public void UpdateOptions(PDF417BarcodeWriteOptions options)
{
foreach (ImageViewerInteractiveMode mode in _viewer.InteractiveModes)
{
if (mode is WriteBarcodeInteractiveMode)
{
WriteBarcodeInteractiveMode writeMode = (WriteBarcodeInteractiveMode)mode;
writeMode.WriteOptions = options;
_writeOptions = options;
}
}
}
private void WriteBarcodeForm_Load(object sender, System.EventArgs e)
{
// initialize the _viewer object
_viewer = new ImageViewer();
_viewer.Dock = DockStyle.Fill;
_viewer.BackColor = Color.DarkGray;
Controls.Add(_viewer);
_viewer.BringToFront();
// initialize the codecs object.
_codecs = new RasterCodecs();
try
{
string imagePath = Path.Combine(DemosGlobal.ImagesFolder, "license_sample_rear_blank.png");
_viewer.Image = _codecs.Load(imagePath);
}
catch
{
_viewer.Image = RasterImage.Create(1100, 700, 24, 150, RasterColor.White);
}
_barcodeEngine = new BarcodeEngine();
_writeOptions = (PDF417BarcodeWriteOptions)_barcodeEngine.Writer.GetDefaultOptions(BarcodeSymbology.PDF417);
//Refer to AAMVA CDS 2016 Section D.3 thru D.11.2
//Must range from 0.0066 to 0.015 inches
_writeOptions.XModule = 15; //0.015
//Must >= 3
_writeOptions.XModuleAspectRatio = 3;
//Error level must be at least 3, 5 is recommended
_writeOptions.ECCLevel = PDF417BarcodeECCLevel.Level5;
//Default WidthAspectRatio is 2:1. 4:1 looks similar to ID barcodes in the wild
_writeOptions.SymbolWidthAspectRatio = 4;
//Default quiet zone for PDF417 is 2 * XModule
_viewer.BeginUpdate();
WriteBarcodeInteractiveMode writeBarcodeInteractiveMode = new WriteBarcodeInteractiveMode(_barcodeEngine, _aamvaData, _writeOptions);
writeBarcodeInteractiveMode.IsEnabled = true;
ImageViewerPanZoomInteractiveMode panZoomInteractiveMode = new ImageViewerPanZoomInteractiveMode();
_viewer.InteractiveModes.Add(writeBarcodeInteractiveMode);
_viewer.InteractiveModes.Add(panZoomInteractiveMode);
_viewer.EndUpdate();
UpdateMyControls();
}