new-shapes/src/main/java/ovh/gasser/newshapes/shapes/AbstractShape.java

package ovh.gasser.newshapes.shapes;

import ovh.gasser.newshapes.attributes.Attributes;

import java.awt.*;
import java.util.Map;
import java.util.TreeMap;

public abstract class AbstractShape implements Shape {

    private final Map<String, Attributes> attributes = new TreeMap<>();
    protected final Rectangle bounds;

    AbstractShape() {
        this(null);
    }

    AbstractShape(Rectangle bounds) {
        this.bounds = bounds;
    }

    @Override
    public Attributes getAttributes(String key) {
        return attributes.get(key);
    }

    @Override
    public void addAttributes(Attributes attrs) {
        attributes.put(attrs.getID(), attrs);
    }

    @Override
    public void translate(int dx, int dy) {
        this.bounds.translate(dx, dy);
    }

    @Override
    public void resize(ResizeHandle handle, int dx, int dy) {
        switch (handle) {
            case E -> this.bounds.width += dx;
            case W -> {
                this.bounds.x += dx;
                this.bounds.width -= dx;
            }
            case S -> this.bounds.height += dy;
            case N -> {
                this.bounds.y += dy;
                this.bounds.height -= dy;
            }
            case SE -> {
                this.bounds.width += dx;
                this.bounds.height += dy;
            }
            case SW -> {
                this.bounds.x += dx;
                this.bounds.width -= dx;
                this.bounds.height += dy;
            }
            case NE -> {
                this.bounds.width += dx;
                this.bounds.y += dy;
                this.bounds.height -= dy;
            }
            case NW -> {
                this.bounds.x += dx;
                this.bounds.width -= dx;
                this.bounds.y += dy;
                this.bounds.height -= dy;
            }
        }
        if (this.bounds.width < 1) this.bounds.width = 1;
        if (this.bounds.height < 1) this.bounds.height = 1;
    }

    @Override
    public Rectangle getBounds() {
        return new Rectangle(this.bounds);
    }

    @Override
    public String toString() {
        return String.format("x=%d, y=%d, width=%d, height=%d", bounds.x, bounds.y, bounds.width, bounds.height);
    }

    @Override
    public abstract Shape clone();
}