matlab magnify程序,magnify matlab源程序

将里面的内容复制到matlab m文件中,并以magnify命令即可

% start of program

function magnify(f1)

% magnify(f1)

% Figure creates a magnification box when under the mouse position when a button is pressed. Press '+'/'-' while

% button pressed to increase/decrease magnification. Press '>'/'

% Hold 'Ctrl' while clicking to leave magnification on figure.

%

% Example:

% plot(1:100,randn(1,100),(1:300)/3,rand(1,300)), grid on,

% magnify;

if (nargin == 0), f1 = gcf; end;

figure(f1);

set(f1, ...

'WindowButtonDownFcn', @ButtonDownCallback, ...

'WindowButtonUpFcn', @ButtonUpCallback, ...

'WindowButtonMotionFcn', @ButtonMotionCallback, ...

'KeyPressFcn', @KeyPressCallback);

return;

function ButtonDownCallback(src,eventdata)

f1 = src;

a1 = get(f1,'CurrentAxes');

a2 = copyobj(a1,f1);

set(f1, ...