实现matlab中Figure窗口的局部放大。右键单击鼠标显示该位置的局部放大图； + / - 增大或缩小放大倍数； < /, > 扩大或缩小放大区域。
-Achieve local magnification of Figure window in matlab.Figure creates a magnification box when under the mouse position when a button is pressed. Press +/- while
button pressed to increase/decrease magnification. Press >/< while button pressed to increase/decrease box size.
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