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136
AAInfographicsDemo/Demo/BackUpContent/CustomXAxisLabelsClickEventCallbackVC.swift
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| // | ||
| // CustomAnyEventCallback.swift | ||
| // AAInfographicsDemo | ||
| // | ||
| // Created by Admin on 2022/5/31. | ||
| // Copyright © 2022 An An. All rights reserved. | ||
| // | ||
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| import AAInfographics | ||
| import WebKit | ||
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| //https://github.com/AAChartModel/AAChartKit/issues/1531 | ||
| //https://stackoverflow.com/questions/42062016/in-high-chart-how-to-add-event-for-label-click | ||
| class CustomXAxisLabelsClickEventCallbackVC: UIViewController { | ||
| let kUserContentMessageNameXAxisLabelsClick = "XAxisLabelsClick" | ||
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| private var aaChartView: AAChartView! | ||
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| override func viewDidLoad() { | ||
| super.viewDidLoad() | ||
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| view.backgroundColor = .white | ||
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| configureChartView() | ||
| configureChartViewCustomEventMessageHandler() | ||
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| let aaOptions = configureChartOptions() | ||
| aaChartView.aa_drawChartWithChartOptions(aaOptions) | ||
| } | ||
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| private func configureChartView() { | ||
| aaChartView = AAChartView() | ||
| let chartViewWidth = view.frame.size.width | ||
| let chartViewHeight = view.frame.size.height - 220 | ||
| aaChartView!.frame = CGRect(x: 0, y: 60, width: chartViewWidth, height: chartViewHeight) | ||
| aaChartView!.isScrollEnabled = false//Disable chart content scrolling | ||
| aaChartView!.isClearBackgroundColor = true | ||
| aaChartView!.delegate = self as AAChartViewDelegate | ||
| view.addSubview(aaChartView!) | ||
| } | ||
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| private func configureChartViewCustomEventMessageHandler() { | ||
| aaChartView!.configuration.userContentController.add(AALeakAvoider.init(delegate: self), name: kUserContentMessageNameXAxisLabelsClick) | ||
| } | ||
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| private func configureChartOptions() -> AAOptions { | ||
| AAOptions() | ||
| .chart(AAChart() | ||
| .type(.areaspline) | ||
| .events(AAChartEvents() | ||
| .load(""" | ||
| function() { | ||
| const childNodes = this.xAxis[0].labelGroup.element.childNodes; | ||
| childNodes | ||
| .forEach(function(label, index) { | ||
| label.style.cursor = "pointer"; | ||
| label.onclick = function() { | ||
| const message = { | ||
| category: this.textContent, | ||
| index: index, | ||
| }; | ||
| window.webkit.messageHandlers.\(kUserContentMessageNameXAxisLabelsClick).postMessage(message); | ||
| } | ||
| }); | ||
| } | ||
| """))) | ||
| .xAxis(AAXAxis() | ||
| .categories(["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"])) | ||
| .series([ | ||
| AASeriesElement() | ||
| .data([7.0, 6.9, 2.5, 14.5, 18.2, 21.5, 5.2, 26.5, 23.3, 45.3, 13.9, 9.6]) | ||
| .marker(AAMarker() | ||
| .lineColor(AAColor.red) | ||
| .lineWidth(3) | ||
| .radius(10)) | ||
| ]) | ||
| } | ||
| } | ||
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| extension CustomXAxisLabelsClickEventCallbackVC: WKScriptMessageHandler { | ||
| func userContentController(_ userContentController: WKUserContentController, didReceive message: WKScriptMessage) { | ||
| if message.name == kUserContentMessageNameXAxisLabelsClick { | ||
| let messageBody = message.body as! [String: Any] | ||
| let category = messageBody["category"] as? String | ||
| let index = messageBody["index"] as? Int | ||
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| print( | ||
| """ | ||
| 👇🏻👇🏻👇🏻------------------------------------------------------------------------------------------ | ||
| clicked X axis label category: \(category ?? "") | ||
| message = { | ||
| category: \(category ?? ""), | ||
| index: \(index ?? 0), | ||
| }; | ||
| 👆👆👆------------------------------------------------------------------------------------------ | ||
| """ | ||
| ) | ||
| } | ||
| } | ||
| } | ||
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| extension CustomXAxisLabelsClickEventCallbackVC: AAChartViewDelegate { | ||
| open func aaChartViewDidFinishLoad(_ aaChartView: AAChartView) { | ||
| print("🚀🚀🚀, AAChartView Did Finished Load!!!") | ||
| } | ||
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| open func aaChartView(_ aaChartView: AAChartView, clickEventMessage: AAClickEventMessageModel) { | ||
| print( | ||
| """ | ||
| clicked point series element name: \(clickEventMessage.name ?? "") | ||
| 🖱🖱🖱WARNING!!!!!!!!!!!!!!!!!!!! Click Event Message !!!!!!!!!!!!!!!!!!!! WARNING🖱🖱🖱 | ||
| ------------------------------------------------------------------------------------------ | ||
| user finger moved over!!!,get the move over event message: { | ||
| category = \(String(describing: clickEventMessage.category)) | ||
| index = \(String(describing: clickEventMessage.index)) | ||
| name = \(String(describing: clickEventMessage.name)) | ||
| offset = \(String(describing: clickEventMessage.offset)) | ||
| x = \(String(describing: clickEventMessage.x)) | ||
| y = \(String(describing: clickEventMessage.y)) | ||
| } | ||
| ------------------------------------------------------------------------------------------ | ||
| """ | ||
| ) | ||
| } | ||
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| } | ||
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