/// <summary>
/// Method fired when the user clicks on compare
/// </summary>
private void Compare_Click(object sender, RoutedEventArgs e)
{
BookDiff baseFile = ParseBook(Convert.ToString(this.baseFile.ToolTip));
BookDiff timingFile = ParseBook(Convert.ToString(this.timingFile.ToolTip));
this.difference = CompareBooks(baseFile, timingFile);
this.statusTxt.Text = "save differences";
this.saveBtn.IsEnabled = true;
}
/// <summary>
/// Helper for parsing the book.
/// </summary>
/// <param name="file">The file to parse.</param>
/// <returns>The parsed book.</returns>
private BookDiff ParseBook(string file)
{
BookDiff book = new BookDiff();
XmlDocument doc = new XmlDocument();
doc.Load(file);
book.CompletedTime = TimeSpan.Parse(((XmlElement)doc.GetElementsByTagName("Book").Item(0)).GetAttribute("CompletedTime"));
XmlNodeList chapters = doc.GetElementsByTagName("Chapter");
int chapterIndex = 0;
foreach (XmlElement chapter in chapters)
{
book.Chapters.Add(new ChapterDiff());
int sentenceIndex = 0;
XmlNodeList sentences = chapter.GetElementsByTagName("Sentence");
foreach (XmlElement sentence in sentences)
{
book.Chapters[chapterIndex].Sentences.Add(new AudioPosition());
book.Chapters[chapterIndex].Sentences[sentenceIndex] = new AudioPosition();
book.Chapters[chapterIndex].Sentences[sentenceIndex].Position = TimeSpan.Parse(sentence.GetAttribute("AudioPosition"));
book.Chapters[chapterIndex].Sentences[sentenceIndex].Duration = TimeSpan.Parse(sentence.GetAttribute("Duration"));
/*
* book.Chapters[chapterIndex].Sentences[sentenceIndex] = new AudioPosition()
* {
* Position = TimeSpan.Parse(sentence.GetAttribute("AudioPosition")),
* Duration = TimeSpan.Parse(sentence.GetAttribute("Duration"))
* };*/
sentenceIndex++;
}
chapterIndex++;
}
return(book);
}
/// <summary>
/// Helper for comparing two books.
/// </summary>
/// <param name="a">The baseline book.</param>
/// <param name="b">The book to compare.</param>
/// <returns>The differences.</returns>
private BookDiff CompareBooks(BookDiff a, BookDiff b)
{
BookDiff value = new BookDiff();
value.CompletedTime = a.CompletedTime - b.CompletedTime;
for (int i = 0; i < a.Chapters.Count; i++)
{
value.Chapters.Add(new ChapterDiff());
for (int j = 0; j < a.Chapters[i].Sentences.Count; j++)
{
value.Chapters[i].Sentences.Add(new AudioPosition());
value.Chapters[i].Sentences[j] =
b.Chapters[i].Sentences[j] - a.Chapters[i].Sentences[j];
}
}
return(value);
}
