School_Project/app/src/main/java/school_project/Piece.java

package school_project;

import javafx.scene.paint.Color;
import javafx.scene.paint.Paint;

import java.util.Random;

/**
 * Represent a Piece in the game.
 * Every Piece should be contained in a Map Object.
 * A piece has a position witch is the position of its top-leftest position in its matrix.
 * If the piece is not placed in the Map (in a floating state) the position should be null;
 */
public class Piece extends Shape{

    private Vec2 Position;
    private Map linked_map;
    private transient Paint color; // https://www.baeldung.com/java-transient-keyword

    public Piece(boolean[][] matrix) {
        super(matrix);
        Random rand = new Random();
        color = new Color(rand.nextDouble(), rand.nextDouble(), rand.nextDouble(), 1);
    }

    public void setColor(Paint p){
        color = p;
    }

    public Paint getColor(){
        return color;
    }

    public Vec2 getPosition() {
        return Position;
    }

    public void setPosition(Vec2 position){
        this.Position = position;
    }


    /**
     * set the map the piece is into the the map argument
     * @param map map where to place the piece
     */
    public void setLinked_map(Map map){
        this.linked_map = map;
    }

    /**
     * Rotate the matrix of the piece. Used when the player right click
     *
     * @param times Set the amount of time the rotation should be executed. Should be set between 1 and 3.
     */
    public void RotateRight(int times){
        while(times > 0) {
            boolean[][] temp_matrix = new boolean[width][height];
            for (int i = 0; i < width; i++) {
                for (int j = 0; j < height; j++) {
                    temp_matrix[i][j] = matrix[-j+height-1][i];
                }
            }
            times--;
            matrix = temp_matrix;
        }
    }

    @Override
    public boolean equals(Object obj) {
        if(obj instanceof Piece pieceObj){
            if( pieceObj.getPosition().equals(this.getPosition()) && pieceObj.getShape().equals(getShape())) {
                return true;
            }
        }
        return false;
    }
}