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#pragma once
#include "NotifyDevice.h"
#define ROW(Y) ((Y * 10) + 6)
#define COLUMN(X) ((X * 7) + 0)
#define DISPLAY_MESSAGE_SIZE 19
class Display_Backend;
class Display: public NotifyDevice {
public:
friend class Display_Backend;
bool init(void) override;
void update() override;
void update_display_manual();
private:
void draw_char(uint16_t x, uint16_t y, const char c);
void draw_text(uint16_t x, uint16_t y, const char *c);
void update_all();
void update_arm(uint8_t r);
void update_prearm(uint8_t r);
void update_gps(uint8_t r);
void update_gps_sats(uint8_t r);
void update_ekf(uint8_t r);
void update_battery(uint8_t r);
void update_mode(uint8_t r);
void update_text(uint8_t r);
void update_text_empty(uint8_t r);
void draw_chinese(uint8_t x,uint8_t y,unsigned char hz[][32],uint8_t no);
void update_chinese(uint8_t r);
void update_camera(uint8_t r);
void display_clear(void);
void draw_BMP(uint8_t x0,uint8_t y0,uint8_t x1,uint8_t y1,unsigned char BMP[]);
Display_Backend *_driver;
uint8_t _mstartpos; // ticker shift position
uint8_t _movedelay; // ticker delay before shifting after new message displayed
uint8_t _screenpage;
// stop showing text in display after this many millis:
const uint16_t _send_text_valid_millis = 20000;
/////////////////// @Brown ///////////////////
// void trigger_pin_timer(void);
// AP_Int8 _feedback_pin;
// AP_Int8 _feedback_polarity;
// uint8_t _last_pin_state;
// bool _page_turn;
// bool _timer_installed = false;
/////////////////////////////////////////////
};