Mouse Move,Resize,Zoom Image

//xaml
            <Canvas Name="cnvImage">
                <Image Name="imgF"/>
            </Canvas>
//cs
        //FirstPoint to move image
        private Point firstPoint = new Point();

        public void InitMRZ()
        {
            imgF.MouseLeftButtonDown += (ss, ee) =>
            {
                firstPoint = ee.GetPosition(this);
                imgF.CaptureMouse();
            };

            imgF.MouseWheel += (ss, ee) =>
             {
                 Matrix mat = imgF.RenderTransform.Value;
                 Point mouse = ee.GetPosition(imgF);

                 if (ee.RightButton == MouseButtonState.Pressed)
                 {
                     //-- Rotate
                     if (ee.Delta > 0) mat.RotateAtPrepend(2, mouse.X, mouse.Y);
                     else mat.RotateAtPrepend(-2, mouse.X, mouse.Y);
                 }
                 else
                 {
                     //-- Zoom
                     if (ee.Delta > 0) mat.ScaleAtPrepend(1.15, 1.15, mouse.X, mouse.Y);
                     else mat.ScaleAtPrepend(1/1.15,1/1.15,mouse.X,mouse.Y);
                 }
                 MatrixTransform mft = new MatrixTransform(mat);
                 imgF.RenderTransform = mft;
             };

            imgF.MouseMove += (ss, ee) =>
            {
                if (ee.LeftButton == MouseButtonState.Pressed)
                {
                    //-- Create temp point
                    Point temp = ee.GetPosition(this);
                    Point res = new Point(firstPoint.X - temp.X, firstPoint.Y - temp.Y);

                    //-- Update image location
                    Canvas.SetLeft(imgF, Canvas.GetLeft(imgF) - res.X);
                    Canvas.SetTop(imgF, Canvas.GetTop(imgF) - res.Y);

                    //-- Update first point
                    firstPoint = temp;
                }
            };
            imgF.MouseUp += (ss, ee) => { imgF.ReleaseMouseCapture(); };
        }