display_device.h

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#pragma once
 
#include "pico/stdlib.h"
#include "sw/widget/canvas.h"

class DisplayDevice
{
private:
    /* data */
public:
    DisplayDevice(/* args */);
    ~DisplayDevice();
};

class GraphicDisplayDevice : public DisplayDevice
{
protected:
public:
    size_t TFT_panel_width_in_pixel;
    size_t TFT_panel_height_in_pixel;

    virtual void check_display_device_compatibility(struct_ConfigGraphicWidget framebuffer_cfg) = 0;
    

    virtual void show(Canvas *canvas, const uint8_t anchor_x, const uint8_t anchor_y) = 0;

    GraphicDisplayDevice(size_t screen_width,
                         size_t screen_height);

    virtual ~GraphicDisplayDevice();
 
};

class PrinterDevice : public DisplayDevice
{
private:
public:
    size_t number_of_column;
    size_t number_of_line;
    size_t text_buffer_size;
    char *text_buffer = nullptr;
    PrinterDevice(size_t number_of_char_width,
                  size_t number_of_char_hight);
    ~PrinterDevice();

    virtual void show();
};