#include "effect_dvd.h"
#include "my_fastled.h"

void DvdEffect::loop() {
	bool dir_changed = false;
	EVERY_N_MILLISECONDS( 250 ) {
		_x += _x_dir;
		_y += _y_dir;

		if (_x == 0 || _x + EFFECT_DVD_WIDTH >= window->width) {
			_x_dir = -_x_dir;
			dir_changed = true;
		}
		if (_y == 0 || _y + EFFECT_DVD_HEIGHT >= window->height) {
			_y_dir = -_y_dir;
			dir_changed = true;
		}
	}

	window->clear();

	for (int x=0; x<EFFECT_DVD_WIDTH; x++) for (int y=0; y<EFFECT_DVD_HEIGHT; y++) {
		window->setPixel(_x + x, _y + y, (CRGB*)&_color);
	}

	if (dir_changed) _color = (CRGB)CHSV(random8(), 255, 255);
}

bool DvdEffect::can_be_shown_with_clock() { return true; }

DvdEffect::DvdEffect() {
	_color = CHSV(random8(), 255, 255);
}

DvdEffect::~DvdEffect() {
	delete window;
}