/*
 * Copyright (c) 2015 Camil Staps
 */
package com.camilstaps.mandelbrot;

import java.util.Observable;

/**
 *
 * @author camilstaps
 */
public class FractalModel extends Observable {
    
    private double start_x, start_y, end_x, end_y;
    
    public FractalModel() {
        start_x = -1;
        start_y = -1;
        end_x = 1;
        end_y = 1;
    }
    
    public int getMandelNumber(MandelbrotFractal.Point p, int repetitions) {
        return MandelbrotFractal.mandelNumber(p, repetitions);
    }
    
    public int getMandelNumber(double x, double y, int repetitions) {
        return MandelbrotFractal.mandelNumber(x, y, repetitions);
    }
    
    public double getStartX() {
        return start_x;
    }
    
    public double getStartY() {
        return start_y;
    }
    
    public double getEndX() {
        return end_x;
    }
    
    public double getEndY() {
        return end_y;
    }
    
    public synchronized void setBorders(double start_x, double end_x, double start_y, double end_y) {
        if (start_x == this.start_x && end_x == this.end_x && start_y == this.start_y && end_y == this.end_y)
            return;
        
        this.start_x = start_x;
        this.end_x = end_x;
        this.start_y = start_y;
        this.end_y = end_y;
        
        setChanged();
        notifyObservers();
    }
    
    public synchronized void setStartX(double x) {
        if (start_x == x)
            return;
        
        start_x = x;
        setChanged();
        notifyObservers();
    }
    
    public synchronized void setStartY(double y) {
        if (start_y == y)
            return;
        
        start_y = y;
        setChanged();
        notifyObservers();
    }
    
    public synchronized void setEndX(double x) {
        if (end_x == x)
            return;
        
        end_x = x;
        setChanged();
        notifyObservers();
    }
    
    public synchronized void setEndY(double y) {
        if (end_y == y)
            return;
        
        end_y = y;
        setChanged();
        notifyObservers();
    }
    
}