tt21100.h

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#pragma once
 
#include "esphome/components/i2c/i2c.h"
#include "esphome/components/touchscreen/touchscreen.h"
#include "esphome/core/component.h"
#include "esphome/core/hal.h"
 
#include <vector>
 
namespace esphome::tt21100 {
 
using namespace touchscreen;
 
class TT21100ButtonListener {
 public:
  virtual void update_button(uint8_t index, uint16_t state) = 0;
};
 
class TT21100Touchscreen : public Touchscreen, public i2c::I2CDevice {
 public:
  void setup() override;
  void dump_config() override;
  float get_setup_priority() const override;
 
  void set_interrupt_pin(InternalGPIOPin *pin) { this->interrupt_pin_ = pin; }
  void set_reset_pin(GPIOPin *pin) { this->reset_pin_ = pin; }
 
  void register_button_listener(TT21100ButtonListener *listener) { this->button_listeners_.push_back(listener); }
 
 protected:
  void reset_();
 
  void update_touches() override;
 
  InternalGPIOPin *interrupt_pin_;
  GPIOPin *reset_pin_{nullptr};
 
  std::vector<TT21100ButtonListener *> button_listeners_;
};
 
}  // namespace esphome::tt21100