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nora 2020-12-11 19:49:03 +01:00
parent 5b9846011c
commit 0d5397dbe3
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src/main/java/objects/ships/Turret.java Normal file
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package objects.ships;
import core.Master;
import core.Vector2D;
import objects.GameObject;
import java.awt.*;
/**
* A Turret that can shoot projectiles
*/
public class Turret extends GameObject {
BattleShip battleShip;
private int barrelAmount = 3;
private Color mainColor;
private long lastShot = 0;
private static int SHOT_EFFECT_TIME = 300;
private static int SHELL_SPEED = 10;
private double rotation;
public Turret(BattleShip battleShip, double x, double y, double size, int barrelAmount) {
super(x, y, size, size);
this.battleShip = battleShip;
this.barrelAmount = barrelAmount;
mainColor = Color.GRAY;
}
public Turret(BattleShip battleShip) {
super(25, 50, 50, 50);
this.battleShip = battleShip;
mainColor = Color.GRAY;
}
@Override
public void draw(Graphics2D g2d, int w, Master master) {
//TODO draw should be draw only for better everything
h = w / 16 * 9;
g2d.setPaint(mainColor);
int xAbs = battleShip.getWorldCoordsFromLocal(position.x, true);
int yAbs = battleShip.getWorldCoordsFromLocal(position.y, false);
int sizeAbs = battleShip.getWorldCoordsFromLocalSize(size.x, true);
int xCenterAbs = xAbs + sizeAbs / 2;
int yCenterAbs = yAbs + sizeAbs / 2;
g2d.fillOval(xAbs, yAbs, sizeAbs, sizeAbs);
g2d.setStroke(new BasicStroke(battleShip.getWorldCoordsFromLocalSize(10, true), BasicStroke.CAP_BUTT,
BasicStroke.JOIN_BEVEL));
//BARRELS---------------------------------------
g2d.setPaint(Color.BLACK);
int barrelSpacing = sizeAbs / (barrelAmount + 1);
g2d.rotate(rotation, xCenterAbs, yCenterAbs);
for (int i = 0; i < barrelAmount; i++) {
int barrelX = xAbs + (i + 1) * barrelSpacing;
int frontPosY = yAbs - sizeAbs / 2;
g2d.drawLine(barrelX, yCenterAbs, barrelX, frontPosY);
if (lastShot + SHOT_EFFECT_TIME > System.currentTimeMillis()) {
g2d.setPaint(Color.YELLOW);
g2d.fillOval(barrelX - 5, frontPosY - 5, 10, 10);
g2d.setPaint(Color.BLACK);
}
}
g2d.rotate(-rotation, xCenterAbs, yCenterAbs);
}
@Override
public void update(Master master) {
int xAbs = battleShip.getWorldCoordsFromLocal(position.x, true);
int yAbs = battleShip.getWorldCoordsFromLocal(position.y, false);
int sizeAbs = battleShip.getWorldCoordsFromLocalSize(size.x, true);
int xCenterAbs = xAbs + sizeAbs / 2;
int yCenterAbs = yAbs + sizeAbs / 2;
Point msLoc = master.getMouseLocation();
rotation = -Math.atan2(xCenterAbs - msLoc.x, yCenterAbs - msLoc.y);
int barrelSpacing = sizeAbs / (barrelAmount + 1);
for (int i = 0; i < barrelAmount; i++) {
int barrelX = xAbs + (i + 1) * barrelSpacing;
int frontPosY = yAbs - sizeAbs / 2;
if (master.isMousePressed()) {
lastShot = System.currentTimeMillis();
Vector2D shellVel = new Vector2D(xCenterAbs - msLoc.x, yCenterAbs - msLoc.y).normalized().negative().multiply(SHELL_SPEED);
Vector2D pos = Vector2D.rotateAround(new Vector2D(xCenterAbs, yCenterAbs), new Vector2D(barrelX, frontPosY), rotation, Vector2D.CLOCKWISE);
master.debugPos(pos);
master.create(new Shell(pos, new Vector2D(10, 10), shellVel));
}
}
}
}