Ext.js - 画圆

用于创建圆形。

语法

以下为添加圆形的简单语法。

xtype: 'draw',
type: 'circle'

范例

以下为显示使用情况的简单示例。

实时演示

<!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',
               sprites: [{
                  type: 'circle',
                  fillStyle: 'red',
                  r: 100,
                  cx: 100,
                  cy: 100
               }],
               height:205,
               width:205,
               renderTo:Ext.getBody()
            });
         });
      </script>
   </head>
   
   <body>
   </body>
</html>

上述程序将产生以下结果 −

extjs_drawing.htm

打印页面