private void btnClose_Click(object sender, EventArgs e)
{
if (capturing)
{
try
{
FPCore.StopCapture(Sensor);
capturing = false;
}
catch (FingerprintException ex)
{
MessageBox.Show(String.Format("StopCapture Error : {0} {1}", ex.ErrorCode, ex.Message), "FPLibrary Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
if (CloseOnCapture)
{
this.DialogResult = DialogResult.Cancel;
}
else if (CaptureMultiple && CapturedFingers.Count > 0)
{
this.DialogResult = DialogResult.OK;
}
else
{
this.DialogResult = DialogResult.Cancel;
}
this.Close();
}
private void DisplayImage(FingerprintTemplate template, FingerprintRawImage rawImage)
{
IntPtr hdc = FingerprintCore.GetDC();
IntPtr image = new IntPtr();
FPCore.GetBiometricDisplay(template, rawImage, hdc, ref image, FingerprintConstants.GR_NO_CONTEXT);
SetBMapImage(Bitmap.FromHbitmap(image));
FingerprintCore.ReleaseDC(hdc);
}
void FPCore_onImage(object source, GriauleFingerprintLibrary.Events.ImageEventArgs ie)
{
try
{
if (ie.RawImage != null)
{
SetImage(ie.RawImage.Image);
template = new FingerprintTemplate();
int ret = (int)FPCore.Enroll(ie.RawImage, ref template, (GrTemplateFormat)Controller.DefaultTemplateFormat, FingerprintConstants.GR_DEFAULT_CONTEXT);
if (ret >= FingerprintConstants.GR_ENROLL_SUFFICIENT)
{
DisplayImage(template, ie.RawImage);
EnableCaptureButton(true);
if (ret == FingerprintConstants.GR_ENROLL_SUFFICIENT)
{
ShowQuality(EnrollQuality.Sufficient);
SetFingerLabel("Place finger again to improve quality", true);
}
else if (ret == FingerprintConstants.GR_ENROLL_GOOD)
{
ShowQuality(EnrollQuality.Good);
SetFingerLabel("Click 'Capture' to record template", true);
}
else if (ret == FingerprintConstants.GR_ENROLL_VERY_GOOD)
{
ShowQuality(EnrollQuality.VeryGood);
SetFingerLabel("Click 'Capture' to record template", true);
}
else if (ret == FingerprintConstants.GR_ENROLL_MAX_LIMIT_REACHED)
{
SetFingerLabel("Enrollment limit reached", true);
}
}
else
{
SetFingerLabel("Place finger again", true);
ShowQuality(EnrollQuality.Poor);
}
Thread.Sleep(100);
}
}
catch (FingerprintException ex)
{
ShowFPError(ex);
}
catch (Exception e)
{
ShowError(e);
}
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
if (capturing)
{
try
{
FPCore.StopCapture(Sensor);
}
catch (FingerprintException ex)
{
MessageBox.Show(String.Format("StopCapture Error : {0} {1}", ex.ErrorCode, ex.Message), "FPLibrary Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
components.Dispose();
}
base.Dispose(disposing);
}
private void hands1_FingerFocused(object sender, FingerFocusedEventArgs e)
{
btnCapture.Enabled = false;
if (!capturing)
{
try
{
FPCore.StartCapture(Sensor);
capturing = true;
}
catch (FingerprintException ex)
{
MessageBox.Show(String.Format("StartCapture Error : {0} {1}", ex.ErrorCode, ex.Message), "FPLibrary Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
switch (e.FocusedFinger)
{
case Fingers.RightThumb:
lblPrompt.Text = "Place right thumb on fingerprint sensor";
picFinger.Image = Properties.Resources.RThumb;
break;
case Fingers.RightIndex:
lblPrompt.Text = "Place right index finger on fingerprint sensor";
picFinger.Image = Properties.Resources.RIndex;
break;
case Fingers.RightMiddle:
lblPrompt.Text = "Place right middle finger on fingerprint sensor";
picFinger.Image = Properties.Resources.RMiddle;
break;
case Fingers.RightRing:
lblPrompt.Text = "Place right ring finger on fingerprint sensor";
picFinger.Image = Properties.Resources.RRing;
break;
case Fingers.RightLittle:
lblPrompt.Text = "Place right little finger on fingerprint sensor";
picFinger.Image = Properties.Resources.RLittle;
break;
case Fingers.LeftThumb:
lblPrompt.Text = "Place left thumb on fingerprint sensor";
picFinger.Image = Properties.Resources.LThumb;
break;
case Fingers.LeftIndex:
lblPrompt.Text = "Place left index finger on fingerprint sensor";
picFinger.Image = Properties.Resources.LIndex;
break;
case Fingers.LeftMiddle:
lblPrompt.Text = "Place left middle finger on fingerprint sensor";
picFinger.Image = Properties.Resources.LMiddle;
break;
case Fingers.LeftRing:
lblPrompt.Text = "Place left ring finger on fingerprint sensor";
picFinger.Image = Properties.Resources.LRing;
break;
case Fingers.LeftLittle:
lblPrompt.Text = "Place left little finger on fingerprint sensor";
picFinger.Image = Properties.Resources.LLittle;
break;
case Fingers.RightHeel:
lblPrompt.Text = "Place right heel on fingerprint sensor";
picFinger.Image = Properties.Resources.RHeel;
break;
case Fingers.LeftHeel:
lblPrompt.Text = "Place left heel on fingerprint sensor";
picFinger.Image = Properties.Resources.LHeel;
break;
default:
lblPrompt.Text = "";
break;
}
SetFingerLabel("", false);
ShowQuality(EnrollQuality.Unspecified);
try
{
FPCore.StartEnroll();
}
catch (FingerprintException ex)
{
MessageBox.Show(String.Format("StartEnroll Error : {0} {1}", ex.ErrorCode, ex.Message), "FPLibrary Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
