/**

• @file display.ino
• @author SeanKwok (shaoxiang@m5stack.com)
• @brief M5Cardputer Display Test
• @version 0.1
• @date 2023-10-09
• @Hardwares: M5Cardputer
• @Platform Version: Arduino M5Stack Board Manager v2.0.7
• @Dependent Library:
• M5GFX: https://github.com/m5stack/M5GFX
• M5Unified: https://github.com/m5stack/M5Unified
  */
  #include "M5Cardputer.h"

void draw_function(LovyanGFX* gfx) {
int x = rand() % gfx->width();
int y = rand() % gfx->height();
int r = (gfx->width() >> 4) + 2;
uint16_t c = rand();
gfx->fillRect(x - r, y - r, r * 2, r * 2, c);
}

void setup() {
auto cfg = M5.config();
M5Cardputer.begin(cfg);
int textsize = M5Cardputer.Display.height() / 60;
if (textsize == 0) {
textsize = 1;
}
M5Cardputer.Display.setTextSize(textsize);
}

void loop() {
int x = rand() % M5Cardputer.Display.width();
int y = rand() % M5Cardputer.Display.height();
int r = (M5Cardputer.Display.width() >> 4) + 2;
uint16_t c = rand();
M5Cardputer.Display.fillCircle(x, y, r, c);
draw_function(&M5Cardputer.Display);