【问题标题】:How to make Google Line Chart circle have border?如何让谷歌折线图圆圈有边框?
【发布时间】:2018-10-14 21:00:39
【问题描述】:

我想知道是否有可能使一旦悬停在 Google 折线图上出现的圆圈带有彩色边框?

【问题讨论】:

    标签: charts google-visualization linegraph


    【解决方案1】:

    您可以使用样式列角色来更改点的样式。

    point {stroke-width: 2; stroke-color: red;}

    请参阅以下工作 sn-p,
    悬停一个点以查看样式...

    google.charts.load('current', {
      packages: ['corechart']
    }).then(function () {
      var data = new google.visualization.DataTable();
      data.addColumn('number', 'x');
      data.addColumn('number', 'y');
      data.addColumn({role: 'style', type: 'string'});
      data.addRows([
        [0, 1, 'point {stroke-width: 2; stroke-color: red;}'],
        [1, 2, 'point {stroke-width: 2; stroke-color: red;}'],
        [2, 3, 'point {stroke-width: 2; stroke-color: red;}'],
        [3, 4, 'point {stroke-width: 2; stroke-color: red;}'],
        [4, 5, 'point {stroke-width: 2; stroke-color: red;}'],
      ]);
    
      var options = {
        legend: 'none'
      };
    
      var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
      chart.draw(data, options);
    });
    <script src="https://www.gstatic.com/charts/loader.js"></script>
    <div id="chart_div"></div>

    【讨论】:

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