private static byte[] CreateEmfBytes(string contents, QREncodeMode mode, QRErrorLevel errorLevel)
{
var builder = CreateQrBuilder(contents, mode, errorLevel);
var emfImage = new MemoryStream();
builder.SaveAsEmf(emfImage);
return(emfImage.ToArray());
}
private static Bitmap CreateBitmapImage(string contents, int?resolution, QREncodeMode mode, QRErrorLevel errorLevel)
{
var builder = CreateQrBuilder(contents, mode, errorLevel);
if (resolution.HasValue)
{
return(builder.GetCustomSizeBarCodeImage(new Size(resolution.Value, resolution.Value), false));
}
return(builder.GetOnlyBarCodeImage());
}
/// <summary> Allowed <paramref name="resolution"/> are </summary>
private static Bitmap CreateBitmap(string contents
, int?resolution = null, QREncodeMode mode = DefaultQrEncodeMode
, QRErrorLevel errorLevel = DefaultQrErrorLevel)
{
Bitmap bitmap = CreateBitmapImage(contents, resolution, mode, errorLevel);
return(bitmap);
/*using (var ms = new MemoryStream())
* {
* bitmap.Save(ms, ImageFormat.Png);
* var content = ms.ToArray();
* return CreateImage(content);
* //return new Image(content, "QR.png");
* }*/
}
private static BarCodeBuilder CreateQrBuilder(string contents, QREncodeMode mode, QRErrorLevel errorLevel)
{
if (mode == QREncodeMode.Binary)
{
var bytes = Encoding.UTF8.GetBytes(contents);
contents = ISO_8859_1.GetString(bytes);
}
BarCodeBuilder builder = new BarCodeBuilder(contents, Symbology.QR)
{
QRErrorLevel = errorLevel,
QREncodeMode = mode,
EnableEscape = true,
CaptionAbove = new Caption {
Visible = false
},
CaptionBelow = new Caption {
Visible = false
}
};
return(builder);
}
public static Image CreateEmf(string contents, QREncodeMode mode, QRErrorLevel errorLevel) => CreateImage(CreateEmfBytes(contents, mode, errorLevel));
public static Bitmap Create(string contents, int resolution, QREncodeMode mode, QRErrorLevel errorLevel) => CreateBitmap(contents, resolution, mode, errorLevel);
public static Bitmap Create(string contents, int resolution, QREncodeMode mode) => CreateBitmap(contents, resolution, mode);
public static Bitmap Create(string contents, QREncodeMode mode, QRErrorLevel errorLevel) => CreateBitmap(contents, mode: mode, errorLevel: errorLevel);
public static Bitmap Create(string contents, QREncodeMode mode) => CreateBitmap(contents, mode: mode);
