/// <summary>
/// Replaces a text (tag) by another inside the slide.
/// </summary>
/// <param name="tag">The tag to replace by newText, if null or empty do nothing; tag is a regex string.</param>
/// <param name="newText">The new text to replace the tag with, if null replaced by empty string.</param>
/// <param name="replacementType">The type of replacement to perform.</param>
public void ReplaceTag(string tag, string newText, ReplacementType replacementType)
{
foreach (A.Paragraph p in this.slidePart.Slide.Descendants <A.Paragraph>())
{
switch (replacementType)
{
case ReplacementType.Global:
PowerpointParagraph.ReplaceTag(p, tag, newText);
break;
case ReplacementType.NoTable:
var tables = p.Ancestors <A.Table>();
if (!tables.Any())
{
// If the paragraph has no table ancestor
PowerpointParagraph.ReplaceTag(p, tag, newText);
}
break;
}
}
this.Save();
}
/// <summary>
/// Replaces a tag inside a given table cell (a:tc).
/// </summary>
/// <param name="slide">The PowerpointSlide.</param>
/// <param name="tc">The table cell (a:tc).</param>
/// <param name="cell">Contains the tag, the new text and a picture.</param>
/// <returns><c>true</c> if a tag has been found and replaced, <c>false</c> otherwise.</returns>
private static bool ReplaceTag(PowerpointSlide slide, A.TableCell tc, Cell cell)
{
bool replacedAtLeastOnce = false;
// a:p
foreach (A.Paragraph p in tc.Descendants <A.Paragraph>())
{
bool replaced = PowerpointParagraph.ReplaceTag(p, cell.Tag, cell.NewText);
if (replaced)
{
replacedAtLeastOnce = true;
// a:tcPr
if (cell.Picture != null)
{
A.TableCellProperties tcPr = tc.GetFirstChild <A.TableCellProperties>();
SetTableCellPropertiesWithBackgroundPicture(slide, tcPr, cell.Picture);
}
}
}
return(replacedAtLeastOnce);
}