Method mouse_down

imagepy/tools/Transform/scale_tol.py:27–30

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

        return False
        
    def mouse_down(self, ips, x, y, btn, **key):  
        lim = 5.0/key['canvas'].get_scale()  
        self.moving = self.snap(x, y, lim)
        print(self.moving)
        
    def mouse_up(self, ips, x, y, btn, **key):
        if self.moving : self.plg.preview(ips, self.para)