/**
* * Handle action when user presses the lap button
*
* @param time - in hundredth of a second
*/
private void addLapTime(long time) {
// The total elapsed time
final long curTime = time - mStartTime + mAccumulatedTime;
int size = mLapsAdapter.getCount();
if (size == 0) {
// Create and add the first lap
Lap firstLap = new Lap(curTime, curTime);
mLapsAdapter.addLap(firstLap);
// Create the first active lap
mLapsAdapter.addLap(new Lap(0, curTime));
// Update the interval on the clock and check the lap and total time formatting
mTime.setIntervalTime(curTime);
mLapsAdapter.updateTimeFormats(firstLap);
} else {
// Finish active lap
final long lapTime = curTime - mLapsAdapter.getItem(1).mTotalTime;
mLapsAdapter.getItem(0).mLapTime = lapTime;
mLapsAdapter.getItem(0).mTotalTime = curTime;
// Create a new active lap
mLapsAdapter.addLap(new Lap(0, curTime));
// Update marker on clock and check that formatting for the lap number
mTime.setMarkerTime(lapTime);
mLapsAdapter.updateLapFormat();
}
// Repaint the laps list
mLapsAdapter.notifyDataSetChanged();
// Start lap animation starting from the second lap
mTime.stopIntervalAnimation();
if (!reachedMaxLaps()) {
mTime.startIntervalAnimation();
}
}
/** Show or hide the laps-list */
private void showLaps() {
if (DEBUG)
Log.v(
LOG_TAG, String.format("StopwatchFragment.showLaps: count=%d", mLapsAdapter.getCount()));
boolean lapsVisible = mLapsAdapter.getCount() > 0;
// Layout change animations will start upon the first add/hide view. Temporarily disable
// the layout transition animation for the spacers, make the changes, then re-enable
// the animation for the add/hide laps-list
if (mSpacersUsed) {
int spacersVisibility = lapsVisible ? View.GONE : View.VISIBLE;
ViewGroup rootView = (ViewGroup) getView();
if (rootView != null) {
rootView.setLayoutTransition(null);
if (mStartSpace != null) {
mStartSpace.setVisibility(spacersVisibility);
}
if (mEndSpace != null) {
mEndSpace.setVisibility(spacersVisibility);
}
rootView.setLayoutTransition(mLayoutTransition);
}
}
if (lapsVisible) {
// There are laps - show the laps-list
// No delay for the CircleButtonsLayout changes - start immediately so that the
// circle has shifted before the laps-list starts appearing.
mCircleLayoutTransition.setStartDelay(LayoutTransition.CHANGING, 0);
mLapsList.setVisibility(View.VISIBLE);
} else {
// There are no laps - hide the laps list
// Delay the CircleButtonsLayout animation until after the laps-list disappears
long startDelay =
mLayoutTransition.getStartDelay(LayoutTransition.DISAPPEARING)
+ mLayoutTransition.getDuration(LayoutTransition.DISAPPEARING);
mCircleLayoutTransition.setStartDelay(LayoutTransition.CHANGING, startDelay);
mLapsList.setVisibility(View.GONE);
}
}
@Override
public void run() {
long curTime = Utils.getTimeNow();
long totalTime = mAccumulatedTime + (curTime - mStartTime);
if (mTime != null) {
mTimeText.setTime(totalTime, true, true);
}
if (mLapsAdapter.getCount() > 0) {
updateCurrentLap(totalTime);
}
mTime.postDelayed(mTimeUpdateThread, 10);
}
private void updateCurrentLap(long totalTime) {
// There are either 0, 2 or more Laps in the list See {@link #addLapTime}
if (mLapsAdapter.getCount() > 0) {
Lap curLap = mLapsAdapter.getItem(0);
curLap.mLapTime = totalTime - mLapsAdapter.getItem(1).mTotalTime;
curLap.mTotalTime = totalTime;
// If this lap has caused a change in the format for total and/or lap time, all of
// the rows need a fresh print. The simplest way to refresh all of the rows is
// calling notifyDataSetChanged.
if (mLapsAdapter.updateTimeFormats(curLap)) {
mLapsAdapter.notifyDataSetChanged();
} else {
curLap.updateView();
}
}
}
/**
* Make the final display setup.
*
* <p>If the fragment is starting with an existing list of laps, shows the laps list and if the
* spacers around the clock exist, hide them. If there are not laps at the start, hide the laps
* list and show the clock spacers if they exist.
*/
@Override
public void onStart() {
super.onStart();
boolean lapsVisible = mLapsAdapter.getCount() > 0;
mLapsList.setVisibility(lapsVisible ? View.VISIBLE : View.GONE);
if (mSpacersUsed) {
int spacersVisibility = lapsVisible ? View.GONE : View.VISIBLE;
if (mStartSpace != null) {
mStartSpace.setVisibility(spacersVisibility);
}
if (mEndSpace != null) {
mEndSpace.setVisibility(spacersVisibility);
}
}
((ViewGroup) getView()).setLayoutTransition(mLayoutTransition);
mCircleLayout.setLayoutTransition(mCircleLayoutTransition);
}
private boolean reachedMaxLaps() {
return mLapsAdapter.getCount() >= Stopwatches.MAX_LAPS;
}
