private void ReleaseIfNotNull(TextLayoutResult textLayoutResult)
{
if (textLayoutResult.pDWriteTextLayout != IntPtr.Zero)
{
try
{
UnsafeNativeMethods.ReleaseTextLayout(ref textLayoutResult);
textLayoutResult.pDWriteTextLayout = IntPtr.Zero;
}
catch (Exception e) when(e is COMException || e is AccessViolationException)
{
Trace.WriteLine($"Error releasing {nameof(textLayoutResult)} - {e.Message}");
textLayoutResult.pDWriteTextLayout = IntPtr.Zero;
}
}
}
public virtual void OverflowWrapBreakWordProperty()
{
PdfDocument pdfDoc = new PdfDocument(new PdfWriter(new MemoryStream()));
pdfDoc.AddNewPage();
Document doc = new Document(pdfDoc);
RootRenderer documentRenderer = doc.GetRenderer();
Text text = new Text("wooow");
TextRenderer textRenderer = (TextRenderer)text.GetRenderer();
textRenderer.SetParent(documentRenderer);
// overflow is set here to mock LineRenderer#layout behavior
documentRenderer.SetProperty(Property.OVERFLOW_X, OverflowPropertyValue.VISIBLE);
float fullWordWidth = textRenderer.GetMinMaxWidth().GetMaxWidth();
LayoutArea layoutArea = new LayoutArea(1, new Rectangle(fullWordWidth / 2, AbstractRenderer.INF));
TextLayoutResult result = (TextLayoutResult)textRenderer.Layout(new LayoutContext(layoutArea));
NUnit.Framework.Assert.IsFalse(result.IsWordHasBeenSplit());
textRenderer.SetProperty(Property.OVERFLOW_WRAP, OverflowWrapPropertyValue.BREAK_WORD);
result = (TextLayoutResult)textRenderer.Layout(new LayoutContext(layoutArea));
NUnit.Framework.Assert.IsTrue(result.IsWordHasBeenSplit());
}
