Example usage for java.awt.image BufferedImage getGraphics

Introduction

In this page you can find the example usage for java.awt.image BufferedImage getGraphics.

Prototype

public java.awt.Graphics getGraphics() 

Source Link

Document

This method returns a Graphics2D , but is here for backwards compatibility.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    if (!SystemTray.isSupported()) {
        return;//from ww w  .  j a  v  a  2  s  .co  m
    }
    SystemTray tray = SystemTray.getSystemTray();

    Dimension size = tray.getTrayIconSize();
    BufferedImage bi = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();

    g.setColor(Color.blue);
    g.fillRect(0, 0, size.width, size.height);

    PopupMenu popup = new PopupMenu();
    MenuItem miExit = new MenuItem("Exit");
    ActionListener al;
    al = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    };
    miExit.addActionListener(al);
    popup.add(miExit);

    TrayIcon ti = new TrayIcon(bi, "System Tray Demo #2");
    ti.setPopupMenu(popup);

    al = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.out.println(e.getActionCommand());
        }
    };
    ti.setActionCommand("My Icon");
    ti.addActionListener(al);

    MouseListener ml = new MouseListener() {
        public void mouseClicked(MouseEvent e) {
            System.out.println("Tray icon: Mouse clicked");
        }

        public void mouseEntered(MouseEvent e) {
            System.out.println("Tray icon: Mouse entered");
        }

        public void mouseExited(MouseEvent e) {
            System.out.println("Tray icon: Mouse exited");
        }

        public void mousePressed(MouseEvent e) {
            System.out.println("Tray icon: Mouse pressed");
        }

        public void mouseReleased(MouseEvent e) {
            System.out.println("Tray icon: Mouse released");
        }
    };
    ti.addMouseListener(ml);
    MouseMotionListener mml = new MouseMotionListener() {
        public void mouseDragged(MouseEvent e) {
            System.out.println("Tray icon: Mouse dragged");
        }

        public void mouseMoved(MouseEvent e) {
            System.out.println("Tray icon: Mouse moved");
        }
    };
    ti.addMouseMotionListener(mml);

    Image image = ti.getImage();

    tray.add(ti);
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    if (!SystemTray.isSupported()) {
        return;/*  w ww. j a  va2  s  .  c o m*/
    }
    SystemTray tray = SystemTray.getSystemTray();

    Dimension size = tray.getTrayIconSize();
    BufferedImage bi = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();

    g.setColor(Color.blue);
    g.fillRect(0, 0, size.width, size.height);

    PopupMenu popup = new PopupMenu();
    MenuItem miExit = new MenuItem("Exit");
    ActionListener al;
    al = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    };
    miExit.addActionListener(al);
    popup.add(miExit);

    TrayIcon ti = new TrayIcon(bi, "System Tray Demo #2");
    ti.setPopupMenu(popup);

    al = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.out.println(e.getActionCommand());
        }
    };
    ti.setActionCommand("My Icon");
    ti.addActionListener(al);

    MouseListener ml = new MouseListener() {
        public void mouseClicked(MouseEvent e) {
            System.out.println("Tray icon: Mouse clicked");
        }

        public void mouseEntered(MouseEvent e) {
            System.out.println("Tray icon: Mouse entered");
        }

        public void mouseExited(MouseEvent e) {
            System.out.println("Tray icon: Mouse exited");
        }

        public void mousePressed(MouseEvent e) {
            System.out.println("Tray icon: Mouse pressed");
        }

        public void mouseReleased(MouseEvent e) {
            System.out.println("Tray icon: Mouse released");
        }
    };
    ti.addMouseListener(ml);
    MouseMotionListener mml = new MouseMotionListener() {
        public void mouseDragged(MouseEvent e) {
            System.out.println("Tray icon: Mouse dragged");
        }

        public void mouseMoved(MouseEvent e) {
            System.out.println("Tray icon: Mouse moved");
        }
    };
    ti.addMouseMotionListener(mml);

    ActionListener[] actionListeners = ti.getActionListeners();
    for (ActionListener ac : actionListeners) {
        ti.removeActionListener(ac);
    }

    tray.add(ti);
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    if (!SystemTray.isSupported()) {
        return;//from www  . j a v a  2s.c  om
    }
    SystemTray tray = SystemTray.getSystemTray();

    Dimension size = tray.getTrayIconSize();
    BufferedImage bi = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();

    g.setColor(Color.blue);
    g.fillRect(0, 0, size.width, size.height);

    PopupMenu popup = new PopupMenu();
    MenuItem miExit = new MenuItem("Exit");
    ActionListener al;
    al = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    };
    miExit.addActionListener(al);
    popup.add(miExit);

    TrayIcon ti = new TrayIcon(bi, "System Tray Demo #2");
    ti.setPopupMenu(popup);

    al = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.out.println(e.getActionCommand());
        }
    };
    ti.setActionCommand("My Icon");
    ti.addActionListener(al);

    MouseListener ml = new MouseListener() {
        public void mouseClicked(MouseEvent e) {
            System.out.println("Tray icon: Mouse clicked");
        }

        public void mouseEntered(MouseEvent e) {
            System.out.println("Tray icon: Mouse entered");
        }

        public void mouseExited(MouseEvent e) {
            System.out.println("Tray icon: Mouse exited");
        }

        public void mousePressed(MouseEvent e) {
            System.out.println("Tray icon: Mouse pressed");
        }

        public void mouseReleased(MouseEvent e) {
            System.out.println("Tray icon: Mouse released");
        }
    };
    ti.addMouseListener(ml);
    MouseMotionListener mml = new MouseMotionListener() {
        public void mouseDragged(MouseEvent e) {
            System.out.println("Tray icon: Mouse dragged");
        }

        public void mouseMoved(MouseEvent e) {
            System.out.println("Tray icon: Mouse moved");
        }
    };
    ti.addMouseMotionListener(mml);

    MouseListener[] mouseListeners = ti.getMouseListeners();
    for (MouseListener ac : mouseListeners) {
        ti.removeMouseListener(ac);
    }

    tray.add(ti);
}

---

From source file:Main.java

public static void main(String[] args) throws Exception {
    if (!SystemTray.isSupported()) {
        return;/*from w  w  w.  j a  v  a2s.  c  o m*/
    }
    SystemTray tray = SystemTray.getSystemTray();

    Dimension size = tray.getTrayIconSize();
    BufferedImage bi = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();

    g.setColor(Color.blue);
    g.fillRect(0, 0, size.width, size.height);

    PopupMenu popup = new PopupMenu();
    MenuItem miExit = new MenuItem("Exit");
    ActionListener al;
    al = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.exit(0);
        }
    };
    miExit.addActionListener(al);
    popup.add(miExit);

    TrayIcon ti = new TrayIcon(bi, "System Tray Demo #2");
    ti.setPopupMenu(popup);

    al = new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            System.out.println(e.getActionCommand());
        }
    };
    ti.setActionCommand("My Icon");
    ti.addActionListener(al);

    MouseListener ml = new MouseListener() {
        public void mouseClicked(MouseEvent e) {
            System.out.println("Tray icon: Mouse clicked");
        }

        public void mouseEntered(MouseEvent e) {
            System.out.println("Tray icon: Mouse entered");
        }

        public void mouseExited(MouseEvent e) {
            System.out.println("Tray icon: Mouse exited");
        }

        public void mousePressed(MouseEvent e) {
            System.out.println("Tray icon: Mouse pressed");
        }

        public void mouseReleased(MouseEvent e) {
            System.out.println("Tray icon: Mouse released");
        }
    };
    ti.addMouseListener(ml);
    MouseMotionListener mml = new MouseMotionListener() {
        public void mouseDragged(MouseEvent e) {
            System.out.println("Tray icon: Mouse dragged");
        }

        public void mouseMoved(MouseEvent e) {
            System.out.println("Tray icon: Mouse moved");
        }
    };
    ti.addMouseMotionListener(mml);

    MouseMotionListener[] mouseMotionListeners = ti.getMouseMotionListeners();
    for (MouseMotionListener ac : mouseMotionListeners) {
        ti.removeMouseMotionListener(ac);
    }

    tray.add(ti);
}

---

From source file:SystemTrayDemo2.java

public static void main(String[] args) {
    if (!SystemTray.isSupported()) {
        return;//from   ww  w. j  av  a 2  s  .  co  m
    }
    SystemTray tray = SystemTray.getSystemTray();

    Dimension size = tray.getTrayIconSize();
    BufferedImage bi = new BufferedImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);
    Graphics g = bi.getGraphics();

    g.setColor(Color.blue);
    g.fillRect(0, 0, size.width, size.height);
    g.setColor(Color.yellow);
    int ovalSize = (size.width < size.height) ? size.width : size.height;
    ovalSize /= 2;
    g.fillOval(size.width / 4, size.height / 4, ovalSize, ovalSize);

    try {
        PopupMenu popup = new PopupMenu();
        MenuItem miExit = new MenuItem("Exit");
        ActionListener al;
        al = new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                System.out.println("Goodbye");
                System.exit(0);
            }
        };
        miExit.addActionListener(al);
        popup.add(miExit);

        TrayIcon ti = new TrayIcon(bi, "System Tray Demo #2", popup);

        al = new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                System.out.println(e.getActionCommand());
            }
        };
        ti.setActionCommand("My Icon");
        ti.addActionListener(al);

        MouseListener ml;
        ml = new MouseListener() {
            public void mouseClicked(MouseEvent e) {
                System.out.println("Tray icon: Mouse clicked");
            }

            public void mouseEntered(MouseEvent e) {
                System.out.println("Tray icon: Mouse entered");
            }

            public void mouseExited(MouseEvent e) {
                System.out.println("Tray icon: Mouse exited");
            }

            public void mousePressed(MouseEvent e) {
                System.out.println("Tray icon: Mouse pressed");
            }

            public void mouseReleased(MouseEvent e) {
                System.out.println("Tray icon: Mouse released");
            }
        };
        ti.addMouseListener(ml);

        MouseMotionListener mml;
        mml = new MouseMotionListener() {
            public void mouseDragged(MouseEvent e) {
                System.out.println("Tray icon: Mouse dragged");
            }

            public void mouseMoved(MouseEvent e) {
                System.out.println("Tray icon: Mouse moved");
            }
        };
        ti.addMouseMotionListener(mml);

        tray.add(ti);
    } catch (AWTException e) {
        System.out.println(e.getMessage());
        return;
    }
}

---

From source file:com.tonygalati.sprites.SpriteGenerator.java

public static void main(String[] args) throws IOException {

    //        if (args.length != 3)
    //        {/*from  w w w  .j a  va2 s . co m*/
    //           System.out.print("Usage: com.tonygalati.sprites.SpriteGenerator {path to images} {margin between images in px} {output file}\n");
    //           System.out.print("Note: The max height should only be around 32,767px due to Microsoft GDI using a 16bit signed integer to store dimensions\n");
    //           System.out.print("going beyond this dimension is possible with this tool but the generated sprite image will not work correctly with\n");
    //           System.out.print("most browsers.\n\n");
    //           return;
    //        }

    //        Integer margin = Integer.parseInt(args[1]);
    Integer margin = Integer.parseInt("1");
    String spriteFile = "icons-" + RandomStringUtils.randomAlphanumeric(10) + ".png";
    SpriteCSSGenerator cssGenerator = new SpriteCSSGenerator();

    ClassLoader classLoader = SpriteGenerator.class.getClassLoader();
    URL folderPath = classLoader.getResource(NAIC_SMALL_ICON);
    if (folderPath != null) {
        File imageFolder = new File(folderPath.getPath());

        // Read images
        ArrayList<BufferedImage> imageList = new ArrayList<BufferedImage>();
        Integer yCoordinate = null;

        for (File f : imageFolder.listFiles()) {
            if (f.isFile()) {
                String fileName = f.getName();
                String ext = fileName.substring(fileName.lastIndexOf(".") + 1, fileName.length());

                if (ext.equals("png")) {
                    System.out.println("adding file " + fileName);
                    BufferedImage image = ImageIO.read(f);
                    imageList.add(image);

                    if (yCoordinate == null) {
                        yCoordinate = 0;
                    } else {
                        yCoordinate += (image.getHeight() + margin);
                    }

                    // add to cssGenerator
                    cssGenerator.addSpriteCSS(fileName.substring(0, fileName.indexOf(".")), 0, yCoordinate);
                }
            }
        }

        // Find max width and total height
        int maxWidth = 0;
        int totalHeight = 0;

        for (BufferedImage image : imageList) {
            totalHeight += image.getHeight() + margin;

            if (image.getWidth() > maxWidth)
                maxWidth = image.getWidth();
        }

        System.out.format("Number of images: %s, total height: %spx, width: %spx%n", imageList.size(),
                totalHeight, maxWidth);

        // Create the actual sprite
        BufferedImage sprite = new BufferedImage(maxWidth, totalHeight, BufferedImage.TYPE_INT_ARGB);

        int currentY = 0;
        Graphics g = sprite.getGraphics();
        for (BufferedImage image : imageList) {
            g.drawImage(image, 0, currentY, null);
            currentY += image.getHeight() + margin;
        }

        System.out.format("Writing sprite: %s%n", spriteFile);
        ImageIO.write(sprite, "png", new File(spriteFile));
        File cssFile = cssGenerator.getFile(spriteFile);
        System.out.println(cssFile.getAbsolutePath() + " created");
    } else {
        System.err.println("Could not find folder: " + NAIC_SMALL_ICON);

    }

}

---

From source file:Main.java

public static void main(String args[]) {
    JPanel JMainPanel = new JPanel(new BorderLayout());
    JPanel jp = new JPanel();
    JComboBox combo = new JComboBox(new String[] { "Item1", "Item2", "Item3" });
    JPanel jImage = new JPanel();
    JFrame jf = new JFrame();

    jp.add(combo);//from   w w w  .j  a v a  2 s .com
    JMainPanel.add(jp, BorderLayout.WEST);
    JMainPanel.add(jImage, BorderLayout.CENTER);
    jp.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
            .put(KeyStroke.getKeyStroke(KeyEvent.VK_P, InputEvent.ALT_DOWN_MASK), "screenshot");
    jp.getActionMap().put("screenshot", new AbstractAction() {
        @Override
        public void actionPerformed(ActionEvent arg0) {
            final BufferedImage bf = new BufferedImage(400, 400, BufferedImage.TYPE_INT_RGB);
            javax.swing.SwingUtilities.invokeLater(new Runnable() {
                @Override
                public void run() {
                    jf.getRootPane().paint(bf.getGraphics());
                    jImage.getGraphics().drawImage(bf, 0, 0, jImage);
                }
            });
        }
    });
    jf.getContentPane().add(JMainPanel);
    jf.setSize(500, 500);
    jf.setVisible(true);
}

---

From source file:Main.java

public static void main(String[] args) {
    SwingUtilities.invokeLater(new Runnable() {
        public void run() {
            JFrame f = new JFrame();
            f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            BufferedImage image = new BufferedImage(400, 300, BufferedImage.TYPE_INT_RGB);
            Graphics2D imageGraphics = image.createGraphics();
            GradientPaint gp = new GradientPaint(20f, 20f, Color.red, 380f, 280f, Color.orange);
            imageGraphics.setPaint(gp);/*from www  .j av  a  2s .  c o m*/
            imageGraphics.fillRect(0, 0, 400, 300);

            JLabel textLabel = new JLabel("java2s.com");
            textLabel.setSize(textLabel.getPreferredSize());

            Dimension d = textLabel.getPreferredSize();
            BufferedImage bi = new BufferedImage(d.width, d.height, BufferedImage.TYPE_INT_ARGB);
            Graphics g = bi.createGraphics();
            g.setColor(new Color(255, 200, 255, 128));
            g.fillRoundRect(0, 0, bi.getWidth(f), bi.getHeight(f), 15, 10);
            g.setColor(Color.black);
            textLabel.paint(g);
            Graphics g2 = image.getGraphics();
            g2.drawImage(bi, 20, 20, f);

            ImageIcon ii = new ImageIcon(image);
            JLabel imageLabel = new JLabel(ii);

            f.getContentPane().add(imageLabel);
            f.pack();

            f.setVisible(true);
        }
    });
}

---

From source file:Main.java

/**
 * Gets a "spacer" pixel for use./*ww  w .  java  2  s . com*/
 * @return
 */
public static BufferedImage create1x1Pixel() {
    BufferedImage b = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
    Graphics g = b.getGraphics();
    g.setColor(Color.white);
    g.fillRect(0, 0, 2, 2);
    g.dispose();
    return b;
}

---

From source file:Main.java

public static ImageIcon createImage() {
    BufferedImage image = new BufferedImage(28, 28, BufferedImage.TYPE_INT_ARGB);
    Graphics g = image.getGraphics();
    g.setColor(Color.RED);//w  w w .j a  va2s  .c o  m
    g.fillRect(0, 0, 32, 32);
    g.dispose();
    return new ImageIcon(image);
}

---

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