First commit

Teleprompter.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>

src/Frame.java

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+import javax.swing.*;
+import java.awt.*;
+
+public class Frame extends JFrame {
+    Frame() {
+        super("Teleprompter");
+        setLayout(new BorderLayout());
+        add(new Teleprompter(), BorderLayout.CENTER);
+        setIconImage(Toolkit.getDefaultToolkit().getImage(getClass().getResource("teleprompter.png")));
+        setSize(1080, 720);
+        setExtendedState(JFrame.MAXIMIZED_BOTH);
+        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+        setVisible(true);
+    }
+}

src/META-INF/MANIFEST.MF

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+Manifest-Version: 1.0
+Main-Class: Main
+

src/Main.java

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+public class Main  {
+    public static void main(String[] args) {
+        new Frame();
+    }
+}

src/Teleprompter.java

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+import javax.swing.*;
+import java.awt.*;
+import java.awt.datatransfer.DataFlavor;
+import java.awt.datatransfer.Transferable;
+import java.awt.datatransfer.UnsupportedFlavorException;
+import java.awt.event.KeyEvent;
+import java.awt.event.KeyListener;
+import java.io.IOException;
+
+public class Teleprompter extends JPanel implements KeyListener {
+
+    private static boolean isEditing = true;
+    private static boolean isRunning = false;
+
+    private static int spostamento = 1;
+
+    private static JTextArea taText;
+    private static JScrollPane spTele;
+    private static JPanel pnlControlli;
+    private static JButton btnPaste, btnStart, btnReset, btnAvanti, btnIndietro, btnSpeed, btnText, btnClear;
+
+    private static Timer timer;
+
+    Teleprompter() {
+
+        timer = new Timer(50, e -> scrollBar(spostamento));
+
+        taText = new JTextArea();
+        taText.setFont(new Font("Verdana", Font.BOLD, 70));
+        taText.setBackground(Color.BLACK);
+        taText.setForeground(Color.WHITE);
+        taText.setCaretColor(Color.GRAY);
+        taText.setLineWrap(true);
+        taText.setWrapStyleWord(true);
+
+        spTele = new JScrollPane(taText);
+        spTele.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_NEVER);
+        spTele.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
+
+        setLayout(new BorderLayout());
+
+        add(spTele, BorderLayout.CENTER);
+
+        // Controlli
+        pnlControlli = new JPanel();
+        pnlControlli.setLayout(new GridLayout(8, 1));
+
+        btnStart = new JButton(new ImageIcon(this.getClass().getResource("start.png")));
+        btnStart.addKeyListener(this);
+        btnStart.addActionListener(e -> {
+            toggleEdit();
+            togglePrompter();
+        });
+
+        btnReset = new JButton(new ImageIcon(this.getClass().getResource("restart.png")));
+        btnReset.addKeyListener(this);
+        btnReset.addActionListener(e -> resetPrompter());
+
+        btnAvanti = new JButton(new ImageIcon(this.getClass().getResource("doublearrowinv.png")));
+        btnAvanti.addActionListener(e -> {
+            scrollBar(-70);
+        });
+
+        btnIndietro = new JButton(new ImageIcon(this.getClass().getResource("doublearrow.png")));
+        btnIndietro.addActionListener(e -> {
+            scrollBar(70);
+        });
+
+        btnSpeed = new JButton(new ImageIcon(this.getClass().getResource("speed.png")));
+        btnSpeed.addActionListener(e -> {
+            JLabel lblNum = new JLabel(spostamento + "");
+            lblNum.setHorizontalAlignment(JLabel.CENTER);
+            lblNum.setFont(new Font("Verdana", Font.BOLD, 20));
+
+            JButton btnAdd = new JButton("+");
+            btnAdd.setFont(new Font("Verdana", Font.BOLD, 30));
+            btnAdd.addActionListener(e1 -> {
+                int num = Integer.parseInt(lblNum.getText());
+                num++;
+                lblNum.setText(num + "");
+            });
+
+            JButton btnRemove = new JButton("-");
+            btnRemove.setFont(new Font("Verdana", Font.BOLD, 30));
+            btnRemove.addActionListener(e1 -> {
+                int num = Integer.parseInt(lblNum.getText());
+                if (num > 1) {
+                    num--;
+                    lblNum.setText(num + "");
+                }
+            });
+
+            JPanel panel = new JPanel(new GridLayout(1, 3));
+
+            panel.add(btnRemove);
+            panel.add(lblNum);
+            panel.add(btnAdd);
+
+            int result = JOptionPane.showConfirmDialog(null, panel, "Velocità", JOptionPane.OK_CANCEL_OPTION, JOptionPane.PLAIN_MESSAGE);
+
+            if (result == JOptionPane.OK_OPTION) {
+                int num = Integer.parseInt(lblNum.getText());
+                if (num > 0) {
+                    spostamento = num;
+                }
+            }
+        });
+
+        btnText = new JButton(new ImageIcon(this.getClass().getResource("text.png")));
+
+        btnPaste = new JButton(new ImageIcon(this.getClass().getResource("paste.png")));
+        btnPaste.addActionListener(e -> {
+            Transferable t = Toolkit.getDefaultToolkit().getSystemClipboard().getContents(this);
+            try {
+                if (t != null && t.isDataFlavorSupported(DataFlavor.stringFlavor)) {
+                    String text = (String)t.getTransferData(DataFlavor.stringFlavor);
+                    taText.setText(text);
+                }
+            } catch (UnsupportedFlavorException | IOException ignored) {
+            }
+        });
+
+        btnClear = new JButton(new ImageIcon(this.getClass().getResource("rubber.png")));
+        btnClear.addActionListener(e -> taText.setText(""));
+
+        pnlControlli.add(btnStart);
+        pnlControlli.add(btnReset);
+        pnlControlli.add(btnAvanti);
+        pnlControlli.add(btnIndietro);
+        pnlControlli.add(btnSpeed);
+        pnlControlli.add(btnText);
+        pnlControlli.add(btnPaste);
+        pnlControlli.add(btnClear);
+
+        add(pnlControlli, BorderLayout.LINE_START);
+    }
+
+    private void resetPrompter() {
+        JScrollBar vertical = spTele.getVerticalScrollBar();
+        vertical.getModel().setValue(vertical.getMinimum());
+    }
+
+    private void scrollBar(int x) {
+        JScrollBar vertical = spTele.getVerticalScrollBar();
+        int posizione = vertical.getModel().getValue();
+        vertical.getModel().setValue(posizione + x);
+    }
+
+    private void toggleEdit() {
+        if (isEditing) {
+            taText.setEditable(false);
+            isEditing = false;
+        } else {
+            taText.setEditable(true);
+            isEditing = true;
+        }
+    }
+
+    private void togglePrompter() {
+        if (!isRunning) {
+            timer.start();
+            isRunning = true;
+            btnStart.setIcon(new ImageIcon(this.getClass().getResource("stop.png")));
+        } else {
+            timer.stop();
+            isRunning = false;
+            btnStart.setIcon(new ImageIcon(this.getClass().getResource("start.png")));
+        }
+    }
+
+    @Override
+    public void keyTyped(KeyEvent e) {
+
+    }
+
+    @Override
+    public void keyPressed(KeyEvent e) {
+        if (e.getKeyCode() == KeyEvent.VK_S && !isEditing) {
+            togglePrompter();
+        }
+    }
+
+    @Override
+    public void keyReleased(KeyEvent e) {
+
+    }
+}