Q_OBJECT
+protected:
+    bool eventFilter(QObject *obj, QEvent *event) override;
+public:
+    explicit MapSceneEventFilter(QObject *parent = nullptr) : QObject(parent) {}
+
+signals:
+    void wheelZoom(int delta);
+public slots:
+};

include/ui/mapsceneeventfilter.h

@@ -1,19 +0,0 @@
-#ifndef MAPSCENEEVENTFILTER_H
-#define MAPSCENEEVENTFILTER_H
-
-#include <QObject>
-
-class MapSceneEventFilter : public QObject
-{
-    Q_OBJECT
-protected:
-    bool eventFilter(QObject *obj, QEvent *event) override;
-public:
-    explicit MapSceneEventFilter(QObject *parent = nullptr);
-
-signals:
-    void wheelZoom(int delta);
-public slots:
-};
-
-#endif // MAPSCENEEVENTFILTER_H