Rysowanie

src/main/java/swing/rysowanie/OknkoZPilka.java

+package swing.rysowanie;
+
+import java.awt.EventQueue;
+
+import javax.swing.JFrame;
+import javax.swing.GroupLayout;
+import javax.swing.GroupLayout.Alignment;
+import javax.swing.JButton;
+import javax.swing.JPanel;
+import javax.swing.LayoutStyle.ComponentPlacement;
+import javax.swing.Timer;
+
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.Graphics;
+import java.awt.event.ActionListener;
+import java.awt.event.ActionEvent;
+import javax.swing.JToggleButton;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.util.concurrent.ThreadLocalRandom;
+
+public class OknkoZPilka {
+
+	private static final Font FONT_GUZIKOW = new Font("Dialog", Font.BOLD, 20);
+	private JFrame frame;
+	private Timer spadanie;
+	private PanelGraficzny panelGraficzny;
+	private JToggleButton tglbtnSpadaj;
+
+	/**
+	 * Launch the application.
+	 */
+	public static void main(String[] args) {
+		EventQueue.invokeLater(new Runnable() {
+			public void run() {
+				try {
+					OknkoZPilka window = new OknkoZPilka();
+					window.frame.setVisible(true);
+				} catch (Exception e) {
+					e.printStackTrace();
+				}
+			}
+		});
+	}
+
+	/**
+	 * Create the application.
+	 */
+	public OknkoZPilka() {
+		initialize();
+		mojeUstawienia();
+	}
+	
+	private void mojeUstawienia() {
+		spadanie = new Timer(500, new ActionListener() {
+			public void actionPerformed(ActionEvent e) {
+				if(tglbtnSpadaj.isSelected()) {
+					panelGraficzny.wDol();
+				}
+			}
+		});
+		spadanie.start();
+	}
+
+	/**
+	 * Initialize the contents of the frame.
+	 */
+	private void initialize() {
+		frame = new JFrame();
+		frame.setBounds(100, 100, 1075, 724);
+		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		
+		panelGraficzny = new PanelGraficzny();
+		panelGraficzny.addMouseListener(new MouseAdapter() {
+			@Override
+			public void mousePressed(MouseEvent ev) {
+				
+				switch(ev.getButton()) {
+				case MouseEvent.BUTTON1:
+					panelGraficzny.ustawPolozenie(ev.getX(), ev.getY());
+					break;
+				case MouseEvent.BUTTON3:
+					panelGraficzny.zmienKolor();
+					break;
+				}
+			}
+		});
+		
+// TODO :)
+//		panelGraficzny.addKeyListener(new KeyAdapter() {
+//			@Override
+//			public void keyPressed(KeyEvent evt) {
+//				switch(evt.getKeyChar()) {
+//				case 'a': panelGraficzny.wLewo(); break;
+//				case 'd': panelGraficzny.wPrawo(); break;
+//				}
+//			}
+//		});
+		panelGraficzny.setBackground(Color.WHITE);
+		
+		JPanel panelGuzikow = new JPanel();
+		GroupLayout groupLayout = new GroupLayout(frame.getContentPane());
+		groupLayout.setHorizontalGroup(
+			groupLayout.createParallelGroup(Alignment.LEADING)
+				.addGroup(Alignment.TRAILING, groupLayout.createSequentialGroup()
+					.addContainerGap()
+					.addGroup(groupLayout.createParallelGroup(Alignment.TRAILING)
+						.addComponent(panelGraficzny, Alignment.LEADING, GroupLayout.DEFAULT_SIZE, 1043, Short.MAX_VALUE)
+						.addComponent(panelGuzikow, Alignment.LEADING, GroupLayout.DEFAULT_SIZE, 1043, Short.MAX_VALUE))
+					.addContainerGap())
+		);
+		groupLayout.setVerticalGroup(
+			groupLayout.createParallelGroup(Alignment.LEADING)
+				.addGroup(Alignment.TRAILING, groupLayout.createSequentialGroup()
+					.addContainerGap()
+					.addComponent(panelGraficzny, GroupLayout.DEFAULT_SIZE, 545, Short.MAX_VALUE)
+					.addGap(18)
+					.addComponent(panelGuzikow, GroupLayout.PREFERRED_SIZE, 104, GroupLayout.PREFERRED_SIZE)
+					.addContainerGap())
+		);
+		
+		JButton btnLewo = new JButton("LEWO");
+		btnLewo.addActionListener(new ActionListener() {
+			public void actionPerformed(ActionEvent e) {
+				panelGraficzny.wLewo();
+			}
+		});
+		btnLewo.setFont(FONT_GUZIKOW);
+		
+		JButton btnPrawo = new JButton("PRAWO");
+		btnPrawo.addActionListener(new ActionListener() {
+			public void actionPerformed(ActionEvent e) {
+				panelGraficzny.wPrawo();
+				// panelGraficzny.repaint();
+			}
+		});
+		btnPrawo.setFont(FONT_GUZIKOW);
+		
+		tglbtnSpadaj = new JToggleButton("Spadaj");
+		tglbtnSpadaj.setFont(FONT_GUZIKOW);
+		GroupLayout gl_panelGuzikow = new GroupLayout(panelGuzikow);
+		gl_panelGuzikow.setHorizontalGroup(
+			gl_panelGuzikow.createParallelGroup(Alignment.LEADING)
+				.addGroup(gl_panelGuzikow.createSequentialGroup()
+					.addContainerGap()
+					.addComponent(btnLewo, GroupLayout.PREFERRED_SIZE, 111, GroupLayout.PREFERRED_SIZE)
+					.addGap(18)
+					.addComponent(btnPrawo, GroupLayout.PREFERRED_SIZE, 124, GroupLayout.PREFERRED_SIZE)
+					.addPreferredGap(ComponentPlacement.UNRELATED)
+					.addComponent(tglbtnSpadaj, GroupLayout.PREFERRED_SIZE, 118, GroupLayout.PREFERRED_SIZE)
+					.addContainerGap(648, Short.MAX_VALUE))
+		);
+		gl_panelGuzikow.setVerticalGroup(
+			gl_panelGuzikow.createParallelGroup(Alignment.LEADING)
+				.addGroup(Alignment.TRAILING, gl_panelGuzikow.createSequentialGroup()
+					.addContainerGap()
+					.addGroup(gl_panelGuzikow.createParallelGroup(Alignment.TRAILING)
+						.addComponent(tglbtnSpadaj, Alignment.LEADING, GroupLayout.DEFAULT_SIZE, 80, Short.MAX_VALUE)
+						.addGroup(Alignment.LEADING, gl_panelGuzikow.createParallelGroup(Alignment.BASELINE)
+							.addComponent(btnLewo, GroupLayout.DEFAULT_SIZE, 80, Short.MAX_VALUE)
+							.addComponent(btnPrawo, GroupLayout.DEFAULT_SIZE, 80, Short.MAX_VALUE)))
+					.addContainerGap())
+		);
+		panelGuzikow.setLayout(gl_panelGuzikow);
+		frame.getContentPane().setLayout(groupLayout);
+	}
+	
+	private static 
+	class PanelGraficzny extends JPanel {
+		private static final int SREDNICA = 40;
+		// położenie i kolor "piłki"
+		private int x, y;
+		private Color kolor = Color.RED;
+		private int numer = 0;
+		
+		@Override
+		protected void paintComponent(Graphics g) {
+			super.paintComponent(g);
+			
+			numer++;
+			g.drawString(""+numer, 100, 100);
+			
+			g.setColor(kolor);
+			g.fillOval(x, y, SREDNICA, SREDNICA);
+			
+//			try {
+//				BufferedImage img = ImageIO.read(new File("obrazek.jpg"));
+//				g.drawImage(img, ...)
+//				
+//			} catch (IOException e) {
+//				e.printStackTrace();
+//			}
+			
+		}
+		
+		public void wPrawo() {
+			x += SREDNICA;
+			if(x + SREDNICA > this.getWidth()) {
+				x = this.getWidth() - SREDNICA;
+			}
+			repaint();
+		}
+
+		public void wLewo() {
+			x -= SREDNICA;
+			if(x < 0) {
+				x = 0;
+			}
+			repaint();
+		}
+
+		public void wDol() {
+			y += SREDNICA;
+			if(y + SREDNICA > this.getHeight()) {
+				y = this.getHeight() - SREDNICA;
+			}
+			repaint();
+		}
+		
+		public void ustawPolozenie(int x, int y) {
+			this.x = x - SREDNICA/2;
+			this.y = y - SREDNICA/2;
+			repaint();
+		}
+		
+		public void zmienKolor() {
+			int nowyKolor = ThreadLocalRandom.current().nextInt(0x1000000);
+			this.kolor = new Color(nowyKolor);
+			this.repaint();
+		}
+	}
+}

src/main/java/swing/rysowanie/Rysowanie.java

+package swing.rysowanie;
+
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.Graphics;
+
+import javax.swing.BoxLayout;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+
+public class Rysowanie {
+	private JFrame okno;
+	private PanelRysujacy panel;
+	
+	public void przygotujIWyswietl() {
+		przygotujWyglad();
+		ustawZdarzenia();
+		dzialaj();
+	}
+
+
+	private void przygotujWyglad() {
+		okno = new JFrame("Rysowanie");
+		okno.setSize(400, 400);
+		
+		BoxLayout layout = new BoxLayout(okno.getContentPane(), BoxLayout.Y_AXIS);
+		okno.setLayout(layout);
+
+		panel = new PanelRysujacy();
+		okno.add(panel);
+		
+	}
+
+	private void ustawZdarzenia() {
+		
+	}
+
+	private void dzialaj() {
+		okno.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		okno.setVisible(true);		
+	}
+
+
+	public static void main(String[] args) {
+		new Rysowanie().przygotujIWyswietl();
+	}
+
+	private static class PanelRysujacy extends JPanel {
+		private int licznik = 0;
+		
+		@Override
+		protected void paintComponent(Graphics g) {
+			super.paintComponent(g);
+			
+			g.drawLine(10, 10, 30, 100);
+			
+			g.setColor(Color.RED);
+			g.setFont(new Font("Tahoma", Font.BOLD, 32));
+			g.drawString("Hello world", 50, 50);
+			
+			g.setColor(new Color(0xAA2288));
+			
+			g.fillOval(100, 20, 30, 30);
+			
+			licznik++;
+			g.setColor(Color.BLUE);
+			g.setFont(new Font("Tahoma", Font.BOLD, 24));
+			g.drawString("Licznik: " + licznik, 200, 300);		
+		}
+	}
+}

src/main/java/swing/rysowanie/Rysowanie2D.java

+package swing.rysowanie;
+
+import java.awt.Color;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.geom.AffineTransform;
+
+import javax.swing.BoxLayout;
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+
+public class Rysowanie2D {
+	private JFrame okno;
+	private PanelRysujacy panel;
+	
+	public void przygotujIWyswietl() {
+		przygotujWyglad();
+		ustawZdarzenia();
+		dzialaj();
+	}
+
+
+	private void przygotujWyglad() {
+		okno = new JFrame("Rysowanie");
+		okno.setSize(800, 800);
+		
+		BoxLayout layout = new BoxLayout(okno.getContentPane(), BoxLayout.Y_AXIS);
+		okno.setLayout(layout);
+
+		panel = new PanelRysujacy();
+		okno.add(panel);
+		
+	}
+
+	private void ustawZdarzenia() {
+		
+	}
+
+	private void dzialaj() {
+		okno.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		okno.setVisible(true);		
+	}
+
+
+	public static void main(String[] args) {
+		new Rysowanie2D().przygotujIWyswietl();
+	}
+	
+	private static class PanelRysujacy extends JPanel {
+		private int licznik = 0;
+		
+		protected void paintComponent(Graphics g) {
+			super.paintComponent(g);
+			
+			if(g instanceof Graphics2D) {
+				Graphics2D g2 = (Graphics2D)g;
+				
+				AffineTransform pustyTrans = g2.getTransform();
+				
+				g2.setColor(Color.PINK);
+				g2.fillRect(50, 50, 100, 200);
+				
+				// filtr przez ktory przechodza wszystkie polecenia ponizej
+				g2.rotate(Math.PI / 4, 200, 200);
+				g2.setColor(Color.GREEN);
+				g2.fillRect(50, 50, 100, 200);
+				
+				g2.setColor(Color.YELLOW);
+				g2.fill3DRect(300, 200, 50, 50, true);
+				
+				g2.setTransform(pustyTrans);
+				
+				g2.setColor(Color.RED);
+				g2.fillArc(300, 300, 100, 100, 0, 30);
+				g2.setColor(Color.BLUE);
+				g2.fillArc(300, 300, 100, 100, 30, 130);
+				g2.setColor(Color.GREEN);
+				g2.fillArc(300, 300, 100, 100, 160, 200);
+			}
+		}
+	}
+}
\ No newline at end of file