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小牛编辑

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2023-12-01

这用于创建弧形。

语法 (Syntax)

以下是添加弧的简单语法。

xtype: 'draw',
type: 'arc'

例子 (Example)

以下是一个显示用法的简单示例。

<!DOCTYPE html>
<html>
   <head>
      <link href = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/classic/theme-classic/resources/theme-classic-all.css" 
         rel = "stylesheet" />
      <script type = "text/javascript" 
         src = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/ext-all.js"></script>
      <script type = "text/javascript" 
         src = "https://cdnjs.cloudflare.com/ajax/libs/extjs/6.0.0/packages/charts/classic/charts.js"></script>
      <script type = "text/javascript">
         Ext.onReady(function() {
            Ext.create ({
               xtype: 'draw', 
               renderTo: Ext.getBody(),
               width: 600,
               height: 400,
               sprites: [{
                  type: 'arc',
                  cx: 100,
                  cy: 100,
                  r: 80,
                  fillStyle: '#1F6D91',
                  startAngle: 0,
                  endAngle: Math.PI,
                  anticlockwise: true
               }]
            });
         });
      </script>
   </head>
   <body>
   </body>
</html>