< template> 
< ! --   svg图-- > 
  < div id= "svgContainer" > < / div> 
< / template> 
< script> 
import  svgPanZoom from  'svg-pan-zoom' 
import  svgFile from  '../datav/img/220kVscb.svg'  
export  default  { 
  name :  'svgImage' , 
  data  ( )  { 
    return  { 
    } 
  } , 
  mounted  ( )  { 
    this . $nextTick ( ( )  =>  { 
      const  svgContainer =  document. getElementById ( 'svgContainer' ) 
      
      const  svgElement =  document. createElement ( 'object' ) 
      const  height =  svgContainer. clientHeight
      svgElement. type =  'image/svg+xml' 
      svgElement. data =  svgFile
      svgElement. width =  '100%' 
      svgElement. height =  height -  20 
      
      svgContainer. appendChild ( svgElement) 
      
      svgElement. onload  =  ( )  =>  { 
        const  panZoom =  svgPanZoom ( svgElement,  { 
          zoomEnabled :  true , 
          controlIconsEnabled :  true 
        } ) 
        
        this . $once ( 'hook:beforeDestroy' ,  ( )  =>  { 
          panZoom. destroy ( ) 
        } ) 
      } 
    } ) 
  } 
} 
< / script> 
< style lang= "less" > 
< / style>