pitrix/src/effect_big_clock.cpp

#include "Effect.h"
#include "effect_big_clock.h"
#include "fonts.h"
#include "ntp.h"

void BigClockEffect::loop() {
    window->clear();
    uint8_t h = ntpClient.getHours();
    window->drawChar(&font_numbers3x5_blocky, 6<<8, 2<<8, '0' + (h / 10), &_color_font);
    window->drawChar(&font_numbers3x5_blocky, 11<<8, 2<<8, '0' + (h % 10), &_color_font);

    uint8_t m = ntpClient.getMinutes();
    window->drawChar(&font_numbers3x5_blocky, 6<<8, 9<<8, '0' + (m / 10), &_color_font);
    window->drawChar(&font_numbers3x5_blocky, 11<<8, 9<<8, '0' + (m % 10), &_color_font);

    uint8_t s = ntpClient.getSeconds();
    if (s & 1) {
    	window->setPixel(3, 10, &_color_font);
    	window->setPixel(3, 12, &_color_font);
    }

    _draw_seconds();
}

void BigClockEffect::_draw_seconds() {
	uint8_t seconds = ntpClient.getSeconds();
	for (int i=1; i<=seconds; i++) {
		_draw_border_pixel(i, 0, &_color_seconds);
	}
	uint16_t millis = ntpClient.getEpochMillis() % 1000;
	if (millis > 0) {
		//uint16_t position = ((60 - (60 - seconds) * millis) << 8) / 1000;
		//uint8_t position = 60 - ((60 - seconds) * millis / 1000);
        //percent = seconds00 - (59-seconds)ff
        uint16_t position = ((seconds<<8) + (((60 - seconds)<<8) * millis / 1000));
		_draw_border_pixel(position>>8, position&0xFF, &_color_seconds);
	}
}

void BigClockEffect::_draw_border_pixel(uint8_t i, uint8_t part, CRGB* color) {
	accum88 x, y;
	if (i<=8) {
		x = (7 + i)<<8 | part;
		y = 0;
	} else if (i<=23) {
		x = 15 << 8;
		y = (i - 10) << 8 | (255 - part);
	} else if (i<= 38) {
		x = (15 - 1 - i + 23) << 8 | (255 - part);
		y = 15 << 8;
	} else if (i <= 53) {
		x = 0;
		y = (15 - i + 38) << 8 | part;
	} else {
		x = (i - 53) << 8 | part;
		y = 0;
	}
	window->setSubPixel(x, y, color);
}