73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
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#pragma once
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#include "DisplayAbstract.h"
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#include "HardwareAbstract.hpp"
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#include "Notification.hpp"
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#include <Adafruit_FT6206.h>
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#include <memory>
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#include <TFT_eSPI.h>
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#include "driver/ledc.h"
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/*LEDC Channel to use for the LCD backlight*/
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#define LCD_BACKLIGHT_LEDC_CHANNEL LEDC_CHANNEL_5
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#define LCD_BACKLIGHT_LEDC_FREQUENCY 640
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#define LCD_BACKLIGHT_LEDC_BIT_RESOLUTION 8
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#define DEFAULT_BACKLIGHT_BRIGHTNESS 128
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class Display: public DisplayAbstract
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{
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public:
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static std::shared_ptr<Display> getInstance();
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/// @brief Set brightness setting and fade to it
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/// @param brightness
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virtual void setBrightness(uint8_t brightness) override;
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virtual uint8_t getBrightness() override;
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virtual void turnOff() override;
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void onTouch(Notification<TS_Point>::HandlerTy aTouchHandler);
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inline void wake() {if(isAsleep) {isAsleep = false; startFade();}}
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inline void sleep() {if(!isAsleep){isAsleep = true; startFade();}}
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protected:
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virtual void flushDisplay(lv_disp_drv_t *disp, const lv_area_t *area, lv_color_t *color_p);
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virtual void screenInput(lv_indev_drv_t *indev_driver, lv_indev_data_t *data) override;
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/// @brief Fade toward brightness based on isAwake
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/// @return True - Fade complete
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/// False - Fade set point not reached
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bool fade();
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/// @brief Start the Fade task
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void startFade();
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/// @brief Set the actual display brightness right now
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/// @param brightness
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void setCurrentBrightness(uint8_t brightness);
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private:
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Display(int backlight_pin, int enable_pin);
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void setupTFT();
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void setupTouchScreen();
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void setupBacklight();
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int mEnablePin;
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int mBacklightPin;
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TFT_eSPI tft;
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Adafruit_FT6206 touch;
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TS_Point touchPoint;
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TS_Point oldPoint;
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Notification<TS_Point> mTouchEvent;
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TaskHandle_t mDisplayFadeTask = nullptr;
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SemaphoreHandle_t mFadeTaskMutex = nullptr;
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static void fadeImpl(void* aBrightness);
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uint8_t mBrightness = 0; // Current display brightness
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uint8_t mAwakeBrightness = 100; // Current setting for brightness when awake
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bool isAsleep = false;
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};
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