private void OnImageWindowImageChanged(object sender)
{
HalconWindowControl window = sender as HalconWindowControl;
UpdatePointAndGrayValLabels(window as HalconWindowControl, oldRow, oldCol);
RefreshRegionsInHalconWindow(window);
}
/// <summary>
/// Refreshes the regions in halcon window.
/// </summary>
/// <param name="window">The window.</param>
private void RefreshRegionsInHalconWindow(HalconWindowControl window)
{
if (window != null)
{
window.HalconWindow.SetColor("green");
window.HalconWindow.SetLineWidth(2);
window.HalconWindow.SetDraw("margin");
window.HalconWindow.DispRectangle1(0.0, this.cameraAcq.CurrentCameraProperties.NumberOfPixelsToBeClippedAtLeft, this.cameraAcq.CurrentImageHeight, this.cameraAcq.CurrentImageWidth - this.cameraAcq.CurrentCameraProperties.NumberOfPixelsToBeClippedAtRight);
window.HalconWindow.SetColor("cyan");
window.HalconWindow.SetLineWidth(2);
window.HalconWindow.DispRectangle1(0.0, this.cameraAcq.CurrentCameraProperties.CameraHeightReferenceLowerLimit, this.cameraAcq.CurrentImageHeight, this.cameraAcq.CurrentCameraProperties.CameraHeightReferenceUpperLimit);
}
}
/// <summary>
/// Updates the coordinate and gray value labels according to the mouse movement
/// </summary>
/// <param name="window">The window.</param>
/// <param name="row">The row.</param>
/// <param name="column">The column.</param>
private void UpdatePointAndGrayValLabels(HalconWindowControl window, double row, double column)
{
if (this.InvokeRequired)
{
Action <HalconWindowControl, double, double> a = new Action <HalconWindowControl, double, double>(UpdatePointAndGrayValLabels);
this.BeginInvoke(a, window, row, column);
}
else
{
if (window == null)
{
return;
}
lblRowColData.Text = Convert.ToInt32(row) + @"," + Convert.ToInt32(column);
oldRow = row;
oldCol = column;
try
{
if (window.ImageData == null || column < 0 || row < 0 || window.ImageWidth < column || window.ImageHeight < row)
{
lblRowColData.Text = "0,0";
lblColorValue.Text = "0,0,0";
return;
}
string pixelString = "";
HTuple pixelVal = window.ImageData.GetGrayval((int)row, (int)column);
if (pixelVal.Length > 1)
{
for (int i = 0; i < pixelVal.Length; i++)
{
pixelString = pixelString + pixelVal[i].D;
if (i != pixelVal.Length - 1)
{
pixelString = pixelString + ",";
}
}
}
else
{
int channels = window.ImageData.CountChannels();
if (channels == 1)
{
HTuple pixelVals = window.ImageData.GetGrayval((int)row, (int)column);
pixelString = Convert.ToInt32(pixelVals.D).ToString();
}
else if (channels == 3)
{
HImage r, g, b;
r = window.ImageData.Decompose3(out g, out b);
HTuple pixelVals = r.GetGrayval((int)row, (int)column);
pixelString = Convert.ToInt32(pixelVals.D).ToString();
pixelVals = g.GetGrayval((int)row, (int)column);
pixelString = pixelString + "," + Convert.ToInt32(pixelVals.D);
pixelVals = b.GetGrayval((int)row, (int)column);
pixelString = pixelString + "," + Convert.ToInt32(pixelVals.D);
}
}
lblColorValue.Text = pixelString;
}
catch
{ }
}
}
private void OnImageWindowRepainted(object sender)
{
HalconWindowControl window = sender as HalconWindowControl;
RefreshRegionsInHalconWindow(window);
}
/// <summary>
/// Handles the "Mouse Move" event in the Image Window
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="HalconDotNet.HMouseEventArgs"/> instance containing the event data.</param>
private void OnImageWindowMouseMove(object sender, HMouseEventArgs e)
{
HalconWindowControl window = sender as HalconWindowControl;
UpdatePointAndGrayValLabels(window, e.Y, e.X);
}