public ReportPrinter()
{
HeaderLine = true;
FooterLine = true;
MarginTop = "1.5cm";
MarginBottom = "1cm";
Orientation = PdfOrientation.Portrait;
}
private void BtnConvert_Click(object sender, RoutedEventArgs e)
{
PdfOrientation orientation = rbA4Portrait.IsChecked == true ? PdfOrientation.A4_Portrait : PdfOrientation.A4_Landscape;
_converter.ImagesToPdf(_sourcePaths, txbTarget.Text, orientation);
MessageBox.Show("Arquivo PDF gerado com sucesso!");
}
public static PdfOutput FromHtml(FileInfo inputFile, string wkhtmlOptions, PdfOrientation orientation = PdfOrientation.Landscape)
{
string fileName = Path.GetFileNameWithoutExtension(inputFile.Name);
FileInfo output = new FileInfo("{0}.pdf"._Format(fileName));
ProcessOutput processOutput = "wkhtml.exe -O {0} {1} {2}"._Format(orientation.ToString(), wkhtmlOptions, output.Name).Run();
return(new PdfOutput(output));
}
public static string ToRQLString(this PdfOrientation value)
{
switch (value)
{
case PdfOrientation.Default:
return("default");
case PdfOrientation.Portrait:
return("portrait");
case PdfOrientation.Landscape:
return("landscape");
default:
throw new ArgumentException(string.Format("Unknown {0} value: {1}",
typeof(PdfOrientationUtils).Name, value));
}
}
/// <summary> Converts a set of images to a pdf file
/// </summary>
/// <param name="sourceFilePaths">Image file paths</param>
/// <param name="targetFilePath">Pdf file path</param>
/// <param name="orientation">Pdf orientation</param>
public void ImagesToPdf(string[] sourceFilePaths, string targetFilePath, PdfOrientation orientation)
{
Rectangle pageSize = orientation == PdfOrientation.A4_Portrait ? PageSize.A4
: orientation == PdfOrientation.A4_Landscape ? PageSize.A4.Rotate()
: throw new ArgumentException($"Unknown orientation {orientation}", nameof(orientation));
var document = new Document(pageSize, BORDER_SIZE, BORDER_SIZE, BORDER_SIZE, BORDER_SIZE);
using (var stream = new FileStream(targetFilePath, FileMode.Create, FileAccess.Write, FileShare.None))
{
PdfWriter.GetInstance(document, stream);
document.Open();
for (int i = 0; i < sourceFilePaths.Length; ++i)
{
string imagePath = sourceFilePaths[i];
using (var imageStream = new FileStream(imagePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
var image = Image.GetInstance(imageStream);
if (image.Height > pageSize.Height - BORDER_SIZE)
{
image.ScaleToFit(pageSize.Width - BORDER_SIZE, pageSize.Height - BORDER_SIZE);
}
else if (image.Width > pageSize.Width - BORDER_SIZE)
{
image.ScaleToFit(pageSize.Width - BORDER_SIZE, pageSize.Height - BORDER_SIZE);
}
image.Alignment = Image.ALIGN_MIDDLE;
if (i > 0)
{
document.NewPage();
}
document.Add(image);
}
}
document.Close();
}
}
public void Commit()
{
const string SAVE_DATA =
@"<TEMPLATE action=""save"" guid=""{0}""><TEMPLATEVARIANT guid=""{1}"" name=""{2}"" fileextension=""{3}"" insertstylesheetinpage=""{4}"" nostartendmarkers=""{5}"" containerpagereference=""{6}"" pdforientation=""{7}""/></TEMPLATE>";
Project.ExecuteRQL(
SAVE_DATA.SecureRQLFormat(
ContentClass,
this,
Name,
FileExtension ?? RQL.SESSIONKEY_PLACEHOLDER,
IsStylesheetIncludedInHeader,
_noStartEndMarkers,
HasContainerPageReference,
PdfOrientation.ToRQLString()));
Refresh();
}
public async Task Can_Create_Complex_Pdf(PdfOrientation orientation, PdfSize size, int lowerExpectedSize, int higherExpectedSize)
{
string html;
using (var stream = Assembly.GetExecutingAssembly().GetManifestResourceStream("Adliance.AspNetCore.Buddy.Pdf.Test.complex_html.html"))
{
Assert.NotNull(stream);
using (var reader = new StreamReader(stream ?? throw new Exception("Stream should not be null at this point.")))
{
html = reader.ReadToEnd();
}
}
string footer;
using (var stream = Assembly.GetExecutingAssembly().GetManifestResourceStream("Adliance.AspNetCore.Buddy.Pdf.Test.complex_footer.html"))
{
Assert.NotNull(stream);
using (var reader = new StreamReader(stream ?? throw new Exception("Stream should not be null at this point.")))
{
footer = await reader.ReadToEndAsync();
}
}
var bytes = await _pdfer.HtmlToPdf(html, new PdfOptions
{
MarginTop = 15,
MarginBottom = 33,
MarginLeft = 0,
MarginRight = 0,
FooterHtml = footer,
Orientation = orientation,
Size = size
});
//File.WriteAllBytes($@"C:\Users\Hannes\Downloads\complex_{size}_{orientation}.pdf", bytes);
Assert.True(bytes.Length > lowerExpectedSize && bytes.Length < higherExpectedSize, $"Bytes were not in expected range ({bytes.Length})"); // seems like the resulting PDF is about 4MB for this
}
public static PdfOutput FromHtml(string filePath, PdfOrientation orientation = PdfOrientation.Landscape)
{
return(FromHtml(new FileInfo(filePath), "-s Letter ", orientation));
}
