树型关系图谱echarts graph配置项内容和展示

      option = {
    title: {
        text: '树型关系图谱'
    },
    tooltip: {
        formatter: function(x) {
            return x.data.des;
        }
    },
    series: [{
        type: 'graph',
        layout: 'force',
        symbolSize: 80,
        roam: true,
        edgeSymbol: ['circle', 'arrow'],
        edgeSymbolSize: [4, 10],
        edgeLabel: {
            normal: {
                textStyle: {
                    fontSize: 20
                }
            }
        },
        force: {
            repulsion: 2500,
            edgeLength: [10, 50]
        },
        draggable: true,
        itemStyle: {
            normal: {
                color: '#4b565b'
            }
        },
        lineStyle: {
            normal: {
                width: 2,
                color: '#4b565b'

            }
        },
        edgeLabel: {
            normal: {
                show: true,
                formatter: function(x) {
                    return x.data.name;
                }
            }
        },
        label: {
            normal: {
                show: true,
                textStyle: {}
            }
        },
        data: [{
            name: '1',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '2',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '3',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '1.1',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '1.2',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '1.3',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '2.1',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '2.2',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '1.1.1',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '1.1.2',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '1.1.3',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } ,{
            name: '0',
            symbolSize: 100,
            itemStyle: {
                normal: {
                    color: 'red'
                }
            }
        } 
        ],
        links: [{
            source: '0',
            target: '1',
        }, {
            source: '0',
            target: '2',
        },{
            source: '0',
            target: '3',
        },{
            source: '3',
            target: '',
        },{
            source: '1',
            target: '1.1',
        },{
            source: '1',
            target: '1.2',
        },{
            source: '1',
            target: '1.3',
        },{
            source: '2',
            target: '2.1',
        },{
            source: '2',
            target: '2.2',
        },{
            source: '1.1',
            target: '1.1.1',
        },{
            source: '1.1',
            target: '1.1.2',
        },{
            source: '1.1',
            target: '1.1.3',
        },{
            source: '',
            target: '',
        },{
            source: '',
            target: '',
        },{
            source: '',
            target: '',
        },{
            source: '',
            target: '',
        },{
            source: '',
            target: '',
        },{
            source: '',
            target: '',
        },
        ]
    }]
};