/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package javafxapplication1;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javafx.application.Application;
import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.control.Button;
import javafx.scene.layout.GridPane;
import javafx.scene.layout.StackPane;
import javafx.scene.layout.VBox;
import javafx.scene.shape.Circle;
import javafx.scene.shape.Rectangle;
import javafx.stage.Stage;

/**
 *
 * @author student
 */

interface Figure {
    double pole();
    double obwod();
    void zeskaluj(double skala);
    Kwadrat zamienNaKwadrat();
    TrojkatRownoboczny zamienNaTrojkatRownoboczny();
    Kolo zamienNaKolo();
}

class Kolo implements Figure {
    double promienKola;

    public Kolo(double promien) {
        if (promien < 0) {
            throw new Error("Proszę podać promień o wartości większej od zera");
        }

        this.promienKola = promien;
    }

    @Override
    public double pole() {
        return Math.PI * Math.pow(this.promienKola, 2);
    }

    @Override
    public double obwod() {
        return this.promienKola * 2 * Math.PI;
    }

    @Override
    public void zeskaluj(double skala) {
        this.promienKola = this.promienKola * skala;
    }

    @Override
    public TrojkatRownoboczny zamienNaTrojkatRownoboczny() {
        return new TrojkatRownoboczny(Math.sqrt((this.pole() * 2) / Math.sin(Math.toRadians(180 / 3))));
    }

    @Override
    public Kwadrat zamienNaKwadrat() {
        return new Kwadrat(Math.sqrt(this.pole()));
    }

    @Override
    public Kolo zamienNaKolo() {
        return this;
    }

    public Circle rysuj() {
        return new LabCircle(this);
    }
}

class Prostokat implements Figure {
    double bokA;
    double bokB;

    public Prostokat(double a, double b) {
        if (a < 0 || b < 0) {
            throw new Error("Proszę podać boki o wartości większej od zera");
        }
        this.bokA = a;
        this.bokB = b;
    }

    @Override
    public double pole() {
        return this.bokA * this.bokB;
    }

    @Override
    public double obwod() {
        return this.bokA * 2 + this.bokB * 2;
    }

    @Override
    public void zeskaluj(double skala) {
        if (skala < 0) {
            throw new Error("Skala nie może być mniejsza lub równa zero");
        }

        this.bokA = this.bokA * skala;
        this.bokB = this.bokB * skala;
    }

    @Override
    public Kwadrat zamienNaKwadrat() {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }

    @Override
    public TrojkatRownoboczny zamienNaTrojkatRownoboczny() {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }

    @Override
    public Kolo zamienNaKolo() {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }

}

class Triangle implements Figure {

    double bokA;
    double bokB;
    double bokC;

    public Triangle(double bokA, double bokB, double bokC) {
        if (!(bokA + bokB > bokC && bokB + bokC > bokA && bokA + bokC > bokB)) {
            throw new Error("Nieprawidłowe boki trójkąta");
        }

        this.bokA = bokA;
        this.bokB = bokB;
        this.bokC = bokC;
    }

    @Override
    public double pole() {
        double polowaObwodu = this.obwod() / 2;
        return Math.sqrt(polowaObwodu * (polowaObwodu - bokA) * (polowaObwodu - bokB) * (polowaObwodu - bokC));
    }

    @Override
    public double obwod() {
        return this.bokA + this.bokB + this.bokC;
    }

    @Override
    public void zeskaluj(double skala) {
        this.bokA = this.bokA * skala;
        this.bokB = this.bokB * skala;
        this.bokC = this.bokC * skala;
    }

    @Override
    public Kwadrat zamienNaKwadrat() {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }

    @Override
    public TrojkatRownoboczny zamienNaTrojkatRownoboczny() {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }

    @Override
    public Kolo zamienNaKolo() {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }

}

class Kwadrat implements Figure {
    double bok;

    public Kwadrat(double a) {
        if (a < 0) {
            throw new Error("Proszę podać bok o wartości większej od zera");
        }
        this.bok = a;
    }

    @Override
    public double pole() {
        return this.bok * this.bok;
    }

    @Override
    public double obwod() {
        return this.bok * 4;
    }

    @Override
    public void zeskaluj(double skala) {
        if (skala < 0) {
            throw new Error("Skala nie może być mniejsza lub równa zero");
        }

        this.bok = this.bok * skala;
    }

    @Override
    public TrojkatRownoboczny zamienNaTrojkatRownoboczny() {
        return new TrojkatRownoboczny(this.bok * 2);
    }

    @Override
    public Kolo zamienNaKolo() {
        return new Kolo(Math.sqrt(this.pole()/Math.PI));
    }

    @Override
    public Kwadrat zamienNaKwadrat() {
        return this;
    }

}

class TrojkatRownoboczny extends Triangle {
    public TrojkatRownoboczny(double bok) {
        super(bok, bok, bok);
    }

    @Override
    public Kwadrat zamienNaKwadrat() {
        return new Kwadrat(Math.sqrt(this.pole()));
    }

    @Override
    public Kolo zamienNaKolo() {
        return new Kolo(Math.sqrt(this.pole()/Math.PI));
    }
}

class LabCircle extends Circle {

    public LabCircle(Kolo kolo) {
        super();
        this.setRadius(kolo.promienKola);
    }

}

class LabSquare extends Rectangle {

    public LabSquare(Kwadrat kwadrat) {
        super();
        this.setWidth(kwadrat.bok);
        this.setHeight(kwadrat.bok);
    }

}

public class JavaFXApplication1 extends Application {

    @Override
    public void start(Stage primaryStage) {

        System.out.println("Kolo");
        Kolo kolo = new Kolo(300);
        System.out.println("Obwod: " + kolo.obwod());
        System.out.println("Pole: " + kolo.pole());
        kolo.zeskaluj(0.5);
        System.out.println("Pole po zeskalowaniu: " + kolo.pole());

        System.out.println("Prostokat");
        Prostokat prostokat = new Prostokat(2, 3);
        System.out.println("Obwod: " + prostokat.obwod());
        System.out.println("Pole: " + prostokat.pole());
        prostokat.zeskaluj(0.5);
        System.out.println("Pole po zeskalowaniu: " + prostokat.pole());

        System.out.println("Trojkat");
        Triangle trojkat = new Triangle(2, 2, 3);
        System.out.println("Obwod: " + trojkat.obwod());
        System.out.println("Pole: " + trojkat.pole());
        trojkat.zeskaluj(0.5);
        System.out.println("Pole po zeskalowaniu: " + trojkat.pole());

        System.out.println("Kwadrat");
        Kwadrat kwadrat = new Kwadrat(20);
        System.out.println("Obwod: " + kwadrat.obwod());
        System.out.println("Pole: " + kwadrat.pole());
        kwadrat.zeskaluj(0.5);
        System.out.println("Pole po zeskalowaniu: " + kwadrat.pole());

        System.out.println("Trojkat rownoboczny");
        TrojkatRownoboczny trojBocz = new TrojkatRownoboczny(20);
        System.out.println("Obwod: " + trojBocz.obwod());
        System.out.println("Pole: " + trojBocz.pole());
        trojBocz.zeskaluj(0.5);
        System.out.println("Pole po zeskalowaniu: " + trojBocz.pole());

        List<Figure> listaFigur = new ArrayList<Figure>();

        listaFigur.add(new Kolo(20));
        listaFigur.add(new Kwadrat(30));
        listaFigur.add(new Kolo(40));
        int listaFigurLen = listaFigur.size();
        for (int i = 0; i < listaFigurLen; i++) {
            listaFigur.set(i, listaFigur.get(i).zamienNaKwadrat());
        }

        VBox drawPanel = new VBox();
        drawPanel.setMinWidth(300);
        drawPanel.setMinHeight(300);
        drawPanel.setStyle("-fx-border-color: blue; -fx-border-width: 5");

        Button createSquareBtn = new Button();
        createSquareBtn.setText("Utworz kwadrat");
        createSquareBtn.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
                drawPanel.getChildren().clear();

                int listaFigurLen = listaFigur.size();
                for (int i = 0; i < listaFigurLen; i++) {
                    drawPanel.getChildren().add(new LabSquare(listaFigur.get(i).zamienNaKwadrat()));
                }
            }
        });

        Button transformSquareToCircleBtn = new Button();
        transformSquareToCircleBtn.setText("Zamien kwadrat na koło");
        transformSquareToCircleBtn.setOnAction(new EventHandler<ActionEvent>() {
            @Override
            public void handle(ActionEvent event) {
                drawPanel.getChildren().clear();

                int listaFigurLen = listaFigur.size();
                for (int i = 0; i < listaFigurLen; i++) {
                    drawPanel.getChildren().add(new LabCircle(listaFigur.get(i).zamienNaKolo()));
                }
            }
        });

        Group root = new Group();
        GridPane gridPane = new GridPane();

        VBox controlPanel = new VBox();
        controlPanel.setMinWidth(200);
        controlPanel.setMinHeight(100);
        controlPanel.getChildren().add(createSquareBtn);
        controlPanel.getChildren().add(transformSquareToCircleBtn);


        gridPane.add(controlPanel, 0, 0);
        gridPane.add(drawPanel, 1, 0);

        root.getChildren().add(gridPane);
        Scene scene = new Scene(root, 500, 300);

        primaryStage.setTitle("Hello World!");
        primaryStage.setScene(scene);
        primaryStage.show();
    }

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        launch(args);
    }

}