【问题标题】:Loading Multiple Series in Highcharts dynamically returns errors在 Highcharts 中加载多个系列动态返回错误
【发布时间】:2017-10-30 11:22:50
【问题描述】:

我正在尝试实现一个 Highcharts 图表以将新系列动态加载到 .NET MVC 中的同一图表。我只需要根据一些属性将相同的数据集分成几个组,并将这些组显示为多个系列。使用单选按钮选择分组属性。我使用 Jquery 编写了一个“on change”事件处理程序。为了加载多个系列,我删除了所有当前系列并添加了新系列。但它们返回两个错误。

while (chart.series.length > 0) {
           chart.series[0].remove(false);
 }
 chart.redraw();

这个块破坏了现有的系列。但它返回以下错误。

Uncaught TypeError: Cannot read property 'isSVG' of undefined
    at a.SVGElement.destroy (highcharts.js:53)
    at highcharts.js:212
    at Array.forEach (<anonymous>)
    at a.each (highcharts.js:28)
    at a.Legend.destroyItem (highcharts.js:212)
    at k.destroy (highcharts.js:286)
    at d (highcharts.js:316)
    at a.fireEvent (highcharts.js:31)
    at k.remove (highcharts.js:316)
    at k.remove (highcharts.js:334)
destroy @ highcharts.js:53
(anonymous) @ highcharts.js:212
a.each @ highcharts.js:28
destroyItem @ highcharts.js:212
destroy @ highcharts.js:286
d @ highcharts.js:316
a.fireEvent @ highcharts.js:31
remove @ highcharts.js:316
remove @ highcharts.js:334
(anonymous) @ StackedChart:285
dispatch @ jquery-1.10.2.js:5109
elemData.handle @ jquery-1.10.2.js:4780

以下是加载新系列的代码。

if (i != (workCenterData.length - 1))
      chart.addSeries({ data: dataArray }, false);
else
      chart.addSeries({ data: dataArray }, true);

此块返回以下错误。

Uncaught TypeError: Cannot read property 'setAttribute' of undefined
    at a.SVGElement.fillSetter (highcharts.js:59)
    at a.SVGElement.<anonymous> (highcharts.js:43)
    at a.objectEach (highcharts.js:29)
    at a.SVGElement.attr (highcharts.js:42)
    at a.Legend.colorizeItem (highcharts.js:212)
    at a.Legend.renderItem (highcharts.js:217)
    at highcharts.js:220
    at Array.forEach (<anonymous>)
    at a.each (highcharts.js:28)
    at a.Legend.render (highcharts.js:220)
fillSetter @ highcharts.js:59
(anonymous) @ highcharts.js:43
a.objectEach @ highcharts.js:29
attr @ highcharts.js:42
colorizeItem @ highcharts.js:212
renderItem @ highcharts.js:217
(anonymous) @ highcharts.js:220
a.each @ highcharts.js:28
render @ highcharts.js:220
redraw @ highcharts.js:232
C @ series-label.js:9
a.(anonymous function) @ highcharts.js:19
(anonymous) @ highcharts.js:307
a.fireEvent @ highcharts.js:31
addSeries @ highcharts.js:306
(anonymous) @ StackedChart:314
dispatch @ jquery-1.10.2.js:5109
elemData.handle @ jquery-1.10.2.js:4780

我尝试了这两种销毁方法,然后在单击普通 HTML 页面的按钮上重新生成新系列,它可以工作。也许这与.NET 有关。因为我参考了很多论坛,他们推荐这些方法。抱歉,我不能包含小提琴,因为我的数据是从数据库中获取的。任何想法如何进行动态加载或摆脱这些错误?

【问题讨论】:

    标签: javascript jquery .net charts highcharts


    【解决方案1】:

    没关系,我添加了一个虚假的传说物品作为传说标题出现,但我还编写了一个函数来破坏这个传说标题的符号。注释掉这个函数就可以了。它按照我现在想要的方式工作。

    【讨论】:

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