Example usage for java.awt Graphics2D setBackground

List of usage examples for java.awt Graphics2D setBackground

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Introduction

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

Prototype

public abstract void setBackground(Color color);

Source Link

Document

Sets the background color for the Graphics2D context.

Usage

From source file:Main.java

public static BufferedImage scaleImage(BufferedImage img, int width, int height, Color background) {
    int imgWidth = img.getWidth();
    int imgHeight = img.getHeight();
    if (imgWidth * height < imgHeight * width) {
        width = imgWidth * height / imgHeight;
    } else {/*from  w  ww.j a  va  2s. c om*/
        height = imgHeight * width / imgWidth;
    }
    BufferedImage newImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = newImage.createGraphics();
    try {
        g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
        g.setBackground(background);
        g.clearRect(0, 0, width, height);
        g.drawImage(img, 0, 0, width, height, null);
    } finally {
        g.dispose();
    }
    return newImage;
}

From source file:com.sketchy.utils.image.SketchyImage.java

public static BufferedImage toByteImage(BufferedImage image) {
    BufferedImage newImage = createByteImage(image.getWidth(), image.getHeight());
    Graphics2D graphics = newImage.createGraphics();
    graphics.setBackground(Color.white);
    graphics.fillRect(0, 0, image.getWidth(), image.getHeight());
    graphics.drawImage(image, 0, 0, null);
    return newImage;
}

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

/**
 * Method for plotting apa data/*from  w  w  w. j  av  a 2  s  .c  o m*/
 *
 * @param data       for heat map
 * @param axesRange  initial values and increments to annotate axes [x0, dx, y0, dy]
 * @param outputFile where image will saved
 */
public static void plot(RealMatrix data, int[] axesRange, File outputFile, String title) {

    APARegionStatistics apaStats = new APARegionStatistics(data);
    DecimalFormat df = new DecimalFormat("0.000");
    title += ", P2LL = " + df.format(apaStats.getPeak2LL());

    // initialize heat map
    HeatChart map = new HeatChart(data.getData());
    map.setLowValueColour(Color.WHITE);
    map.setHighValueColour(Color.RED);
    map.setXValues(axesRange[0], axesRange[1]);
    map.setYValues(axesRange[2], axesRange[3]);
    map.setTitle(title);

    try {
        // calculate dimensions for plot wrapper
        initializeSizes(map);

        // create blank white image
        BufferedImage apaImage = new BufferedImage(fullWidth, fullHeight, BufferedImage.TYPE_INT_ARGB);
        Graphics2D g2 = apaImage.createGraphics();
        g2.setBackground(Color.WHITE);
        g2.fillRect(0, 0, fullWidth, fullHeight);

        // plot in heat map, color bar, etc
        g2.drawImage(map.getChartImage(), 0, 0, heatmapWidth, fullHeight, null);
        drawHeatMapBorder(g2, map);
        plotColorScaleBar(g2);
        plotColorScaleValues(g2, map);

        // top left, top right, bottom left, bottom right values (from apa)

        drawCornerRegions(g2, map, new Dimension(APA.regionWidth, APA.regionWidth),
                apaStats.getRegionCornerValues());

        // save data
        ImageIO.write(apaImage, "png", outputFile);

    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:com.mikenimer.familydam.services.photos.ThumbnailService.java

/**
 * using the metadata orientation transformation information rotate the image.
 * @param image//from  w  w  w .j  a va  2 s . c o  m
 * @param transform
 * @return
 * @throws Exception
 */
public static BufferedImage transformImage(BufferedImage image, AffineTransform transform) throws Exception {

    AffineTransformOp op = new AffineTransformOp(transform, AffineTransformOp.TYPE_BICUBIC);

    BufferedImage destinationImage = op.createCompatibleDestImage(image,
            (image.getType() == BufferedImage.TYPE_BYTE_GRAY) ? image.getColorModel() : null);
    Graphics2D g = destinationImage.createGraphics();
    g.setBackground(Color.WHITE);
    g.clearRect(0, 0, destinationImage.getWidth(), destinationImage.getHeight());
    destinationImage = op.filter(image, destinationImage);
    return destinationImage;
}

From source file:edu.umn.cs.spatialHadoop.nasa.MultiHDFPlot.java

/**
 * Draws a scale used with the heat map//  ww  w. ja v a  2 s. c om
 * @param output
 * @param valueRange
 * @param width
 * @param height
 * @throws IOException
 */
private static void drawVerticalScale(Path output, double min, double max, int width, int height,
        OperationsParams params) throws IOException {
    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = image.createGraphics();
    g.setBackground(Color.BLACK);
    g.clearRect(0, 0, width, height);

    // fix this part to work according to color1, color2 and gradient type
    HDFPlot.HDFRasterizer gradient = new HDFPlot.HDFRasterizer();
    gradient.configure(params);
    HDFRasterLayer gradientLayer = (HDFRasterLayer) gradient.createCanvas(0, 0, new Rectangle());
    for (int y = 0; y < height; y++) {
        Color color = gradientLayer.calculateColor(height - y, 0, height);
        g.setColor(color);
        g.drawRect(width * 3 / 4, y, width / 4, 1);
    }

    int fontSize = 24;
    g.setFont(new Font("Arial", Font.BOLD, fontSize));
    double step = (max - min) * fontSize * 5 / height;
    step = (int) (Math.pow(10.0, Math.round(Math.log10(step))));
    double min_value = Math.floor(min / step) * step;
    double max_value = Math.floor(max / step) * step;

    g.setColor(Color.WHITE);
    for (double value = min_value; value <= max_value; value += step) {
        double y = ((value - min) + (max - value) * (height - fontSize)) / (max - min);
        g.drawString(String.valueOf((int) value), 5, (int) y);
    }

    g.dispose();

    FileSystem fs = output.getFileSystem(new Configuration());
    FSDataOutputStream outStream = fs.create(output, true);
    ImageIO.write(image, "png", outStream);
    outStream.close();
}

From source file:edu.umn.cs.spatialHadoop.nasa.MultiHDFPlot.java

/**
 * Draws a scale used with the heat map//ww w  .  ja  va  2  s.c  o  m
 * @param output
 * @param valueRange
 * @param width
 * @param height
 * @throws IOException
 */
private static void drawHorizontalScale(Path output, double min, double max, int width, int height,
        OperationsParams params) throws IOException {
    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g = image.createGraphics();
    g.setBackground(Color.BLACK);
    g.clearRect(0, 0, width, height);

    int fontSize = 24;
    // fix this part to work according to color1, color2 and gradient type
    HDFPlot.HDFRasterizer gradient = new HDFPlot.HDFRasterizer();
    gradient.configure(params);
    HDFRasterLayer gradientLayer = (HDFRasterLayer) gradient.createCanvas(0, 0, new Rectangle());
    for (int x = 0; x < width; x++) {
        Color color = gradientLayer.calculateColor(x, 0, width);
        g.setColor(color);
        g.drawRect(x, height - (fontSize - 5), 1, fontSize - 5);
    }

    g.setFont(new Font("Arial", Font.BOLD, fontSize));
    double step = (max - min) * fontSize * 5 / width;
    step = (int) (Math.pow(10.0, Math.round(Math.log10(step))));
    double min_value = Math.floor(min / step) * step;
    double max_value = Math.floor(max / step) * step;

    g.setColor(Color.WHITE);
    for (double value = min_value; value <= max_value; value += step) {
        double x = ((value - min) * (width - fontSize) + (max - value)) / (max - min);
        g.drawString(String.valueOf((int) value), (int) x, fontSize);
    }

    g.dispose();

    FileSystem fs = output.getFileSystem(new Configuration());
    FSDataOutputStream outStream = fs.create(output, true);
    ImageIO.write(image, "png", outStream);
    outStream.close();
}

From source file:de.mprengemann.intellij.plugin.androidicons.images.ImageUtils.java

private static void enforceBorderColors(BufferedImage inputImage) {
    Graphics2D g = inputImage.createGraphics();
    g.setBackground(new Color(0, 0, 0, 0));
    g.clearRect(1, 1, inputImage.getWidth() - 2, inputImage.getHeight() - 2);
    g.dispose();//from   w  w w.  j a v a  2 s.c  om
    int w = inputImage.getWidth();
    int h = inputImage.getHeight();
    int[] rgb = new int[w * h];

    inputImage.getRGB(0, 0, w, h, rgb, 0, w);

    for (int i = 0; i < rgb.length; i++) {
        if ((0xff000000 & rgb[i]) != 0) {
            rgb[i] = 0xff000000;
        }
    }
    inputImage.setRGB(0, 0, w, h, rgb, 0, w);
}

From source file:net.sf.webphotos.tools.Thumbnail.java

private static Image estampar(Image im) {
    try {//  w ww  .  ja  va 2s  .co  m
        Image temp = new ImageIcon(im).getImage();

        BufferedImage buf = new BufferedImage(temp.getWidth(null), temp.getHeight(null),
                BufferedImage.TYPE_INT_RGB);

        Graphics2D g2 = (Graphics2D) buf.getGraphics();

        g2.drawImage(temp, 0, 0, null);
        g2.setBackground(Color.BLUE);

        Dimension dimensaoFoto = new Dimension(im.getWidth(null), im.getHeight(null));

        // aplicar texto
        if (texto != null) {
            Util.out.println("aplicando texto " + texto);

            Font fonte = new Font(txFamilia, txEstilo, txTamanho);
            g2.setFont(fonte);
            FontMetrics fm = g2.getFontMetrics(fonte);
            Dimension dimensaoTexto = new Dimension(fm.stringWidth(texto), fm.getHeight());
            Point posTexto = calculaPosicao(dimensaoFoto, dimensaoTexto, txMargem, txPosicao);

            g2.setPaint(txCorFundo);
            g2.drawString(texto, (int) posTexto.getX() + 1, (int) posTexto.getY() + 1 + fm.getHeight());
            g2.setPaint(txCorFrente);
            g2.drawString(texto, (int) posTexto.getX(), (int) posTexto.getY() + fm.getHeight());
        }

        // aplicar marca dagua
        if (marcadagua != null) {
            Image marca = new ImageIcon(marcadagua).getImage();
            int rule = AlphaComposite.SRC_OVER;
            float alpha = (float) mdTransparencia / 100;
            Point pos = calculaPosicao(dimensaoFoto, new Dimension(marca.getWidth(null), marca.getHeight(null)),
                    mdMargem, mdPosicao);

            g2.setComposite(AlphaComposite.getInstance(rule, alpha));
            g2.drawImage(marca, (int) pos.getX(), (int) pos.getY(), null);
        }

        g2.dispose();
        //return (Image) buf;
        return Toolkit.getDefaultToolkit().createImage(buf.getSource());
    } catch (Exception e) {
        Util.err.println("[Thumbnail.estampar]/ERRO: Inesperado - " + e.getMessage());
        e.printStackTrace(Util.err);
        return im;
    }
}

From source file:iqq.util.ImageUtil.java

/**
 * //from   w w w.  j av a  2s .  co m
 *
 * @param srcFile ?
 * @param destFile 
 * @param destWidth 
 * @param destHeight 
 */
public static void zoom(File srcFile, File destFile, int destWidth, int destHeight) {
    if (type == Type.jdk) {
        try {
            BufferedImage srcBufferedImage = ImageIO.read(srcFile);
            int srcWidth = srcBufferedImage.getWidth();
            int srcHeight = srcBufferedImage.getHeight();
            int width = destWidth;
            int height = destHeight;
            if (srcHeight >= srcWidth) {
                width = (int) Math.round(((destHeight * 1.0 / srcHeight) * srcWidth));
            } else {
                height = (int) Math.round(((destWidth * 1.0 / srcWidth) * srcHeight));
            }
            BufferedImage destBufferedImage = new BufferedImage(destWidth, destHeight,
                    BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics2D = destBufferedImage.createGraphics();
            graphics2D.setBackground(BACKGROUND_COLOR);
            graphics2D.clearRect(0, 0, destWidth, destHeight);
            graphics2D.drawImage(srcBufferedImage.getScaledInstance(width, height, Image.SCALE_SMOOTH),
                    (destWidth / 2) - (width / 2), (destHeight / 2) - (height / 2), null);
            graphics2D.dispose();

            FileOutputStream out = new FileOutputStream(destFile);
            JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
            JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(destBufferedImage);
            param.setQuality((float) DEST_QUALITY / 100, false);
            encoder.setJPEGEncodeParam(param);
            encoder.encode(destBufferedImage);
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } else {
        IMOperation operation = new IMOperation();
        operation.thumbnail(destWidth, destHeight);
        operation.gravity("center");
        operation.background(toHexEncoding(BACKGROUND_COLOR));
        operation.extent(destWidth, destHeight);
        operation.quality((double) DEST_QUALITY);
        operation.addImage(srcFile.getPath());
        operation.addImage(destFile.getPath());
        if (type == Type.graphicsMagick) {
            ConvertCmd convertCmd = new ConvertCmd(true);
            if (graphicsMagickPath != null) {
                convertCmd.setSearchPath(graphicsMagickPath);
            }
            try {
                convertCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        } else {
            ConvertCmd convertCmd = new ConvertCmd(false);
            if (imageMagickPath != null) {
                convertCmd.setSearchPath(imageMagickPath);
            }
            try {
                convertCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        }
    }
}

From source file:net.shopxx.util.ImageUtil.java

/**
 * //from  w  w  w. ja v  a2  s.c  o  m
 * @param srcFile ?
 * @param destFile 
 * @param destWidth 
 * @param destHeight 
 */
public static void zoom(File srcFile, File destFile, int destWidth, int destHeight) {
    Assert.notNull(srcFile);
    Assert.notNull(destFile);
    Assert.state(destWidth > 0);
    Assert.state(destHeight > 0);
    if (type == Type.jdk) {
        try {
            BufferedImage srcBufferedImage = ImageIO.read(srcFile);
            int srcWidth = srcBufferedImage.getWidth();
            int srcHeight = srcBufferedImage.getHeight();
            int width = destWidth;
            int height = destHeight;
            if (srcHeight >= srcWidth) {
                width = (int) Math.round(((destHeight * 1.0 / srcHeight) * srcWidth));
            } else {
                height = (int) Math.round(((destWidth * 1.0 / srcWidth) * srcHeight));
            }
            BufferedImage destBufferedImage = new BufferedImage(destWidth, destHeight,
                    BufferedImage.TYPE_INT_RGB);
            Graphics2D graphics2D = destBufferedImage.createGraphics();
            graphics2D.setBackground(BACKGROUND_COLOR);
            graphics2D.clearRect(0, 0, destWidth, destHeight);
            graphics2D.drawImage(srcBufferedImage.getScaledInstance(width, height, Image.SCALE_SMOOTH),
                    (destWidth / 2) - (width / 2), (destHeight / 2) - (height / 2), null);
            graphics2D.dispose();

            FileOutputStream out = new FileOutputStream(destFile);
            JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
            JPEGEncodeParam param = encoder.getDefaultJPEGEncodeParam(destBufferedImage);
            param.setQuality((float) DEST_QUALITY / 100, false);
            encoder.setJPEGEncodeParam(param);
            encoder.encode(destBufferedImage);
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    } else {
        IMOperation operation = new IMOperation();
        operation.thumbnail(destWidth, destHeight);
        operation.gravity("center");
        operation.background(toHexEncoding(BACKGROUND_COLOR));
        operation.extent(destWidth, destHeight);
        operation.quality((double) DEST_QUALITY);
        operation.addImage(srcFile.getPath());
        operation.addImage(destFile.getPath());
        if (type == Type.graphicsMagick) {
            ConvertCmd convertCmd = new ConvertCmd(true);
            if (graphicsMagickPath != null) {
                convertCmd.setSearchPath(graphicsMagickPath);
            }
            try {
                convertCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        } else {
            ConvertCmd convertCmd = new ConvertCmd(false);
            if (imageMagickPath != null) {
                convertCmd.setSearchPath(imageMagickPath);
            }
            try {
                convertCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        }
    }
}