#include "effect_lightspeed.h"
#include "config.h"
#include "functions.h"
#include "prototypes.h"

LightspeedEffect::LightspeedEffect() {
	window = new Window(0, 0, LED_WIDTH, LED_HEIGHT-6);
	_init();
}

LightspeedEffect::~LightspeedEffect() {
	delete window;
	_delete();
}

void LightspeedEffect::_init() {
	_count = settings.effects.lightspeed.count;
	_stars = new LightspeedEffectStar[_count];
	for (int i=0; i<_count; i++) {
		_stars[i] = LightspeedEffectStar();
	}
}

void LightspeedEffect::_delete() {
	delete[] _stars;
}

void LightspeedEffect::loop(uint16_t ms) {
	if (settings.effects.lightspeed.count != _count) {
		_delete();
		_init();
	}
	window->clear();
	for (int i=0; i<_count; i++) {
		_stars[i].loop(window);
	}
}

boolean LightspeedEffect::can_be_shown_with_clock() { return true; };

LightspeedEffectStar::LightspeedEffectStar() {
	_init();
}

void LightspeedEffectStar::_init() {
	_angle = random16();
	_start = 0;
	_speed = random16(128, 2<<8);
	_target = random16(25<<8, 35<<8);
	_saturation = random8(100);
}

void LightspeedEffectStar::loop(Window* win) {
	CRGB col = CHSV(192, _saturation, 255);
	if (_start < (8<<8)) {
		win->lineWithAngle(win->width/2, win->height/2, _angle, 0, _start>>8, &col);
	} else {
		win->lineWithAngle(win->width/2, win->height/2, _angle, (_start>>8) - 8, 8, &col);
	}
	_start+=_speed;
	//_angle+=8<<8;
	if (_start > _target) _init();
}