[{
  "type": "AlternatorSvg",
  "title": "发电机",
  "template": "<ellipse id=\"c1\" cx=\"50\" cy=\"50\" rx=\"35\" ry=\"35\" fill=\"none\" :stroke=\"prop_data.svgColor\" stroke-width=\"2\" transform=\"translate(-50,-50)\"></ellipse><path id=\"l1\" d=\"M30,50 C30,44 34,40 40,40 46,40 50,44 50,50 M50,50 C50,56 54,60 60,60 66,60 70,56 70,50 \" fill=\"none\" :stroke=\"prop_data.svgColor\" stroke-width=\"2\" transform=\"translate(-50,-50)\"></path>",
  "props": ["prop_data"],
  "default_attr":{
    "color":"#FF0000"
  },
  "create_type":"draggable",
  "priview_img":"/AlternatorSvg.png"
}, {
  "type": "ArrowDownSvg",
  "title": "箭头向下",
  "template": "<polygon  points=\"0,-8 5,0 10,-8\" :fill=\"prop_data.svgColor\" :stroke=\"prop_data.svgColor\" stroke-width=\"2\" transform=\"translate(-5,0)\"></polygon>",
  "props": ["prop_data"],
  "default_attr":{
    "color":"#FF0000"
  },
  "create_type":"draggable",
  "priview_img":"/ArrowDownSvg.png"
}, {
  "type": "ArrowUpSvg",
  "title": "箭头向上",
  "template": "<polygon  points=\"0,8 5,0 10,8\" :fill=\"prop_data.svgColor\" :stroke=\"prop_data.svgColor\" stroke-width=\"2\" transform=\"translate(-5,0)\"></polygon>",
  "props": ["prop_data"],
  "default_attr":{
    "color":"#FF0000"
  },
  "create_type":"draggable",
  "priview_img":"/ArrowUpSvg.png"
},
{
  "type": "ConnLineSvg",
  "title": "连接线",
  "template": "<line x1=\"0\" y1=\"0\" :x2=\"(prop_data.mPoint.endX-prop_data.mPoint.startX)\" :y2=\"(prop_data.mPoint.endY-prop_data.mPoint.startY)\" :fill=\"prop_data.svgColor\" :stroke=\"prop_data.svgColor\"  stroke-width=\"2\"></line>",
  "props": ["prop_data"],
  "default_attr":{
    "color":"#FF0000"
  },
  "create_type":"click",
  "priview_img":"/VerticalLineSvg.png"
}]