Method mouse_wheel

imagepy/tools/Standard/scale_tol.py:33–35

(self, ips, x, y, d, **key)

        self.ox, self.oy = x,y
        
    def mouse_wheel(self, ips, x, y, d, **key):
        if d>0:key['canvas'].zoomout(x,y)
        if d<0:key['canvas'].zoomin(x,y)