Draw a polyline with the left mouse button, and use the middle or right mouse button to stop drawing

Use the left mouse button to draw a polyline, and at the same time in the left mouse button point to output a string containing the location information, using the middle mouse button or right-click to terminate the drawing.

Solution: Create a untitled.m file

MATLAB directive:

Clf;axis ([0,10,0,5]); hold on

X=[];y=[];

for i=1:100

[X1,y1,button]=ginput (1);

chstr=[' (', Num2str (x1),', ', Num2str (y1),') '];text (x1, Y1,CHSTR);

X=[x,x1];y=[y,y1];line (x, y);

Pause (1);

if(button~=1); Break ; End

End

hold off

Results:

650) this.width=650; "src=" Http://s1.51cto.com/wyfs02/M02/7D/E7/wKioL1byiHjwkQWVAACIENEIr6M302.png "title=" Picture 6.png "alt=" Wkiol1byihjwkqwvaacieneir6m302.png "/>

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Draw a polyline with the left mouse button, and use the middle or right mouse button to stop drawing