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

Example 76 with Color

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

the class ShortHistogramTest method createTestImage.

protected BufferedImage createTestImage(int numColors) {
    IndexColorModel icm = createTestICM(numColors);
    int w = numColors * 10;
    int h = 20;
    BufferedImage img = new BufferedImage(w, h, BufferedImage.TYPE_BYTE_INDEXED, icm);
    Graphics2D g = img.createGraphics();
    for (int i = 0; i < numColors; i++) {
        int rgb = icm.getRGB(i);
        //System.out.printf("pixel %d, rgb %x\n", i, rgb);
        g.setColor(new Color(rgb));
        g.fillRect(i * 10, 0, w - i * 10, h);
    }
    g.dispose();
    return img;
}

Example 77 with Color

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

the class bug8016356 method main.

public static void main(String[] args) throws Exception {
    // Windows only test
    if (OSInfo.getOSType() == OSInfo.OSType.WINDOWS) {
        // Retrieving top edge of Desktop
        GraphicsConfiguration grConf = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration();
        Rectangle scrRect = grConf.getBounds();
        Insets scrInsets = Toolkit.getDefaultToolkit().getScreenInsets(grConf);
        scrTop = scrRect.y + scrInsets.top;
        color = new Color(0, 255, 0);
        SwingUtilities.invokeAndWait(() -> {
            createAndShowUI();
        });
        try {
            Robot robot = new Robot();
            robot.setAutoDelay(500);
            robot.setAutoWaitForIdle(true);
            robot.delay(1000);
            // Resizing a window to invoke Windows Snap feature
            readFrameInfo();
            robot.mouseMove(frLoc.x + frSize.width / 2, frLoc.y);
            robot.mousePress(InputEvent.BUTTON1_MASK);
            robot.mouseMove(frLoc.x + frSize.width / 2, scrTop);
            robot.mouseRelease(InputEvent.BUTTON1_MASK);
            // Retrieving the color of window expanded area
            readFrameInfo();
            Insets insets = frame.getInsets();
            Color bgColor = robot.getPixelColor(frLoc.x + frSize.width / 2, frLoc.y + frSize.height - insets.bottom - 1);
            frame.dispose();
            if (!bgColor.equals(color)) {
                throw new RuntimeException("TEST FAILED: got " + bgColor + " instead of " + color);
            }
            System.out.println("TEST PASSED!");
        } catch (AWTException ex) {
            throw new RuntimeException("TEST FAILED!");
        }
    }
}

Example 78 with Color

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

the class bug8057791 method main.

public static void main(String[] args) {
    try {
        UIManager.setLookAndFeel(new NimbusLookAndFeel());
        SwingUtilities.invokeAndWait(new Runnable() {

            @Override
            public void run() {
                final int listWidth = 50;
                final int listHeight = 50;
                final int selCellIndex = 0;
                JList<String> list = new JList<String>();
                list.setSize(listWidth, listHeight);
                DefaultListModel<String> listModel = new DefaultListModel<String>();
                listModel.add(selCellIndex, "E");
                list.setModel(listModel);
                list.setSelectedIndex(selCellIndex);
                BufferedImage img = new BufferedImage(listWidth, listHeight, BufferedImage.TYPE_INT_ARGB);
                Graphics g = img.getGraphics();
                list.paint(g);
                g.dispose();
                Rectangle cellRect = list.getCellBounds(selCellIndex, selCellIndex);
                HashSet<Color> cellColors = new HashSet<Color>();
                int uniqueColorIndex = 0;
                for (int x = cellRect.x; x < (cellRect.x + cellRect.width); x++) {
                    for (int y = cellRect.y; y < (cellRect.y + cellRect.height); y++) {
                        Color cellColor = new Color(img.getRGB(x, y), true);
                        if (cellColors.add(cellColor)) {
                            System.err.println(String.format("Cell color #%d: %s", uniqueColorIndex++, cellColor));
                        }
                    }
                }
                Color selForegroundColor = list.getSelectionForeground();
                Color selBackgroundColor = list.getSelectionBackground();
                if (!cellColors.contains(new Color(selForegroundColor.getRGB(), true))) {
                    throw new RuntimeException(String.format("Selected cell is drawn without selection foreground color '%s'.", selForegroundColor));
                }
                if (!cellColors.contains(new Color(selBackgroundColor.getRGB(), true))) {
                    throw new RuntimeException(String.format("Selected cell is drawn without selection background color '%s'.", selBackgroundColor));
                }
            }
        });
    } catch (UnsupportedLookAndFeelException | InterruptedException | InvocationTargetException e) {
        throw new RuntimeException(e);
    }
}

Example 79 with Color

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

the class bug7181438 method createBufferedImage.

private static BufferedImage createBufferedImage() {
    final BufferedImage bi = new BufferedImage(SIZE, SIZE, BufferedImage.TYPE_INT_RGB);
    final Graphics bg = bi.getGraphics();
    //Black color and alpha = 0
    bg.setColor(new Color(0, 0, 0, 0));
    bg.fillRect(0, 0, SIZE, SIZE);
    bg.dispose();
    return bi;
}

Example 80 with Color

use of java.awt.Color in project jna by java-native-access.

the class WindowUtilsTest method xtestReveal.

public void xtestReveal() throws Exception {
    final int SIZE = 200;
    System.setProperty("sun.java2d.noddraw", "true");
    GraphicsConfiguration gconfig = WindowUtils.getAlphaCompatibleGraphicsConfiguration();
    Window w;
    Container content;
    if (true) {
        JFrame frame = new JFrame(getName(), gconfig);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        content = frame.getContentPane();
        w = frame;
    } else {
        Frame frame = JOptionPane.getRootFrame();
        JWindow window = new JWindow(frame, gconfig);
        content = window.getContentPane();
        w = window;
    }
    final Window f = w;
    WindowUtils.setWindowTransparent(f, true);
    content.add(new JButton("Quit") {

        private static final long serialVersionUID = 1L;

        {
            addActionListener(new ActionListener() {

                public void actionPerformed(ActionEvent e) {
                    System.exit(0);
                }
            });
        }
    }, BorderLayout.SOUTH);
    content.add(new JComponent() {

        private static final long serialVersionUID = 1L;

        public Dimension getPreferredSize() {
            return new Dimension(SIZE, SIZE);
        }

        protected void paintComponent(Graphics graphics) {
            Graphics2D g = (Graphics2D) graphics.create();
            g.setComposite(AlphaComposite.Clear);
            g.fillRect(0, 0, SIZE, SIZE);
            g.dispose();
            g = (Graphics2D) graphics.create();
            Color[] colors = { new Color(0, 0, 0), new Color(0, 0, 0, 128), new Color(128, 128, 128), new Color(128, 128, 128, 128), new Color(255, 255, 255), new Color(255, 255, 255, 128) };
            for (int i = 0; i < colors.length; i++) {
                g.setColor(colors[i]);
                g.fillRect((SIZE * i) / colors.length, 0, (SIZE + colors.length - 1) / colors.length, SIZE);
            }
            g.setColor(Color.red);
            g.drawRect(0, 0, SIZE - 1, SIZE - 1);
            g.dispose();
            SwingUtilities.getWindowAncestor(this).toFront();
        }
    });
    f.pack();
    f.addMouseListener(handler);
    f.addMouseMotionListener(handler);
    f.setLocation(100, 100);
    f.setVisible(true);
    while (f.isVisible()) {
        Thread.sleep(1000);
    //f.repaint();
    }
}