关系图echarts graph配置项内容和展示

series数组里面 坐标定位 会重叠 坐标无效

      option = {
    title: {
        text: '关系图'
    },
    
    series: [{
			type: 'graph',
            layout: 'none',
            symbolSize: 50,
            roam: true,
            label: {
                normal: {
                    show: true
                }
            },
            edgeSymbol: ['circle', 'arrow'],
            edgeSymbolSize: [4, 10],
            edgeLabel: {
                normal: {
                    textStyle: {
                        fontSize: 20
                    }
                }
            },
            data: [{
                name: '节点1',
                x: 50,
                y: 50
            }, {
                name: '节点2',
                x: 150,
                y: 50
            }, {
                name: '节点3',
                x: 100,
                y: 80
            }, {
                name: '节点4',
                x: 100,
                y: 20
            }],
           
            links: [{
                source: '节点1',
                target: '节点3'
            }, {
                source: '节点2',
                target: '节点3'
            }, {
                source: '节点2',
                target: '节点4'
            }, {
                source: '节点1',
                target: '节点4'
            }],
            lineStyle: {
                normal: {
                    opacity: 0.9,
                    width: 2,
                    curveness: 0
                }
            }
        },{
			type: 'graph',
            layout: 'none',
            symbolSize: 50,
            roam: true,
            label: {
                normal: {
                    show: true
                }
            },
            edgeSymbol: ['circle', 'arrow'],
            edgeSymbolSize: [4, 10],
            edgeLabel: {
                normal: {
                    textStyle: {
                        fontSize: 20
                    }
                }
            },
            data: [{
                name: '节点5',
                x: 300,
                y: 300
            }, {
                name: '节点6',
                x: 400,
                y: 300
            }, {
                name: '节点7',
                x: 350,
                y: 350
            }, {
                name: '节点8',
                x: 350,
                y: 250
            }],
            // links: [],
            links: [ {
                source: '节点5',
                target: '节点7'
            }, {
                source: '节点6',
                target: '节点7'
            }, {
                source: '节点6',
                target: '节点8'
            }, {
                source: '节点5',
                target: '节点8'
            }],
            lineStyle: {
                normal: {
                    opacity: 0.9,
                    width: 2,
                    curveness: 0
                }
            }
        }
        ]
};