private void Sync(int startIndex, int endIndex, int minIndex, int maxIndex, double startPos, double endPos)
{
if (endPos > startPos)
{
double subStart = _originalSubtitle.Paragraphs[startIndex].StartTime.TotalMilliseconds / TimeCode.BaseUnit;
double subEnd = _originalSubtitle.Paragraphs[endIndex].StartTime.TotalMilliseconds / TimeCode.BaseUnit;
double subDiff = subEnd - subStart;
double realDiff = endPos - startPos;
// speed factor
double factor = realDiff / subDiff;
// adjust to starting position
double adjust = startPos - subStart * factor;
for (int i = minIndex; i < _subtitle.Paragraphs.Count; i++)
{
if (i <= maxIndex)
{
Paragraph p = _subtitle.Paragraphs[i];
p.StartTime.TotalMilliseconds = _originalSubtitle.Paragraphs[i].StartTime.TotalMilliseconds;
p.EndTime.TotalMilliseconds = _originalSubtitle.Paragraphs[i].EndTime.TotalMilliseconds;
p.Adjust(factor, adjust);
}
}
}
}
public void TestAdjust3()
{
var p = new Paragraph {
Text = string.Empty, StartTime = new TimeCode()
};
p.Adjust(1, 1);
Assert.AreEqual(1, p.StartTime.TotalSeconds);
}
public void TestAdjust2()
{
var p = new Paragraph {
Text = string.Empty, StartTime = new TimeCode(0, 1, 1, 1), EndTime = new TimeCode(0, 1, 4, 1)
};
p.Adjust(2, 10);
Assert.AreEqual(new TimeCode(0, 2, 12, 2).TotalMilliseconds, p.StartTime.TotalMilliseconds);
Assert.AreEqual(new TimeCode(0, 2, 18, 2).TotalMilliseconds, p.EndTime.TotalMilliseconds);
}