using Foundation;
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using System;
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using WebKit;
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namespace Shared
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{
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/// <summary>
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/// MyEchartsViewOn HDLON+
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/// </summary>
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public class MyEchartsViewOn : View
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{
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//EchartRootJson jsonData = new EchartRootJson() { };
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/// <summary>
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/// option的配置json
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/// </summary>
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string optionJsonString;
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/// <summary>
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/// WKWebView控件
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/// </summary>
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WKWebView uIWebView;
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/// <summary>
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///
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/// </summary>
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public MyEchartsViewOn()
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{
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//jsonData = new EchartRootJson();
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//默认布局，宽高为0的话会异常
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var mFrame = new CoreGraphics.CGRect(base.X, base.Y, 10, 10);
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uIWebView = new WKWebView(mFrame, new WKWebViewConfiguration()) { };
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uiView = uIWebView;
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uIWebView.ScrollView.Bounces = false;
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uIWebView.ScrollView.ScrollEnabled = false;
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uIWebView.NavigationDelegate = new OnWKNavigationDelegate(this);
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//var filePath = NSBundle.MainBundle.PathForResource("echarts", "html");
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var filePath = NSBundle.MainBundle.PathForResource("echartsNew", "html");
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var url = new NSUrl(filePath, false);
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uIWebView.LoadFileUrl(url, url);
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}
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/// <summary>
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/// 加载本地HTML
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/// </summary>
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public void LoadFileUrl()
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{
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var filePath = NSBundle.MainBundle.PathForResource(htmlPathName, "html");
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var url = new NSUrl(filePath, false);
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uIWebView.LoadFileUrl(url, url);
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}
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/// <summary>
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///
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/// </summary>
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string htmlPathName = "echarts";
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public string HtmlPathName
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{
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get
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{
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return htmlPathName;
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}
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set
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{
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htmlPathName = value;
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LoadFileUrl();
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}
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}
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/// <summary>
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/// 是否采用LoadEchartsNew的方式
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/// </summary>
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bool IsLoadEchartsNew = false;
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/// <summary>
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/// 加载Option配置参数
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/// 刷新图表
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/// </summary>
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/// <param name="option"></param>
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public void ShowWithOption(string option)
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{
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IsLoadEchartsNew = true;
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optionJsonString = option;
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EvaluateJavascript();
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}
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/// <summary>
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/// 加载Option配置jsonString
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/// </summary>
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/// <param name="jsonString"></param>
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public void ShowWithOptionJsonString(string jsonString)
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{
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IsLoadEchartsNew = false;
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optionJsonString = jsonString;
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EvaluateJavascript();
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}
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/// <summary>
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/// EvaluateJavascript
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/// </summary>
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public void EvaluateJavascript()
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{
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WKJavascriptEvaluationResult handler = (NSObject result, NSError err) =>
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{
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if (err != null)
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{
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HDLUtils.WriteLine("EvaluateJavascript:" + err);
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}
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if (result != null)
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{
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HDLUtils.WriteLine("EvaluateJavascript:" + result);
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}
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};
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//是否调用loadEchartsNew
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if (IsLoadEchartsNew)
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{
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uIWebView.EvaluateJavaScript($"loadEchartsNew({optionJsonString})", handler);
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}
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else
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{
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uIWebView.EvaluateJavaScript($"loadEcharts({optionJsonString})", handler);
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}
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}
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/// <summary>
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/// OnWKNavigationDelegate
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/// </summary>
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public class OnWKNavigationDelegate : WKNavigationDelegate
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{
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[Weak] MyEchartsViewOn _MyEchartsViewOn;
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public OnWKNavigationDelegate(MyEchartsViewOn view)
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{
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_MyEchartsViewOn = view;
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}
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public override void DidFinishNavigation(WKWebView webView, WKNavigation navigation)
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{
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Console.WriteLine("WKWebView DidFinishNavigation");
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_MyEchartsViewOn.EvaluateJavascript();
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}
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}
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}
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}
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