/// <summary>
/// Sets the default page orientation for all pages of the loaded file.
/// @requires: loadedFile != null (file must be loaded)
/// </summary>
private void SetDefaultOrientation()
{
rotations = new List <PageOrientation>();
for (int i = 0; i < loadedFile.PageCount; i++)
{
rotations.Add(PageOrientation.NoRotation());
}
}
public void TestRotatePages(string inputFileName, string outputFilename, int expectedNumberOfPages)
{
PdfDocument inputFile = LoadTestFile(inputFileName);
List <PageRange> relevantPages = new List <PageRange>();
relevantPages.Add(PageRange.FromPattern(inputFile, "1,5"));
relevantPages.Add(PageRange.FromPattern(inputFile, "3-4"));
relevantPages.Add(PageRange.FromPattern(inputFile, "2-3"));
relevantPages.Add(PageRange.FromPattern(inputFile, ""));
List <ExportTask> exportTasks = new List <ExportTask>();
exportTasks.Add(new ExportTask(relevantPages[0], new List <IPageTransformation>()
{
new PageRotation(PageOrientation.NoRotation())
}));
exportTasks.Add(new ExportTask(relevantPages[1], new List <IPageTransformation>()
{
new PageRotation(PageOrientation.UpsideDown())
}));
exportTasks.Add(new ExportTask(relevantPages[2], new PageRotation(PageOrientation.RotateRight())));
exportTasks.Add(new ExportTask(relevantPages[3], new PageRotation(PageOrientation.NoRotation())));
Stream outputStream = new FileStream(outputFilename, FileMode.OpenOrCreate, FileAccess.ReadWrite);
PdfAssembler assembler = new PdfAssembler(outputStream);
foreach (var task in exportTasks)
{
assembler.AppendTask(task);
}
assembler.ExportFile();
PdfDocument result = LoadTestFile(outputFilename);
Assert.AreEqual(expectedNumberOfPages, result.GetNumberOfPages());
}