private void BarCodeTask_Completed(object sender, BarCodeResult e)
{
if (null != e.Error)
{
XLog.WriteError("BarCodeTask_Completed occur ERROR " + e.Error.Message);
DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR, e.Error.Message));
return;
}
switch (e.TaskResult)
{
case TaskResult.OK:
DispatchCommandResult(new PluginResult(PluginResult.Status.OK, e.result));
break;
case TaskResult.Cancel:
DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR, "Canceled."));
break;
default:
DispatchCommandResult(new PluginResult(PluginResult.Status.ERROR, "Did not complete!"));
break;
}
}
private void ScanPreviewBuffer()
{
try
{
_photoCamera.GetPreviewBufferY(_luminance.PreviewBufferY);
var binarizer = new HybridBinarizer(_luminance);
var binBitmap = new BinaryBitmap(binarizer);
Result result = _reader.decode(binBitmap);
if (result != null)
{
_timer.Stop();
SetStillPicture();
BarCodeRectSuccess();
BarCodeResult barCodeResult = new BarCodeResult(TaskResult.OK);
barCodeResult.result = result.Text;
Dispatcher.BeginInvoke(() =>
{
this.result = barCodeResult;
if (this.NavigationService.CanGoBack)
{
this.NavigationService.GoBack();
}
});
}
else
{
_photoCamera.Focus();
}
}
catch
{
//do nothing
}
}