/// <summary>
/// uses the BarcodeWriterGeneric implementation and the <see cref="WriteableBitmapRenderer"/> class for decoding
/// </summary>
/// <param name="writer"></param>
/// <param name="content"></param>
/// <returns></returns>
public static WriteableBitmap WriteAsWriteableBitmap(this IBarcodeWriterGeneric writer, string content)
{
var bitmatrix = writer.Encode(content);
var renderer = new WriteableBitmapRenderer();
return(renderer.Render(bitmatrix, writer.Format, content, writer.Options));
}
private void RenderCard()
{
var bounds = ApplicationView.GetForCurrentView().VisibleBounds;
if (App.IsMobile)
{
bcImage.Width = bounds.Width;
bcImage.Height = bounds.Width * .5625;
bcGrid.Height = bcImage.Height + 20;
bcGrid.Width = bounds.Width;
bcGrid.Margin = new Thickness(0, 70, 0, 0);
bcNumber.Width = bounds.Width;
}
else
{
bcImage.Width = bounds.Width * .40;
bcImage.Height = (bounds.Width * .40) * .5625;
bcGrid.Height = bcImage.Height + 20;
bcGrid.Width = (bounds.Width * .40);
bcGrid.Margin = new Thickness(0, 70, 0, 0);
bcNumber.Width = bounds.Width * .40;
}
bcNumber.Text = theCard.Number;
bcNumber.TextAlignment = TextAlignment.Center;
ZXing.MultiFormatWriter mfw = new ZXing.MultiFormatWriter();
try
{
ZXing.Common.BitMatrix bm = mfw.encode(theCard.Number, theCard.Format, (int)bcImage.Width, (int)bcImage.Height);
ZXing.Mobile.WriteableBitmapRenderer w = new WriteableBitmapRenderer();
ZXing.Common.EncodingOptions eo = new ZXing.Common.EncodingOptions();
eo.Height = (int)bcImage.Height;
eo.Width = (int)bcImage.Width;
WriteableBitmap wbm = w.Render(bm, theCard.Format, theCard.Number, eo);
bcImage.Source = wbm;
}
catch(Exception e)
{
CardEncodeErr.Text = e.Message;
CardEncodeErr.Visibility = Visibility.Visible;
}
}
protected override BitmapSource Convert(BitMatrix value, Type targetType, object parameter, CultureInfo culture)
{
var output = value != null?Renderer.Render(value, ZXing.BarcodeFormat.QR_CODE, string.Empty, RenderSettings) : null;
return(output);
}
private void RenderCard()
{
var bounds = ApplicationView.GetForCurrentView().VisibleBounds;
if (App.IsMobile)
{
bcImage.Width = bounds.Width;
if (theCard.Format == ZXing.BarcodeFormat.PDF_417)
{
bcImage.Height = bounds.Width * .35;
bcNumber.Margin = new Thickness(0, 0, 0, 3);
}
else
{
bcImage.Height = bounds.Width * .4;
bcNumber.Margin = new Thickness(0, 0, 0, 0);
}
bcGrid.VerticalAlignment = VerticalAlignment.Top;
bcGrid.Height = bcImage.Height + 20;
bcGrid.Width = bounds.Width;
bcGrid.Margin = new Thickness(0, 70, 0, 0);
bcNumber.Width = bounds.Width;
}
else
{
if (theCard.Format == ZXing.BarcodeFormat.PDF_417)
{
bcImage.Height = (bounds.Width * .40) * .3;
}
else
{
bcImage.Height = (bounds.Width * .40) * .5625;
}
bcImage.Width = bounds.Width * .40;
bcImage.HorizontalAlignment = HorizontalAlignment.Center;
bcImage.VerticalAlignment = VerticalAlignment.Center;
bcGrid.Height = bcImage.Height + 20;
bcGrid.Width = (bounds.Width * .40);
bcGrid.Margin = new Thickness(0, 70, 0, 0);
bcNumber.Width = bounds.Width * .40;
if (bounds.Width > 800)
bcNumber.FontSize = 20;
else if (bounds.Width > 600 && Width <= 800)
bcNumber.FontSize = 16;
else if (bounds.Width <= 600)
bcNumber.FontSize = 11;
}
bcNumber.Text = theCard.Number;
bcNumber.TextAlignment = TextAlignment.Center;
ZXing.MultiFormatWriter mfw = new ZXing.MultiFormatWriter();
try
{
var scaleFactor = DisplayInformation.GetForCurrentView().RawPixelsPerViewPixel;
ZXing.Common.BitMatrix bm;
if (App.IsMobile)
bm = mfw.encode(theCard.Number, theCard.Format, (int)(bcImage.Width * (scaleFactor - 1)), (int)(bcImage.Height * (scaleFactor - 1)));
else
bm = mfw.encode(theCard.Number, theCard.Format, (int)bcImage.Width, (int)bcImage.Height);
ZXing.Mobile.WriteableBitmapRenderer w = new WriteableBitmapRenderer();
ZXing.Common.EncodingOptions eo = new ZXing.Common.EncodingOptions();
eo.Height = (int)bcImage.Height;
eo.Width = (int)bcImage.Width;
WriteableBitmap wbm = w.Render(bm, theCard.Format, theCard.Number, eo);
bcImage.Source = wbm;
}
catch(Exception e)
{
CardEncodeErr.Text = e.Message;
CardEncodeErr.Visibility = Visibility.Visible;
}
}