lib/Interactions/WebDriverActions.php
public function moveByOffset($x_offset, $y_offset)
    {
        $this->action->addAction(
            new WebDriverMoveToOffsetAction($this->mouse, null, $x_offset, $y_offset)
        );

        return $this;
    }
public function moveByOffset($x_offset, $y_offset)
    {
        $this->action->addAction(
            new WebDriverMoveToOffsetAction($this->mouse, null, $x_offset, $y_offset)
        );

        return $this;
    }
public function moveByOffset ( $ x_offset , $ y_offset ) { $ this -> action -> addAction ( new WebDriverMoveToOffsetAction ( $ this -> mouse , null , $ x_offset , $ y_offset ) ) ; return $ this ; }
Mouse move by offset.

@param int $x_offset
@param int $y_offset
@return WebDriverActions
Mouse move by offset .