scoreForFrame method
Implementation
int scoreForFrame(int theFrame) {
_ball = 0;
var score = 0;
for (var currentFrame = 0; currentFrame < theFrame; currentFrame++) {
if (_strike) {
score += 10 + _nextTwoBallsForStrike;
_ball++;
} else if (_spare) {
score += 10 + _nextBallForSpare;
_ball += 2;
} else {
score += _twoBallsInFrame;
_ball += 2;
}
}
return score;
}