New version of everything

pitiupi.screenCast/src/META-INF/services/pitiupi.plugin.Plugin

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+pitiupi.screenCast.plugin.ScreenCastPlugin

pitiupi.screenCast/src/pitiupi/screenCast/GUI/ScreenCastMenu.java

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+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package pitiupi.screenCast.GUI;
+
+import java.awt.event.ActionEvent;
+import javax.swing.JMenu;
+
+/**
+ *
+ * @author flavio
+ */
+public class ScreenCastMenu extends JMenu {
+
+    private final ScreenCastWindow screenCastWindow;
+    private final javax.swing.JMenuItem menuItem;
+
+    public ScreenCastMenu(ScreenCastWindow screenCastWindow) {
+        this.screenCastWindow = screenCastWindow;
+        this.setText("Screen Cast");
+        menuItem = new javax.swing.JMenuItem();
+        menuItem.setText("ScreenCast Window");
+        menuItem.addActionListener(this::chatMenuActionPerformed);
+        this.add(menuItem);
+    }
+
+    private void chatMenuActionPerformed(ActionEvent ae) {
+        this.screenCastWindow.setVisible(true);
+    }
+}

pitiupi.screenCast/src/pitiupi/screenCast/GUI/ScreenCastWindow.java

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+/*
+ * 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 pitiupi.screenCast.GUI;
+
+import pitiupi.screenCast.control.AlarmClock;
+import pitiupi.screenCast.control.ImageTransformation;
+import pitiupi.screenCast.control.ScreenShot;
+import pitiupi.screenCast.net.ScreenCastMessage;
+import java.awt.AWTException;
+import java.awt.event.ActionEvent;
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.util.Timer;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import javax.imageio.ImageIO;
+import javax.swing.ImageIcon;
+import javax.swing.JLabel;
+import pitiupi.GUI.MainWindow;
+import pitiupi.net.Message;
+
+/**
+ *
+ * @author flavio
+ */
+public class ScreenCastWindow extends javax.swing.JFrame {
+
+    private javax.swing.JScrollPane jScrollPane1;
+    private javax.swing.JTabbedPane tabbedPane;
+    private javax.swing.JCheckBox onlineButton;
+
+    private AlarmClock alarmClock;
+    private Timer timer;
+    public final static int TIME = 1000;
+
+    private float compressRatio;
+    private final MainWindow mainWindow;
+
+    public ScreenCastWindow(MainWindow mainWindow) {
+        this.mainWindow = mainWindow;
+        this.compressRatio = 0.5f;
+        this.initComponents();
+    }
+
+    private void initComponents() {
+        this.setTitle("screen cast");
+
+        onlineButton = new javax.swing.JCheckBox("Sharing?");
+        onlineButton.setSelected(false);
+        onlineButton.addActionListener(this::onlineButtonActionPerformed);
+        this.getContentPane().add(onlineButton, java.awt.BorderLayout.NORTH);
+
+        jScrollPane1 = new javax.swing.JScrollPane();
+        tabbedPane = new javax.swing.JTabbedPane();
+        jScrollPane1.setViewportView(tabbedPane);
+        this.getContentPane().add(jScrollPane1, java.awt.BorderLayout.CENTER);
+
+        this.pack();
+
+        this.timer = new Timer();
+        this.setSize(new java.awt.Dimension(1024, 768));
+    }
+
+    public void shareMySheet(boolean status) {
+        if (status) {
+            this.timer = new Timer();
+            this.alarmClock = new AlarmClock(this);
+            this.timer.scheduleAtFixedRate(this.alarmClock, 0, ScreenCastWindow.TIME);
+        } else {
+            this.timer.cancel();
+        }
+    }
+
+    public void closeCurrentTab() {
+        if (tabbedPane.getSelectedIndex() > 0) {
+            tabbedPane.remove(tabbedPane.getSelectedIndex());
+        }
+    }
+
+    public void exit() {
+        this.shareMySheet(false);
+    }
+
+    public void sendScreenCastMessage() {
+        byte[] msg = null;
+        try {
+            BufferedImage image = ScreenShot.takeAShot();
+            BufferedImage rescaled = ImageTransformation.resize(image, 1024, 768);
+            byte[] byteImage = ImageTransformation.compress(rescaled, compressRatio);
+            ScreenCastMessage message = new ScreenCastMessage(this.mainWindow.getUserName(), byteImage);
+            msg = message.toByteArray();
+        } catch (AWTException | IOException ex) {
+            Logger.getLogger(AlarmClock.class.getName()).log(Level.SEVERE, null, ex);
+        }
+        if (msg != null) {
+            try {
+                this.mainWindow.getSocket().send(msg);
+            } catch (IOException ex) {
+                System.out.println(ex.toString());
+                this.compressRatio -= 0.1f;
+            }
+        }
+    }
+
+    public void receiveScreenCastMessage(ScreenCastMessage message) {
+        ByteArrayInputStream bais = new ByteArrayInputStream(message.getImageByte());
+        BufferedImage image;
+        try {
+
+            image = ImageIO.read(bais);
+            ImageIcon imageIcon = new ImageIcon(image);
+
+            JLabel myShoot = new JLabel(imageIcon);
+
+            for (int i = 0; i < tabbedPane.getTabCount(); i++) {
+                String title = tabbedPane.getTitleAt(i);
+                if (title.equals(message.getName())) {
+                    tabbedPane.setComponentAt(i, myShoot);
+                    return;
+                }
+            }
+            tabbedPane.addTab(message.getName(), myShoot);
+        } catch (IOException ex) {
+            Logger.getLogger(ScreenCastWindow.class.getName()).log(Level.SEVERE, null, ex);
+        }
+    }
+
+    private void onlineButtonActionPerformed(ActionEvent ae) {
+        this.shareMySheet(this.onlineButton.isSelected());
+    }
+}

pitiupi.screenCast/src/pitiupi/screenCast/control/AlarmClock.java

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+/*
+ * 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 pitiupi.screenCast.control;
+
+import java.util.TimerTask;
+import pitiupi.screenCast.GUI.ScreenCastWindow;
+
+/**
+ *
+ * @author flavio
+ */
+public class AlarmClock extends TimerTask {
+
+    private final ScreenCastWindow screenCastWindow;
+    
+    public AlarmClock(ScreenCastWindow mainWindow) {
+        this.screenCastWindow = mainWindow;
+    }
+
+    @Override
+    public void run() {
+        this.screenCastWindow.sendScreenCastMessage();
+    }
+}

pitiupi.screenCast/src/pitiupi/screenCast/control/ImageTransformation.java

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+/*
+ * 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 pitiupi.screenCast.control;
+
+import java.awt.Image;
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.util.Iterator;
+import javax.imageio.IIOImage;
+import javax.imageio.ImageIO;
+import javax.imageio.ImageWriteParam;
+import javax.imageio.ImageWriter;
+import javax.imageio.stream.ImageOutputStream;
+
+/**
+ *
+ * @author flavio
+ */
+public class ImageTransformation {
+
+    public static byte[] toByteArray(BufferedImage image) throws IOException {
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        ImageIO.write(image, "jpg", baos);
+        byte[] data = baos.toByteArray();
+        return data;
+    }
+
+    public static byte[] compress(BufferedImage image, float scale) throws IOException {
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        Iterator<ImageWriter> writers = ImageIO.getImageWritersByFormatName("jpg");
+        ImageWriter writer = writers.next();
+        ImageWriteParam param = writer.getDefaultWriteParam();
+        param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
+        param.setCompressionQuality(scale);
+        ImageOutputStream ios = ImageIO.createImageOutputStream(baos);
+        writer.setOutput(ios);
+        writer.write(null, new IIOImage(image, null, null), param);
+        byte[] data = baos.toByteArray();
+        writer.dispose();
+        return data;
+    }
+
+    public static BufferedImage resize(BufferedImage img, int maxWidth, int maxHeight) throws IOException {
+        int scaledWidth = maxWidth;
+        int scaledHeight = (int) (img.getHeight() * ((double) scaledWidth / img.getWidth()));
+
+        if (scaledHeight > maxHeight) {
+            scaledHeight = maxHeight;
+            scaledWidth = (int) (img.getWidth() * ((double) scaledHeight / img.getHeight()));
+
+            if (scaledWidth > maxWidth) {
+                scaledWidth = maxWidth;
+                scaledHeight = maxHeight;
+            }
+        }
+
+        Image resized = img.getScaledInstance(scaledWidth, scaledHeight, Image.SCALE_SMOOTH);
+        BufferedImage buffered = new BufferedImage(scaledWidth, scaledHeight, Image.SCALE_REPLICATE);
+        buffered.getGraphics().drawImage(resized, 0, 0, null);
+
+        return buffered;
+    }
+}

pitiupi.screenCast/src/pitiupi/screenCast/control/ScreenShot.java

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+/*
+ * 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 pitiupi.screenCast.control;
+
+import java.awt.AWTException;
+import java.awt.Rectangle;
+import java.awt.Robot;
+import java.awt.Toolkit;
+import java.awt.image.BufferedImage;
+import java.io.IOException;
+
+/**
+ *
+ * @author flavio
+ */
+public class ScreenShot {
+
+    public static BufferedImage takeAShot() throws AWTException, IOException {
+        Robot robot = new Robot();
+        Rectangle screenRect = new Rectangle(Toolkit.getDefaultToolkit().getScreenSize());
+        BufferedImage output = robot.createScreenCapture(screenRect);
+        return output;
+    }
+}

pitiupi.screenCast/src/pitiupi/screenCast/net/ScreenCastMessage.java

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+/*
+ * 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 pitiupi.screenCast.net;
+
+import pitiupi.net.Message;
+
+/**
+ *
+ * @author flavio
+ */
+public class ScreenCastMessage extends Message {
+
+    private String name;
+    private byte[] imageByte;
+
+    public ScreenCastMessage() {
+    }
+
+    public ScreenCastMessage(String name, byte[] imageByte) {
+        this.name = name;
+        this.imageByte = imageByte;
+    }
+
+    /**
+     * @return the name
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * @param name the name to set
+     */
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    /**
+     * @return the imageByte
+     */
+    public byte[] getImageByte() {
+        return imageByte;
+    }
+
+    /**
+     * @param imageByte the image to set
+     */
+    public void setImageByte(byte[] imageByte) {
+        this.imageByte = imageByte;
+    }
+
+}

pitiupi.screenCast/src/pitiupi/screenCast/plugin/ScreenCastPlugin.java

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+/*
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
+ * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template
+ */
+package pitiupi.screenCast.plugin;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import pitiupi.GUI.MainWindow;
+import pitiupi.net.Message;
+import pitiupi.plugin.Plugin;
+import pitiupi.screenCast.GUI.ScreenCastMenu;
+import pitiupi.screenCast.GUI.ScreenCastWindow;
+import pitiupi.screenCast.net.ScreenCastMessage;
+
+/**
+ *
+ * @author flavio
+ */
+public class ScreenCastPlugin implements Plugin {
+
+    private ScreenCastWindow screenCastWindow;
+    private MainWindow mainWindow;
+
+    @Override
+    public String getName() {
+        return "ScreenCast";
+    }
+
+    @Override
+    public String getAuthor() {
+        return "Flávio Schiavoni";
+    }
+
+    @Override
+    public String getVersion() {
+        return "0.0";
+    }
+
+    @Override
+    public void createPlugin(MainWindow mainWindow) {
+        this.mainWindow = mainWindow;
+        this.screenCastWindow = new ScreenCastWindow(mainWindow);
+        this.mainWindow.addMenu(new ScreenCastMenu(screenCastWindow));
+    }
+
+    @Override
+    public void receiveMessage(byte[] message) {
+        ByteArrayInputStream bis = new ByteArrayInputStream(message);
+        ObjectInputStream ois;
+        try {
+            ois = new ObjectInputStream(bis);
+            if (ois.readObject() instanceof ScreenCastMessage msg) {
+                this.screenCastWindow.receiveScreenCastMessage(msg);
+            }
+        } catch (IOException ex) {
+            System.out.println(ex.toString());
+        } catch (ClassNotFoundException ex) {
+            System.out.println(ex.toString());
+        }
+    }
+
+    @Override
+    public Message getMessage() {
+        return new ScreenCastMessage();
+    }
+
+}