Examples with Graphics java.awt.Graphics used on opensource projects

Example 26 with Graphics

use of java.awt.Graphics in project jdk8u_jdk by JetBrains.

the class ControlCharacter method createAndShowGUI.

static void createAndShowGUI() {
    frame = new Frame();
    frame.setSize(300, 300);
    Panel panel = new Panel() {

        @Override
        public void paint(Graphics g) {
            super.paint(g);
            lock.lock();
            isPainted.signalAll();
            lock.unlock();
        }
    };
    panel.addKeyListener(new KeyListener());
    frame.add(panel);
    lock.lock();
    frame.setVisible(true);
    panel.requestFocusInWindow();
    try {
        isPainted.await();
    } catch (InterruptedException e) {
        throw new RuntimeException(e);
    } finally {
        lock.unlock();
    }
}

Example 27 with Graphics

use of java.awt.Graphics in project jdk8u_jdk by JetBrains.

the class TexturePaintPrintingTest method doPaint.

public void doPaint(Graphics2D g2d) {
    BufferedImage patternImage = new BufferedImage(2, 2, BufferedImage.TYPE_INT_ARGB);
    Graphics gImage = patternImage.getGraphics();
    gImage.setColor(Color.WHITE);
    gImage.drawLine(0, 1, 1, 0);
    gImage.setColor(Color.BLACK);
    gImage.drawLine(0, 0, 1, 1);
    gImage.dispose();
    Rectangle2D.Double shape = new Rectangle2D.Double(0, 0, DIM * 6 / 5, DIM * 8 / 5);
    g2d.setPaint(new TexturePaint(patternImage, new Rectangle2D.Double(0, 0, DIM * 6 / 50, DIM * 8 / 50)));
    g2d.fill(shape);
    g2d.setPaint(Color.BLACK);
    g2d.draw(shape);
}

Example 28 with Graphics

use of java.awt.Graphics in project jdk8u_jdk by JetBrains.

the class GifTransparencyTest method show.

public void show() {
    JPanel p = new JPanel(new BorderLayout()) {

        public void paintComponent(Graphics g) {
            g.setColor(Color.blue);
            g.fillRect(0, 0, getWidth(), getHeight());
        }
    };
    p.add(new ImageComponent(src), BorderLayout.WEST);
    if (dst != null) {
        p.add(new ImageComponent(dst), BorderLayout.EAST);
    }
    JFrame f = new JFrame("Transparency");
    f.add(p);
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    f.pack();
    f.setVisible(true);
}

Example 29 with Graphics

use of java.awt.Graphics in project jdk8u_jdk by JetBrains.

the class HiDPIRobotScreenCaptureTest method main.

public static void main(String[] args) throws Exception {
    try {
        UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
    } catch (Exception e) {
        return;
    }
    Frame frame = new Frame();
    frame.setBounds(40, 30, 400, 300);
    frame.setUndecorated(true);
    Panel panel = new Panel(new BorderLayout());
    Canvas canvas = new Canvas() {

        @Override
        public void paint(Graphics g) {
            super.paint(g);
            int w = getWidth();
            int h = getHeight();
            g.setColor(COLORS[0]);
            g.fillRect(0, 0, w / 2, h / 2);
            g.setColor(COLORS[1]);
            g.fillRect(w / 2, 0, w / 2, h / 2);
            g.setColor(COLORS[2]);
            g.fillRect(0, h / 2, w / 2, h / 2);
            g.setColor(COLORS[3]);
            g.fillRect(w / 2, h / 2, w / 2, h / 2);
        }
    };
    panel.add(canvas);
    frame.add(panel);
    frame.setVisible(true);
    Robot robot = new Robot();
    robot.waitForIdle();
    Thread.sleep(200);
    Rectangle rect = canvas.getBounds();
    rect.setLocation(canvas.getLocationOnScreen());
    BufferedImage image = robot.createScreenCapture(rect);
    frame.dispose();
    int w = image.getWidth();
    int h = image.getHeight();
    if (w != frame.getWidth() || h != frame.getHeight()) {
        throw new RuntimeException("Wrong image size!");
    }
    if (image.getRGB(w / 4, h / 4) != COLORS[0].getRGB()) {
        throw new RuntimeException("Wrong image color!");
    }
    if (image.getRGB(3 * w / 4, h / 4) != COLORS[1].getRGB()) {
        throw new RuntimeException("Wrong image color!");
    }
    if (image.getRGB(w / 4, 3 * h / 4) != COLORS[2].getRGB()) {
        throw new RuntimeException("Wrong image color!");
    }
    if (image.getRGB(3 * w / 4, 3 * h / 4) != COLORS[3].getRGB()) {
        throw new RuntimeException("Wrong image color!");
    }
}

Example 30 with Graphics

use of java.awt.Graphics in project jdk8u_jdk by JetBrains.

the class MultiResolutionSplashTest method getScaleFactor.

static float getScaleFactor() {
    final Dialog dialog = new Dialog((Window) null);
    dialog.setSize(100, 100);
    dialog.setModal(true);
    final float[] scaleFactors = new float[1];
    Panel panel = new Panel() {

        @Override
        public void paint(Graphics g) {
            float scaleFactor = 1;
            if (g instanceof SunGraphics2D) {
                scaleFactor = ((SunGraphics2D) g).surfaceData.getDefaultScale();
            }
            scaleFactors[0] = scaleFactor;
            dialog.setVisible(false);
        }
    };
    dialog.add(panel);
    dialog.setVisible(true);
    dialog.dispose();
    return scaleFactors[0];
}