c# winform WebBrower 控件中右键获取控件坐标

加载页面以后,鼠标右键时候,自动生成事件 (加载右键事件)获取坐标,
当点击左键的时候,获取 图片链接

private void webBrowser1_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
        {
            webBrowser1.Document.MouseDown += new HtmlElementEventHandler(Document_MouseDown);
        }

        void Document_MouseDown(object sender, HtmlElementEventArgs e)
        {
            if (e.MouseButtonsPressed == MouseButtons.Right)
            {
                Console.WriteLine(e.MousePosition);
            }
            else if (e.MouseButtonsPressed == MouseButtons.Left)
            {

                HtmlElement ele = webBrowser1.Document.GetElementFromPoint(e.MousePosition);
                if (ele!= null)
                {
                    Console.WriteLine(ele.GetAttribute("href"));
                }
            }
        }