#include "eeprom.h"
#include "mbed.h"

class TSC2046 {
public:
    TSC2046(EEPROM* mem, PinName MOSI, PinName MISO, PinName SCK, PinName CS, PinName INT);

    void GetXY(int32_t* X, int32_t* Y);

    uint16_t getXd1(void);
    uint16_t getXd2(void);
    uint16_t getXd3(void);
    uint16_t getYd1(void);
    uint16_t getYd2(void);
    uint16_t getYd3(void);

    void setXt1(uint32_t xt1);
    void setXt2(uint32_t xt2);
    void setXt3(uint32_t xt3);
    void setYt1(uint32_t yt1);
    void setYt2(uint32_t yt2);
    void setYt3(uint32_t yt3);
    void setCalibrated();
    bool getCalibrated();

    bool DetectTouch();

    void coeffCalc();

    void GetRawXY(uint16_t* X, uint16_t* Y);

private:
    struct
    {
        volatile int32_t cali_A;
        volatile int32_t cali_B;
        volatile int32_t cali_C;
        volatile int32_t cali_D;
        volatile int32_t cali_E;
        volatile int32_t cali_F;
        volatile uint8_t touchIsCalibrated;
        uint8_t tmp;
    } touchCoeff;

    uint32_t xt1;
    uint32_t xt2;
    uint32_t xt3;
    uint32_t yt1;
    uint32_t yt2;
    uint32_t yt3;

    SPI* tpPort;
    DigitalOut* tpCS;
    DigitalIn* tpInt;
    EEPROM* eeprom;
    uint16_t readValue(uint16_t port);
};