AdafruitTFTDriver.h

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#ifndef ADAFRUIT_TFT_DRIVER_H
#define ADAFRUIT_TFT_DRIVER_H
 
#include <Adafruit_ST7735.h>
#include <TFTDriver.h>
#include <stdint.h>

class AdafruitTFTDriver : public TFTDriver {
public:
    AdafruitTFTDriver(int csPin, int dcPin);
 
    void initialize() override;
    [[nodiscard]] unsigned getScreenWidth() const override;
    [[nodiscard]] unsigned getScreenHeight() const override;
    [[nodiscard]] unsigned getTextWidth() const override;
    [[nodiscard]] unsigned getTextHeight() const override;
    void clearScreen(TFTColor color) override;
    void drawText(
        TFTPoint topLeft, TFTColor textColor, TFTColor bgColor, const char *string
    ) override;
 
private:
    // The display accepts 16-bit colors in the 565 format (5 bits red, 6 bits
    // green, 5 bits blue).
    using Color565 = uint16_t;
 
    // <https://learn.adafruit.com/adafruit-mini-tft-0-dot-96-inch-180x60-breakout/wiring-test>
    static constexpr uint8_t DISPLAY_REVISION{INITR_MINI160x80_PLUGIN};
 
    // The magnification level for text.
    static constexpr unsigned TEXT_SCALE{2};
 
    // The value used for the Adafruit GFX `setRotation` call. By default, the
    // display uses a portrait oritentation. A value of 1 corresponds to a
    // landscape orientation.
    static constexpr unsigned SCREEN_ORIENTATION{1};
 
    // According to
    // <https://adafruit.github.io/Adafruit-GFX-Library/html/class_adafruit___g_f_x.html#a39eb4a8a2c9fa4ab7d58ceffd19535d5>,
    // the default text size is 6x8.
    static constexpr unsigned DEFAULT_TEXT_WIDTH{6};
    static constexpr unsigned DEFAULT_TEXT_HEIGHT{8};

    static Color565 encodeColor(TFTColor color);
 
    Adafruit_ST7735 m_gfx;
};
 
#endif // ADAFRUIT_TFT_DRIVER_H