hyperion.ng/include/leddevice/LedDevice.h

83 lines
1.8 KiB
C++

#pragma once
#include <QObject>
#include <QString>
// STL incldues
#include <vector>
#include <string>
#include <map>
#include <algorithm>
// Utility includes
#include <utils/ColorRgb.h>
#include <utils/ColorRgbw.h>
#include <utils/RgbToRgbw.h>
#include <utils/Logger.h>
#include <functional>
#include <json/json.h>
class LedDevice;
typedef LedDevice* ( *LedDeviceCreateFuncType ) ( const Json::Value& );
typedef std::map<std::string,LedDeviceCreateFuncType> LedDeviceRegistry;
///
/// Interface (pure virtual base class) for LedDevices.
///
class LedDevice : public QObject
{
Q_OBJECT
public:
LedDevice();
///
/// Empty virtual destructor for pure virtual base class
///
virtual ~LedDevice() {}
/// Switch the leds off
virtual int switchOff();
virtual int setLedValues(const std::vector<ColorRgb>& ledValues);
///
/// Opens and configures the output device
///
/// @return Zero on succes else negative
///
virtual int open();
static int addToDeviceMap(std::string name, LedDeviceCreateFuncType funcPtr);
static const LedDeviceRegistry& getDeviceMap();
static void setActiveDevice(std::string dev);
static std::string activeDevice() { return _activeDevice; }
static QJsonObject getLedDeviceSchemas();
static void setLedCount(int ledCount);
static int getLedCount() { return _ledCount; }
protected:
///
/// Writes the RGB-Color values to the leds.
///
/// @param[in] ledValues The RGB-color per led
///
/// @return Zero on success else negative
///
virtual int write(const std::vector<ColorRgb>& ledValues) = 0;
/// The common Logger instance for all LedDevices
Logger * _log;
/// The buffer containing the packed RGB values
std::vector<uint8_t> _ledBuffer;
bool _deviceReady;
static std::string _activeDevice;
static LedDeviceRegistry _ledDeviceMap;
static int _ledCount;
static int _ledRGBCount;
static int _ledRGBWCount;
};