WebDeviceOrientationUpdateProvider.cpp [plain text]
#include "config.h"
#include "WebDeviceOrientationUpdateProvider.h"
#if PLATFORM(IOS_FAMILY) && ENABLE(DEVICE_ORIENTATION)
#include "WebDeviceOrientationUpdateProviderMessages.h"
#include "WebDeviceOrientationUpdateProviderProxyMessages.h"
#include "WebPage.h"
#include "WebProcess.h"
#include <WebCore/MotionManagerClient.h>
namespace WebKit {
WebDeviceOrientationUpdateProvider::WebDeviceOrientationUpdateProvider(WebPage& page)
: m_page(makeWeakPtr(page))
, m_pageIdentifier(page.identifier())
{
WebProcess::singleton().addMessageReceiver(Messages::WebDeviceOrientationUpdateProvider::messageReceiverName(), page.identifier(), *this);
}
WebDeviceOrientationUpdateProvider::~WebDeviceOrientationUpdateProvider()
{
WebProcess::singleton().removeMessageReceiver(Messages::WebDeviceOrientationUpdateProvider::messageReceiverName(), m_pageIdentifier);
}
void WebDeviceOrientationUpdateProvider::startUpdatingDeviceOrientation(WebCore::MotionManagerClient& client)
{
if (m_deviceOrientationClients.computesEmpty() && m_page)
m_page->send(Messages::WebDeviceOrientationUpdateProviderProxy::StartUpdatingDeviceOrientation());
m_deviceOrientationClients.add(client);
}
void WebDeviceOrientationUpdateProvider::stopUpdatingDeviceOrientation(WebCore::MotionManagerClient& client)
{
if (m_deviceOrientationClients.computesEmpty())
return;
m_deviceOrientationClients.remove(client);
if (m_deviceOrientationClients.computesEmpty() && m_page)
m_page->send(Messages::WebDeviceOrientationUpdateProviderProxy::StopUpdatingDeviceOrientation());
}
void WebDeviceOrientationUpdateProvider::startUpdatingDeviceMotion(WebCore::MotionManagerClient& client)
{
if (m_deviceMotionClients.computesEmpty() && m_page)
m_page->send(Messages::WebDeviceOrientationUpdateProviderProxy::StartUpdatingDeviceMotion());
m_deviceMotionClients.add(client);
}
void WebDeviceOrientationUpdateProvider::stopUpdatingDeviceMotion(WebCore::MotionManagerClient& client)
{
if (m_deviceMotionClients.computesEmpty())
return;
m_deviceMotionClients.remove(client);
if (m_deviceMotionClients.computesEmpty() && m_page)
m_page->send(Messages::WebDeviceOrientationUpdateProviderProxy::StopUpdatingDeviceMotion());
}
void WebDeviceOrientationUpdateProvider::deviceOrientationChanged(double alpha, double beta, double gamma, double compassHeading, double compassAccuracy)
{
Vector<WeakPtr<WebCore::MotionManagerClient>> clients;
for (auto& client : m_deviceOrientationClients)
clients.append(makeWeakPtr(&client));
for (auto& client : clients) {
if (client)
client->orientationChanged(alpha, beta, gamma, compassHeading, compassAccuracy);
}
}
void WebDeviceOrientationUpdateProvider::deviceMotionChanged(double xAcceleration, double yAcceleration, double zAcceleration, double xAccelerationIncludingGravity, double yAccelerationIncludingGravity, double zAccelerationIncludingGravity, Optional<double> xRotationRate, Optional<double> yRotationRate, Optional<double> zRotationRate)
{
Vector<WeakPtr<WebCore::MotionManagerClient>> clients;
for (auto& client : m_deviceMotionClients)
clients.append(makeWeakPtr(&client));
for (auto& client : clients) {
if (client)
client->motionChanged(xAcceleration, yAcceleration, zAcceleration, xAccelerationIncludingGravity, yAccelerationIncludingGravity, zAccelerationIncludingGravity, xRotationRate, yRotationRate, zRotationRate);
}
}
}
#endif // PLATFORM(IOS_FAMILY) && ENABLE(DEVICE_ORIENTATION)