/// Callbacks
void Layer::onEnter()
{
Director* pDirector = Director::getInstance();
// register 'parent' nodes first
// since events are propagated in reverse order
if (_touchEnabled)
{
this->registerWithTouchDispatcher();
}
// then iterate over all the children
Node::onEnter();
// add this layer to concern the Accelerometer Sensor
if (_accelerometerEnabled)
{
pDirector->getAccelerometer()->setDelegate(CC_CALLBACK_1(Layer::didAccelerate, this));
}
// add this layer to concern the keypad msg
if (_keypadEnabled)
{
pDirector->getKeypadDispatcher()->addDelegate(this);
}
}
void Layer::onEnterTransitionDidFinish()
{
if (_accelerometerEnabled)
{
Director* pDirector = Director::getInstance();
pDirector->getAccelerometer()->setDelegate(CC_CALLBACK_1(Layer::didAccelerate, this));
}
Node::onEnterTransitionDidFinish();
}
void Layer::setAccelerometerInterval(double interval) {
if (_accelerometerEnabled)
{
if (_running)
{
Director* pDirector = Director::getInstance();
pDirector->getAccelerometer()->setAccelerometerInterval(interval);
}
}
}
/// isAccelerometerEnabled setter
void Layer::setAccelerometerEnabled(bool enabled)
{
if (enabled != _accelerometerEnabled)
{
_accelerometerEnabled = enabled;
if (_running)
{
Director* pDirector = Director::getInstance();
if (enabled)
{
pDirector->getAccelerometer()->setDelegate(CC_CALLBACK_1(Layer::didAccelerate, this));
}
else
{
pDirector->getAccelerometer()->setDelegate(nullptr);
}
}
}
}
void Layer::onExit()
{
Director* pDirector = Director::getInstance();
if( _touchEnabled )
{
pDirector->getTouchDispatcher()->removeDelegate(this);
}
// remove this layer from the delegates who concern Accelerometer Sensor
if (_accelerometerEnabled)
{
pDirector->getAccelerometer()->setDelegate(nullptr);
}
// remove this layer from the delegates who concern the keypad msg
if (_keypadEnabled)
{
pDirector->getKeypadDispatcher()->removeDelegate(this);
}
Node::onExit();
}
JNIEXPORT void JNICALL Java_org_cocos2dx_lib_Cocos2dxAccelerometer_onSensorChanged(JNIEnv* env, jobject thiz, jfloat x, jfloat y, jfloat z, jlong timeStamp) {
Director* pDirector = Director::getInstance();
pDirector->getAccelerometer()->update(x, y, z, timeStamp);
}