/**
 * LGFX Display Configuration for Elecrow 7-inch HMI Display
 * Based on working Arduino example
 */

#ifndef LGFX_CONFIG_HPP
#define LGFX_CONFIG_HPP

#define LGFX_USE_V1
#include <LovyanGFX.hpp>
#include <lgfx/v1/platforms/esp32s3/Panel_RGB.hpp>
#include <lgfx/v1/platforms/esp32s3/Bus_RGB.hpp>
#include <driver/i2c.h>

class LGFX : public lgfx::LGFX_Device {
public:
    lgfx::Bus_RGB _bus_instance;
    lgfx::Panel_RGB _panel_instance;
    lgfx::Light_PWM _light_instance;
    lgfx::Touch_GT911 _touch_instance;

    LGFX(void) {
        {
            auto cfg = _panel_instance.config();
            cfg.memory_width = 800;
            cfg.memory_height = 480;
            cfg.panel_width = 800;
            cfg.panel_height = 480;
            cfg.offset_x = 0;
            cfg.offset_y = 0;
            _panel_instance.config(cfg);
        }

        {
            auto cfg = _bus_instance.config();
            cfg.panel = &_panel_instance;

            cfg.pin_d0 = GPIO_NUM_15;
            cfg.pin_d1 = GPIO_NUM_7;
            cfg.pin_d2 = GPIO_NUM_6;
            cfg.pin_d3 = GPIO_NUM_5;
            cfg.pin_d4 = GPIO_NUM_4;
            cfg.pin_d5 = GPIO_NUM_9;
            cfg.pin_d6 = GPIO_NUM_46;
            cfg.pin_d7 = GPIO_NUM_3;
            cfg.pin_d8 = GPIO_NUM_8;
            cfg.pin_d9 = GPIO_NUM_16;
            cfg.pin_d10 = GPIO_NUM_1;
            cfg.pin_d11 = GPIO_NUM_14;
            cfg.pin_d12 = GPIO_NUM_21;
            cfg.pin_d13 = GPIO_NUM_47;
            cfg.pin_d14 = GPIO_NUM_48;
            cfg.pin_d15 = GPIO_NUM_45;

            cfg.pin_henable = GPIO_NUM_41;
            cfg.pin_vsync = GPIO_NUM_40;
            cfg.pin_hsync = GPIO_NUM_39;
            cfg.pin_pclk = GPIO_NUM_0;
            cfg.freq_write = 12000000;

            cfg.hsync_polarity = 0;
            cfg.hsync_front_porch = 40;
            cfg.hsync_pulse_width = 48;
            cfg.hsync_back_porch = 40;

            cfg.vsync_polarity = 0;
            cfg.vsync_front_porch = 1;
            cfg.vsync_pulse_width = 31;
            cfg.vsync_back_porch = 13;

            cfg.pclk_active_neg = 1;
            cfg.de_idle_high = 0;
            cfg.pclk_idle_high = 0;

            _bus_instance.config(cfg);
        }
        _panel_instance.setBus(&_bus_instance);

        {
            auto cfg = _light_instance.config();
            cfg.pin_bl = GPIO_NUM_2;
            _light_instance.config(cfg);
        }
        _panel_instance.light(&_light_instance);

        {
            auto cfg = _touch_instance.config();
            cfg.x_min = 0;
            cfg.x_max = 799;
            cfg.y_min = 0;
            cfg.y_max = 479;
            cfg.pin_int = -1;
            cfg.pin_rst = -1;
            cfg.bus_shared = false;
            cfg.offset_rotation = 0;
            cfg.i2c_port = I2C_NUM_1;
            cfg.pin_sda = GPIO_NUM_19;
            cfg.pin_scl = GPIO_NUM_20;
            cfg.freq = 400000;
            cfg.i2c_addr = 0x14;
            _touch_instance.config(cfg);
            _panel_instance.setTouch(&_touch_instance);
        }
        setPanel(&_panel_instance);
    }
};

#endif // LGFX_CONFIG_HPP