Basic zoom implementation.

2013-12-08 20:13:19 -05:00
parent a6ca214a99
commit 4d7b19056d
4 changed files with 221 additions and 95 deletions
@@ -37,16 +37,44 @@ namespace glabels
 	public:
 		View( QWidget *parent = 0 );

+
+	signals:
+		void zoomChanged();
+
+
+	public:
+		inline double zoom() const;
+
 		void setModel( LabelModel* model );

+		void zoomIn();
+		void zoomOut();
+		void zoom1To1();
+		void zoomToFit();
+		bool isZoomMax() const;
+		bool isZoomMin() const;
+	private:
+		void setZoomReal( double zoom, bool zoomToFitFlag );
+
+
 	private:
 		QGraphicsScene*  mScene;
-		double           mScale;
+
+		double           mZoom;
+		bool             mZoomToFitFlag;

 		LabelModel*      mModel;

 	};

+
+	inline double View::zoom() const
+	{
+		return mZoom;
+	}
+
 }

+
+
 #endif // glabels_View_h