PrintImageAt

At the location specified by (x,y), display the fingerprint image in accordance with the size specified by (aWidth, aHeight). HDC is the HDC for the window in which the fingerprint will be shown.

 

Ejemplo

C#

string sRegTemplate, sRegTemplate10;
int FPID = 0;
int fpcHandle;
private void BeginEnroll()
        {
if (axZKFPEngX1.IsRegister)
            {
                axZKFPEngX1.CancelEnroll();
            }
            axZKFPEngX1.EnrollCount = 3;
            axZKFPEngX1.OnImageReceived += new AxZKFPEngXControl.IZKFPEngXEvents_OnImageReceivedEventHandler(axZKFPEngX1_OnImageReceived);
            axZKFPEngX1.OnFeatureInfo += new AxZKFPEngXControl.IZKFPEngXEvents_OnFeatureInfoEventHandler(axZKFPEngX1_OnFeatureInfo);
            axZKFPEngX1.OnEnroll += new AxZKFPEngXControl.IZKFPEngXEvents_OnEnrollEventHandler(axZKFPEngX1_OnEnroll);
            axZKFPEngX1.BeginEnroll();
           
        }
private void axZKFPEngX1_OnEnroll(object sender, AxZKFPEngXControl.IZKFPEngXEvents_OnEnrollEvent e)
        {
if (!e.actionResult)
            {
                MessageBox.Show("Register Failed!", "error!");
            }
else
            {
                
byte[] _byteRegTemplate=(byte[]) axZKFPEngX1.GetTemplate();
                sRegTemplate = axZKFPEngX1.GetTemplateAsStringEx("9");
if (sRegTemplate.Length > 0)
                {
if (sRegTemplate10.Length > 0)
                        axZKFPEngX1.AddRegTemplateStrToFPCacheDBEx(fpcHandle, FPID, sRegTemplate, sRegTemplate10);
else
                        MessageBox.Show("Register 10.0 failed, template length is zero", "error!");
object pTemplate;
                        pTemplate = axZKFPEngX1.DecodeTemplate1(sRegTemplate);
                    
// Note: 10.0Template can not be compressed  
                    axZKFPEngX1.SetTemplateLen(ref pTemplate, 602);
                    axZKFPEngX1.SaveTemplate("fingerprint.tpl", pTemplate);
                    FPID++;
                    MessageBox.Show("Register Succeed", "Information!");
                }
else
                {
                    MessageBox.Show("Register Failed, template length is zero", "error!");
                };
            }
        }
private void axZKFPEngX1_OnFeatureInfo(object sender, AxZKFPEngXControl.IZKFPEngXEvents_OnFeatureInfoEvent e)
        {
string sTemp = "";
if (axZKFPEngX1.IsRegister)
                sTemp = "Register status: still press finger " + axZKFPEngX1.EnrollIndex.ToString() + " times!";
            sTemp = sTemp + " Fingerprint quality";
int lastq = axZKFPEngX1.LastQuality;
if (e.aQuality == -1)
                sTemp = sTemp + " not good, Suspicious fingerprints, quality=" + lastq.ToString();
else if (e.aQuality != 0)
                sTemp = sTemp + " not good, quality=" + lastq.ToString();
else
                sTemp = sTemp + " good, quality=" + lastq.ToString();
             }
private void axZKFPEngX1_OnImageReceived(object sender, AxZKFPEngXControl.IZKFPEngXEvents_OnImageReceivedEvent e)
        {
object imageObject = new object();
            axZKFPEngX1.GetFingerImage(ref imageObject);
            PictureBox pictureBox1 = new PictureBox();
            pictureBox1.BackColor = System.Drawing.SystemColors.ButtonFace;
            pictureBox1.Location = new System.Drawing.Point(18, 20);
            pictureBox1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
            pictureBox1.Size = new System.Drawing.Size(411, 572);
            pictureBox1.TabIndex = 11;
            pictureBox1.TabStop = false;
            Graphics g = pictureBox1.CreateGraphics();
int dc = g.GetHdc().ToInt32();
            axZKFPEngX1.PrintImageAt(dc, 0, 0, axZKFPEngX1.ImageWidth, axZKFPEngX1.ImageHeight);
        }

VB

Private sRegTemplate As String, sRegTemplate10 As String
Private FPID As Integer = 0
Private fpcHandle As Integer
Dim axZKFPEngX1 As New AxZKFPEngX()
Private Sub BeginEnroll()
        axZKFPEngX1.CreateControl()
If axZKFPEngX1.InitEngine() = 0 Then
            axZKFPEngX1.FPEngineVersion = "9" '"10"
If axZKFPEngX1.IsRegister Then
                axZKFPEngX1.CancelEnroll()
End If
            axZKFPEngX1.EnrollCount = 3
AddHandler axZKFPEngX1.OnImageReceived, AddressOf axZKFPEngX1_OnImageReceived
AddHandler axZKFPEngX1.OnFeatureInfo, AddressOf axZKFPEngX1_OnFeatureInfo
AddHandler axZKFPEngX1.OnEnroll, AddressOf axZKFPEngX1_OnEnroll
            axZKFPEngX1.BeginEnroll()
Else
            axZKFPEngX1.EndEngine()
            MessageBox.Show("Initial Failed!", "Error")
End If
End Sub
Private Sub axZKFPEngX1_OnEnroll(sender As Object, e As AxZKFPEngXControl.IZKFPEngXEvents_OnEnrollEvent)
If Not e.actionResult Then
            MessageBox.Show("Register Failed!", "error!")
Else
            sRegTemplate = axZKFPEngX1.GetTemplateAsStringEx("9")
If sRegTemplate.Length > 0 Then
If sRegTemplate10.Length > 0 Then
                    axZKFPEngX1.AddRegTemplateStrToFPCacheDBEx(fpcHandle, FPID, sRegTemplate, sRegTemplate10)
Else
                    MessageBox.Show("Register 10.0 failed, template length is zero", "error!")
End If
Dim pTemplate As Object
                pTemplate = axZKFPEngX1.DecodeTemplate1(sRegTemplate)
' Note: 10.0Template can not be compressed  
                axZKFPEngX1.SetTemplateLen(pTemplate, 602)
                axZKFPEngX1.SaveTemplate("fingerprint.tpl", pTemplate)
                FPID += 1
                MessageBox.Show("Register Succeed", "Information!")
Else
                MessageBox.Show("Register Failed, template length is zero", "error!")
End If
End If
End Sub
Private Sub axZKFPEngX1_OnFeatureInfo(sender As Object, e As AxZKFPEngXControl.IZKFPEngXEvents_OnFeatureInfoEvent)
Dim sTemp As String = ""
If axZKFPEngX1.IsRegister Then
            sTemp = "Register status: still press finger " + axZKFPEngX1.EnrollIndex.ToString() + " times!"
End If
        sTemp = sTemp & Convert.ToString(" Fingerprint quality")
Dim lastq As Integer = axZKFPEngX1.LastQuality
If e.aQuality = -1 Then
            sTemp = (sTemp & Convert.ToString(" not good, Suspicious fingerprints, quality=")) + lastq.ToString()
ElseIf e.aQuality <> 0 Then
            sTemp = (sTemp & Convert.ToString(" not good, quality=")) + lastq.ToString()
Else
            sTemp = (sTemp & Convert.ToString(" good, quality=")) + lastq.ToString()
End If
End Sub
Private Sub axZKFPEngX1_OnImageReceived(sender As Object, e As AxZKFPEngXControl.IZKFPEngXEvents_OnImageReceivedEvent)
Dim imageObject As Object = New Object
        axZKFPEngX1.GetFingerImage(imageObject)
Dim pictureBox1 As New PictureBox()
        pictureBox1.BackColor = System.Drawing.SystemColors.ButtonFace
        pictureBox1.Location = New System.Drawing.Point(18, 20)
        pictureBox1.Margin = New System.Windows.Forms.Padding(4, 5, 4, 5)
        pictureBox1.Size = New System.Drawing.Size(411, 572)
        pictureBox1.TabIndex = 11
        pictureBox1.TabStop = False
Dim g As Graphics = pictureBox1.CreateGraphics()
Dim dc As Integer = g.GetHdc().ToInt32()
        axZKFPEngX1.PrintImageAt(dc, 0, 0, axZKFPEngX1.ImageWidth, axZKFPEngX1.ImageHeight)
End Sub