public virtual void TagTreePointerTest06()
{
PdfReader reader = new PdfReader(sourceFolder + "taggedDocument.pdf");
PdfWriter writer = new PdfWriter(destinationFolder + "tagTreePointerTest06.pdf");
writer.SetCompressionLevel(CompressionConstants.NO_COMPRESSION);
PdfDocument document = new PdfDocument(reader, writer);
TagTreePointer tagPointer = new TagTreePointer(document);
tagPointer.SetRole(PdfName.Part);
NUnit.Framework.Assert.AreEqual(tagPointer.GetRole().GetValue(), "Part");
tagPointer.MoveToKid(PdfName.Table).GetProperties().SetLanguage("en-US");
tagPointer.MoveToKid(PdfName.TR).MoveToKid(PdfName.TD).MoveToKid(PdfName.P);
String actualText1 = "Some looong latin text";
tagPointer.GetProperties().SetActualText(actualText1);
NUnit.Framework.Assert.IsNull(tagPointer.GetConnectedElement(false));
IAccessibleElement connectedElement = tagPointer.GetConnectedElement(true);
tagPointer.MoveToRoot().MoveToKid(PdfName.Table).MoveToKid(1, PdfName.TR).GetProperties().SetActualText("More latin text"
);
connectedElement.SetRole(PdfName.Div);
connectedElement.GetAccessibilityProperties().SetLanguage("en-Us");
NUnit.Framework.Assert.AreEqual(connectedElement.GetAccessibilityProperties().GetActualText(), actualText1
);
document.Close();
CompareResult("tagTreePointerTest06.pdf", "cmp_tagTreePointerTest06.pdf", "diff06_");
}
/// <summary>Method for internal usages.</summary>
/// <remarks>
/// Method for internal usages.
/// Essentially, all it does is just making sure that for connected tags properties are
/// up to date with connected accessible elements properties.
/// </remarks>
public virtual void ActualizeTagsProperties()
{
foreach (KeyValuePair <IAccessibleElement, PdfStructElem> structToModel in connectedModelToStruct)
{
IAccessibleElement element = structToModel.Key;
PdfStructElem structElem = structToModel.Value;
structElem.SetRole(element.GetRole());
if (element.GetAccessibilityProperties() != null)
{
element.GetAccessibilityProperties().SetToStructElem(structElem);
}
}
}
private PdfStructElem AddNewKid(IAccessibleElement element, bool keepConnectedToTag)
{
PdfStructElem kid = new PdfStructElem(GetDocument(), element.GetRole());
if (keepConnectedToTag)
{
tagStructureContext.SaveConnectionBetweenStructAndModel(element, kid);
}
if (!keepConnectedToTag && element.GetAccessibilityProperties() != null)
{
element.GetAccessibilityProperties().SetToStructElem(kid);
}
return(AddNewKid(kid));
}
public virtual bool IsArtifact(IPropertyContainer hintOwner)
{
TaggingHintKey key = GetHintKey(hintOwner);
if (key != null)
{
return(key.IsArtifact());
}
else
{
IAccessibleElement aElem = null;
if (hintOwner is IRenderer && ((IRenderer)hintOwner).GetModelElement() is IAccessibleElement)
{
aElem = (IAccessibleElement)((IRenderer)hintOwner).GetModelElement();
}
else
{
if (hintOwner is IAccessibleElement)
{
aElem = (IAccessibleElement)hintOwner;
}
}
if (aElem != null)
{
return(StandardRoles.ARTIFACT.Equals(aElem.GetAccessibilityProperties().GetRole()));
}
}
return(false);
}
public static void ApplyTableAttributes(AbstractRenderer renderer)
{
if (!(renderer.GetModelElement() is IAccessibleElement))
{
return;
}
IAccessibleElement accessibleElement = (IAccessibleElement)renderer.GetModelElement();
PdfDictionary attributes = new PdfDictionary();
PdfName attributesType = PdfName.Table;
attributes.Put(PdfName.O, attributesType);
if (accessibleElement is Cell)
{
Cell cell = (Cell)accessibleElement;
if (cell.GetRowspan() != 1)
{
attributes.Put(PdfName.RowSpan, new PdfNumber(cell.GetRowspan()));
}
if (cell.GetColspan() != 1)
{
attributes.Put(PdfName.ColSpan, new PdfNumber(cell.GetColspan()));
}
}
if (attributes.Size() > 1)
{
AccessibilityProperties properties = accessibleElement.GetAccessibilityProperties();
RemoveSameAttributesTypeIfPresent(properties, attributesType);
properties.AddAttributes(attributes);
}
}
private void RemoveStructToModelConnection(PdfStructElem structElem)
{
if (structElem != null)
{
IAccessibleElement element = connectedStructToModel.JRemove(structElem.GetPdfObject());
structElem.SetRole(element.GetRole());
if (element.GetAccessibilityProperties() != null)
{
element.GetAccessibilityProperties().SetToStructElem(structElem);
}
if (structElem.GetParent() == null)
{
// is flushed
FlushStructElementAndItKids(structElem);
}
}
}
public static void TrySetLangAttribute(IAccessibleElement accessibleElement, String lang)
{
if (lang != null)
{
AccessibilityProperties properties = accessibleElement.GetAccessibilityProperties();
if (properties.GetLanguage() == null)
{
properties.SetLanguage(lang);
}
}
}
/// <summary>Gets accessibility properties of the current tag.</summary>
/// <returns>accessibility properties of the current tag.</returns>
public virtual AccessibilityProperties GetProperties()
{
PdfStructElem currElem = GetCurrentStructElem();
IAccessibleElement model = tagStructureContext.GetModelConnectedToStruct(currElem);
if (model != null)
{
return(model.GetAccessibilityProperties());
}
else
{
return(new BackedAccessibleProperties(currElem));
}
}
private bool CreateSingleTag(TaggingHintKey hintKey, TagTreePointer tagPointer)
{
if (hintKey.IsFinished())
{
ILog logger = LogManager.GetLogger(typeof(iText.Layout.Tagging.LayoutTaggingHelper));
logger.Error(iText.IO.LogMessageConstant.ATTEMPT_TO_CREATE_A_TAG_FOR_FINISHED_HINT);
return(false);
}
if (IsNonAccessibleHint(hintKey))
{
// try move pointer to the nearest accessible parent in case any direct content will be
// tagged with this tagPointer
TaggingHintKey parentTagHint = GetAccessibleParentHint(hintKey);
context.GetWaitingTagsManager().TryMovePointerToWaitingTag(tagPointer, parentTagHint);
return(false);
}
WaitingTagsManager waitingTagsManager = context.GetWaitingTagsManager();
if (!waitingTagsManager.TryMovePointerToWaitingTag(tagPointer, hintKey))
{
IAccessibleElement modelElement = hintKey.GetAccessibleElement();
TaggingHintKey parentHint = GetAccessibleParentHint(hintKey);
int ind = -1;
if (parentHint != null)
{
// if parent tag hasn't been created yet - it's ok, kid tags will be moved on it's creation
if (waitingTagsManager.TryMovePointerToWaitingTag(tagPointer, parentHint))
{
IList <TaggingHintKey> siblingsHint = GetAccessibleKidsHint(parentHint);
int i = siblingsHint.IndexOf(hintKey);
ind = GetNearestNextSiblingTagIndex(waitingTagsManager, tagPointer, siblingsHint, i);
}
}
tagPointer.AddTag(ind, modelElement.GetAccessibilityProperties());
if (hintKey.GetOverriddenRole() != null)
{
tagPointer.SetRole(hintKey.GetOverriddenRole());
}
waitingTagsManager.AssignWaitingState(tagPointer, hintKey);
IList <TaggingHintKey> kidsHint = GetAccessibleKidsHint(hintKey);
foreach (TaggingHintKey kidKey in kidsHint)
{
MoveKidTagIfCreated(hintKey, kidKey);
}
return(true);
}
return(false);
}
private static TaggingHintKey GetOrCreateHintKey(IPropertyContainer hintOwner, bool setProperty)
{
TaggingHintKey hintKey = hintOwner.GetProperty <TaggingHintKey>(Property.TAGGING_HINT_KEY);
if (hintKey == null)
{
IAccessibleElement elem = null;
if (hintOwner is IAccessibleElement)
{
elem = (IAccessibleElement)hintOwner;
}
else
{
if (hintOwner is IRenderer && ((IRenderer)hintOwner).GetModelElement() is IAccessibleElement)
{
elem = (IAccessibleElement)((IRenderer)hintOwner).GetModelElement();
}
}
hintKey = new TaggingHintKey(elem, hintOwner is IElement);
if (elem != null && StandardRoles.ARTIFACT.Equals(elem.GetAccessibilityProperties().GetRole()))
{
hintKey.SetArtifact();
hintKey.SetFinished();
}
if (setProperty)
{
if (elem is ILargeElement && !((ILargeElement)elem).IsComplete())
{
((ILargeElement)elem).SetProperty(Property.TAGGING_HINT_KEY, hintKey);
}
else
{
hintOwner.SetProperty(Property.TAGGING_HINT_KEY, hintKey);
}
}
}
return(hintKey);
}
public virtual void FinishTaggingHint(IPropertyContainer hintOwner)
{
TaggingHintKey rendererKey = GetHintKey(hintOwner);
// artifact is always finished
if (rendererKey == null || rendererKey.IsFinished())
{
return;
}
if (rendererKey.IsElementBasedFinishingOnly() && !(hintOwner is IElement))
{
// avoid auto finishing of hints created based on IElements
return;
}
if (!IsNonAccessibleHint(rendererKey))
{
IAccessibleElement modelElement = rendererKey.GetAccessibleElement();
String role = modelElement.GetAccessibilityProperties().GetRole();
if (rendererKey.GetOverriddenRole() != null)
{
role = rendererKey.GetOverriddenRole();
}
IList <ITaggingRule> rules = taggingRules.Get(role);
bool ruleResult = true;
if (rules != null)
{
foreach (ITaggingRule rule in rules)
{
ruleResult = ruleResult && rule.OnTagFinish(this, rendererKey);
}
}
if (!ruleResult)
{
return;
}
}
rendererKey.SetFinished();
}
