void
ScreenOrientation::Notify(const hal::ScreenConfiguration& aConfiguration)
{
if (ShouldResistFingerprinting()) {
return;
}
nsIDocument* doc = GetResponsibleDocument();
if (!doc) {
return;
}
ScreenOrientationInternal orientation = aConfiguration.orientation();
if (orientation != eScreenOrientation_PortraitPrimary &&
orientation != eScreenOrientation_PortraitSecondary &&
orientation != eScreenOrientation_LandscapePrimary &&
orientation != eScreenOrientation_LandscapeSecondary) {
// The platform may notify of some other values from
// an orientation lock, but we only care about real
// changes to screen orientation which result in one of
// the values we care about.
return;
}
OrientationType previousOrientation = mType;
mAngle = aConfiguration.angle();
mType = InternalOrientationToType(orientation);
DebugOnly<nsresult> rv;
if (mScreen && mType != previousOrientation) {
// Use of mozorientationchange is deprecated.
rv = mScreen->DispatchTrustedEvent(NS_LITERAL_STRING("mozorientationchange"));
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), "DispatchTrustedEvent failed");
}
if (doc->Hidden() && !mVisibleListener) {
mVisibleListener = new VisibleEventListener();
rv = doc->AddSystemEventListener(NS_LITERAL_STRING("visibilitychange"),
mVisibleListener, /* useCapture = */ true);
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), "AddSystemEventListener failed");
return;
}
if (mType != doc->CurrentOrientationType()) {
doc->SetCurrentOrientation(mType, mAngle);
Promise* pendingPromise = doc->GetOrientationPendingPromise();
if (pendingPromise) {
pendingPromise->MaybeResolveWithUndefined();
doc->SetOrientationPendingPromise(nullptr);
}
nsCOMPtr<nsIRunnable> runnable = NewRunnableMethod(this,
&ScreenOrientation::DispatchChangeEvent);
rv = NS_DispatchToMainThread(runnable);
NS_WARNING_ASSERTION(NS_SUCCEEDED(rv), "NS_DispatchToMainThread failed");
}
}
void
nsScreen::Notify(const hal::ScreenConfiguration& aConfiguration)
{
ScreenOrientation previousOrientation = mOrientation;
mOrientation = aConfiguration.orientation();
NS_ASSERTION(mOrientation != eScreenOrientation_None &&
mOrientation != eScreenOrientation_EndGuard &&
mOrientation != eScreenOrientation_Portrait &&
mOrientation != eScreenOrientation_Landscape,
"Invalid orientation value passed to notify method!");
if (mOrientation != previousOrientation) {
// TODO: use an helper method, see bug 720768.
nsRefPtr<nsDOMEvent> event = new nsDOMEvent(nullptr, nullptr);
nsresult rv = event->InitEvent(NS_LITERAL_STRING("mozorientationchange"), false, false);
if (NS_FAILED(rv)) {
return;
}
rv = event->SetTrusted(true);
if (NS_FAILED(rv)) {
return;
}
bool dummy;
rv = DispatchEvent(event, &dummy);
if (NS_FAILED(rv)) {
return;
}
}
}
void
MediaEngineWebRTCVideoSource::Notify(const hal::ScreenConfiguration& aConfiguration) {
#ifdef DYNAMIC_GUM_ROTATION
MonitorAutoLock enter(mMonitor);
mRotation = GetRotateAmount(aConfiguration.orientation(), mCameraAngle, mBackCamera);
LOG(("*** New orientation: %d (Camera %d Back %d MountAngle: %d)",
mRotation, mCaptureIndex, mBackCamera, mCameraAngle));
#endif
}
void
MediaEngineGonkVideoSource::Notify(const hal::ScreenConfiguration& aConfiguration) {
#ifdef DYNAMIC_GUM_ROTATION
if (mHasDirectListeners) {
// aka hooked to PeerConnection
MonitorAutoLock enter(mMonitor);
mRotation = GetRotateAmount(aConfiguration.orientation(), mCameraAngle, mBackCamera);
LOG(("*** New orientation: %d (Camera %d Back %d MountAngle: %d)",
mRotation, mCaptureIndex, mBackCamera, mCameraAngle));
}
#endif
mOrientationChanged = true;
}
void
nsScreen::Notify(const hal::ScreenConfiguration& aConfiguration)
{
ScreenOrientation previousOrientation = mOrientation;
mOrientation = aConfiguration.orientation();
NS_ASSERTION(mOrientation == eScreenOrientation_PortraitPrimary ||
mOrientation == eScreenOrientation_PortraitSecondary ||
mOrientation == eScreenOrientation_LandscapePrimary ||
mOrientation == eScreenOrientation_LandscapeSecondary,
"Invalid orientation value passed to notify method!");
if (mOrientation != previousOrientation) {
DispatchTrustedEvent(NS_LITERAL_STRING("mozorientationchange"));
}
}