qgeopositioninfosourcedispatcher_wasm.cpp

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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#include "qgeopositioninfosourcedispatcher_wasm_p.h"
#include "qgeopositioninfosource_wasm_p.h"
 
 
QT_BEGIN_NAMESPACE
 
Q_GLOBAL_STATIC(QGeoPositionInfoDispatcherWasm, g_dispatcherWasm)
 
QGeoPositionInfoDispatcherWasm::QGeoPositionInfoDispatcherWasm()
{
}
 
QGeoPositionInfoDispatcherWasm::~QGeoPositionInfoDispatcherWasm()
{
    m_instanceRegistry.clear();
}
 
quint32 QGeoPositionInfoDispatcherWasm::incrementIdOfRegisterSourceInfo()
{
    static quint32 counter = 0;
    counter++;
    return counter;
}
 
int QGeoPositionInfoDispatcherWasm::registerInfoSourceInstance(QGeoPositionInfoSourceWasm* source)
{
    std::lock_guard<std::mutex> lock(registryMutex);
    quint32 id = incrementIdOfRegisterSourceInfo();
    m_instanceRegistry[id] = source;
    return id;
}
 
void QGeoPositionInfoDispatcherWasm:: unregisterInfoSourceInstance(int instanceId)
{
    std::lock_guard<std::mutex> lock(registryMutex);
    m_instanceRegistry.erase(instanceId);
}
 
QGeoPositionInfoSourceWasm* QGeoPositionInfoDispatcherWasm::lookUpInfoSource(int instanceId)
{
    std::lock_guard<std::mutex> lock(registryMutex);
    auto it = m_instanceRegistry.find(instanceId);
    if (it != m_instanceRegistry.end())
        return it->second;
 
    return nullptr;
}
 
QGeoPositionInfoDispatcherWasm* QGeoPositionInfoDispatcherWasm::instance()
{
    return g_dispatcherWasm();
}
 
void QGeoPositionInfoDispatcherWasm::geolocationSuccess(int instanceId, val position)
{
    if (auto source = lookUpInfoSource(instanceId))
        source->geolocationSuccess(position);
}
 
void QGeoPositionInfoDispatcherWasm::geolocationError(int instanceId, val error)
{
    if (auto source = lookUpInfoSource(instanceId))
        source->geolocationError(error);
}
 
void QGeoPositionInfoDispatcherWasm::log(val value)
{
    val::global("console").call<void>("log", value);
}
 
EMSCRIPTEN_BINDINGS(qt_geolocation)
{
    function("qtGeolocationPositionSuccess", optional_override([](int id, val pos) {
        QGeoPositionInfoDispatcherWasm::instance()->geolocationSuccess(id, pos);
    }));
 
    function("qtGeolocationPositionError", optional_override([](int id, val err) {
        QGeoPositionInfoDispatcherWasm::instance()->geolocationError(id, err);
    }));
 
}
 
QT_END_NAMESPACE