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#pragma once
#include "TwiMaster.h"
namespace Pinetime {
namespace Drivers {
class Cst816S {
public :
enum class Gestures : uint8_t {
None = 0x00,
SlideDown = 0x01,
SlideUp = 0x02,
SlideLeft = 0x03,
SlideRight = 0x04,
SingleTap = 0x05,
DoubleTap = 0x0B,
LongPress = 0x0C
};
struct TouchInfos {
uint16_t x = 0;
uint16_t y = 0;
uint8_t action = 0;
uint8_t finger = 0;
uint8_t pressure = 0;
uint8_t area = 0;
Gestures gesture = Gestures::None;
bool isTouch = false;
};
Cst816S(TwiMaster& twiMaster, uint8_t twiAddress);
Cst816S(const Cst816S&) = delete;
Cst816S& operator=(const Cst816S&) = delete;
Cst816S(Cst816S&&) = delete;
Cst816S& operator=(Cst816S&&) = delete;
void Init();
TouchInfos GetTouchInfo();
void Sleep();
void Wakeup();
private:
static constexpr uint8_t pinIrq = 28;
static constexpr uint8_t pinReset = 10;
static constexpr uint8_t lastTouchId = 0x0f;
static constexpr uint8_t touchPointNumIndex = 2;
static constexpr uint8_t touchMiscIndex = 8;
static constexpr uint8_t touchXYIndex = 7;
static constexpr uint8_t touchEventIndex = 3;
static constexpr uint8_t touchXHighIndex = 3;
static constexpr uint8_t touchXLowIndex = 4;
static constexpr uint8_t touchYHighIndex = 5;
static constexpr uint8_t touchYLowIndex = 6;
static constexpr uint8_t touchIdIndex = 5;
static constexpr uint8_t touchStep = 6;
static constexpr uint8_t gestureIndex = 1;
uint8_t touchData[63];
TwiMaster& twiMaster;
uint8_t twiAddress;
};
}
}
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