using System;
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using System.IO;
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using Android.Content;
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using Shared;
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using ZXing.Mobile;
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namespace HDL_ON
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{
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public class Scan: Java.Lang.Object,HDL_ON_Android.ScanActivity.ScanResult
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{
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public Scan()
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{
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}
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private static Scan ins;
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public static Scan Ins
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{
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get
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{
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if (ins == null)
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{
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ins = new Scan();
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}
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return ins;
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}
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}
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public string TipMsg = string.Empty;
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Action<string> resultAction;
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static MobileBarcodeScanner scanner;
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public void OpenScan(Action<string> action)
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{
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resultAction = action;
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//string cancel = "取消";
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//string flashText = "";
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//string titleText = "二维码扫描";
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//if (Language.CurrentLanguage != "Chinese")
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//{
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// cancel = "Cancel";
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// flashText = "";
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// titleText = "Scan";
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//}
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((BaseActivity)Shared.Application.Activity).SetCamera(async (obj) =>
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{
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if (obj)//权限是否打开
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{
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if (scanner == null)
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{
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var intent = new Intent(Shared.Application.Activity, typeof(HDL_ON_Android.ScanActivity));
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Shared.Application.Activity.StartActivity(intent);
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HDL_ON_Android.ScanActivity.InitDdd(this);
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//MobileBarcodeScanner.Initialize(Shared.Application.Activity.Application);
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//var mZXingCustomScanView = new ZXingCustomScanView(Shared.Application.Activity.Application);
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//mZXingCustomScanView.cancelTextView.Text = cancel;
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//mZXingCustomScanView.flashTextView.Text = flashText;
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//mZXingCustomScanView.titleTextView.Text = titleText;
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//mZXingCustomScanView.SetMinimumWidth( 1800);
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//var bOn = false;
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//scanner = new ZXing.Mobile.MobileBarcodeScanner()
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//{
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// UseCustomOverlay = true,
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// CustomOverlay = mZXingCustomScanView
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//};
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////scanner.CustomOverlay.width
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//mZXingCustomScanView.OnCancel += () =>
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//{
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// scanner?.Cancel();
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//};
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//mZXingCustomScanView.OnTorch += () =>
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//{
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// bOn = !bOn;
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// scanner?.Torch(bOn);
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//};
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}
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//var result = await scanner.Scan();
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//if (result != null)
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// action?.Invoke(result.Text);
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//else
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// action?.Invoke(null);
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}
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else
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{
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action?.Invoke(null);
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Action action1 = () => {
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Intent intent = new Intent(Android.Provider.Settings.ActionApplicationDetailsSettings);
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intent.AddFlags(ActivityFlags.NewTask);
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Android.Net.Uri uri = Android.Net.Uri.FromParts("package", Application.Activity.PackageName, null);
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intent.SetData(uri);
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Application.Activity.StartActivity(intent);
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};
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if (string.IsNullOrEmpty(TipMsg))
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{
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if (Language.CurrentLanguage == "Chinese")
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{
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new HDL_ON.UI.PublicAssmebly().TipOptionMsg(StringId.Tip, "相机访问权限已被拒绝，请前往系统设置打开相关权限。", action1);
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}
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else
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{
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new HDL_ON.UI.PublicAssmebly().TipOptionMsg(StringId.Tip, "Camera access has been denied. Please go to system settings to open relevant permissions.", action1);
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}
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}
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else
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{
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new HDL_ON.UI.PublicAssmebly().TipOptionMsg(StringId.Tip, TipMsg,action1,45);
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TipMsg = string.Empty;
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}
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}
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});
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}
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public static byte[] BytesFromText(string text, int width = 300, int height = 300)
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{
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if (text == "") return null;
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var barcodeWriter = new ZXing.Mobile.BarcodeWriter
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{
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Format = ZXing.BarcodeFormat.QR_CODE,
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Options = new ZXing.Common.EncodingOptions
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{
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Width = width,
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Height = height,
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Margin = 0
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}
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};
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barcodeWriter.Renderer = new ZXing.Mobile.BitmapRenderer();
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var bitmap = barcodeWriter.Write(text);
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using (var stream = new MemoryStream())
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{
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bitmap.Compress(Android.Graphics.Bitmap.CompressFormat.Png, 100, stream); // this is the diff between iOS and Android
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stream.Position = 0;
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return stream.ToArray();
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}
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}
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//public static void OpenScan1(Action<string> action)
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//{
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// (Shared.Application.Activity as BaseActivity).SetCamera((obj) => {
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// if (obj)
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// {
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// var scanner = new MobileBarcodeScanner { };
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// // ZXing
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// scanner.UseCustomOverlay = false;
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// // 底部两个按钮文字
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// scanner.FlashButtonText = "";//"识别";
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// scanner.CancelButtonText = Language.CurrentLanguage == "Chinese" ? "取消" : "Cancel";
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// // 方框上，下方文字提示
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// scanner.TopText = Language.CurrentLanguage == "Chinese" ? "请将条形码对准方框内" : "Please align the bar code in the scan box";
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// scanner.BottomText = "";
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// // 延时三秒自动扫秒
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// var opt = new MobileBarcodeScanningOptions();
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// opt.DelayBetweenContinuousScans = 3000;
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// scanner.ScanContinuously(opt, (obj2) => {
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// scanner.Cancel();
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// action?.Invoke(obj2.Text);
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// });
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// }
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// else
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// {
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// action?.Invoke("");
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// }
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// });
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//}
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//static void initFromCameraParameters(Android.Graphics.Camera camera)
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//{
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// //camera.SetLocation
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//}
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public void onResult(string result)
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{
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if (!string.IsNullOrEmpty( result))
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resultAction?.Invoke(result);
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else
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resultAction?.Invoke(null);
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}
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}
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}
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