摘要：
How to add label to column charthttp://blogs.msdn.com/b/delay/archive/2009/07/27/simple-column-labels-you-can-create-at-home-re-templating-the-silverlight-wpf-data-visualization-columndatapoint-to-add-annotations.aspxHow to change color ,tooltip column charthttp://blogs.msdn.com/b/delay/archive/2009 阅读全文