[英]How to remove static string “DataSet” from Legends of Pie Chart for danielgindi/Charts ios?
[英]Remove Value Labels from iOS Charts Pie Chart
我有一個餅圖,我試圖從圖表中刪除值標簽,因為它們會相互溢出,但似乎沒有代碼將其刪除。
這是我一直在嘗試刪除它的代碼:
chartIMG.drawEntryLabelsEnabled = false
但它似乎不起作用。
我創建圖表的代碼:
func configure(dataPoints: [String], values: [Double]) {
var dataEntries: [ChartDataEntry] = []
for i in 0..<dataPoints.count {
let dataEntry1 = PieChartDataEntry(value: Double(i), label: dataPoints[i], data: dataPoints[i] as AnyObject)
dataEntries.append(dataEntry1)
}
print(dataEntries[0].data)
let pieChartDataSet = PieChartDataSet(values: dataEntries, label: "Symptoms")
let pieChartData = PieChartData(dataSet: pieChartDataSet)
chartIMG.data = pieChartData
chartIMG.drawEntryLabelsEnabled = false
chartIMG.chartDescription?.text = ""
var colors: [UIColor] = []
for _ in 0..<dataPoints.count {
let red = Double(arc4random_uniform(256))
let green = Double(arc4random_uniform(256))
let blue = Double(arc4random_uniform(256))
let color = UIColor(red: CGFloat(red/255), green: CGFloat(green/255), blue: CGFloat(blue/255), alpha: 1)
colors.append(color)
}
pieChartDataSet.colors = colors
}
這是刪除它的唯一方法還是我做錯了什么?
如果您需要禁用數據集條目的繪圖值,請使用此
pieChartDataSet.drawValuesEnabled = false
如果您需要禁用某些軸上的繪圖值,請使用以下命令:
chartIMG.rightAxis.drawLabelsEnabled = false
chartIMG.leftAxis.drawLabelsEnabled = false
chartIMG.xAxis.drawLabelsEnabled = false
chartIMG.rightAxis.drawLabelsEnabled = false
我知道這是一個舊帖子,但我一直在尋找以解決這個問題。 我認為在發布的最后一個版本中,他們禁用了對 drawLabelsEnabled 的訪問,這使得幾乎不可能關閉餅圖上的值標簽。
我強迫它不繪制標簽的方法是在 Charts.xcodeproj > Source > Charts > Renderers > PieChartRenderer.swift 中更改第 335 行:
let drawValues = dataSet.isDrawValuesEnabled
到
let drawValues = false
Swift 5.0+ 圖表 v3.5+
pieChartView.data?.setDrawValues(false)
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