桑基图数据和效果例子echarts sankey配置项内容和展示

数据纯属虚构

      model= {
	"nodes": [
		{
		    "id": "a",
			"name": "a"
		},
		{
		    "id": "b",
			"name": "b"
		},
		{
		    "id": "c",
			"name": "c"
		},
		{
		    "id": "d1",
		    "name": "d"
		},
		{
		    "id": "d2",
		    "name": "d"
		}
	],
	"links": [
		{
			"source": "a",
			"target": "b",
			"value": 0.342284047256003
		},
		{
			"source": "b",
			"target": "c",
			"value": 0.32322870366987
		},
		{
			"source": "d1",
			"target": "a",
			"value": 0.177682517071359
		},
		{
			"source": "d2",
			"target": "c",
			"value": 0.133681507072122
		}
	]
}

option = {
    title: {
        text: 'Sankey Diagram'
    },
    tooltip: {
        trigger: 'item',
        triggerOn: 'mousemove'

    },
    series: [
        {
            type: 'sankey',
            layout:'none',
            data: model.nodes,
            links: model.links,
            itemStyle: {
                normal: {
                    borderWidth: 1,
                    borderColor: '#aaa'
                }
            },
            lineStyle: {
                normal: {
                    curveness: 0.5
                }
            },
            label: {
                normal: {
                    formatter: function(params) {
                        return params.name;
                    }
                }
            }
        }
    ]
}