private void DrawSimulatedDiv(PdfPage page, IDictionary <int, Object> styles, float[] margins, bool drawBackground
, int pageNumber, bool recalculateBodyAreaForContentSize)
{
Div pageBordersSimulation = new Div().SetFillAvailableArea(true);
foreach (KeyValuePair <int, Object> entry in styles)
{
if ((entry.Key == Property.BACKGROUND || entry.Key == Property.BACKGROUND_IMAGE) && !drawBackground)
{
continue;
}
pageBordersSimulation.SetProperty(entry.Key, entry.Value);
}
pageBordersSimulation.GetAccessibilityProperties().SetRole(StandardRoles.ARTIFACT);
Rectangle backgroundArea = new Rectangle(page.GetTrimBox()).ApplyMargins(margins[0], margins[1], margins[2
], margins[3], false);
if (recalculateBodyAreaForContentSize)
{
if (pageStylesPropertiesMap.Get(pageNumber).lowestAndHighest == null)
{
return;
}
HtmlBodyStylesApplierHandler.LowestAndHighest lowestAndHighest = pageStylesPropertiesMap.Get(pageNumber).lowestAndHighest;
RecalculateBackgroundAreaForBody(backgroundArea, pageBordersSimulation, lowestAndHighest);
}
if (pdfCanvas == null)
{
pdfCanvas = new PdfCanvas(page.NewContentStreamBefore(), page.GetResources(), page.GetDocument());
}
iText.Layout.Canvas canvas = new iText.Layout.Canvas(pdfCanvas, backgroundArea);
canvas.EnableAutoTagging(page);
canvas.Add(pageBordersSimulation);
canvas.Close();
}
/// <summary>Draws page border.</summary>
/// <param name="page">the page</param>
private void DrawPageBorders(PdfPage page)
{
if (pageBordersSimulation == null)
{
return;
}
iText.Layout.Canvas canvas = new iText.Layout.Canvas(new PdfCanvas(page), page.GetTrimBox());
canvas.EnableAutoTagging(page);
canvas.Add(pageBordersSimulation);
canvas.Close();
}
/// <summary>Draws page background and borders.</summary>
/// <param name="page">the page</param>
private void DrawPageBackgroundAndBorders(PdfPage page)
{
iText.Layout.Canvas canvas = new iText.Layout.Canvas(new PdfCanvas(page), page.GetBleedBox());
canvas.EnableAutoTagging(page);
canvas.Add(pageBackgroundSimulation);
canvas.Close();
canvas = new iText.Layout.Canvas(new PdfCanvas(page), page.GetTrimBox());
canvas.EnableAutoTagging(page);
canvas.Add(pageBordersSimulation);
canvas.Close();
}
/// <summary>Draws page background.</summary>
/// <param name="page">the page</param>
/// <returns>pdfCanvas instance if there was a background to draw, otherwise returns null</returns>
internal virtual PdfCanvas DrawPageBackground(PdfPage page)
{
PdfCanvas pdfCanvas = null;
if (pageBackgroundSimulation != null)
{
pdfCanvas = new PdfCanvas(page.NewContentStreamBefore(), page.GetResources(), page.GetDocument());
iText.Layout.Canvas canvas = new iText.Layout.Canvas(pdfCanvas, page.GetBleedBox());
canvas.EnableAutoTagging(page);
canvas.Add(pageBackgroundSimulation);
canvas.Close();
}
return(pdfCanvas);
}
public virtual void CanvasWithPageEnableTaggingTest02()
{
String testName = "canvasWithPageEnableTaggingTest02";
String @out = destinationFolder + testName + ".pdf";
String cmp = sourceFolder + "cmp_" + testName + ".pdf";
PdfDocument pdf = new PdfDocument(new PdfWriter(@out));
pdf.SetTagged();
PdfPage page = pdf.AddNewPage();
Rectangle pageSize = page.GetPageSize();
Rectangle rectangle = new Rectangle(pageSize.GetX() + 36, pageSize.GetTop() - 80, pageSize.GetWidth() - 72
, 50);
iText.Layout.Canvas canvas = new iText.Layout.Canvas(page, rectangle);
// This will disable tagging and also prevent annotations addition. Created tagged document is invalid. Expected log message.
canvas.EnableAutoTagging(null);
canvas.Add(new Paragraph(new Link("Google link!", PdfAction.CreateURI("https://www.google.com")).SetUnderline
().SetFontColor(ColorConstants.BLUE)));
canvas.Close();
pdf.Close();
NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(@out, cmp, destinationFolder));
}