我已经使用谷歌地图 api v2 大约一个月了。除了问题跟踪器中报告的其他错误之外，我还遇到了以下奇怪的错误。
java.lang.IllegalStateException：相机在取消期间移动，这发生在我用于 animateCamera 方法的 CancelableCallback 中。异常追溯到用户触摸事件。我相信发生这种情况是因为用户在调用 onFinish/onCancel 时正在与地图进行交互，现在这种情况并不经常发生，但它很烦人。
反正有这个问题吗？我将不胜感激您能提供的任何帮助。
这是一个完整的代码：
public void moveMapToSearchMarker(
final T fmMarker,
final FriendlyMapGoogleMapMarkerClickListener fmMarkerClickListener,
float zoomLevel) {
CameraUpdate camUpdate = CameraUpdateFactory.newLatLngZoom(fmMarker
.getMarker().getPosition(), zoomLevel);
getGoogleMap().animateCamera(camUpdate, new CancelableCallback() {
@Override
public void onFinish() {
setMarkerOnSearchComplete(fmMarker, fmMarkerClickListener);
}
@Override
public void onCancel() {
setMarkerOnSearchComplete(fmMarker, fmMarkerClickListener);
}
});
}
private void setMarkerOnSearchComplete(T fmMarker,
FriendlyMapGoogleMapMarkerClickListener fmMarkerClickListener) {
if (!fmMarker.getMarker().isVisible())
fmMarker.getMarker().setVisible(true);
for (T lstFmMarker : this)
lstFmMarker.setSearched(false);
fmMarker.setSearched(true);
createOrUpdateSearchMarker(fmMarker.getMarker().getPosition());
fmMarkerClickListener.onFriendlyMapMarkerClick(fmMarker, this, true);
}
public void createOrUpdateSearchMarker(LatLng searchMarkerPos) {
if (searchRadiusCircle == null) {
CircleOptions cOpts = new CircleOptions();
int strokeColor = getSearchRadiusColor() + 0xEE000000;
cOpts.center(searchMarkerPos).fillColor(getSearchRadiusColor())
.strokeColor(strokeColor).radius(12).strokeWidth(2F);
searchRadiusCircle = getGoogleMap().addCircle(cOpts);
} else {
searchRadiusCircle.setVisible(true);
searchRadiusCircle.setCenter(searchMarkerPos);
}
}
public <T extends FriendlyMapMarker> boolean onFriendlyMapMarkerClick(
T fmMarker, FriendlyMapMarkerList fmMarkerList,
boolean isOnCancelableCallback) {
FriendlyMapMarkerAndList fmMapMarkerAndList = new FriendlyMapMarkerAndList<FriendlyMapMarker, FriendlyMapMarkerList>();
fmMapMarkerAndList.fmMarker = fmMarker;
fmMapMarkerAndList.fmMarkerList = fmMarkerList;
return handleMarkerClick(fmMapMarkerAndList, isOnCancelableCallback);
}
private boolean handleMarkerClick(
FriendlyMapMarkerAndList fmMapMarkerAndList,
boolean isOnCancelableCallback) {
if (fmMapMarkerAndList == null)
return false;
final FriendlyMapMarker fmMarker = fmMapMarkerAndList.fmMarker;
Marker marker = fmMarker.getMarker();
final FriendlyMapMarkerList fmMarkerList = fmMapMarkerAndList.fmMarkerList;
if (fmMarker != null) {
if (fmMarker.getClass().equals(FriendlyMapPlaceMarker.class)) {
balloonActions.setCurrentFmMarker(fmMarker);
balloonActions.setPlaceLikeButtonVisibility();
CancelableCallback onCameraCompleteMove = new CancelableCallback() {
@Override
public void onFinish() {
openActionBalloon(fmMarker, fmMarkerList);
}
@Override
public void onCancel() {
openActionBalloon(fmMarker, fmMarkerList);
}
};
LatLng camPos = Utils.getRoundedLatLng(fmMarkerList
.getGoogleMap().getCameraPosition().target, 1e5);
LatLng markerPos = Utils.getRoundedLatLng(marker.getPosition(),
1e5);
if (!Utils.latLngEqualsByCoords(camPos, markerPos)
&& !isOnCancelableCallback)
fmMarkerList.getGoogleMap()
.animateCamera(
CameraUpdateFactory.newLatLng(fmMarker
.getLatLng()), 350,
onCameraCompleteMove);
else
onCameraCompleteMove.onFinish();
fmMarker.getMarker().showInfoWindow();
LoadAsyncBalloonExtendedStatisticsResult loadAsyncBalloonStatisticsResult = new LoadAsyncBalloonExtendedStatisticsResult(
activity, marker,
(FriendlyMapPlaceMarkerList) fmMarkerList);
loadAsyncBalloonStatisticsResult
.execute(((FriendlyMapPlaceMarker) fmMarker)
.getKnownLocationID());
return true;
}
if (fmMarker.getClass().equals(FriendlyMapDiscussionMarker.class)) {
balloonActionsDiscussion.setCurrentFmMarker(fmMarker);
final FriendlyMapDiscussionMarker fmdMarker = (FriendlyMapDiscussionMarker) fmMarker;
LatLng camPos = Utils.getRoundedLatLng(fmMarkerList
.getGoogleMap().getCameraPosition().target, 1e5);
LatLng markerPos = Utils.getRoundedLatLng(fmdMarker.getMarker()
.getPosition(), 1e5);
if (!Utils.latLngEqualsByCoords(camPos, markerPos)
&& !isOnCancelableCallback) {
CameraUpdate camUpdate = CameraUpdateFactory
.newLatLng(fmdMarker.getMarker().getPosition());
fmMarkerList.getGoogleMap().animateCamera(camUpdate, 350,
new CancelableCallback() {
@Override
public void onFinish() {
openWindowInfoActionBalloon(fmMarkerList,
fmdMarker);
}
@Override
public void onCancel() {
openWindowInfoActionBalloon(fmMarkerList,
fmdMarker);
}
});
} else {
openWindowInfoActionBalloon(fmMarkerList, fmdMarker);
}
return true;
}
if (fmMarker.getClass().equals(FriendlyMapThoughtMarker.class)) {
balloonActionThought.setCurrentFmMarker(fmMarker);
balloonActionThought.setDeleteButtonVisiblity();
final FriendlyMapThoughtMarker fmtMarker = (FriendlyMapThoughtMarker) fmMarker;
LatLng camPos = Utils.getRoundedLatLng(fmMarkerList
.getGoogleMap().getCameraPosition().target, 1e5);
LatLng markerPos = Utils.getRoundedLatLng(fmtMarker.getMarker()
.getPosition(), 1e5);
if (!Utils.latLngEqualsByCoords(camPos, markerPos)
&& !isOnCancelableCallback) {
CameraUpdate camUpdate = CameraUpdateFactory
.newLatLng(fmtMarker.getMarker().getPosition());
fmMarkerList.getGoogleMap().animateCamera(camUpdate, 350,
new CancelableCallback() {
@Override
public void onFinish() {
openWindowInfoActionBalloon(fmMarkerList,
fmtMarker);
}
@Override
public void onCancel() {
openWindowInfoActionBalloon(fmMarkerList,
fmtMarker);
}
});
} else {
openWindowInfoActionBalloon(fmMarkerList, fmtMarker);
}
return true;
}
}
return false;
}
private void openWindowInfoActionBalloon(
FriendlyMapMarkerList fmMarkerList, FriendlyMapMarker fmMarker) {
Marker m = fmMarker.getMarker();
m.showInfoWindow();
openActionBalloon(fmMarker, fmMarkerList);
}
private void openActionBalloon(FriendlyMapMarker marker,
FriendlyMapMarkerList fmMarkerList) {
Projection proj = fmMarkerList.getGoogleMap().getProjection();
Point markerScreenPoint = proj.toScreenLocation(marker.getMarker()
.getPosition());
if (marker.getClass().equals(FriendlyMapPlaceMarker.class)) {
balloonActionsDiscussion.setVisibility(View.INVISIBLE);
balloonActionThought.setVisibility(View.INVISIBLE);
setBalloonDimension(balloonActions, markerScreenPoint);
} else if (marker.getClass().equals(FriendlyMapDiscussionMarker.class)) {
balloonActions.setVisibility(View.INVISIBLE);
balloonActionThought.setVisibility(View.INVISIBLE);
setBalloonDimension(balloonActionsDiscussion, markerScreenPoint);
} else if (marker.getClass().equals(FriendlyMapThoughtMarker.class)) {
balloonActionsDiscussion.setVisibility(View.INVISIBLE);
balloonActions.setVisibility(View.INVISIBLE);
setBalloonDimension(balloonActionThought, markerScreenPoint);
}
}
private void setBalloonDimension(View ballonActionView,
Point markerScreenPoint) {
FrameLayout.LayoutParams params = (FrameLayout.LayoutParams) ballonActionView
.getLayoutParams();
int marginX = markerScreenPoint.x - (ballonActionView.getWidth() / 2);
int marginY = markerScreenPoint.y;
params.setMargins(marginX, marginY, -marginX, -marginY);
params.gravity = Gravity.NO_GRAVITY;
ballonActionView.setLayoutParams(params);
ballonActionView.setVisibility(View.VISIBLE);
}