public virtual void CheckPatternWithoutTransparentFormResource()
{
using (MemoryStream bos = new MemoryStream()) {
using (PdfWriter writer = new PdfWriter(bos)) {
using (PdfDocument document = new PdfDocument(writer)) {
PdfFormXObject formXObject = new PdfFormXObject(new Rectangle(0f, 0f));
PdfPattern.Tiling tillingPattern = new PdfPattern.Tiling(0f, 0f);
tillingPattern.GetResources().AddForm(formXObject);
PdfPage pageToCheck = document.AddNewPage();
PdfResources pageResources = pageToCheck.GetResources();
pageResources.AddPattern(new PdfPattern.Shading(new PdfDictionary()));
pageResources.AddPattern(tillingPattern);
EnsureTransparencyObjectsNotEmpty();
// no assertions as we want to check that no exceptions would be thrown
pdfA2Checker.CheckSinglePage(pageToCheck);
}
}
}
}
public virtual void CheckPatternWithTransparentFormResource()
{
using (MemoryStream bos = new MemoryStream()) {
using (PdfWriter writer = new PdfWriter(bos)) {
using (PdfDocument document = new PdfDocument(writer)) {
PdfFormXObject formXObject = new PdfFormXObject(new Rectangle(0f, 0f));
formXObject.SetGroup(new PdfTransparencyGroup());
PdfPattern.Tiling tillingPattern = new PdfPattern.Tiling(0f, 0f);
tillingPattern.GetResources().AddForm(formXObject);
PdfPage pageToCheck = document.AddNewPage();
PdfResources pageResources = pageToCheck.GetResources();
pageResources.AddPattern(new PdfPattern.Shading(new PdfDictionary()));
pageResources.AddPattern(tillingPattern);
NUnit.Framework.Assert.That(() => {
pdfA2Checker.CheckSinglePage(pageToCheck);
}
, NUnit.Framework.Throws.InstanceOf <PdfAConformanceException>().With.Message.EqualTo(PdfAConformanceException.THE_DOCUMENT_DOES_NOT_CONTAIN_A_PDFA_OUTPUTINTENT_BUT_PAGE_CONTAINS_TRANSPARENCY_AND_DOES_NOT_CONTAIN_BLENDING_COLOR_SPACE))
;
}
}
}
}
/// <summary>Creates PdfPatternCanvas for a document from a provided Tiling pattern</summary>
/// <param name="pattern">The Tiling pattern must be colored</param>
/// <param name="document">The document that the resulting content stream will be written to</param>
public PdfPatternCanvas(PdfPattern.Tiling pattern, PdfDocument document)
: base((PdfStream)pattern.GetPdfObject(), pattern.GetResources(), document)
{
this.tilingPattern = pattern;
}