public ICogImage Grab_Image(ICogAcqFifo CamFifo)
{
ICogImage GrabImage;
try
{
CamFifo.AcquiredPixelFormat();
int TrigOut;
GrabImage = CamFifo.Acquire(out TrigOut) as CogImage8Grey;
return(GrabImage);
}
catch (Exception e)
{
return(null);
}
}
private void Image_Timer_Tick(object sender, EventArgs e)
{
ICogAcqFifo AcqFifo = null;
ICogImage cogImage = null;
AcqFifo = ParentForm._acqFifo1;
if (AcqFifo != null)
{
// Acquire an image
int trigNum;
// Cognex.VisionPro.ICogImage image;
try
{
cogImage = AcqFifo.Acquire(out trigNum);
}
catch (Exception ex)
{
}
ScanDisplay.Image = cogImage;
/*
* if (CurrentTopLeft.X >= 0 && CurrentTopLeft.Y >= 0 && CurrentTopLeft.X < ScanDisplay.Width && CurrentTopLeft.Y < ScanDisplay.Height &&
* CurrentBottomRight.X >= 0 && CurrentBottomRight.Y >= 0 && CurrentBottomRight.X < ScanDisplay.Width && CurrentBottomRight.Y < ScanDisplay.Height)
* g.DrawRectangle(MyPen, CurrentTopLeft.X, CurrentTopLeft.Y, CurrentBottomRight.X - CurrentTopLeft.X, CurrentBottomRight.Y - CurrentTopLeft.Y);
*/
Point TPointLT = new Point();
Point TPointRB = new Point();
double dZoom;
double dDx = 0;
double dDy = 0;
double dIx = 0;
double dIy = 0;
if (ScanDisplay != null)
{
dDx = ScanDisplay.Width;
dDy = ScanDisplay.Height;
if (ScanDisplay.Image != null)
{
dIx = ScanDisplay.Image.Width;
dIy = ScanDisplay.Image.Height;
}
}
dZoom = ScanDisplay.Zoom;
string strData;
string [] strArray;
for (int i = 0; i < gridRectList.Rows.Count; i++)
{
if (gridRectList.Rows[i].Cells[0].Value != null)
{
strData = gridRectList.Rows[i].Cells[0].Value.ToString();
strArray = (strData + ",,,,,").Split(',');
TPointLT.X = int.Parse(strArray[0]);
TPointLT.Y = int.Parse(strArray[1]);
TPointRB.X = int.Parse(strArray[2]);
TPointRB.Y = int.Parse(strArray[3]);
if (TPointLT.X >= 0 && TPointLT.Y >= 0 && TPointLT.X < ScanDisplay.Width && TPointLT.Y < ScanDisplay.Height &&
TPointRB.X >= 0 && TPointRB.Y >= 0 && TPointRB.X < ScanDisplay.Width && TPointRB.Y < ScanDisplay.Height)
{
g.DrawRectangle(RectPen, TPointLT.X, TPointLT.Y, TPointRB.X - TPointLT.X, TPointRB.Y - TPointLT.Y);
}
}
}
// BarcodeScan();
}
GC.Collect();
}
