Nuovi progetti

DisegnoPazzo/.gitignore

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+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+.kotlin
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

DisegnoPazzo/.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

DisegnoPazzo/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_25" default="true" project-jdk-name="25" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

DisegnoPazzo/.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/DisegnoPazzo.iml" filepath="$PROJECT_DIR$/DisegnoPazzo.iml" />
+    </modules>
+  </component>
+</project>

DisegnoPazzo/.idea/vcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>

DisegnoPazzo/DisegnoPazzo.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

DisegnoPazzo/src/CerchioTrascinabile.java

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+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.*;
+import java.awt.geom.Ellipse2D;
+
+public class CerchioTrascinabile extends JFrame {
+
+    public CerchioTrascinabile() {
+        setTitle("Cerchio Trascinabile");
+        setSize(600, 500);
+        setLayout(null);
+        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        setLocationRelativeTo(null);
+        PannelloCerchio pannello = new PannelloCerchio();
+        JButton btnCancella = new JButton("Cancella");
+        btnCancella.addActionListener(e -> pannello.cancellaCerchio());
+        JPanel bottomPanel = new JPanel();
+        bottomPanel.add(btnCancella);
+        setLayout(new BorderLayout());
+        add(pannello, BorderLayout.CENTER);
+        add(bottomPanel, BorderLayout.SOUTH);
+    }
+
+    public static void main(String[] args) {
+        SwingUtilities.invokeLater(() -> {
+            new CerchioTrascinabile().setVisible(true);
+        });
+    }
+}
+
+class PannelloCerchio extends JPanel {
+    private Cerchio cerchio;
+    private boolean dragging = false;
+
+    public PannelloCerchio() {
+        setBackground(Color.WHITE);
+
+        addMouseListener(new MouseAdapter() {
+            @Override
+            public void mousePressed(MouseEvent e) {
+                if (cerchio == null) {
+                    cerchio = new Cerchio(e.getX(), e.getY());
+                    repaint();
+                } else if (cerchio.contiene(e.getX(), e.getY())) {
+                    dragging = true;
+                }
+            }
+
+            @Override
+            public void mouseReleased(MouseEvent e) {
+                dragging = false;
+            }
+        });
+
+        addMouseMotionListener(new MouseMotionAdapter() {
+            @Override
+            public void mouseDragged(MouseEvent e) {
+                if (dragging && cerchio != null) {
+                    cerchio.muovi(e.getX(), e.getY());
+                    repaint();
+                }
+            }
+        });
+    }
+
+    public void cancellaCerchio() {
+        cerchio = null;
+        repaint();
+    }
+
+    @Override
+    protected void paintComponent(Graphics g) {
+        super.paintComponent(g);
+        if (cerchio != null) {
+            Graphics2D g2d = (Graphics2D) g;
+            g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
+                    RenderingHints.VALUE_ANTIALIAS_ON);
+            cerchio.disegna(g2d);
+        }
+    }
+}
+
+class Cerchio {
+    private int x, y;
+    private static final int RAGGIO = 40;
+
+    public Cerchio(int x, int y) {
+        this.x = x;
+        this.y = y;
+    }
+
+    public void muovi(int nuovoX, int nuovoY) {
+        this.x = nuovoX;
+        this.y = nuovoY;
+    }
+
+    public boolean contiene(int px, int py) {
+        int dx = px - x;
+        int dy = py - y;
+        return dx * dx + dy * dy <= RAGGIO * RAGGIO;
+    }
+
+    public void disegna(Graphics2D g2d) {
+        g2d.setColor(new Color(70, 130, 180));
+        g2d.fillOval(x - RAGGIO, y - RAGGIO, RAGGIO * 2, RAGGIO * 2);
+
+        g2d.setColor(new Color(30, 90, 140));
+        g2d.setStroke(new BasicStroke(2));
+        g2d.drawOval(x - RAGGIO, y - RAGGIO, RAGGIO * 2, RAGGIO * 2);
+    }
+}

SparaBalle/.gitignore

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+### IntelliJ IDEA ###
+out/
+!**/src/main/**/out/
+!**/src/test/**/out/
+.kotlin
+
+### Eclipse ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+bin/
+!**/src/main/**/bin/
+!**/src/test/**/bin/
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+
+### VS Code ###
+.vscode/
+
+### Mac OS ###
+.DS_Store

SparaBalle/.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

SparaBalle/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_25" default="true" project-jdk-name="25" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

SparaBalle/.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/SparaBalle.iml" filepath="$PROJECT_DIR$/SparaBalle.iml" />
+    </modules>
+  </component>
+</project>

SparaBalle/.idea/vcs.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/.." vcs="Git" />
+  </component>
+</project>

SparaBalle/SparaBalle.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

SparaBalle/src/FallingBalls.java

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+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.*;
+import java.util.Random;
+
+class GameObject{
+    private static final Random rnd = new Random();
+    protected int x, y;
+    protected int speed;
+    protected int diam = rnd.nextInt(10, 30);
+
+    GameObject(int maxW) {
+        reset(maxW);
+    }
+
+    void reset(int maxW) {
+        x = rnd.nextInt(Math.max(1, maxW - diam));
+        y = rnd.nextInt(50);
+        speed = 2 + rnd.nextInt(6);
+    }
+
+    void update(int panelH, int panelW) {
+        y += speed;
+        if (y > panelH) reset(panelW);
+    }
+
+    void draw(Graphics g) {
+        g.fillOval(x, y, diam, diam);
+    }
+}
+
+class Pallina extends GameObject{
+    public Pallina(int maxW) {
+        super(maxW);
+    }
+}
+
+class Astronave extends GameObject{
+
+    Astronave() {
+        super(0);
+    }
+
+    void update(int coordXMouse, int coordYMouse) {
+        x = coordXMouse;
+        y = coordYMouse;
+    }
+
+    void draw(Graphics g) {
+        g.fillRect(x, y, diam, 50);
+    }
+}
+
+class Proiettile extends GameObject{
+    public Proiettile(int x, int y) {
+        super(0);
+        super.x = x;
+        super.y = y;
+        speed = -10;
+    }
+}
+
+class ButtonHandler implements ActionListener{
+
+    private FallingBalls panel;
+    private JButton btn;
+
+    public ButtonHandler(FallingBalls panel, JButton btn) {
+        this.panel = panel;
+        this.btn = btn;
+    }
+
+
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        panel.paused = !panel.paused;
+        btn.setText(panel.paused ? "Play" : "Pause");
+    }
+
+}
+
+public class FallingBalls extends JPanel implements MouseMotionListener, MouseListener {
+
+    static final int N_BALLS = 6;
+    Pallina[] balls = new Pallina[N_BALLS];
+    Astronave astro = new Astronave();
+    Proiettile p;
+
+    boolean paused = false;
+
+    public FallingBalls() {
+        setBounds(0,0,500, 400);
+        setBackground(Color.WHITE);
+
+        for (int i = 0; i < N_BALLS; i++)
+            balls[i] = new Pallina(500);
+
+    }
+
+    @Override
+    protected void paintComponent(Graphics g) {
+        super.paintComponent(g);
+        g.setColor(Color.RED);
+        for (int i=0; i<balls.length; i++)
+            balls[i].draw(g);
+        astro.draw(g);
+        if(p!=null) p.draw(g);
+    }
+
+    void update() {
+        if(!paused)
+            for (Pallina b : balls) b.update(500,400);
+        if(p!=null) p.update(500,400);
+    }
+
+
+    public static void main(String[] args) {
+
+        JFrame f = new JFrame("Falling Balls");
+        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        f.setBounds(0, 0, 500, 600);
+        f.setLayout(null);
+
+        FallingBalls panel = new FallingBalls();
+        panel.setBounds(0, 0, 500, 400);
+        f.add(panel);
+        panel.addMouseMotionListener(panel);
+        panel.addMouseListener(panel);
+
+        JButton btn = new JButton("Pause");
+        btn.setBounds(0, 400, 500, 80);
+
+
+        ButtonHandler bh = new ButtonHandler(panel, btn);
+        btn.addActionListener(bh);
+        /*
+        btn.addActionListener(ev -> {
+            panel.paused = !panel.paused;
+            btn.setText(panel.paused ? "Play" : "Pause");
+        });
+        */
+
+        f.add(btn);
+
+
+        f.setVisible(true);
+
+        while(true) {
+            panel.update();
+            panel.repaint();
+            try {
+                Thread.sleep(16);
+            } catch (InterruptedException e) {
+                // TODO Auto-generated catch block
+                e.printStackTrace();
+            }
+        }
+    }
+
+    @Override
+    public void mouseDragged(MouseEvent e) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public void mouseMoved(MouseEvent e) {
+        astro.x = e.getX();
+        astro.y = e.getY();
+
+    }
+
+    @Override
+    public void mouseClicked(MouseEvent e) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public void mousePressed(MouseEvent e) {
+        p = new Proiettile(e.getX(), e.getY());
+    }
+
+    @Override
+    public void mouseReleased(MouseEvent e) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public void mouseEntered(MouseEvent e) {
+        // TODO Auto-generated method stub
+
+    }
+
+    @Override
+    public void mouseExited(MouseEvent e) {
+        // TODO Auto-generated method stub
+
+    }
+}