PBO3 - Rumah dalam BlueJ

TUGAS 3 - Pemrograman Berbasis Objek
Membuat rumah dengan menggunakan class dan Object dengan Java dalam program BlueJ pada pertemuan minggu ke-3.
Nama : Bastian Farandy
NRP : 05111740000190
Kelas : Pemrograman Berbasis Objek A

Source Code:

1. Canvas

 import javax.swing.*;   
 import java.awt.*;   
 import java.util.List;   
 import java.util.*;   
 public class Canvas   
  {    
   private static Canvas canvasSingleton;   
   public static final Color LightBrown = new Color(153,102,0);  
   public static final Color Cyan = new Color(51,204,255);  
   public static Canvas getCanvas()   
   {   
    if(canvasSingleton == null) {   
     canvasSingleton = new Canvas("BlueJ Shapes Demo", 600, 400,    
       Color.white);   
    }   
    canvasSingleton.setVisible(true);   
    return canvasSingleton;   
   }   
   private JFrame frame;   
   private CanvasPane canvas;   
   private Graphics2D graphic;   
   private Color backgroundColour;   
   private Image canvasImage;   
   private List<Object> objects;   
   private HashMap<Object, ShapeDescription> shapes;   
   private Canvas(String title, int width, int height, Color bgColour)   
   {   
    frame = new JFrame();   
    canvas = new CanvasPane();   
    frame.setContentPane(canvas);   
    frame.setTitle(title);   
    canvas.setPreferredSize(new Dimension(width, height));   
    backgroundColour = bgColour;   
    frame.pack();   
    objects = new ArrayList<Object>();   
    shapes = new HashMap<Object, ShapeDescription>();   
   }   
   public void setVisible(boolean visible)   
   {   
    if(graphic == null) {   
     // first time: instantiate the offscreen image and fill it with   
     // the background colour   
     Dimension size = canvas.getSize();   
     canvasImage = canvas.createImage(size.width, size.height);   
     graphic = (Graphics2D)canvasImage.getGraphics();   
     graphic.setColor(backgroundColour);   
     graphic.fillRect(0, 0, size.width, size.height);   
     graphic.setColor(Color.black);   
    }   
    frame.setVisible(visible);   
   }    
   public void draw(Object referenceObject, String color, Shape shape)   
   {   
    objects.remove(referenceObject);   
    objects.add(referenceObject);  
    shapes.put(referenceObject, new ShapeDescription(shape, color));   
    redraw();   
   }   
   public void erase(Object referenceObject)   
   {   
    objects.remove(referenceObject); // just in case it was already there   
    shapes.remove(referenceObject);   
    redraw();   
   }   
   public void setForegroundColor(String colorString)   
   {   
    if(colorString.equals("red"))   
     graphic.setColor(Color.red);   
    else if(colorString.equals("black"))   
     graphic.setColor(Color.black);   
    else if(colorString.equals("blue"))   
     graphic.setColor(Color.blue);   
    else if(colorString.equals("yellow"))   
     graphic.setColor(Color.yellow);   
    else if(colorString.equals("green"))   
     graphic.setColor(Color.green);   
    else if(colorString.equals("pink"))   
     graphic.setColor(Color.pink);   
    else if(colorString.equals("white"))   
     graphic.setColor(Color.white);   
    else if(colorString.equals("orange"))  
     graphic.setColor(Color.orange);  
    else if(colorString.equals("LightBrown"))  
     graphic.setColor(LightBrown);  
    else if(colorString.equals("Cyan"))  
     graphic.setColor(Cyan);  
    else   
     graphic.setColor(Color.black);  
   }    
   public void wait(int milliseconds)   
   {   
    try   
    {   
     Thread.sleep(milliseconds);   
    }    
    catch (Exception e)   
    {   
    }   
   }   
   private void redraw()   
   {   
    erase();   
    for(Iterator i=objects.iterator(); i.hasNext(); ) {   
     ((ShapeDescription)shapes.get(i.next())).draw(graphic);   
    }   
    canvas.repaint();   
   }   
   private void erase()   
   {   
    Color original = graphic.getColor();   
    graphic.setColor(backgroundColour);   
    Dimension size = canvas.getSize();   
    graphic.fill(new Rectangle(0, 0, size.width, size.height));   
    graphic.setColor(original);   
   }   
   private class CanvasPane extends JPanel   
   {   
    public void paint(Graphics g)   
    {   
     g.drawImage(canvasImage, 0, 0, null);   
    }   
   }   
   private class ShapeDescription   
   {   
    private Shape shape;   
    private String colorString;   
    public ShapeDescription(Shape shape, String color)   
    {   
     this.shape = shape;   
     colorString = color;   
    }   
    public void draw(Graphics2D graphic)   
    {   
     setForegroundColor(colorString);   
     graphic.fill(shape);   
    }   
   }   
  }   

2. Circle

 import java.awt.*;   
 import java.awt.geom.*;   
  public class Circle   
  {   
   private int diameter;   
   private int xPosition;   
   private int yPosition;   
   private String color;   
   private boolean Tampak;   
   //Membuat Lingkaran baru  
   public Circle()  
   {   
    diameter = 30;   
    xPosition = 20;   
    yPosition = 60;   
    color = "blue";   
    Tampak = false;   
   }   
   //Fungsi untuk membuat benda nampak  
   public void Nampak()   
   {   
    Tampak = true;   
    draw();   
   }   
   //Fungsi untuk membuat benda tidak nampak  
   public void TidakNampak()   
   {   
    erase();   
    Tampak = false;   
   }   
   // Geser Kanan  
   public void GeserKanan()   
   {   
    GeserHorizontal(20);   
   }   
   // Geser Kiri  
   public void GeserKiri()   
   {   
    GeserHorizontal(-20);   
   }   
   // Geser Atas  
   public void GeserAtas()   
   {   
    GeserVertical(-20);   
   }   
   // Geser Bawah  
   public void GeserBawah()   
   {   
    GeserVertical(20);   
   }   
   // Geser Horizontal dengan banyak pixel  
   public void GeserHorizontal(int distance)   
   {   
    erase();   
    xPosition += distance;   
    draw();   
   }   
   // Geser Vertikal dengan banyak pixel  
   public void GeserVertical(int distance)   
   {   
    erase();   
    yPosition += distance;   
    draw();   
   }    
   // Ganti Ukuran Shape >=0  
   public void GantiUkuran(int DiameterBaru)   
   {   
    erase();   
    diameter = DiameterBaru;   
    draw();   
   }   
   // "red", "yellow", "blue", "green", "pink" and "black"   
   public void GantiWarna(String WarnaBaru)   
   {   
    color = WarnaBaru;   
    draw();   
   }    
   private void draw()   
   {   
    if(Tampak) {   
     Canvas canvas = Canvas.getCanvas();   
     canvas.draw(this, color, new Ellipse2D.Double(xPosition, yPosition,    
       diameter, diameter));   
     canvas.wait(10);   
    }   
   }   
   private void erase()   
   {   
    if(Tampak) {   
     Canvas canvas = Canvas.getCanvas();   
     canvas.erase(this);   
    }   
   }   
  }   

3. Triangle

 import java.awt.*;   
  public class Triangle   
  {   
   private int height;   
   private int width;   
   private int xPosition;   
   private int yPosition;   
   private String color;   
   private boolean Tampak;   
   // New Triangle  
   public Triangle()   
   {   
    height = 30;   
    width = 40;   
    xPosition = 50;   
    yPosition = 15;   
    color = "blue";   
    Tampak = false;   
   }   
   public void Nampak()   
   {   
    Tampak = true;   
    draw();   
   }   
   //Fungsi untuk membuat benda tidak nampak  
   public void TidakNampak()   
   {   
    erase();   
    Tampak = false;   
   }   
   // Geser Kanan  
   public void GeserKanan()   
   {   
    GeserHorizontal(20);   
   }   
   // Geser Kiri  
   public void GeserKiri()   
   {   
    GeserHorizontal(-20);   
   }   
   // Geser Atas  
   public void GeserAtas()   
   {   
    GeserVertical(-20);   
   }   
   // Geser Bawah  
   public void GeserBawah()   
   {   
    GeserVertical(20);   
   }   
   // Geser Horizontal dengan banyak pixel  
   public void GeserHorizontal(int distance)   
   {   
    erase();   
    xPosition += distance;   
    draw();   
   }   
   // Geser Vertikal dengan banyak pixel  
   public void GeserVertical(int distance)   
   {   
    erase();   
    yPosition += distance;   
    draw();   
   }   
   //fungsi untuk mengganti benda dengan panjang dan lebar yang baru  
   public void changeSize(int newHeight, int newWidth)   
   {   
    erase();   
    height = newHeight;   
    width = newWidth;   
    draw();   
   }   
   //fungsi untuk mengganti warna benda   
   public void changeColor(String newColor)   
   {   
    color = newColor;   
    draw();   
   }   
   private void draw()   
   {   
    if(Tampak) {   
     Canvas canvas = Canvas.getCanvas();   
     int[] xpoints = { xPosition, xPosition + (width/2), xPosition - (width/2) };   
     int[] ypoints = { yPosition, yPosition + height, yPosition + height };   
     canvas.draw(this, color, new Polygon(xpoints, ypoints, 3));   
     canvas.wait(10);   
    }   
   }  
   private void erase()   
   {   
    if(Tampak) {   
     Canvas canvas = Canvas.getCanvas();   
     canvas.erase(this);   
    }   
   }   
  }   

4. Square

 import java.awt.*;   
  public class Square   
  {   
   private int size;   
   private int xPosition;   
   private int yPosition;   
   private String color;   
   private boolean Tampak;   
   // New Square  
   public Square()   
   {   
    size = 100;   
    xPosition = 260;   
    yPosition = 200;   
    color = "red";   
    Tampak = false;   
   }   
   // Make Shape Visible  
   public void Nampak()   
   {   
    Tampak = true;   
    draw();   
   }   
   //Fungsi untuk membuat benda tidak nampak  
   public void TidakNampak()   
   {   
    erase();   
    Tampak = false;   
   }   
   // Geser Kanan  
   public void GeserKanan()   
   {   
    GeserHorizontal(20);   
   }   
   // Geser Kiri  
   public void GeserKiri()   
   {   
    GeserHorizontal(-20);   
   }   
   // Geser Atas  
   public void GeserAtas()   
   {   
    GeserVertical(-20);   
   }   
   // Geser Bawah  
   public void GeserBawah()   
   {   
    GeserVertical(20);   
   }   
   // Geser Horizontal dengan banyak pixel  
   public void GeserHorizontal(int distance)   
   {   
    erase();   
    xPosition += distance;   
    draw();   
   }   
   // Geser Vertikal dengan banyak pixel  
   public void GeserVertical(int distance)   
   {   
    erase();   
    yPosition += distance;   
    draw();   
   }   
   // Ganti Ukuran Shape >=0  
   public void changeSize(int newSize)   
   {   
    erase();   
    size = newSize;   
    draw();   
   }   
   // "red", "yellow", "blue", "green", "pink" and "black"   
   public void changeColor(String newColor)   
   {   
    color = newColor;   
    draw();   
   }   
   private void draw()   
   {   
    if(Tampak) {   
     Canvas canvas = Canvas.getCanvas();   
     canvas.draw(this, color,   
       new Rectangle(xPosition, yPosition, size, size));   
     canvas.wait(10);   
    }   
   }   
   private void erase()   
   {   
    if(Tampak) {   
     Canvas canvas = Canvas.getCanvas();   
     canvas.erase(this);   
    }   
   }   
  }   

5. Rectangle

 import java.awt.*;   
 public class Recta   
  {   
   private int P;   
   private int L;  
   private int xPosition;   
   private int yPosition;   
   private String color;   
   private boolean Tampak;   
   // New Square  
  public Recta()   
   {   
    P = 100;   
    L = 50;  
    xPosition = 260;   
    yPosition = 200;   
    color = "red";   
    Tampak = false;   
   }   
  public void Nampak()   
   {   
    Tampak = true;   
    draw();   
   }   
   //Fungsi untuk membuat benda tidak nampak  
  public void TidakNampak()   
   {   
    erase();   
    Tampak = false;   
   }   
   // Geser Kanan  
  public void GeserKanan()   
   {   
    GeserHorizontal(20);   
   }   
   // Geser Kiri  
  public void GeserKiri()   
   {   
    GeserHorizontal(-20);   
   }   
   // Geser Atas  
  public void GeserAtas()   
   {   
    GeserVertical(-20);   
   }   
   // Geser Bawah  
  public void GeserBawah()   
   {   
    GeserVertical(20);   
   }   
   // Geser Horizontal dengan banyak pixel  
  public void GeserHorizontal(int distance)   
   {   
    erase();   
    xPosition += distance;   
    draw();   
   }   
   // Geser Vertikal dengan banyak pixel  
  public void GeserVertical(int distance)   
   {   
    erase();   
    yPosition += distance;   
    draw();   
   }   
   // Ganti Ukuran Shape >=0  
  public void changeSize(int newP,int newL)   
   {   
    erase();   
    P = newP;   
    L = newL;  
    draw();   
   }   
   // "red", "yellow", "blue", "green", "pink" and "black"   
  public void changeColor(String newColor)   
   {   
    color = newColor;   
    draw();   
   }   
  private void draw()   
   {   
    if(Tampak) {   
     Canvas canvas = Canvas.getCanvas();   
     canvas.draw(this, color,   
       new Rectangle(xPosition, yPosition, P, L));   
     canvas.wait(10);   
    }   
   }   
  private void erase()   
   {   
    if(Tampak) {   
     Canvas canvas = Canvas.getCanvas();   
     canvas.erase(this);   
    }   
   }   
  }   

Screenshot :
BlueJ :

Java :