hyperion.ng/libsrc/leddevice/LedDeviceWrapper.cpp

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#include <leddevice/LedDeviceWrapper.h>
#include <leddevice/LedDevice.h>
#include <leddevice/LedDeviceFactory.h>
// following file is auto generated by cmake! it contains all available leddevice headers
#include "LedDevice_headers.h"
// util
#include <hyperion/Hyperion.h>
#include <utils/JsonUtils.h>
// qt
#include <QThread>
#include <QDir>
LedDeviceRegistry LedDeviceWrapper::_ledDeviceMap = LedDeviceRegistry();
LedDeviceWrapper::LedDeviceWrapper(Hyperion* hyperion)
: QObject(hyperion)
, _hyperion(hyperion)
, _ledDevice(nullptr)
, _enabled(true)
{
// prepare the device constrcutor map
#define REGISTER(className) LedDeviceWrapper::addToDeviceMap(QString(#className).toLower(), LedDevice##className::construct);
// the REGISTER() calls are autogenerated by cmake.
#include "LedDevice_register.cpp"
#undef REGISTER
_hyperion->setNewComponentState(hyperion::COMP_LEDDEVICE, true);
}
LedDeviceWrapper::~LedDeviceWrapper()
{
stopDeviceThread();
}
void LedDeviceWrapper::createLedDevice(const QJsonObject& config)
{
if(_ledDevice != nullptr)
{
stopDeviceThread();
}
// create thread and device
QThread* thread = new QThread(this);
_ledDevice = LedDeviceFactory::construct(config);
_ledDevice->moveToThread(thread);
// setup thread management
connect(thread, &QThread::started, _ledDevice, &LedDevice::start);
connect(thread, &QThread::finished, thread, &QObject::deleteLater);
connect(thread, &QThread::finished, _ledDevice, &QObject::deleteLater);
// further signals
connect(this, &LedDeviceWrapper::write, _ledDevice, &LedDevice::write);
connect(_ledDevice, &LedDevice::enableStateChanged, this, &LedDeviceWrapper::handleInternalEnableState);
// start the thread
thread->start();
}
const QJsonObject LedDeviceWrapper::getLedDeviceSchemas()
{
// make sure the resources are loaded (they may be left out after static linking)
Q_INIT_RESOURCE(LedDeviceSchemas);
// read the json schema from the resource
QDir d(":/leddevices/");
QStringList l = d.entryList();
QJsonObject result, schemaJson;
for(QString &item : l)
{
QString schemaPath(QString(":/leddevices/")+item);
QString devName = item.remove("schema-");
QString data;
if(!FileUtils::readFile(schemaPath, data, Logger::getInstance("LedDevice")))
{
throw std::runtime_error("ERROR: Schema not found: " + item.toStdString());
}
QJsonObject schema;
if(!JsonUtils::parse(schemaPath, data, schema, Logger::getInstance("LedDevice")))
{
throw std::runtime_error("ERROR: Json schema wrong of file: " + item.toStdString());
}
schemaJson = schema;
schemaJson["title"] = QString("edt_dev_spec_header_title");
result[devName] = schemaJson;
}
return result;
}
int LedDeviceWrapper::addToDeviceMap(QString name, LedDeviceCreateFuncType funcPtr)
{
_ledDeviceMap.emplace(name,funcPtr);
return 0;
}
const LedDeviceRegistry& LedDeviceWrapper::getDeviceMap()
{
return _ledDeviceMap;
}
int LedDeviceWrapper::getLatchTime()
{
return _ledDevice->getLatchTime();
}
const QString & LedDeviceWrapper::getActiveDevice()
{
return _ledDevice->getActiveDevice();
}
const QString & LedDeviceWrapper::getColorOrder()
{
return _ledDevice->getColorOrder();
}
void LedDeviceWrapper::handleComponentState(const hyperion::Components component, const bool state)
{
if(component == hyperion::COMP_LEDDEVICE)
{
_ledDevice->setEnable(state);
_hyperion->setNewComponentState(hyperion::COMP_LEDDEVICE, _ledDevice->componentState());
_enabled = state;
}
}
void LedDeviceWrapper::handleInternalEnableState(bool newState)
{
_hyperion->setNewComponentState(hyperion::COMP_LEDDEVICE, newState);
_enabled = newState;
}
void LedDeviceWrapper::stopDeviceThread()
{
_ledDevice->switchOff();
QThread* oldThread = _ledDevice->thread();
delete _ledDevice; // fast desctruction
oldThread->quit(); // non blocking
}