public bool Equals(KeyboardPosition other)
{
if (ReferenceEquals(null, other))
return false;
if (ReferenceEquals(this, other))
return true;
return other.row == row && other.column == column;
}
public void TestAbKeyboard()
{
var keyboard = new Keyboard(new[]{2},SetUtil.NewHash('a','b'));
var firstPos = new KeyboardPosition(0,0);
var secondPos = new KeyboardPosition(0,1);
var times = new TransitionTimes(keyboard);
times[firstPos, secondPos] = 1;
times[firstPos, firstPos] = 2;
times[secondPos, secondPos] = 2;
times[secondPos, firstPos] = 2;
var goodLayout = new KeyboardLayout("ab", keyboard);
var badLayout = new KeyboardLayout("ba",keyboard);
var occurrences = new double[keyboard.AllChars.Count, keyboard.AllChars.Count];
var corpus = new Corpus(occurrences, 1000,keyboard);
corpus['a', 'b'] = 100;
var goodScore = KeyboardEPAlgorithm.Score(goodLayout, corpus, times);
var badScore = KeyboardEPAlgorithm.Score(badLayout, corpus, times);
Assert.That(goodScore > badScore);
}
void KeyReleased(Keys releasedKey)
{
var releasedChar = GetKeyChar(releasedKey);
if (releasedKey == Keys.Space || releasedChar == null)
{
lastPosition = null;
return;
}
var now = DateTime.Now;
var elapsedTime = (now - lastTime).TotalMilliseconds;
var currentPosition = KeyboardLayout.QWERTY.GetCharPosition(releasedChar.Value);
if (lastPosition != null && elapsedTime < MAXIMUM_TIME_BETWEEN_KEYS)
{
times[currentPosition, lastPosition].AddMeasurement(elapsedTime);
Console.WriteLine(string.Format("adding measurement {0}", elapsedTime));
}
lastPosition = currentPosition;
lastTime = now;
}