xlabel change using point of the value of the ginput(1)

Hello,

I have a problem with making a image

I using imshow function to show image and iptsetpref function to make axes on the image.

After those process, I wanna change the x-axes and y-axes labels.

using x,y coordinates from ginput(1), I wanna re-draw the axes.

What I want to do is that making x,y coordinates from ginput(1) to [0,0]. from the standard point, I wanna to measure the relative distance from ginput(1) point

plz, help me.

thank you