Example usage for java.awt Graphics drawImage

List of usage examples for java.awt Graphics drawImage

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Introduction

In this page you can find the example usage for java.awt Graphics drawImage.

Prototype

public abstract boolean drawImage(Image img, int x, int y, ImageObserver observer);

Source Link

Document

Draws as much of the specified image as is currently available.

Usage

From source file:JTextAreaBackgroundSample.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Background Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    final ImageIcon imageIcon = new ImageIcon("yourFile.gif");
    JTextArea textArea = new JTextArea() {
        Image image = imageIcon.getImage();

        Image grayImage = GrayFilter.createDisabledImage(image);
        {/*w ww  .  java2s .  c  o m*/
            setOpaque(false);
        }

        public void paint(Graphics g) {
            g.drawImage(grayImage, 0, 0, this);
            super.paint(g);
        }
    };
    JScrollPane scrollPane = new JScrollPane(textArea);
    frame.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(250, 250);
    frame.setVisible(true);
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Image img = new ImageIcon("test.png").getImage();

    BufferedImage bufferedImage = new BufferedImage(img.getWidth(null), img.getHeight(null),
            BufferedImage.TYPE_INT_RGB);

    Graphics g = bufferedImage.createGraphics();
    g.drawImage(img, 0, 0, null);
    g.dispose();/* ww  w  .j  a  v  a  2  s.c  o m*/

    ImageIO.write(bufferedImage, "png", new File("a.png"));
}

From source file:Main.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Background Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    final ImageIcon imageIcon = new ImageIcon("draft.gif");
    JTextArea textArea = new JTextArea() {
        Image image = imageIcon.getImage();

        Image grayImage = GrayFilter.createDisabledImage(image);
        {//  w  w w  .  j  av a2s . c  o m
            setOpaque(false);
        }

        public void paint(Graphics g) {
            g.drawImage(grayImage, 0, 0, this);
            super.paint(g);
        }
    };
    JScrollPane scrollPane = new JScrollPane(textArea);
    Container content = frame.getContentPane();
    content.add(scrollPane, BorderLayout.CENTER);
    frame.setSize(250, 250);
    frame.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  w w w  .j  a v a2  s.  c  om
            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

public static void main(String[] args) {
    JPanel gui = new JPanel(new BorderLayout());
    String HTML = "<html>" + "<head>" + "<style type=text/css>" + "body {"
            + "  background-image: http://www.java2s.com/style/download.png;" + "  background-repeat:no-repeat;"
            + "  background-position:left top;" + "  background-attachment: scroll;" + "  color: #BBBBBB;" + "}"
            + "</style>" + "</head>" + "<body>" + "<h1>Heading 1</h1>";
    String PARAGRAPH = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Aenean eu nulla urna. Donec sit amet risus nisl, a porta enim. Quisque luctus, ligula eu scelerisque gravida, tellus quam vestibulum urna, ut aliquet sapien purus sed erat. Pellentesque consequat vehicula magna, eu aliquam magna interdum porttitor. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Sed sollicitudin sapien non leo tempus lobortis. Morbi semper auctor ipsum, a semper quam elementum a. Aliquam eget sem metus.";

    gui.setPreferredSize(new Dimension(400, 100));

    StringBuilder sb = new StringBuilder();
    sb.append(HTML);//from ww w  . j av a 2 s .c  om
    for (int ii = 0; ii < 10; ii++) {
        sb.append("<h2>Header 2</h2>");
        sb.append(PARAGRAPH);
    }
    JEditorPane jep = new JEditorPane();
    jep.setOpaque(false);
    jep.setContentType("text/html");
    jep.setText(sb.toString());
    JScrollPane jsp = new JScrollPane(jep) {
        BufferedImage bg = new BufferedImage(350, 50, BufferedImage.TYPE_INT_RGB);

        @Override
        public void paintComponent(Graphics g) {
            super.paintComponent(g);
            g.drawImage(bg, 0, 0, this);
        }
    };
    jsp.getViewport().setOpaque(false);
    gui.add(jsp);

    Main bih = new Main();
    JFrame f = new JFrame();
    f.add(gui);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.pack();
    f.setVisible(true);
}

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

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

    //        if (args.length != 3)
    //        {/*from w  w w.java  2s.  c om*/
    //           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:PNGDecoder.java

public static void main(String[] args) throws Exception {
    String name = "logo.png";
    if (args.length > 0)
        name = args[0];// w  w w  . j  a  va 2s.  co m
    InputStream in = PNGDecoder.class.getResourceAsStream(name);
    final BufferedImage image = PNGDecoder.decode(in);
    in.close();

    JFrame f = new JFrame() {
        public void paint(Graphics g) {
            Insets insets = getInsets();
            g.drawImage(image, insets.left, insets.top, null);
        }
    };
    f.setVisible(true);
    Insets insets = f.getInsets();
    f.setSize(image.getWidth() + insets.left + insets.right, image.getHeight() + insets.top + insets.bottom);
}

From source file:Snippet156.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("SWT Image");
    ImageData data;//from  www . jav a2s  . co m
    if (args.length > 0) {
        String fileName = args[0];
        data = new ImageData(fileName);
    } else {
        data = createSampleImage(display);
    }
    final Image swtImage = new Image(display, data);
    final BufferedImage awtImage = convertToAWT(data);
    final Image swtImage2 = new Image(display, convertToSWT(awtImage));
    shell.addListener(SWT.Paint, new Listener() {
        public void handleEvent(Event e) {
            int y = 10;
            if (swtImage != null) {
                e.gc.drawImage(swtImage, 10, y);
                y += swtImage.getBounds().height + 10;
            }
            if (swtImage2 != null) {
                e.gc.drawImage(swtImage2, 10, y);
            }
        }
    });
    Frame frame = new Frame() {
        public void paint(Graphics g) {
            Insets insets = getInsets();
            if (awtImage != null) {
                g.drawImage(awtImage, 10 + insets.left, 10 + insets.top, null);
            }
        }
    };
    frame.setTitle("AWT Image");
    shell.setLocation(50, 50);
    Rectangle bounds = swtImage.getBounds();
    shell.setSize(bounds.width + 50, bounds.height * 2 + 100);
    Point size = shell.getSize();
    Point location = shell.getLocation();
    Insets insets = frame.getInsets();
    frame.setLocation(location.x + size.x + 10, location.y);
    frame.setSize(size.x - (insets.left + insets.right), size.y - (insets.top + insets.bottom));
    frame.setVisible(true);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (swtImage != null)
        swtImage.dispose();
    if (swtImage2 != null)
        swtImage.dispose();
    frame.dispose();
    System.exit(0);
}

From source file:org.eclipse.swt.snippets.Snippet156.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("SWT Image");
    ImageData data;/*from  ww w. java2  s . com*/
    if (args.length > 0) {
        String fileName = args[0];
        data = new ImageData(fileName);
    } else {
        data = createSampleImage(display);
    }
    final Image swtImage = new Image(display, data);
    final BufferedImage awtImage = convertToAWT(data);
    final Image swtImage2 = new Image(display, convertToSWT(awtImage));
    shell.addListener(SWT.Paint, e -> {
        int y = 10;
        if (swtImage != null) {
            e.gc.drawImage(swtImage, 10, y);
            y += swtImage.getBounds().height + 10;
        }
        if (swtImage2 != null) {
            e.gc.drawImage(swtImage2, 10, y);
        }
    });
    Frame frame = new Frame() {
        @Override
        public void paint(Graphics g) {
            Insets insets = getInsets();
            if (awtImage != null) {
                g.drawImage(awtImage, 10 + insets.left, 10 + insets.top, null);
            }
        }
    };
    frame.setTitle("AWT Image");
    shell.setLocation(50, 50);
    Rectangle bounds = swtImage.getBounds();
    shell.setSize(bounds.width + 50, bounds.height * 2 + 100);
    Point size = shell.getSize();
    Point location = shell.getLocation();
    Insets insets = frame.getInsets();
    frame.setLocation(location.x + size.x + 10, location.y);
    frame.setSize(size.x - (insets.left + insets.right), size.y - (insets.top + insets.bottom));
    frame.setVisible(true);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (swtImage != null)
        swtImage.dispose();
    if (swtImage2 != null)
        swtImage.dispose();
    frame.dispose();
    display.dispose();
    /* Note: If you are using JDK 1.3.x, you need to use System.exit(0) at the end of your program to exit AWT.
     * This is because in 1.3.x, AWT does not exit when the frame is disposed, because the AWT thread is not a daemon.
     * This was fixed in JDK 1.4.x with the addition of the AWT Shutdown thread.
     */
}

From source file:AWTBufferedImageSWTImage.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setText("SWT Image");
    ImageData data;/*from w  ww.  j a  v a2 s. c  o m*/
    if (args.length > 0) {
        String fileName = args[0];
        data = new ImageData(fileName);
    } else {
        data = createSampleImage(display);
    }
    final Image swtImage = new Image(display, data);
    final BufferedImage awtImage = convertToAWT(data);
    final Image swtImage2 = new Image(display, convertToSWT(awtImage));
    shell.addListener(SWT.Paint, new Listener() {
        public void handleEvent(Event e) {
            int y = 10;
            if (swtImage != null) {
                e.gc.drawImage(swtImage, 10, y);
                y += swtImage.getBounds().height + 10;
            }
            if (swtImage2 != null) {
                e.gc.drawImage(swtImage2, 10, y);
            }
        }
    });
    Frame frame = new Frame() {
        public void paint(Graphics g) {
            Insets insets = getInsets();
            if (awtImage != null) {
                g.drawImage(awtImage, 10 + insets.left, 10 + insets.top, null);
            }
        }
    };
    frame.setTitle("AWT Image");
    shell.setLocation(50, 50);
    Rectangle bounds = swtImage.getBounds();
    shell.setSize(bounds.width + 50, bounds.height * 2 + 100);
    Point size = shell.getSize();
    Point location = shell.getLocation();
    Insets insets = frame.getInsets();
    frame.setLocation(location.x + size.x + 10, location.y);
    frame.setSize(size.x - (insets.left + insets.right), size.y - (insets.top + insets.bottom));
    frame.setVisible(true);
    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    if (swtImage != null)
        swtImage.dispose();
    if (swtImage2 != null)
        swtImage.dispose();
    frame.dispose();
    display.dispose();
    /*
     * Note: If you are using JDK 1.3.x, you need to use System.exit(0) at the
     * end of your program to exit AWT. This is because in 1.3.x, AWT does not
     * exit when the frame is disposed, because the AWT thread is not a daemon.
     * This was fixed in JDK 1.4.x with the addition of the AWT Shutdown thread.
     */
}