Example usage for java.awt Graphics2D setColor

Introduction

In this page you can find the example usage for java.awt Graphics2D setColor.

Prototype

public abstract void setColor(Color c);

Source Link

Document

Sets this graphics context's current color to the specified color.

Usage

From source file:Main.java

public static void smoothFillHorGradient(Graphics g, Color[] colors, int x, int y, int w, int h) {
    Graphics2D g2D = (Graphics2D) g;
    Paint savedPaint = g2D.getPaint();
    int steps = colors.length;
    double dy = (double) h / (double) (steps - 1);
    int y1 = y;/*from w w w .jav a2  s .c  o m*/
    for (int i = 0; i < steps; i++) {
        int y2 = y + (int) Math.round((double) i * dy);
        if (i == (steps - 1)) {
            g2D.setPaint(null);
            g2D.setColor(colors[i]);
            g2D.fillRect(x, y1, w, y + h - y1);
        } else {
            g2D.setPaint(new GradientPaint(0, y1, colors[i], 0, y2, colors[i + 1]));
            g2D.fillRect(x, y1, w, y2 - y1);
        }
        y1 = y2;
    }
    g2D.setPaint(savedPaint);
}

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From source file:Main.java

public static BufferedImage takeScreenShot(Component component, String... watermarks) {

    Dimension size = component.getSize();

    BufferedImage screenshot = new BufferedImage(size.width, size.height, Transparency.OPAQUE);
    Graphics2D g = screenshot.createGraphics();
    g.setClip(0, 0, size.width - 1, size.height - 1);

    component.update(g);//from   w  w w  .j  a  v  a2 s . c om

    FontMetrics fm = g.getFontMetrics();
    int y = fm.getDescent();
    for (String watermark : watermarks)
        if (watermark != null) {
            int x = size.width - SwingUtilities.computeStringWidth(fm, watermark);

            g.setColor(Color.black);
            g.drawString(watermark, x, y);

            g.setColor(Color.white);
            g.drawString(watermark, x - 1, y - 1);

            y -= fm.getHeight();
        }

    g.dispose();

    return screenshot;
}

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From source file:Main.java

public static void smoothFillInverseHorGradient(Graphics g, Color[] colors, int x, int y, int w, int h) {
    Graphics2D g2D = (Graphics2D) g;
    Paint savedPaint = g2D.getPaint();
    int steps = colors.length;
    double dy = (double) h / (double) steps;
    int y1 = y;//from  ww  w  .ja v  a  2 s  . co  m
    for (int i = 0; i < steps; i++) {
        int y2 = y + (int) Math.round((double) i * dy);
        g.setColor(colors[colors.length - i - 1]);
        if (i == (steps - 1)) {
            g2D.setPaint(null);
            g2D.setColor(colors[colors.length - i - 1]);
            g.fillRect(x, y1, w, y + h - y1);
        } else {
            g2D.setPaint(new GradientPaint(0, y1, colors[colors.length - i - 1], 0, y2,
                    colors[colors.length - i - 2]));
            g.fillRect(x, y1, w, y2 - y1);
        }
        y1 = y2;
    }
    g2D.setPaint(savedPaint);
}

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From source file:juicebox.tools.utils.juicer.apa.APAPlotter.java

/**
 * Draw black border around main heat map
 *
 * @param g2      graphics2D object//w w  w. j av  a2  s  .c  om
 * @param heatMap object
 */
private static void drawHeatMapBorder(Graphics2D g2, HeatChart heatMap) {
    // calculate corners of heat map rectangle
    Point heatMapTL = heatMap.getHeatMapTL();
    Point heatMapBR = heatMap.getHeatMapBR();

    // plot border around heat map
    g2.setColor(Color.BLACK);
    g2.drawRect(heatMapTL.x, heatMapTL.y, heatMapBR.x - heatMapTL.x, heatMapBR.y - heatMapTL.y);
}

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From source file:be.fedict.eid.applet.maven.DocbookMojo.java

private static void graphToFile(BasicVisualizationServer<String, String> visualization, File file)
        throws IOException {
    Dimension size = visualization.getSize();
    int width = (int) (size.getWidth() + 1);
    int height = (int) (size.getHeight() + 1);
    BufferedImage bufferedImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = bufferedImage.createGraphics();
    graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    graphics.setColor(Color.WHITE);
    graphics.fillRect(0, 0, 900, 650);//from   ww  w  . ja v a 2 s  .  c o m
    visualization.setBounds(0, 0, 900, 650);
    visualization.paint(graphics);
    graphics.dispose();
    ImageIO.write(bufferedImage, "png", file);
}

---

From source file:net.semanticmetadata.lire.utils.FileUtils.java

public static void saveImageResultsToPng(String prefix, TopDocs hits, String queryImage, IndexReader ir)
        throws IOException {
    LinkedList<BufferedImage> results = new LinkedList<BufferedImage>();
    int width = 0;
    for (int i = 0; i < Math.min(hits.scoreDocs.length, 10); i++) {
        // hits.score(i)
        // hits.doc(i).get("descriptorImageIdentifier")
        BufferedImage tmp = ImageIO
                .read(new FileInputStream(ir.document(hits.scoreDocs[i].doc).get("descriptorImageIdentifier")));
        if (tmp.getHeight() > 200) {
            double factor = 200d / ((double) tmp.getHeight());
            tmp = ImageUtils.scaleImage(tmp, (int) (tmp.getWidth() * factor), 200);
        }//from  w w w  .j  a v a2 s.co  m
        width += tmp.getWidth() + 5;
        results.add(tmp);
    }
    BufferedImage result = new BufferedImage(width, 220, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = (Graphics2D) result.getGraphics();
    g2.setColor(Color.black);
    g2.clearRect(0, 0, result.getWidth(), result.getHeight());
    g2.setColor(Color.green);
    g2.setFont(Font.decode("\"Arial\", Font.BOLD, 12"));
    int offset = 0;
    int count = 0;
    for (Iterator<BufferedImage> iterator = results.iterator(); iterator.hasNext();) {
        BufferedImage next = iterator.next();
        g2.drawImage(next, offset, 20, null);
        g2.drawString(hits.scoreDocs[count].score + "", offset + 5, 12);
        offset += next.getWidth() + 5;
        count++;
    }
    ImageIO.write(result, "PNG", new File(prefix + "_" + (System.currentTimeMillis() / 1000) + ".png"));
}

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From source file:net.semanticmetadata.lire.utils.FileUtils.java

public static void saveImageResultsToPng(String prefix, ImageSearchHits hits, String queryImage,
        IndexReader reader) throws IOException {
    LinkedList<BufferedImage> results = new LinkedList<BufferedImage>();
    int width = 0;
    for (int i = 0; i < hits.length(); i++) {
        // hits.score(i)
        // hits.doc(i).get("descriptorImageIdentifier")
        BufferedImage tmp = ImageIO.read(new FileInputStream(
                reader.document(hits.documentID(i)).getValues(DocumentBuilder.FIELD_NAME_IDENTIFIER)[0]));
        //            if (tmp.getHeight() > 200) {
        double factor = 200d / ((double) tmp.getHeight());
        tmp = ImageUtils.scaleImage(tmp, (int) (tmp.getWidth() * factor), 200);
        //            }
        width += tmp.getWidth() + 5;/* w  ww .j a va  2s  . c  o m*/
        results.add(tmp);
    }
    BufferedImage result = new BufferedImage(width, 220, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = (Graphics2D) result.getGraphics();
    g2.setColor(Color.white);
    g2.setBackground(Color.white);
    g2.clearRect(0, 0, result.getWidth(), result.getHeight());
    g2.setColor(Color.black);
    g2.setFont(Font.decode("\"Arial\", Font.BOLD, 12"));
    int offset = 0;
    int count = 0;
    for (Iterator<BufferedImage> iterator = results.iterator(); iterator.hasNext();) {
        BufferedImage next = iterator.next();
        g2.drawImage(next, offset, 20, null);
        g2.drawString(hits.score(count) + "", offset + 5, 12);
        offset += next.getWidth() + 5;
        count++;
    }
    ImageIO.write(result, "PNG", new File(prefix + "_" + (System.currentTimeMillis() / 1000) + ".png"));
}

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From source file:PaintUtils.java

/** Paints 3 different strokes around a shape to indicate focus.
 * The widest stroke is the most transparent, so this achieves a nice
 * "glow" effect./*ww  w.  j  a  va2 s . c  o  m*/
 * <P>The catch is that you have to render this underneath the shape,
 * and the shape should be filled completely.
 * 
 * @param g the graphics to paint to
 * @param shape the shape to outline
 * @param biggestStroke the widest stroke to use.
 */
public static void paintFocus(Graphics2D g, Shape shape, int biggestStroke) {
    Color focusColor = getFocusRingColor();
    Color[] focusArray = new Color[] {
            new Color(focusColor.getRed(), focusColor.getGreen(), focusColor.getBlue(), 255),
            new Color(focusColor.getRed(), focusColor.getGreen(), focusColor.getBlue(), 170),
            new Color(focusColor.getRed(), focusColor.getGreen(), focusColor.getBlue(), 110) };
    g.setStroke(new BasicStroke(biggestStroke));
    g.setColor(focusArray[2]);
    g.draw(shape);
    g.setStroke(new BasicStroke(biggestStroke - 1));
    g.setColor(focusArray[1]);
    g.draw(shape);
    g.setStroke(new BasicStroke(biggestStroke - 2));
    g.setColor(focusArray[0]);
    g.draw(shape);
    g.setStroke(new BasicStroke(1));
}

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From source file:Main.java

public static void draw(BufferedImage imageBG, BufferedImage imageFG) {
    Ellipse2D.Double ellipse1 = new Ellipse2D.Double(20, 20, 30, 30);
    Ellipse2D.Double ellipse2 = new Ellipse2D.Double(25, 25, 30, 30);
    Area circle = new Area(ellipse1);
    circle.subtract(new Area(ellipse2));

    Graphics2D g = imageBG.createGraphics();
    g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g.setRenderingHint(RenderingHints.KEY_DITHERING, RenderingHints.VALUE_DITHER_ENABLE);
    g.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
    g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
    g.setClip(circle);/*from   w  w w  . j av  a2  s  . c  o m*/
    g.drawImage(imageFG, 0, 0, null);
    g.setClip(null);
    Stroke s = new BasicStroke(2);
    g.setStroke(s);
    g.setColor(Color.BLACK);
    g.draw(circle);
    g.dispose();

    JLabel l = new JLabel(new ImageIcon(imageBG));
    JOptionPane.showMessageDialog(null, l);
}

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From source file:com.simiacryptus.util.Util.java

/**
 * To image buffered image.//  w  w  w  .ja  v a  2s  .c o  m
 *
 * @param component the component
 * @return the buffered image
 */
public static BufferedImage toImage(@javax.annotation.Nonnull final Component component) {
    try {
        com.simiacryptus.util.Util.layout(component);
        @javax.annotation.Nonnull
        final BufferedImage img = new BufferedImage(component.getWidth(), component.getHeight(),
                BufferedImage.TYPE_INT_ARGB_PRE);
        final Graphics2D g = img.createGraphics();
        g.setColor(component.getForeground());
        g.setFont(component.getFont());
        component.print(g);
        return img;
    } catch (@javax.annotation.Nonnull final Exception e) {
        return null;
    }
}

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