[GitHub] wangxuedongOvO opened a new issue #8325: graph如何设置圆点和坐标系

[GitBox <gi...@apache.org>]

wangxuedongOvO opened a new issue #8325: graph如何设置圆点和坐标系
URL: https://github.com/apache/incubator-echarts/issues/8325
 
 
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   ### graph类型的图表如何设置圆点和坐标系
   需要在绘制graph图表的时候，显示一个网状的直角坐标系，坐标系的原点在画板的左下角位置，坐标系的最大值和最小值是根据后台返回的点的坐标的最大值和最小值来确定。
   
   
   
   
   ### Version & Environment [版本及环境]
   + ECharts version [ECharts 版本]: echart3
   + Browser version [浏览器类型和版本]: chrome
   + OS Version [操作系统类型和版本]: mac
   
   
   
   
   
   ### Expected behaviour [期望结果]
   需要在绘制graph图表的时候，显示一个网状的直角坐标系，坐标系的原点在画板的左下角位置，坐标系的最大值和最小值是根据后台返回的点的坐标的最大值和最小值来确定。
   
   
   
   
   ### ECharts option [ECharts配置项]
   <!-- Copy and paste your 'echarts option' here. -->
   <!-- [下方贴你的option，注意不要删掉下方 ```javascript 和 尾部的 ``` 字样。最好是我们能够直接运行的 option。如何得到能运行的 option 参见上方的 guidelines for contributing] -->
   ```javascript
   data = [
       {
         name: 'a',
         x: 0,
         y: 0
       },
       {
         name: 'b',
         x: 800,
         y: 300
       },
       {
         name: 'c',
         x: 550,
         y: 100
       },
       {
         name: 'd',
         x: 550,
         y: 500
       }
     ];
   
   
     links = [
       {
         source: 'b',
         target: 'a'
       },
       {
         source: 'a',
         target: 'b'
       },
       {
         source: 'a',
         target: 'c'
       },
       {
         source: 'b',
         target: 'c'
       },
       {
         source: 'b',
         target: 'd'
       },
       {
         source: 'a',
         target: 'd'
       }
     ];
   
   option = {
    title: {
         text: '绘制结果展示'
       },
       tooltip: {
         show: true,
         formatter: function(params) {
           var data = params.data;
           if (data.name) {
             return `${data.name}(${data.x},${data.y})`;
           } else {
             return `线段${data.source}到${data.target}`;
           }
           
         }
       },
       toolbox: {
         show: true,
         right: 20,
         feature: {
           saveAsImage: {
             show: true
           }
         }
       },
       animationDurationUpdate: 1500,
       animationEasingUpdate: 'quinticInOut',
       series: [{
         type: 'graph',
         layout: 'none',
         symbolSize: 50,
         // focusNodeAdjacency: true,
         roam: false,
         label: {
           normal: {
             show: true
           }
         },
         data: data,
         // links: [],
         links: links,
         lineStyle: {
           normal: {
             opacity: 0.9,
             width: 2,
             curveness: 0
           }
         }
       }]
     };
   }
   
   ```
   
   
   
   
   ### Other comments [其他信息]
   <!-- For example: Screenshot or Online demo -->
   <!-- [例如，截图或线上实例 (JSFiddle/JSBin/Codepen)] -->
   
   

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