/// <summary>
/// Render the given list block to the PDF document.
/// </summary>
/// <param name="renderer">The PDF renderer.</param>
/// <param name="html">The list block to be renderered.</param>
protected override void Write(PdfBuilder renderer, ListBlock list)
{
renderer.StartNewParagraph();
int i = 1;
// Implicit cast from Block to ListItemBlock here. Markdig's builtin html
// renderer also makes this assumption.
foreach (ListItemBlock child in list)
{
// Write the bullet.
// todo: should use proper indentation (\t) here.
string bullet = list.IsOrdered ? $"{i}." : list.BulletType.ToString();
// Calling StartListItem() will prevent the list item's contents
// from creating a new paragraph.
renderer.StartListItem($" {bullet} ");
// Write the contents of the list item.
renderer.WriteChildren(child);
// Write a newline character. We don't want multiple list items on the same line.
// renderer.AppendText(Environment.NewLine, TextStyle.Normal, false);
renderer.FinishListItem();
i++;
}
renderer.StartNewParagraph();
}
public void TestFinishListItem()
{
string bullet = "-";
string bulletText = "bullet point text";
string serialText = "this goes after the list item.";
builder.StartListItem(bullet);
builder.AppendText(bulletText, TextStyle.Normal);
builder.FinishListItem();
builder.AppendText(serialText, TextStyle.Normal);
Assert.AreEqual(1, doc.LastSection.Elements.Count);
Paragraph paragraph = (Paragraph)doc.LastSection.Elements[0];
Assert.AreEqual(4, paragraph.Elements.Count);
// First element is the bullet.
Text insertedBullet = (Text)paragraph.Elements[0];
Assert.AreEqual(bullet, insertedBullet.Content);
// Second element is the list item text.
FormattedText listItem = (FormattedText)paragraph.Elements[1];
Assert.AreEqual(1, listItem.Elements.Count);
Text listItemText = (Text)listItem.Elements[0];
Assert.AreEqual(bulletText, listItemText.Content);
// Third element is a newline character.
Character newline = (Character)paragraph.Elements[2];
Assert.AreEqual(SymbolName.LineBreak, newline.SymbolName);
// Fourth element is the text inserted after the list item.
FormattedText serialContent = (FormattedText)paragraph.Elements[3];
Assert.AreEqual(1, serialContent.Elements.Count);
Text rawText = (Text)serialContent.Elements[0];
Assert.AreEqual(serialText, rawText.Content);
}
