void SetSlidersandInitialValue(PixeLINK.Feature feature, Slider slider, TextBox box, float multiplier)
{
CameraFeature features = cam.GetFeature(feature);
if (!features.IsSupported)
{
slider.IsEnabled = false;
return;
}
slider.Minimum = features.parameters[0].MinimumValue * multiplier;
slider.Maximum = features.parameters[0].MaximumValue * multiplier;
ReturnCode rc = cam.GetFeatureByParms(feature, ref flags, ref parms);
box.Text = (parms[0] * multiplier).ToString();
}
private void Preview_Loaded(object sender, RoutedEventArgs e)
{
_ROIoriginalLeft = Canvas.GetLeft(roi);
_ROIoriginalTop = Canvas.GetTop(roi);
roi.MouseMove += new MouseEventHandler(Window1_MouseMove);
roi.MouseLeftButtonDown += new MouseButtonEventHandler(Window1_MouseLeftButtonDown);
roi.MouseLeftButtonUp += new MouseButtonEventHandler(DragFinishedMouseHandler);
this.KeyDown += new KeyEventHandler(roi_KeyDown);
roi.Focusable = true;
//get the max roi for camera
CameraFeature features = cam.GetFeature(PixeLINK.Feature.Roi);
if (!features.IsSupported)
{
Reset.IsEnabled = false;
}
else
{
string temp = string.Format("{0}", features.parameters[2].MaximumValue);
temp += " X ";
temp += string.Format("{0}", features.parameters[3].MaximumValue);
Reset.Content = temp;
}
//get the current roi
ReturnCode rc = cam.GetFeatureByParms(Feature.Roi, ref flags, ref RoiSizes);
startRoiSizes = RoiSizes;
top.Text = startRoiSizes[(int)rectSides.top].ToString();
left.Text = startRoiSizes[(int)rectSides.left].ToString();
width.Text = startRoiSizes[(int)rectSides.width].ToString();
height.Text = startRoiSizes[(int)rectSides.height].ToString();
selected = true;
e.Handled = true;
}