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#ifndef PARTICLE_HPP_
#define PARTICLE_HPP_
#include <texture.hpp>
#include <vector2.hpp>
#include <vector>
#include <entityx/entityx.h>
enum class ParticleType : char {
Drop,
Confetti,
SmallBlast,
SmallPoof,
DownSlash
};
struct Particle {
int timeLeft;
ParticleType type;
vec2 velocity;
vec2 location;
vec2 color; // assets/colorIndex.png
Particle(vec2 p, ParticleType t, int tl, vec2 c)
: timeLeft(tl), type(t), location(p), color(c) {}
};
class ParticleSystem : public entityx::System<ParticleSystem> {
private:
static std::vector<Particle> parts;
static unsigned int maximum;
public:
ParticleSystem(unsigned int max = 2048);
static void add(const vec2& pos, const ParticleType& type, const int& timeleft = 3000,
const unsigned char& color = 0);
static void addMultiple(const int& count, const ParticleType& type, std::function<vec2(void)> f,
const int& timeleft = 3000, const unsigned char& color = 0);
static void render(void);
void update(entityx::EntityManager &en, entityx::EventManager &ev, entityx::TimeDelta dt) override;
static int getCount(void);
};
#endif // PARTICLE_HPP_
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