using System;
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using Android.Webkit;
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using System.Collections.Generic;
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namespace Shared
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{
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/// <summary>
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/// Button 按键
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/// </summary>
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public class MyEchartsView : View
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{
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JsonData jsonData = new JsonData { };
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public MyEchartsView()
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{
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webView = new MyWebView(Application.Activity, this);
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webView.SetWebViewClient(new MyWebViewClient
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{
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pageFinishedAction = () =>
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{
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refresh($"javascript:loadEcharts({Newtonsoft.Json.JsonConvert.SerializeObject(jsonData)},'undefined')");
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}
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});
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webView.LoadUrl("file:///android_asset/Echarts/index.html");
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}
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public void Show(string title, string[] xArray, object[] yArray)
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{
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jsonData.Title = title;
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jsonData.XArray = xArray;
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jsonData.YArray = yArray;
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refresh($"javascript:refreshWithOption({ Newtonsoft.Json.JsonConvert.SerializeObject(jsonData)})");
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}
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public string Unit{
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get{
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return jsonData.Unit;
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}set{
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jsonData.Unit = value;
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}
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}
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/// <summary>
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/// 创新界面
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/// </summary>
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void refresh(string js)
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{
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if ((int)Android.OS.Build.VERSION.SdkInt < 18)
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{
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webView.LoadUrl(js);
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}
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else
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{
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webView.EvaluateJavascript(js, webView);
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}
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}
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MyWebView webView
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{
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get
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{
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return AndroidView as MyWebView;
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}
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set
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{
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AndroidView = value;
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}
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}
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internal class MyWebViewClient : Android.Webkit.WebViewClient
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{
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[Obsolete]
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public override bool ShouldOverrideUrlLoading(Android.Webkit.WebView view, string url)
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{
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view.LoadUrl(url);
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return true;
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}
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public override void OnPageFinished(WebView view, string url)
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{
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base.OnPageFinished(view, url);
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pageFinishedAction?.Invoke();
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}
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internal Action pageFinishedAction;
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}
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class MyWebView : Android.Webkit.WebView, IValueCallback
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{
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View view;
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public MyWebView(Android.Content.Context context, View view)
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: base(context)
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{
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this.view = view;
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SetBackgroundColor(Android.Graphics.Color.Transparent);
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Settings.AllowFileAccess = true;
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Settings.JavaScriptEnabled = true;
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HorizontalScrollBarEnabled = false;
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VerticalScrollBarEnabled = false;
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Settings.SetSupportZoom(true);
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Settings.JavaScriptCanOpenWindowsAutomatically = true;
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}
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public void OnReceiveValue(Java.Lang.Object value)
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{
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Shared.HDLUtils.WriteLine("Respone " + value);
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}
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}
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[Serializable]
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class JsonData
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{
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/// <summary>
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/// 标题内容
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/// </summary>
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/// <value>The title.</value>
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[Newtonsoft.Json.JsonIgnore]
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public string Title
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{
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get
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{
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return title["text"].ToString();
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}
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set
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{
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title["text"] = value;
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}
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}
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[Newtonsoft.Json.JsonProperty]
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readonly Dictionary<string, object> title = new Dictionary<string, object> { ["text"] = "" };
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[Newtonsoft.Json.JsonProperty]
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readonly Dictionary<string, object> tooltip = new Dictionary<string, object> { ["trigger"] = "axis" };
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/// <summary>
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/// X轴坐标点
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/// </summary>
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/// <value>The XA rray.</value>
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[Newtonsoft.Json.JsonIgnore]
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public string[] XArray
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{
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get
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{
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return (xAxis[0] as Dictionary<string, object>)["data"] as string[];
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}
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set
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{
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(xAxis[0] as Dictionary<string, object>)["data"] = value;
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}
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}
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[Newtonsoft.Json.JsonProperty]
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readonly List<object> xAxis = new List<object> { new Dictionary<string, object> { ["type"] = "category", ["boundaryGap"] = false, ["data"] = new object[] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 } } };
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[Newtonsoft.Json.JsonIgnore]
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public string Unit
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{
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get
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{
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return ((yAxis[0] as Dictionary<string, object>)["axisLabel"] as Dictionary<string, object>)["formatter"].ToString().Substring("{value}".Length);
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}
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set
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{
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((yAxis[0] as Dictionary<string, object>)["axisLabel"] as Dictionary<string, object>)["formatter"] = "{value}" + value;
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}
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}
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[Newtonsoft.Json.JsonProperty]
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readonly List<object> yAxis = new List<object> { new Dictionary<string, object> { ["type"] = "value", ["axisLabel"] = new Dictionary<string, object> { ["formatter"] = "{value}" } } };
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/// <summary>
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/// Y轴坐标点
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/// </summary>
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/// <value>The YA rray.</value>
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[Newtonsoft.Json.JsonIgnore]
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public object[] YArray
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{
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get
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{
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return (series[0] as Dictionary<string, object>)["data"] as object[];
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}
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set
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{
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(series[0] as Dictionary<string, object>)["data"] = value;
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}
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}
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[Newtonsoft.Json.JsonProperty]
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readonly List<object> series = new List<object> { new Dictionary<string, object> { ["name"] = "Value", ["type"] = "line", ["data"] = new object[] { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, ["markPoint"] = new Dictionary<string, object> { ["data"] = new List<object> { new Dictionary<string, object> { ["type"] = "max", ["name"] = "Max" }, new Dictionary<string, object> { ["type"] = "min", ["name"] = "Min" } } }, ["markLine"] = new Dictionary<string, object> { ["data"] = new List<object> { new Dictionary<string, object> { ["type"] = "average", ["name"] = "Average" } } } } };
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}
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}
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}
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