/// <summary>
/// Sets the busy.
/// </summary>
/// <param name="busy">If set to <c>true</c> busy.</param>
private void SetBusy(bool busy)
{
_cameraBusy = busy;
// set camera busy
Busy?.Invoke(this, _cameraBusy);
}
private void OnTimerElapsed(object sender, ElapsedEventArgs args)
{
try
{
IdleScanAnalysis analysis = new IdleScanAnalysis(this);
Scan?.Invoke(this, analysis);
try
{
if (analysis.Busy)
{
IdleCount = 0;
Busy?.Invoke(this, analysis);
}
else
{
IdleCount++;
Idle?.Invoke(this, analysis);
}
}
catch (Exception e)
{
EventLog.WriteEntry(e.ToString(), EventLogEntryType.Error, 18);
analysis.Error = true;
}
Eval?.Invoke(this, analysis);
}
catch (Exception e)
{
EventLog.WriteEntry(e.ToString(), EventLogEntryType.Error, 19);
}
}
/// <summary>
/// Notifies the busy.
/// </summary>
/// <param name="sender">Sender.</param>
/// <param name="busy">If set to <c>true</c> busy.</param>
public void NotifyBusy(object sender, bool busy)
{
Busy?.Invoke(this, busy);
}
/// <summary>
/// Takes the photo.
/// </summary>
public void TakePhoto()
{
if (_context != null && _cameraDevice != null)
{
try
{
Busy?.Invoke(this, true);
if (_mediaSoundLoaded)
{
_mediaSound.Play(MediaActionSoundType.ShutterClick);
}
// Pick the best JPEG size that can be captures with this CameraDevice
var characteristics = _manager.GetCameraCharacteristics(_cameraDevice.Id);
Size[] jpegSizes = null;
if (characteristics != null)
{
jpegSizes = ((StreamConfigurationMap)characteristics.Get(CameraCharacteristics.ScalerStreamConfigurationMap)).GetOutputSizes((int)ImageFormatType.RawSensor);
}
int width = 640;
int height = 480;
if (jpegSizes != null && jpegSizes.Length > 0)
{
width = jpegSizes[0].Width;
height = jpegSizes[0].Height;
}
// We use an ImageReader to get a JPEG from CameraDevice
// Here, we create a new ImageReader and prepare its Surface as an output from the camera
var reader = ImageReader.NewInstance(width, height, ImageFormatType.Jpeg, 1);
var outputSurfaces = new List <Surface>(2);
outputSurfaces.Add(reader.Surface);
outputSurfaces.Add(new Surface(_viewSurface));
CaptureRequest.Builder captureBuilder = _cameraDevice.CreateCaptureRequest(CameraTemplate.StillCapture);
captureBuilder.AddTarget(reader.Surface);
captureBuilder.Set(CaptureRequest.ControlMode, new Integer((int)ControlMode.Auto));
// Orientation
var windowManager = _context.GetSystemService(Context.WindowService).JavaCast <IWindowManager>();
SurfaceOrientation rotation = windowManager.DefaultDisplay.Rotation;
captureBuilder.Set(CaptureRequest.JpegOrientation, new Integer(ORIENTATIONS.Get((int)rotation)));
// This listener is called when an image is ready in ImageReader
ImageAvailableListener readerListener = new ImageAvailableListener();
readerListener.ImageProcessingCompleted += (sender, e) =>
{
Photo?.Invoke(this, e);
};
// We create a Handler since we want to handle the resulting JPEG in a background thread
HandlerThread thread = new HandlerThread("CameraPicture");
thread.Start();
Handler backgroundHandler = new Handler(thread.Looper);
reader.SetOnImageAvailableListener(readerListener, backgroundHandler);
var captureListener = new CameraCaptureListener();
captureListener.PhotoComplete += (sender, e) =>
{
Busy?.Invoke(this, false);
StartPreview();
};
_cameraDevice.CreateCaptureSession(outputSurfaces, new CameraCaptureStateListener()
{
OnConfiguredAction = (CameraCaptureSession session) =>
{
try
{
_previewSession = session;
session.Capture(captureBuilder.Build(), captureListener, backgroundHandler);
}
catch (CameraAccessException ex)
{
Log.WriteLine(LogPriority.Info, "Capture Session error: ", ex.ToString());
}
}
}, backgroundHandler);
}
catch (CameraAccessException error)
{
Log.WriteLine(LogPriority.Error, error.Source, error.Message);
}
catch (Java.Lang.Exception error)
{
Log.WriteLine(LogPriority.Error, error.Source, error.Message);
}
}
}
protected void OnBusy(string str)
{
Busy?.Invoke(this, str);
}
internal async void ProcessAsync(object sender, EventArgs e)
{
try
{
if (!Enabled)
{
return;
}
Logger.Debug("{0}光栅触发", scaleOperator.Name);
if (IsBusy)
{
return;
}
IsBusy = true;
Busy?.Invoke(this, new EventArgs());
await scaleOperator.SwitchRelayAsync(false);//turn red
double weight = 0;
GetWtResponse resp = null;
for (int i = 1; i <= 5; i++)
{
Logger.Debug("[{0}]请求重量", scaleOperator.Name);
resp = await scaleOperator.RestClient.GetWtAsync(scaleOperator.ScaleIP, scaleOperator.InOrOut.ToString());
Logger.Debug("[{0}]返回重量{1}", scaleOperator.Name, resp.wt_num);
/*GetWtResponse resp = new GetWtResponse()
* {
* status = "1",
* tk_no = "辽A 88888888",
* wt_num = "1000.88"
* };*/
if (resp.status == "0")
{
//Progress?.Invoke(this, new ProgressEventArgs("请求重量失败"));
Logger.Warn("称重失败");
await Task.Delay(1000);
continue;
}
var w = Convert.ToDouble(resp.wt_num);
if (w > 1000)
{
Logger.Debug("称重大于1000");
weight = w;
break;
}
await Task.Delay(1000);
}
if (weight < 1000)
{
Logger.Debug("称重小于1000, 开始抬杆");
Logger.Debug("[{0}]请求抬杆", scaleOperator.Name);
GatePassResponse gpResp = await scaleOperator.RestClient.GatePassAsync(scaleOperator.ScaleIP, scaleOperator.InOrOut.ToString(), resp.tk_no, resp.wt_num);
Logger.Debug("[{0}]返回抬杆", scaleOperator.Name);
/*GatePassResponse gpResp = new GatePassResponse()
* {
* status = 1
* };*/
if (gpResp.status == "0")//抬杆失败
{
//Progress?.Invoke(this, new ProgressEventArgs("抬杆失败"));
Logger.Warn("抬杆失败：" + gpResp.reason);
//SwitchRelay(false);//no need to call this, it's already red
}
else if (gpResp.status == "1")
{
Logger.Info("抬杆成功");
//Progress?.Invoke(this, new ProgressEventArgs("抬杆成功"));
//SwitchRelay(true);
}
FakeCar?.Invoke(this, new EventArgs());
}
}
catch (Exception ex)
{
Error?.Invoke(this, new EventArgs());
Logger.Debug("处理前光栅事件发生异常：{0}", ex.Message);
}
finally
{
IsBusy = false;
}
}
private void OnBusy(object sender, EventArgs e)
{
Busy?.Invoke(this, new EventArgs());
_idleTimer.Stop();
}
internal async void ProcessAsync(object sender, EventArgs e)
{
try
{
if (!Enabled)
{
return;
}
Logger.Debug("{0}按钮触发", scaleOperator.Name);
if (IsBusy)
{
return;
}
IsBusy = true;
//Progress?.Invoke(this, new ProgressEventArgs("开始工作"));
Logger.Debug("开始工作");
Busy?.Invoke(this, new EventArgs());
if (!scaleOperator.IsGratingsOff())
{
var config = new LEDMessageShowConfig
{
FontSize = 0,
ShowStyle = 3,
ShowSpeed = 8
};
scaleOperator.Display("调整车辆", config);
NeedAdjust?.Invoke(this, new EventArgs());
return;
}
//call remote service to get weight and plate number
//Progress?.Invoke(this, new ProgressEventArgs("正在请求重量"));
Logger.Debug("[{0}]请求重量", scaleOperator.Name);
GetWtResponse resp = await scaleOperator.RestClient.GetWtAsync(scaleOperator.ScaleIP, scaleOperator.InOrOut.ToString());
Logger.Debug("[{0}]返回重量{1}", scaleOperator.Name, resp.wt_num);
/*GetWtResponse resp = new GetWtResponse()
* {
* status = 1,
* tk_no = "辽A 88888888",
* wt_num = 888.88
* };*/
if (resp.status == "0")
{
//Progress?.Invoke(this, new ProgressEventArgs("请求重量失败"));
Logger.Warn("称重失败");
return;
}
//Progress?.Invoke(this, new ProgressEventArgs("正在输出到显示屏"));
string text = String.Format(scaleOperator.LEDOptions.CPZLMessage.Template, resp.tk_no, resp.wt_num);
if (!scaleOperator.Display(text, scaleOperator.LEDOptions.CPZLMessage.ShowConfig))
{
//Progress?.Invoke(this, new ProgressEventArgs("输出到显示屏失败"));
Logger.Warn("LED显示失败");
//return;
}
//Progress?.Invoke(this, new ProgressEventArgs("正在抬杆"));
Logger.Debug("[{0}]请求抬杆", scaleOperator.Name);
GatePassResponse gpResp = await scaleOperator.RestClient.GatePassAsync(scaleOperator.ScaleIP, scaleOperator.InOrOut.ToString(), resp.tk_no, resp.wt_num);
Logger.Debug("[{0}]返回抬杆", scaleOperator.Name);
/*GatePassResponse gpResp = new GatePassResponse()
* {
* status = 1
* };*/
if (gpResp.status == "0")//抬杆失败
{
//Progress?.Invoke(this, new ProgressEventArgs("抬杆失败"));
Logger.Warn("抬杆失败：" + gpResp.reason);
//SwitchRelay(false);//no need to call this, it's already red
return;
}
Logger.Info("抬杆成功：");
//Progress?.Invoke(this, new ProgressEventArgs("抬杆成功"));
Succeed?.Invoke(this, new EventArgs());
}
catch (Exception ex)
{
//Progress?.Invoke(this, new ProgressEventArgs("发生错误：" + ex.Message));
Logger.Warn("{0}上的本次操作失败:{1}", scaleOperator.Name, ex.ToString());
}
finally
{
IsBusy = false;
}
}
public BusyIndicator()
{
Busy.Invoke(this, EventArgs.Empty);
}
