sl@9: 
sl@9: 
sl@9: #ifndef FUTABA_VFD_H
sl@9: #define FUTABA_VFD_H
sl@9: 
sl@9: #include "hidapi.h"
sl@9: 
sl@9: //This was computed from our number of pixels as follow 256x64/8/64 = 32 + 1 = 33
sl@9: //+1 was added for our header
sl@9: const int KFutabaMaxCommandOutputReport = 33;
sl@9: //TODO: Get ride of that constant once we figure out a way to get it from hidapi
sl@10: const int KFutabaMaxHidReportSize = 65;
sl@10: 
sl@10: const int KHidReportIdIndex=0;
sl@10: const int KFutabaHidReportSizeIndex=1;
sl@10: //Define Futaba vendor ID to filter our list of device
sl@10: const unsigned short KFutabaVendorId = 0x1008;
sl@10: const unsigned short KFutabaProductIdGP1212A01A = 0x100C;
sl@10: const unsigned short KFutabaProductIdGP1212A02A = 0x1013; //Or is it 0x1015
sl@10: 
sl@10: 
sl@10: //typedef struct hid_device_info HidDeviceInfo;
sl@10: 
sl@10: /**
sl@10: TODO: move to another header
sl@10: */
sl@10: template <int S>
sl@10: class HidReport
sl@10: 	{
sl@10: public:
sl@10: 	HidReport(){Reset();};
sl@10: 	void Reset();
sl@10: 	inline unsigned char& operator[](int aIndex){return iBuffer[aIndex];}
sl@10: 	const unsigned char* Buffer() const {return iBuffer;};
sl@10: 	unsigned char* Buffer() {return iBuffer;};
sl@10: protected:
sl@10: 	unsigned char iBuffer[S];
sl@10: 	};
sl@10: 
sl@10: template <int S>
sl@10: void HidReport<S>::Reset()
sl@10:     {
sl@10:     memset(iBuffer,0,sizeof(iBuffer));
sl@10:     }
sl@10: 
sl@10: /**
sl@10: TODO: move to another header
sl@10: */
sl@10: class HidDevice
sl@10: 	{
sl@10: public:
sl@10: 	int Open(const char* aPath);
sl@10: 	int Open(unsigned short aVendorId, unsigned short aProductId, const wchar_t* aSerialNumber);
sl@10: 	void Close();
sl@13:     bool IsOpen();
sl@10: 	//
sl@10: 	int SetNonBlocking(int aNonBlocking);
sl@10: 	//
sl@10: 	template<int S>
sl@10: 	int Write(const HidReport<S>& aOutputReport);
sl@10: 	//
sl@10: 	const wchar_t* Error();
sl@10: 
sl@13: 
sl@10: 
sl@10: private:
sl@10: 	///Our USB HID device
sl@10: 	hid_device* iHidDevice;
sl@10: 	};
sl@10: 
sl@10: 
sl@10: /**
sl@10: */
sl@10: template<int S>
sl@10: int HidDevice::Write(const HidReport<S>& aOutputReport)
sl@10: 	{
sl@10: 	return hid_write(iHidDevice,aOutputReport.Buffer(),S);
sl@10: 	}
sl@10: 
sl@10: 
sl@10: /**
sl@10: */
sl@10: class FutabaVfdReport: public HidReport<KFutabaMaxHidReportSize>
sl@10: 	{
sl@13: 
sl@10: private:
sl@13: 
sl@10: 	};
sl@10: 
sl@9: 
sl@9: 
sl@9: /**
sl@9: Define a generic Futaba VFD command.
sl@9: */
sl@9: class FutabaVfdCommand
sl@9:     {
sl@9: public:
sl@9:     FutabaVfdCommand();
sl@9:     ~FutabaVfdCommand();
sl@9:     //
sl@9:     //void Create(int aMaxSize);
sl@9:     //void Delete();
sl@9: 
sl@9:     //inline unsigned char& operator[](int aIndex){return iBuffer[aIndex];}
sl@9: 
sl@9:     void Reset();
sl@9: 
sl@9: private:
sl@9:     //unsigned char* iBuffer;
sl@10:     FutabaVfdReport iReports[KFutabaMaxCommandOutputReport];
sl@9:     int iSize;
sl@9:     int iMaxSize;
sl@9:     };
sl@9: 
sl@10: /**
sl@10: */
sl@11: class FutabaVfd : public HidDevice
sl@10: 	{
sl@10: public:
sl@10: 	virtual int MinBrightness()=0;
sl@10: 	virtual int MaxBrightness()=0;
sl@10: 	virtual void SetBrightness(int aBrightness)=0;
sl@10: 	virtual void Clear()=0;
sl@10: 	};
sl@10: 
sl@10: 
sl@10: /**
sl@10: */
sl@10: class FutabaGraphicVfd : public FutabaVfd
sl@10: 	{
sl@10: public:
sl@10: 	virtual int WidthInPixels()=0;
sl@10: 	virtual int HeightInPixels()=0;
sl@10: 	virtual void SetPixel(int aX, int aY, bool aOn)=0;
sl@10: 	virtual void SetAllPixels(bool aOn)=0;
sl@10: 
sl@10: 	};
sl@10: 
sl@10: /**
sl@10: Common functionality between GP1212A01A and GP1212A02A
sl@10: */
sl@10: class GP1212XXXX : public FutabaGraphicVfd
sl@10: 	{
sl@10: public:
sl@10: 	//From FutabaVfd
sl@10: 	virtual int MinBrightness(){return 0;};
sl@10: 	virtual int MaxBrightness(){return 5;};
sl@10: 	};
sl@10: 
sl@10: /**
sl@10: GP1212A01A is a graphic display module using a FUTABA 256x64dots VFD.
sl@10: The module do not include character ROM, the customer will compile the character
sl@10: by themselves (from main system).
sl@10: */
sl@10: class GP1212A01A : public GP1212XXXX
sl@10: 	{
sl@10: public:
sl@10: 	int Open();
sl@10: 	//From FutabaGraphicVfd
sl@10: 	virtual int WidthInPixels(){return 256;};
sl@10: 	virtual int HeightInPixels(){return 64;};
sl@10: 	virtual void SetPixel(int aX, int aY, bool aOn);
sl@10: 	virtual void SetAllPixels(bool aOn);
sl@10: 	//From FutabaVfd
sl@10: 	virtual void SetBrightness(int aBrightness);
sl@10: 	virtual void Clear();
sl@10: 	//
sl@10: 	void SetPixelBlock(int aX, int aY, int aHeight, int aSize, unsigned char aValue);
sl@10: 
sl@10: private:
sl@10: 	///
sl@10: 	//FutabaVfdReport iReport;
sl@10: 	///
sl@10: 	unsigned char iPixelBuffer[256][128];
sl@10: 	};
sl@10: 
sl@9: 
sl@9: #endif