使用Jqplot实现Ajax动态图表示例

调试了一天，终于把jqplot弄明白了，里面的一些样式属性等，制作出来的图表确实很漂亮，也很实用。
先看一下最终效果：
代码如下，以后有时间再把详细参数和配置方法写出来。
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">  
<html>  
  <head>  
    <!--admin_analytics.jsp-->  
    <title>访问量统计</title>  
      
    <Meta http-equiv="pragma" content="no-cache">  
    <Meta http-equiv="cache-control" content="no-cache">  
    <Meta http-equiv="expires" content="0">      
  
    <link rel="stylesheet" type="text/css" href="${pageContext.request.contextPath }/admin/css/subcss.css">  
    <link rel="stylesheet" type="text/css" href="${pageContext.request.contextPath }/admin/css/jquery.jqplot.min.css">  
      
    <style type="text/css"> /*注意选择器的层叠关系*/  
.font {TEXT-ALIGN: center;COLOR: blue;FONT-SIZE: 16px; FONT-WEIGHT: bold;}  
.buttonStyle{width:64px;height:22px;line-height:22px;color:#369;text-align:center;background:url(${pageContext.request.contextPath }/admin/js/images/buticon.gif) no-repeat left top;border:0;font-size:12px;}  
.buttonStyle:hover{background:url(${pageContext.request.contextPath }/admin/js/images/buticon.gif) no-repeat left -23px;}  
           
        </style>  
      
<script language="javascript" type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jquery-1.6.min.js"></script>  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jquery.jqplot.min.js"></script>  
<!--[if lt IE 9]>  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/excanvas.min.js"></script>  
<![endif]-->    
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jqplot.categoryAxisRenderer.min.js"></script>  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jqplot.canvasAxisTickRenderer.min.js"></script>  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jqplot.canvasTextRenderer.min.js"></script>  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jqplot.barRenderer.min.js"></script>  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jqplot.pointLabels.min.js"></script>  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jqplot.Highlighter.min.js"></script>  
<!--script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/jqplot.json2.min.js"></script-->  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/My97DatePicker/WdatePicker.js"></script>  
<script type="text/javascript" src="${pageContext.request.contextPath }/admin/js/zDialog.js"></script>  
       
   <script type="text/javascript" language="javascript">  
 var pageviewsJson ;  
 var visitsJson ;  
 var visitorsJson ;  
 var plot1;  
function defquery(){  
 if($('#st').val() <= $('#et').val()){  
 $.ajax({  
                url :"${pageContext.request.contextPath }/servlet/AnalyticsPageviewsServlet",type : 'post',async:false,dataType:'json',data : 'st='+$('#st').val()+'&et='+$('#et').val(),success :function(mm){  
                    pageviewsJson = mm;  
                        }  
                });   
  $.ajax({  
                url :"${pageContext.request.contextPath }/servlet/AnalyticsVisitsServlet",success :function(mm){  
                    visitsJson = mm;  
                        }  
                });   
   $.ajax({  
                url :"${pageContext.request.contextPath }/servlet/AnalyticsVisitoRSServlet",success :function(mm){  
                    visitorsJson = mm;  
                        }  
                });   
    
    $('#chart').empty();   
    plot1 = $.jqplot('chart',[pageviewsJson,visitsJson,visitorsJson],{  
    title: '只统计外网访问量，不包含内网访问量',axesDefaults: {  
        tickRenderer: $.jqplot.CanvasAxisTickRenderer,tickOptions: {  
          angle: -40,fontSize: '10pt',fontFamily: 'Tahoma',fontWeight:'bold'  
        }  
    },seriesDefaults: {  
        showMarker:true,pointLabels: {  
          show: true,edgeTolerance: 5  
        },markerOptions: {        
            show: true,// 是否在图中显示数据点       
            style: 'filledCircle' // 各个数据点在图中显示的方式，默认是"filledCircle"(实心圆点),}  
        },series:[  
            {label:'浏览量'},{label:'访问量'},{label:'访问人数'},{renderer:$.jqplot.CanvasAxisTickRenderer}  
            ],legend: {  
            show: true,placement: 'outsideGrid',location: 'se'  
        },axes: {  
      xaxis: {  
        renderer: $.jqplot.CategoryAxisRenderer  
      }  
    },Highlighter: {  
        show: true,sizeAdjust: 7,showTooltip: true,tooltipSeparator: ': '  
          
    }  
  });  
    }//判断结束  
    else{  
        Dialog.alert("起始日期不能小于结束日期!");  
    }  
};  
</script>  
  
</head>  
<body onLoad="defquery()" style="margin-top:10px;"  bgcolor="#ffffff" leftmargin="0" rightmargin="0" bottommargin="0" marginwidth="0" marginheight="0">  
<div align="center">  
    <div class="title">外网访问量统计图<hr></div>  
</div>  
  
<div align="center" style="background-image:url(${pageContext.request.contextPath }/admin/images/bj3.jpg)">  
<table border="0" cellpadding="0" cellspacing="0" width="744"    id="table3">  
<tr>  
<td width="60%" height=20 align=center>  
请选择时段：  
<input readonly id="st" type="text" name="st" size="18" value="" maxlength="50">  
<img onClick="WdatePicker({el:'st'})" src="${pageContext.request.contextPath }/admin/My97DatePicker/skin/datePicker.gif"width="16" height="22" align="middle">至  
<input readonly id="et" type="text" name="et" size="18" value="" maxlength="50">  
<img onClick="WdatePicker({el:'et'})" src="${pageContext.request.contextPath }/admin/My97DatePicker/skin/datePicker.gif"width="16" height="22" align="middle">  
<input type="button" value="开始统计" name="B2" class="buttonStyle" onClick="defquery();">  
</td>  
</tr>  
</table>  
</div>  
  
<div align="center">  
  <div id="chart" style="margin-top:2px; margin-left:20px; width:840px; height:460px;"></div>  
</div>  
  
</body>  
</html>
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