public void announceCurrentDirection(Location currentLocation) {
NextDirectionInfo nextInfo = router.getNextRouteDirectionInfo(new NextDirectionInfo(), true);
if (nextInfo == null) {
playGoAheadToDestination();
return;
}
NextDirectionInfo nextNextInfo =
router.getNextRouteDirectionInfoAfter(nextInfo, new NextDirectionInfo(), false);
float speed = DEFAULT_SPEED;
RouteDirectionInfo next = nextInfo.directionInfo;
int dist = nextInfo.distanceTo;
if (currentLocation != null && currentLocation.hasSpeed()) {
speed = Math.max(currentLocation.getSpeed(), speed);
}
switch (currentStatus) {
case STATUS_UTWP_TOLD:
playMakeUTwp();
break;
case STATUS_UNKNOWN:
if (nextRouteDirection != null && ((next == null) || (next.distance == 0))) {
playGoAheadToDestination();
} else {
playGoAhead(dist);
}
break;
case STATUS_TOLD:
if (nextRouteDirection != null) {
playGoAheadToDestination();
}
break;
case STATUS_TURN:
if (next.distance < TURN_IN_DISTANCE_END && nextNextInfo != null) {
playMakeTurn(next, nextNextInfo.directionInfo);
} else {
playMakeTurn(next, null);
}
break;
case STATUS_TURN_IN:
if ((isDistanceLess(speed, next.distance, TURN_DISTANCE)
|| next.distance < TURN_IN_DISTANCE_END)
&& nextNextInfo != null) {
playMakeTurnIn(next, dist, nextNextInfo.directionInfo);
} else {
playMakeTurnIn(next, dist, null);
}
break;
case STATUS_PREPARE:
playPrepareTurn(next, dist);
break;
case STATUS_LONG_PREPARE:
playPrepareTurn(next, dist);
break;
default:
break;
}
}
/**
* Updates status of voice guidance
*
* @param currentLocation
*/
protected void updateStatus(Location currentLocation) {
// Directly after turn: goAhead (dist), unless:
// < PREPARE_LONG_DISTANCE (3000m): playPrepareTurn
// < PREPARE_DISTANCE (1500m): playPrepareTurn
// < TURN_IN_DISTANCE (300m or 25sec): playMakeTurnIn
// < TURN_DISTANCE (60m or 5sec): playMakeTurn
float speed = DEFAULT_SPEED;
if (currentLocation != null && currentLocation.hasSpeed()) {
speed = Math.max(currentLocation.getSpeed(), speed);
}
NextDirectionInfo nextInfo = router.getNextRouteDirectionInfo(new NextDirectionInfo(), true);
// after last turn say:
if (nextInfo == null
|| nextInfo.directionInfo == null
|| nextInfo.directionInfo.distance == 0) {
// if(currentStatus <= STATUS_UNKNOWN && currentDirection > 0){ This caused this prompt to be
// suppressed when coming back from a
if (currentStatus <= STATUS_UNKNOWN) {
if (playGoAheadToDestination()) {
currentStatus = STATUS_TOLD;
playGoAheadDist = 0;
}
}
return;
}
if (nextInfo.intermediatePoint) {
if (currentStatus <= STATUS_UNKNOWN) {
if (playGoAheadToIntermediate()) {
currentStatus = STATUS_TOLD;
playGoAheadDist = 0;
}
}
return;
}
int dist = nextInfo.distanceTo;
RouteDirectionInfo next = nextInfo.directionInfo;
// if routing is changed update status to unknown
if (next != nextRouteDirection) {
nextRouteDirection = next;
currentStatus = STATUS_UNKNOWN;
playGoAheadDist = 0;
}
if (dist == 0 || currentStatus == STATUS_TOLD) {
// nothing said possibly that's wrong case we should say before that
// however it should be checked manually ?
return;
}
// say how much to go if there is next turn is a bit far
if (currentStatus == STATUS_UNKNOWN) {
if (!isDistanceLess(speed, dist, TURN_IN_DISTANCE * 1.3)) {
playGoAheadDist = dist - 80;
}
// say long distance message only for long distances > 10 km
// if (dist >= PREPARE_LONG_DISTANCE && !isDistanceLess(speed, dist, PREPARE_LONG_DISTANCE)) {
if (dist > PREPARE_LONG_DISTANCE + 300) {
nextStatusAfter(STATUS_UNKNOWN);
} else if (dist > PREPARE_DISTANCE + 300) {
// say prepare message if it is far enough and don't say preare long distance
nextStatusAfter(STATUS_LONG_PREPARE);
} else {
// don't say even prepare message
nextStatusAfter(STATUS_PREPARE);
}
}
NextDirectionInfo nextNextInfo =
router.getNextRouteDirectionInfoAfter(nextInfo, new NextDirectionInfo(), true);
if (statusNotPassed(STATUS_TURN)
&& isDistanceLess(speed, dist, TURN_DISTANCE, TURN_DEFAULT_SPEED)) {
if (next.distance < TURN_IN_DISTANCE_END && nextNextInfo != null) {
playMakeTurn(next, nextNextInfo.directionInfo);
} else {
playMakeTurn(next, null);
}
nextStatusAfter(STATUS_TURN);
} else if (statusNotPassed(STATUS_TURN_IN) && isDistanceLess(speed, dist, TURN_IN_DISTANCE)) {
if (dist >= TURN_IN_DISTANCE_END) {
if ((isDistanceLess(speed, next.distance, TURN_DISTANCE)
|| next.distance < TURN_IN_DISTANCE_END)
&& nextNextInfo != null) {
playMakeTurnIn(next, dist, nextNextInfo.directionInfo);
} else {
playMakeTurnIn(next, dist, null);
}
}
nextStatusAfter(STATUS_TURN_IN);
// } else if (statusNotPassed(STATUS_PREPARE) && isDistanceLess(speed, dist,
// PREPARE_DISTANCE)) {
} else if (statusNotPassed(STATUS_PREPARE) && (dist <= PREPARE_DISTANCE)) {
if (dist >= PREPARE_DISTANCE_END) {
if (next.getTurnType().keepLeft() || next.getTurnType().keepRight()) {
// do not play prepare for keep left/right
} else {
playPrepareTurn(next, dist);
}
}
nextStatusAfter(STATUS_PREPARE);
// } else if (statusNotPassed(STATUS_LONG_PREPARE) && isDistanceLess(speed, dist,
// PREPARE_LONG_DISTANCE)){
} else if (statusNotPassed(STATUS_LONG_PREPARE) && (dist <= PREPARE_LONG_DISTANCE)) {
if (dist >= PREPARE_LONG_DISTANCE_END) {
playPrepareTurn(next, dist);
}
nextStatusAfter(STATUS_LONG_PREPARE);
} else if (statusNotPassed(STATUS_UNKNOWN)) {
// strange how we get here but
nextStatusAfter(STATUS_UNKNOWN);
} else if (statusNotPassed(STATUS_TURN_IN) && dist < playGoAheadDist) {
playGoAheadDist = 0;
playGoAhead(dist);
}
}