Add function that implments the stretch
Add TrackBar that can change the stretching value of horizontal direction
Add Lable that informs the usage of the TrackBar
Remane the TrackBar of the stretching value of the Horizontal Direction
Add TextBox to show the value of the stretching scale that represents the horizontal direction
User can alse use the TextBox to change the value
Add TrackBar that represents the stretching value of vertical direction
Add TextBox to show the value of Vertical Stretching scale
User can alse use the TextBox to change the value
Implment the function that can rotate the image
Add TrackBar that control the value of rotation
Add TextBox to show the value of rotation
User can alse change the value that shows on the TextBox.