package p;
//2020-01-21
import java.awt.*;
import java.util.ArrayList;

public class Planet{

	private double x,y;
	private double vx,vy;
    private double ax=0,ay=0;
	double mass; int radius; Color color;

	public Planet(double x, double y, double vx, double vy, double mass, int radius, Color color) {
		this.x = x; this.y = y;
		this.vx = vx; this.vy = vy;
		this.mass = mass; this.radius = radius; this.color = color;
	}

	void updatePosition(double dt) {
		this.x += this.vx * dt + (this.ax * Math.pow(dt, 2)/(2));
		this.y += this.vy * dt + (this.ay * Math.pow(dt, 2)/(2));
 	}

	void updateVelocity(double ax, double ay, double dt) {
		this.vx += ax * (dt/2);
		this.vy += ay * (dt/2);
	}

	public double getX() {
		return x;
	}

	public void setX(double x) {
		this.x = x;
	}

	public double getY() {
		return y;
	}

	public void setY(double y) {
		this.y = y;
	}

	public void setVx(double vx) {
		this.vx = vx;
	}

	public void setVy(double vy) {
		this.vy = vy;
	}

	public double getMass() {
		return mass;
	}

	public double getAx() {
		return ax;
	}

	public void addAx(double ax) {
		this.ax += ax;
	}

	public double getAy() {
		return ay;
	}

	public void setAx(double ax) {
		this.ax = ax;
	}

	public void setAy(double ay) {
		this.ay = ay;
	}

	public void addAy(double ay) {
		this.ay += ay;
	}

	public void setMass(double mass) {
		this.mass = mass;
	}

	public int getRadius() {
		return radius;
	}

	public void setRadius(int radius) {
		this.radius = radius;
	}

	public Color getColor() {
		return color;
	}

	public void setColor(Color color) {
		this.color = color;
	}
}