#include "otm8009a_lcd.h"

#include "otm8009a_lcd_lvgl_impl.h"

void _otm_lcd_flush_cb(lv_disp_drv_t *disp_drv, const lv_area_t *area, lv_color_t *color_p) {
    otm_t *lcd = disp_drv->user_data;
    otm_lcd_upload(lcd, area->x1, area->x2, area->y1, area->y2, (uint16_t *)color_p);
    lv_disp_flush_ready(disp_drv);
}

void _otm_lcd_set_px_cb(lv_disp_drv_t *disp_drv, uint8_t *buf, lv_coord_t buf_w,
                        lv_coord_t x, lv_coord_t y, lv_color_t color, lv_opa_t opa) {
    otm_t *lcd = disp_drv->user_data;
    uint8_t * pixel_ptr;
    if(lcd->color_format == OTM_RGB888) {
        pixel_ptr = buf + (buf_w * y + x) * 3;
    }
    else {
        pixel_ptr = buf + (buf_w * y + x) * 2;
    }
    if(x % 2 == 0) {
        *(pixel_ptr) = color.ch.green;
        *(pixel_ptr + 1) =color.ch.red;
        *(pixel_ptr + 3) = color.ch.blue;
    }
    else {
        *(pixel_ptr - 1) = color.ch.red;
        *(pixel_ptr + 1) = color.ch.blue;
        *(pixel_ptr + 2) = color.ch.green;
    }
}

void _otm_lcd_rounder_cb(lv_disp_drv_t *disp_drv, lv_area_t *area) {
    area->x1 &= ~0x01;
    area->x2 |= 0x01;
}