public string GetPreviewImage(string filename, int width, int height)
{
_log.Debug($"GetPreviewImage for filename={filename}");
try
{
var previewPath = ConfigurationProvider.Settings.PreviewPath;
var files = Directory.GetFiles(previewPath);
foreach (string file in files)
{
File.Delete(file);
}
_format = _engine.Documents.Open(filename);
_format.PrintSetup.PrinterName = DefaultPrinterName;
Messages messages;
_format.ExportPrintPreviewToFile(previewPath, "PrintPreview%PageNumber%.jpg", ImageType.JPEG, Seagull.BarTender.Print.ColorDepth.ColorDepth24bit, new Resolution(width, height), System.Drawing.Color.White, OverwriteOptions.Overwrite, true, true, out messages);
files = Directory.GetFiles(previewPath, "*.*");
return(files.Length < 1 ? String.Empty : files[0]);
}
catch (Exception ex)
{
_log.Error($"BartenderService.GetPreviewImage error for filename={filename}", ex);
}
return(null);
}
public static void PrintPreviewLabel2File(
LabelFormatDocument updatedFormat, Engine btEngine)
{
try
{
Messages msgs;
Resolution r = new Resolution(200);
if (!Directory.Exists(Constants.previewDir))
{
Directory.CreateDirectory(Constants.previewDir);
}
updatedFormat.ExportPrintPreviewToFile(Constants.previewDir,
"当前打印预览.bmp", ImageType.BMP, ColorDepth.ColorDepth16, r,
System.Drawing.Color.White, OverwriteOptions.DoNotOverwrite,
false, false, out msgs);
}
catch (Exception ex)
{
Log.Instance.Logger.Info($"导出预览错误:{ex.Message}");
}
}
private void openFilebtn_Click(object sender, EventArgs e)
{
OpenFileDialog dialog = new OpenFileDialog();
dialog.Multiselect = false;//多个文件
dialog.Title = "请选择要烧录的文件";
dialog.Filter = "bwt文件(*.btw)|*.btw";
dialog.InitialDirectory = Application.StartupPath;
if (dialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
_btw_path = dialog.FileName;
fileNametBox.Text = dialog.SafeFileName;
fileNametBox.BackColor = Color.LightGreen;
pictureBox.Image = null;
using (Engine btEngine = new Engine(true))
{
LabelFormatDocument labelFormat = btEngine.Documents.Open(_btw_path);
if (labelFormat != null)
{
Seagull.BarTender.Print.Messages m;
labelFormat.ExportPrintPreviewToFile(Application.StartupPath, @"\exp.bmp", ImageType.JPEG, Seagull.BarTender.Print.ColorDepth.ColorDepth24bit, new Resolution(300, 300), System.Drawing.Color.White, OverwriteOptions.Overwrite, true, true, out m);
labelFormat.ExportImageToFile(_bmp_path, ImageType.JPEG, Seagull.BarTender.Print.ColorDepth.ColorDepth24bit, new Resolution(300, 300), OverwriteOptions.Overwrite);
Image image = Image.FromFile(_bmp_path);
Bitmap NmpImage = new Bitmap(image);
pictureBox.Image = NmpImage;
image.Dispose();
}
else
{
MessageBox.Show("生成图片错误", "操作提示");
}
}
}
}
private int PrintBTLabels(RepackItems e, string filename)
{
// string[] browsingFormats;
// npRepackLabelParm lotGenSerial = (npRepackLabelParm)e.PopupWindowView.CurrentObject;
string LabFilename;
RepackItems Ritem = e;
try
{
engine = new Engine(true);
}
catch (PrintEngineException exception)
{
// If the engine is unable to start, a PrintEngineException will be thrown.
//MessageBox.Show(this, exception.Message, appName);
//this.Close(); // Close this app. We cannot run without connection to an engine.
throw new ArgumentNullException(exception.Message + " unable to start Bartender Try installing BARTENDER Label Software");
}
//string PrinterName = lotGenSerial.PrinterName;
Cursor.Current = Cursors.WaitCursor;
try
{
if (format != null)
{
format.Close(SaveOptions.DoNotSaveChanges);
}
format = engine.Documents.Open(Ritem.BTDefualtTemplate);
TextFile xfile = new TextFile("test");
xfile.FileName = filename; // @"c:\BTData\btdata.xls";
object test = xfile.GetType();
// format.DatabaseConnections.SetDatabaseConnection(xfile);
//format.PrintSetup.PrinterName = PrinterName;
// format.Print("Lot Label print");
//Resolution res = new Resolution(300, 700);
Resolution res = new Resolution(ImageResolution.Screen);
Messages messages = new Messages();
LabFilename = Ritem.ItemNumber.ToString() + "-SampleLabel";
format.ExportPrintPreviewToFile(@"c:\BTData", LabFilename, ImageType.JPEG, Seagull.BarTender.Print.ColorDepth.ColorDepth24bit, res, System.Drawing.Color.White, OverwriteOptions.Overwrite, true, true, out messages);
engine.Documents.Close(Ritem.BTDefualtTemplate, SaveOptions.DoNotSaveChanges);
// format.Close(SaveOptions.DoNotSaveChanges);
engine.Dispose();
engine = null;
//
//if (messages.HasError)
// {
// throw new Exception("error creating labels") ;
// }
Messages rMessages;
rMessages = new Messages();
Resolution iResolution;
iResolution = new Resolution(ImageResolution.Printer);
//format.ExportPrintPreviewToFile("c:\\temp", "testJpeg.jpg", ImageType.JPEG,
// Seagull.BarTender.Print.ColorDepth.ColorDepth24bit, iResolution ,
// System.Drawing.Color.White,
// OverwriteOptions.Overwrite, true, true, out rMessages);
// format.Close(SaveOptions.DoNotSaveChanges);
format = null;
}
catch (System.Runtime.InteropServices.COMException comException)
{
// errorMessage = String.Format("Unable to open format: {0}\nReason: {1}", browsingFormats[index], comException.Message);
format = null;
throw new ArgumentNullException(comException.Message + " Error in Repack Label print");
}
if (File.Exists(@"c:\BTData\" + LabFilename + "1"))
{
Ritem.LabelImage = DownloadFile(@"c:\BTData\" + LabFilename + "1");
Ritem.Save();
Ritem.Session.CommitTransaction();
}
// engine.Documents.CloseAll(SaveOptions.DoNotSaveChanges);
return(1);
}
private static void preview2BitmapFile(LabelFormatDocument btFormat, PoolItem item)
{
string methodName = "preview2BitmapFile";
logger.DebugFormat("BEGIN: {0}()", methodName);
try
{
Seagull.BarTender.Print.Messages message = null;
string bmpFileName = "%PageNumber%.bmp";
Resolution res = new Resolution(item.DPI);
System.Drawing.Color bkcolor = System.Drawing.ColorTranslator.FromHtml("#FFFFFF");
Result result = btFormat.ExportPrintPreviewToFile(item.BmpFolder,
bmpFileName, ImageType.BMP, ColorDepth.Mono
, res, bkcolor, OverwriteOptions.Overwrite,
false, false, out message);
if (result != Result.Success)
{
item.HasError = true;
string str = "";
foreach (Seagull.BarTender.Print.Message m in message)
{
str += string.Format("{0} Message: {1}\r\n", m.Severity, m.Text);
}
item.ErrorText = string.Format("Thread Id: {0} generate label {1} bitmap file {2} ErrorText: {3}", item.ThreadId.ToString(), item.BtwFile, result.ToString(), str);
throw new Exception(item.ErrorText);
}
else
{
logger.DebugFormat("Thread Id: {0} generate label {1} bitmap file ok! ", item.ThreadId.ToString(), item.BtwFile);
}
}
catch (Exception e)
{
logger.Error(e.Message, e);
throw;
}
finally
{
logger.DebugFormat("END: {0}()", methodName);
}
}