protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
//Set your main view here
SetContentView(Resource.Layout.activity_scanner);
_cameraView = FindViewById <SurfaceView>(Resource.Id.surface_view);
_textView = FindViewById <TextView>(Resource.Id.text_view);
_transparentView = FindViewById <SurfaceView>(Resource.Id.transparent_view);
_transparentView.SetZOrderOnTop(true);
_transparentView.Holder.SetFormat(Format.Transparent);
_numerator = _prevCount = 0;
//ReceiptTextValidation.OnValidationComplete();
var textRecognizer = new TextRecognizer.Builder(ApplicationContext).Build();
if (!textRecognizer.IsOperational)
{
Log.Error("Scan Activity", "Detector dependencies not yet available");
}
else
{
_cameraSource = new CameraSource.Builder(ApplicationContext, textRecognizer)
.SetFacing(CameraFacing.Back)
.SetRequestedPreviewSize(1280, 1024)
.SetRequestedFps(2.0f)
.SetAutoFocusEnabled(true)
.Build();
_cameraView.Holder.AddCallback(this);
textRecognizer.SetProcessor(this);
}
}
protected override void OnCreate(Bundle bundle)
{
screenWidth = Resources.DisplayMetrics.WidthPixels;
screenHeight = Resources.DisplayMetrics.HeightPixels;
base.OnCreate(bundle);
SetContentView(Resource.Layout.CameraLayout);
analyseButton = FindViewById <Button>(Resource.Id.show);
analyseButton.Visibility = ViewStates.Invisible;
retakeButton = FindViewById <Button>(Resource.Id.retake);
retakeButton.Visibility = ViewStates.Invisible;
_textureView = FindViewById <TextureView>(Resource.Id.textureView);
_textureView.SurfaceTextureListener = this;
_surfaceView = FindViewById <SurfaceView>(Resource.Id.surfaceView);
takePhoto = FindViewById <Button>(Resource.Id.captureImage);
_surfaceView.SetZOrderOnTop(true);
txt = FindViewById <TextView>(Resource.Id.place_items_hint);
//set the background to transparent
_surfaceView.Holder.SetFormat(Format.Transparent);
holder = _surfaceView.Holder;
takePhoto.Click += TakePhoto_Click;
analyseButton.Click += analyseButton_Click;
retakeButton.Click += RetakeButton_Click;
}
void SetupUserInterface()
{
activity = this.Context as Activity;
view = activity.LayoutInflater.Inflate(ObjectDetectionApp.Droid.Resource.Layout.CameraLayout, this, false);
transparentView = view.FindViewById <SurfaceView>(ObjectDetectionApp.Droid.Resource.Id.transparentView);
transparentView.SetZOrderOnTop(true);
holderTransparent = transparentView.Holder;
holderTransparent.SetFormat(Format.Transparent);
textureView = view.FindViewById <TextureView>(ObjectDetectionApp.Droid.Resource.Id.textureView);
textureView.SurfaceTextureListener = this;
}
private void StartVideoViewInBackground()
{
var windowManager = GetSystemService(WindowService).JavaCast <IWindowManager>();
var layoutParams = new WindowManagerLayoutParams(1, 1,
WindowManagerTypes.SystemOverlay,
WindowManagerFlags.WatchOutsideTouch,
Format.Translucent);
layoutParams.Gravity = GravityFlags.Top | GravityFlags.Left;
prevImage = new SurfaceView(this);
prevImage.SetZOrderOnTop(true);
windowManager.AddView(prevImage, layoutParams);
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
// Set our view from the "main" layout resource
SetContentView(Resource.Layout.Main);
_textureView = (TextureView)FindViewById(Resource.Id.textureView);
_textureView.SurfaceTextureListener = this;
_surfaceView = (SurfaceView)FindViewById(Resource.Id.surfaceview);
//set to top layer
_surfaceView.SetZOrderOnTop(true);
//set the background to transparent
_surfaceView.Holder.SetFormat(Format.Transparent);
holder = _surfaceView.Holder;
_surfaceView.Touch += _surfaceView_Touch;
}
public bool Start(CameraFacing cameraId, GotchaAFrame gotchaAFrameFromCamera)
{
bool result = true;
this.IsStopped = false;
this.GotchaAFrameCallback = gotchaAFrameFromCamera;
try {
using (Handler handler = new Handler(Looper.MainLooper)) {
handler.Post(() => {
cameraPreviewCallback = new MyCameraPreviewCallback(PictureDefaultFilename,
GotchaAFrameFromCamera);
surfaceView = new SurfaceView(Application.Context);
windowManager =
Application.Context.GetSystemService(Context.WindowService).JavaCast <IWindowManager>();
WindowManagerLayoutParams parameters = new WindowManagerLayoutParams(
1, 1,
WindowManagerTypes.SystemOverlay,
WindowManagerFlags.WatchOutsideTouch,
Android.Graphics.Format.Translucent);
surfaceHolder = surfaceView.Holder;
surfaceView.SetZOrderOnTop(true);
surfaceHolder.SetFormat(Android.Graphics.Format.Translucent);
surfaceHolderCallback = new MySurfaceHolderCallback(surfaceHolder, cameraPreviewCallback);
surfaceHolderCallback.cameraId = cameraId;
surfaceHolder.AddCallback(surfaceHolderCallback);
windowManager.AddView(surfaceView, parameters);
});
}
}
catch (Exception e) {
Log.Error(TAG, "Error: " + e.StackTrace);
result = false;
}
return(result);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
// Set our view from the "main" layout resource
Xamarin.Essentials.Platform.Init(this, savedInstanceState);
SetContentView(Resource.Layout.activity_camera);
_textureView = (TextureView)FindViewById(Resource.Id.textureView);
_textureView.SurfaceTextureListener = this; // что тут происходит??
_surfaceView = (SurfaceView)FindViewById(Resource.Id.surfaceview);
//set to top layer
_surfaceView.SetZOrderOnTop(true);
//set the background to transparent
_surfaceView.Holder.SetFormat(Android.Graphics.Format.Transparent); // что тут происходит??
holder = _surfaceView.Holder; // что тут происходит??
_surfaceView.Touch += SurfaceView_Touch;
// Получаю клиентов в радиусе 500.
GetUsersLoc();
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_main);
// 防止發生預期錯誤用:
StrictMode.VmPolicy.Builder builder = new StrictMode.VmPolicy.Builder();
StrictMode.SetVmPolicy(builder.Build());
// 顯示最上方的app名稱
//Android.Support.V7.Widget.Toolbar toolbar = FindViewById<Android.Support.V7.Widget.Toolbar>(Resource.Id.toolbar);
//SetSupportActionBar(toolbar);
FindViewById <Button>(Resource.Id.btn_rec).Click += Rec_Click;
FindViewById <Button>(Resource.Id.btn_view).Click += View_Click;
// 跑馬燈
TextView tv = FindViewById <TextView>(Resource.Id.mytv);
tv.Selected = true;
// 設定使用說明的按鈕
AlertDialog.Builder alert_tips = new AlertDialog.Builder(this); // For Button_Tips
AlertDialog.Builder alert_initial = new AlertDialog.Builder(this); // For initial tips dialog
if (show_time == 0)
{
alert_initial.SetTitle("使用順序");
alert_initial.SetMessage("1. 測謊規則 -> 開始測謊 -> 查看影像.\n2. 請詳細閱讀\u201C測謊規則\u201C.\n3. 閱讀完畢後，即可\u201C開始測謊\u201C.\n4. \u201C查看影像\u201C可預覽影像，方便確認影像品質!");
alert_initial.SetIcon(Android.Resource.Drawable.IcDialogInfo);
alert_initial.SetPositiveButton(" ok", new EventHandler <DialogClickEventArgs>((sender, e) => { }));
alert_initial.Show();
show_time++;
}
FindViewById <Button>(Resource.Id.btn_tips).Click += (sender, e) =>
{
alert_tips.SetTitle("測謊說明");
alert_tips.SetMessage("1. 確保受測者臉部完全包覆於黃色提示框內.\n"
+ "2. 請確保問題可讓受測者於6秒內回答完畢，敘述問題完畢後，即可按下**開始測謊**錄製影像，6秒後將自動停止錄影.\n"
+ "3. 錄製完畢後，按下**查看影像**預覽影像品質.\n"
+ "4. 請確認影片品質並檢查Wi-Fi功能是否開啟，無誤即可按下**上傳檔案**，等待數秒後即獲得測謊結果.\n"
+ "5. 最後，由衷的邀請您按下**填寫回饋單**，給予我們寶貴的建議，謝謝體驗!!!");
alert_tips.SetIcon(Android.Resource.Drawable.IcDialogInfo);
alert_tips.Show();
};
alert_tips.SetPositiveButton(" ok", new EventHandler <DialogClickEventArgs>((sender, e) => { }));
// 相機與錄製功能設定
_MediaRecorder = new MediaRecorder();
Camera = Camera.Open();
surfaceView = FindViewById <SurfaceView>(Resource.Id.surfaceView);
_Holder = surfaceView.Holder;
_SurfaceHolderCallBack = new SurfaceHolderCallBack(this, Camera, _MediaRecorder);
_Holder.AddCallback(_SurfaceHolderCallBack);
_Holder.SetType(SurfaceType.PushBuffers);
// For rectangle on surfaceview
sv_rec = FindViewById <SurfaceView>(Resource.Id.surface_rec);
holder = sv_rec.Holder;
sv_rec.Holder.SetFormat(Android.Graphics.Format.Transparent);
holder.SetFormat(Android.Graphics.Format.Transparent);
sv_rec.SetZOrderMediaOverlay(true);
sv_rec.SetZOrderOnTop(true);
holder.AddCallback(this);
} // End of OnCreate()