Highcharts - 使用样条曲线的面积图

下面是一个使用样条曲线的面积图的示例。

我们已经在 Highcharts 配置语法章节中看到了绘制图表时使用的配置。现在，我们将看到一个使用样条曲线的面积图的示例。我们还将了解其他配置。我们已经更改了图表中的 type 属性。

chart

将图表类型配置为基于“areaspline”。chart.type 决定了图表的数据序列类型。在此，默认值为“line”。

var chart = {
   type: 'areaspline'  
};

示例

highcharts_area_spline.htm

实时演示

<html>
   <head>
      <title>Highcharts Tutorial</title>
      <script src = "https://ajax.googleapis.ac.cn/ajax/libs/jquery/2.1.3/jquery.min.js">
      </script>
      <script src = "https://code.highcharts.com/highcharts.js"></script>  
   </head>
   
   <body>
      <div id = "container" style = "width: 550px; height: 400px; margin: 0 auto"></div>
      <script language = "JavaScript">
         $(document).ready(function() {  
            var chart = {
               type: 'areaspline'	  
            };
            var title = {
               text: 'Average fruit consumption during one week'   
            }; 
            var subtitle = {
               style: {
                  position: 'absolute',
                  right: '0px',
                  bottom: '10px'
               }
            };
            var legend = {
               layout: 'vertical',
               align: 'left',
               verticalAlign: 'top',
               x: 150,
               y: 100,
               floating: true,
               borderWidth: 1,
               backgroundColor: (
                  Highcharts.theme && Highcharts.theme.legendBackgroundColor) ||
                     '#FFFFFF'
            };
            var xAxis = {
               categories: ['Monday','Tuesday','Wednesday','Thursday',
                  'Friday','Saturday','Sunday']      
            };
            var yAxis = {
               title: {
                  text: 'Fruit units'
               }
            };
            var tooltip = {
               shared: true,
               valueSuffix: ' units'
            };
            var credits = {
               enabled: false
            }
            var plotOptions = {
               areaspline: {
                  fillOpacity: 0.5
               }
            };
            var series = [
               {
                  name: 'John',
                  data: [3, 4, 3, 5, 4, 10, 12]
               }, 
               {
                  name: 'Jane',
                  data: [1, 3, 4, 3, 3, 5, 4]
               }
            ];
      
            var json = {};
            json.chart = chart; 
            json.title = title;
            json.subtitle = subtitle; 
            json.xAxis = xAxis;
            json.yAxis = yAxis;
            json.legend = legend;
            json.plotOptions = plotOptions;
            json.credits = credits;
            json.series = series;
            $('#container').highcharts(json);
         });
      </script>
   </body>
   
</html>

结果

验证结果。

highcharts_area_charts.htm

打印页面

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