By default, the LinksStyle property is exLinkTDot. Use the ShowLinks property to hide all links in the chart area. Use the LinksColor property to change the color of the links between bars. Use the AddLink method to link two bars. Use the AddBar method to add a new bar to an item. Use the AddItem method to add a new item. Use the Link(exLinkStyle) property to change the style for a specific link. Use the LinkWidth property to specify the width in pixels, of the pen that draws the link.