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我向故事板添加了bar chart,但我无法为我的数据条目正确设置标签。如何在ios图表中为BarChartView的XAxis添加标签
这里是我的代码:
var names = ["aaa", "bbb", "ccc", "ddd"]
var values = [230.0, 280.0, 450.0, 340.0]
setChart(dataPoints: names, values: values)
setChart功能:
func setChart(dataPoints: [String], values: [Double])
{
let formatter = BarChartFormatter()
formatter.setValues(values: dataPoints)
let xaxis:XAxis = XAxis()
barChartView.noDataText = "You need to provide data for the chart."
var dataEntries: [BarChartDataEntry] = []
for i in 0..<dataPoints.count
{
let dataEntry = BarChartDataEntry(x: Double(i), y: values[i])
dataEntries.append(dataEntry)
}
let chartDataSet = BarChartDataSet(values: dataEntries, label: "موجودی")
let chartData = BarChartData(dataSet: chartDataSet)
xaxis.valueFormatter = formatter
barChartView.xAxis.labelPosition = .bottom
barChartView.xAxis.drawGridLinesEnabled = false
barChartView.xAxis.valueFormatter = xaxis.valueFormatter
barChartView.chartDescription?.enabled = false
barChartView.legend.enabled = true
barChartView.rightAxis.enabled = false
barChartView.data = chartData
}
终于格式:
但是,如下图所示它没有很好地工作:
如图所示,它添加6个标签,而不是4个标签,它也有重复。
但是,我已经阅读this solution,正如你所看到的,它还有一些问题。
我该如何解决这个问题?
这对我不起作用。请参阅我的[问题](https://stackoverflow.com/questions/46618636/how-to-add-string-labels-xaxis-labels-to-horizontal-bar-in-charts-framework) –