/// <summary>
/// Concatenates the specified rich texts.
/// </summary>
public static RichText Concat(params RichText[] texts)
{
if (texts == null || texts.Length == 0)
{
return(Empty);
}
else if (texts.Length == 1)
{
return(texts[0]);
}
string newText = string.Concat(texts.Select(txt => txt.text));
RichTextModel model = texts[0].ToRichTextModel();
int offset = texts[0].Length;
for (int i = 1; i < texts.Length; i++)
{
model.Append(offset, texts[i].stateChangeOffsets, texts[i].stateChanges);
offset += texts[i].Length;
}
return(new RichText(newText, model));
}