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#ifndef QMPCOREPUBLIC_HPP
#define QMPCOREPUBLIC_HPP
#include <cstdint>
#include <functional>
#include <vector>
#include <string>
#ifdef _WIN32
#define EXPORTSYM __declspec(dllexport)
#else
#define EXPORTSYM __attribute__ ((visibility ("default")))
#endif
#define QMP_PLUGIN_API_REV "1+indev8"
//MIDI Event structure
struct SEvent
{
uint32_t iid,time;
uint8_t type,p1,p2;
uint8_t flags;
std::string str;
SEvent(){time=iid=0;type=p1=p2=0;flags=0;str="";}
SEvent(uint32_t _iid,uint32_t _t,uint8_t _tp,uint8_t _p1,uint8_t _p2,const char* s=nullptr)
{
iid=_iid;time=_t;type=_tp;
p1=_p1;p2=_p2;flags=0;
if(s)str=std::string(s);else str="";
}
friend bool operator <(const SEvent& a,const SEvent& b){return a.time-b.time?a.time<b.time:a.iid<b.iid;}
};
//MIDI Track class
class CMidiTrack{
public:
std::vector<SEvent> eventList;
void appendEvent(SEvent e){eventList.push_back(e);}
SEvent& operator[](size_t sub){return eventList[sub];}
};
//MIDI File class
class CMidiFile{
public:
bool valid;
char *title,*copyright;
std::vector<CMidiTrack> tracks;
uint32_t std,divs;
~CMidiFile()
{
if(title)delete[] title;
if(copyright)delete[] copyright;
}
};
//Generic callback function that can be used for hooking the core.
//"userdata" is set when you register the callback function.
//Deprecated. Removing in 0.9.x.
class ICallBack
{
public:
ICallBack(){}
virtual void callBack(const void* callerdata,void* userdata)=0;
virtual ~ICallBack(){}
};
//alternative callback function type
typedef std::function<void(const void*,void*)> callback_t;
//MIDI file reader interface. Use this to implement your file importer.
class qmpFileReader
{
public:
qmpFileReader(){}
virtual ~qmpFileReader(){}
virtual CMidiFile* readFile(const char* fn)=0;
virtual void discardCurrentEvent()=0;
virtual void commitEventChange(SEvent d)=0;
};
//Functionality interface.
class qmpFuncBaseIntf
{
public:
qmpFuncBaseIntf(){}
virtual void show()=0;
virtual void close()=0;
virtual ~qmpFuncBaseIntf(){}
};
//Midi mapper plugin interface.
class qmpMidiOutDevice
{
public:
qmpMidiOutDevice(){}
virtual void deviceInit()=0;
virtual void deviceDeinit()=0;
virtual void basicMessage(uint8_t type,uint8_t p1,uint8_t p2)=0;
virtual void extendedMessage(uint8_t length,const char* data)=0;
virtual void rpnMessage(uint8_t ch,uint16_t type,uint16_t val)=0;
virtual void nrpnMessage(uint8_t ch,uint16_t type,uint16_t val)=0;
virtual void panic(uint8_t ch)=0;
virtual void reset(uint8_t ch)=0;
virtual void onMapped(uint8_t ch,int refcnt)=0;
virtual void onUnmapped(uint8_t ch,int refcnt)=0;
virtual ~qmpMidiOutDevice(){}
};
//Main plugin interface.
class qmpPluginIntf
{
public:
qmpPluginIntf(){}
virtual ~qmpPluginIntf(){}
virtual void init(){}
virtual void deinit(){}
virtual const char* pluginGetName(){return "";}
virtual const char* pluginGetVersion(){return "";}
};
#ifdef QMP_MAIN
extern "C"{
#endif
//The API class provided by the core. Plugins use this class to interact with
//the core.
class qmpPluginAPI
{
public:
virtual ~qmpPluginAPI();
virtual uint32_t getDivision();
virtual uint32_t getRawTempo();
virtual double getRealTempo();
virtual uint32_t getTimeSig();
virtual int getKeySig();
virtual uint32_t getNoteCount();
virtual uint32_t getMaxTick();
virtual uint32_t getCurrentPolyphone();
virtual uint32_t getMaxPolyphone();
virtual uint32_t getCurrentTimeStamp();
virtual uint32_t getCurrentPlaybackPercentage();
virtual int getChannelCC(int ch,int cc);
virtual int getChannelPreset(int ch);
virtual void playerSeek(uint32_t percentage);
virtual double getPitchBend(int ch);
virtual bool getChannelMask(int ch);
virtual std::string getTitle();
virtual std::wstring getWTitle();
virtual std::string getChannelPresetString(int ch);
virtual bool isDarkTheme();
virtual void* getMainWindow();
//WARNING!!: This function should be called from event reader callbacks only and
//it is somehow dangerous -- other plugins might be unaware of the removal of the
//event. The design might be modified afterward.
virtual void discardCurrentEvent();
//WARNING!!: This function should be called from event reader callbacks only and
//it is somehow dangerous -- other plugins might be unaware of the event change.
//The design might be modified afterward.
virtual void commitEventChange(SEvent d);
//This function should be called from a file reader when it has read a new event
virtual void callEventReaderCB(SEvent d);
virtual void setFuncState(std::string name,bool state);
virtual void setFuncEnabled(std::string name,bool enable);
virtual void registerFunctionality(qmpFuncBaseIntf* i,std::string name,std::string desc,const char* icon,int iconlen,bool checkable);
virtual void unregisterFunctionality(std::string name);
virtual int registerUIHook(std::string e,ICallBack* cb,void* userdat);
virtual int registerUIHook(std::string e,callback_t cb,void* userdat);
virtual void unregisterUIHook(std::string e,int hook);
virtual void registerMidiOutDevice(qmpMidiOutDevice* dev,std::string name);
virtual void unregisterMidiOutDevice(std::string name);
virtual int registerEventReaderIntf(ICallBack* cb,void* userdata);
virtual void unregisterEventReaderIntf(int intfhandle);
virtual int registerEventHandlerIntf(ICallBack* cb,void* userdata);
virtual void unregisterEventHandlerIntf(int intfhandle);
virtual int registerFileReadFinishedHandlerIntf(ICallBack* cb,void* userdata);
virtual void unregisterFileReadFinishedHandlerIntf(int intfhandle);
virtual int registerEventHandler(callback_t cb,void *userdata);
virtual void unregisterEventHandler(int id);
virtual int registerEventReadHandler(callback_t cb,void *userdata);
virtual void unregisterEventReadHandler(int id);
virtual int registerFileReadFinishHook(callback_t cb,void *userdata);
virtual void unregisterFileReadFinishHook(int id);
virtual void registerFileReader(qmpFileReader* reader,std::string name);
virtual void unregisterFileReader(std::string name);
//if desc=="", the option won't be visible in the settings form.
//it will only show up in the configuration file.
virtual void registerOptionInt(std::string tab,std::string desc,std::string key,int min,int max,int defaultval);
virtual int getOptionInt(std::string key);
virtual void setOptionInt(std::string key,int val);
virtual void registerOptionUint(std::string tab,std::string desc,std::string key,unsigned min,unsigned max,unsigned defaultval);
virtual unsigned getOptionUint(std::string key);
virtual void setOptionUint(std::string key,unsigned val);
virtual void registerOptionBool(std::string tab,std::string desc,std::string key,bool defaultval);
virtual bool getOptionBool(std::string key);
virtual void setOptionBool(std::string key,bool val);
virtual void registerOptionDouble(std::string tab,std::string desc,std::string key,double min,double max,double defaultval);
virtual double getOptionDouble(std::string key);
virtual void setOptionDouble(std::string key,double val);
virtual void registerOptionString(std::string tab,std::string desc,std::string key,std::string defaultval,bool ispath=false);
virtual std::string getOptionString(std::string key);
virtual void setOptionString(std::string key,std::string val);
virtual void registerOptionEnumInt(std::string tab,std::string desc,std::string key,std::vector<std::string> options,int defaultval);
virtual int getOptionEnumInt(std::string key);
virtual void setOptionEnumInt(std::string key,int val);
};
#ifdef QMP_MAIN
}
#endif
//The entry type for the plugin. Your plugin should implement
//qmpPluginIntf* qmpPluginGetInterface(qmpPluginAPI* api)
//as its entry point. A pointer to the core API is also passed to the plugin
//through the parameter. This function should return a pointer to a class
//that implementes the plugin pinterface (qmpPluginIntf).
typedef qmpPluginIntf*(*qmpPluginEntry)(qmpPluginAPI*);
//The following symbol only presents in plugins. Its purpose is to help the core reject incompatible plugins.
typedef const char*(*qmpPluginAPIRevEntry)();
#endif // QMPCOREPUBLIC_HPP
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