/// <summary>
/// Prints the card layout to the default printer
/// </summary>
private void btnPrint_Click(object sender, RoutedEventArgs e)
{
PrintLayout layout = new PrintLayout();
double videoWidth = CameraVideoDeviceControl.ActualWidth * WebcamDevice.thisDpiWidthFactor;
double videoHeight = CameraVideoDeviceControl.ActualHeight * WebcamDevice.thisDpiHeightFactor;
double imageWidth = layout.ImageToPrint.Width;
double imageHeight = layout.ImageToPrint.Height;
double widthRatio = videoWidth / imageWidth;
double heightRatio = videoHeight / imageHeight;
PrintDialog printDialog = new PrintDialog();
// Set image and adjust to new size
layout.ImageToPrint.Source = OutputImage.Source;
// Add face markers
if (RecognizedFaces != null && RecognizedFaces.Length > 0)
{
int index = 0;
foreach (var face in RecognizedFaces)
{
// Draw rectangles around faces
FaceMarker fm = new FaceMarker(face.Attributes.Age.ToString(), face.Attributes.Gender);
fm.Height = Math.Round(face.FaceRectangle.Height / heightRatio);
fm.Width = Math.Round(face.FaceRectangle.Width / widthRatio);
layout.FaceCanvas.Children.Add(fm);
fm.HairlineColor = brushList[index];
Canvas.SetZIndex(fm, 1);
Canvas.SetTop(fm, Math.Round(face.FaceRectangle.Top / heightRatio));
Canvas.SetLeft(fm, Math.Round(face.FaceRectangle.Left / widthRatio));
}
}
// Get printer settings and adjust to page size
TransformGroup transGroup = new TransformGroup();
layout.CardToPrint.LayoutTransform = transGroup;
System.Printing.PrintCapabilities capabilities = printDialog.PrintQueue.GetPrintCapabilities(printDialog.PrintTicket);
transGroup.Children.Add(new ScaleTransform(capabilities.PageImageableArea.ExtentWidth / layout.CardToPrint.Width,
capabilities.PageImageableArea.ExtentHeight / layout.CardToPrint.Height));
layout.CardToPrint.LayoutTransform = transGroup;
Size sz = new Size(capabilities.PageImageableArea.ExtentWidth, capabilities.PageImageableArea.ExtentHeight);
layout.CardToPrint.Measure(sz);
layout.CardToPrint.Arrange(new Rect(new Point(capabilities.PageImageableArea.OriginWidth, capabilities.PageImageableArea.OriginHeight), sz));
// Print card layout
printDialog.PrintVisual(layout.CardToPrint, "Results");
}
/// <summary>
/// Prints the card layout to the default printer
/// </summary>
private void btnPrint_Click(object sender, RoutedEventArgs e)
{
PrintLayout layout = new PrintLayout();
double videoWidth = CameraVideoDeviceControl.ActualWidth * WebcamDevice.thisDpiWidthFactor;
double videoHeight = CameraVideoDeviceControl.ActualHeight * WebcamDevice.thisDpiHeightFactor;
double imageWidth = layout.ImageToPrint.Width;
double imageHeight = layout.ImageToPrint.Height;
double widthRatio = videoWidth / imageWidth;
double heightRatio = videoHeight / imageHeight;
PrintDialog printDialog = new PrintDialog();
// Set image and adjust to new size
layout.ImageToPrint.Source = OutputImage.Source;
// Add face markers
if (RecognizedFaces != null && RecognizedFaces.Length > 0)
{
int index = 0;
foreach (var face in RecognizedFaces)
{
// Draw rectangles around faces
FaceMarker fm = new FaceMarker(face.Attributes.Age.ToString(), face.Attributes.Gender);
fm.Height = Math.Round(face.FaceRectangle.Height / heightRatio);
fm.Width = Math.Round(face.FaceRectangle.Width / widthRatio);
layout.FaceCanvas.Children.Add(fm);
fm.HairlineColor = brushList[index];
Canvas.SetZIndex(fm, 1);
Canvas.SetTop(fm, Math.Round(face.FaceRectangle.Top / heightRatio));
Canvas.SetLeft(fm, Math.Round(face.FaceRectangle.Left / widthRatio));
}
}
// Get printer settings and adjust to page size
TransformGroup transGroup = new TransformGroup();
layout.CardToPrint.LayoutTransform = transGroup;
System.Printing.PrintCapabilities capabilities = printDialog.PrintQueue.GetPrintCapabilities(printDialog.PrintTicket);
transGroup.Children.Add(new ScaleTransform(capabilities.PageImageableArea.ExtentWidth / layout.CardToPrint.Width,
capabilities.PageImageableArea.ExtentHeight / layout.CardToPrint.Height));
layout.CardToPrint.LayoutTransform = transGroup;
Size sz = new Size(capabilities.PageImageableArea.ExtentWidth, capabilities.PageImageableArea.ExtentHeight);
layout.CardToPrint.Measure(sz);
layout.CardToPrint.Arrange(new Rect(new Point(capabilities.PageImageableArea.OriginWidth, capabilities.PageImageableArea.OriginHeight), sz));
// Print card layout
printDialog.PrintVisual(layout.CardToPrint, "Results");
}
