Example usage for java.awt Graphics2D setComposite

Introduction

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

Prototype

public abstract void setComposite(Composite comp);

Source Link

Document

Sets the Composite for the Graphics2D context.

Usage

From source file:CompositingDST_ATOP.java

public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;

    AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.SRC, 0.5f);

    BufferedImage buffImg = new BufferedImage(60, 60, BufferedImage.TYPE_INT_ARGB);
    Graphics2D gbi = buffImg.createGraphics();

    gbi.setPaint(Color.red);//from w  w  w .  jav  a  2s .  c  o  m
    gbi.fillRect(0, 0, 40, 40);
    gbi.setComposite(ac);

    gbi.setPaint(Color.green);
    gbi.fillRect(5, 5, 40, 40);

    g2d.drawImage(buffImg, 20, 20, null);
}

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From source file:CompositingDST.java

public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;

    AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.DST, 0.5f);

    BufferedImage buffImg = new BufferedImage(60, 60, BufferedImage.TYPE_INT_ARGB);
    Graphics2D gbi = buffImg.createGraphics();

    gbi.setPaint(Color.red);/*from  w  ww . j a va 2  s  . co  m*/
    gbi.fillRect(0, 0, 40, 40);
    gbi.setComposite(ac);

    gbi.setPaint(Color.green);
    gbi.fillRect(5, 5, 40, 40);

    g2d.drawImage(buffImg, 20, 20, null);
}

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From source file:CompositingDST_ATOP.java

public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;

    AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.DST_OUT, 0.5f);

    BufferedImage buffImg = new BufferedImage(60, 60, BufferedImage.TYPE_INT_ARGB);
    Graphics2D gbi = buffImg.createGraphics();

    gbi.setPaint(Color.red);//from  www. ja  v  a2s .c o  m
    gbi.fillRect(0, 0, 40, 40);
    gbi.setComposite(ac);

    gbi.setPaint(Color.green);
    gbi.fillRect(5, 5, 40, 40);

    g2d.drawImage(buffImg, 20, 20, null);
}

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From source file:BasicShapes.java

public void paint(Graphics g) {
    BufferedImage bimage = new BufferedImage(200, 200, BufferedImage.TYPE_BYTE_INDEXED);
    Graphics2D g2d = bimage.createGraphics();

    Color transparent = new Color(0, 0, 0, 0);
    g2d.setColor(transparent);//from   w ww .j a  v  a 2s .  com
    g2d.setComposite(AlphaComposite.Src);
    g2d.fill(new Rectangle2D.Float(20, 20, 100, 20));
    g2d.dispose();

}

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From source file:net.sf.mzmine.modules.visualization.tic.TICPlotRenderer.java

protected void drawFirstPassShape(Graphics2D g2, int pass, int series, int item, Shape shape) {
    g2.setComposite(makeComposite(transparency));
    g2.setStroke(getItemStroke(series, item));
    g2.setPaint(getItemPaint(series, item));
    g2.draw(shape);/*from w ww . jav  a2  s . com*/
}

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From source file:Wallpaper.java

@Override
public void paint(Graphics g, JComponent c) {
    super.paint(g, c);

    Graphics2D g2 = (Graphics2D) g.create();

    int w = c.getWidth();
    int h = c.getHeight();
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, .5f));
    g2.setPaint(new GradientPaint(0, 0, Color.yellow, 0, h, Color.red));
    g2.fillRect(0, 0, w, h);//from w  ww  .  jav a 2s .co m

    g2.dispose();
}

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From source file:com.ikon.module.common.CommonWorkflowModule.java

/**
 * Get Process Definition Image//www  .j  a  v  a2s.  c  om
 */
public static byte[] getProcessDefinitionImage(long processDefinitionId, String node) throws WorkflowException {
    log.debug("getProcessDefinitionImage({}, {})", new Object[] { processDefinitionId, node });
    JbpmContext jbpmContext = JBPMUtils.getConfig().createJbpmContext();
    byte[] image = null;

    try {
        GraphSession graphSession = jbpmContext.getGraphSession();
        org.jbpm.graph.def.ProcessDefinition pd = graphSession.getProcessDefinition(processDefinitionId);
        FileDefinition fileDef = pd.getFileDefinition();

        WorkflowUtils.DiagramInfo dInfo = WorkflowUtils.getDiagramInfo(fileDef.getInputStream("gpd.xml"));
        WorkflowUtils.DiagramNodeInfo dNodeInfo = dInfo.getNodeMap().get(node);
        BufferedImage img = ImageIO.read(fileDef.getInputStream("processimage.jpg"));

        // Obtain all nodes Y and X
        List<Integer> ordenadas = new ArrayList<Integer>();
        List<Integer> abcisas = new ArrayList<Integer>();

        for (WorkflowUtils.DiagramNodeInfo nodeInfo : dInfo.getNodeMap().values()) {
            ordenadas.add(nodeInfo.getY());
            abcisas.add(nodeInfo.getX());
        }

        // Calculate minimal Y
        Collections.sort(ordenadas);
        int fixOrd = ordenadas.get(0) < 0 ? ordenadas.get(0) : 0;

        // Calculate minimal X
        Collections.sort(abcisas);
        int fixAbs = abcisas.get(0) < 0 ? abcisas.get(0) : 0;

        if (dNodeInfo != null) {
            // Select node
            log.debug("DiagramNodeInfo: {}", dNodeInfo);
            Graphics g = img.getGraphics();
            Graphics2D g2d = (Graphics2D) g;
            g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.25F));
            g2d.setColor(Color.blue);
            g2d.fillRect(dNodeInfo.getX() - fixAbs, dNodeInfo.getY() - fixOrd, dNodeInfo.getWidth(),
                    dNodeInfo.getHeight());
            g.dispose();
        }

        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ImageIO.write(img, "jpg", baos);
        image = baos.toByteArray();
        baos.flush();
        baos.close();
    } catch (JbpmException e) {
        throw new WorkflowException(e.getMessage(), e);
    } catch (IOException e) {
        throw new WorkflowException(e.getMessage(), e);
    } finally {
        jbpmContext.close();
    }

    log.debug("getProcessDefinitionImage: {}", image);
    return image;
}

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From source file:HighlightedButton.java

/**
 * Creates a new instance of HighlightedButton
 *///from w ww.java2  s. c  om
public HighlightedButton(String label) {
    super(label);

    // Get the Graphics for the image
    Graphics2D g2d = highlight.createGraphics();

    // Erase the image with a transparent background
    g2d.setComposite(AlphaComposite.Clear);
    g2d.fillRect(0, 0, HIGHLIGHT_SIZE, HIGHLIGHT_SIZE);
    g2d.setComposite(AlphaComposite.SrcOver);

    // Draw the highlight
    Point2D center = new Point2D.Float((float) HIGHLIGHT_SIZE / 2.0f, (float) HIGHLIGHT_SIZE / 2.0f);
    float radius = (float) HIGHLIGHT_SIZE / 2.0f;
    float[] dist = { 0.0f, .85f };
    Color[] colors = { Color.white, new Color(255, 255, 255, 0) };
    RadialGradientPaint paint = new RadialGradientPaint(center, radius, dist, colors);
    g2d.setPaint(paint);
    g2d.fillOval(0, 0, HIGHLIGHT_SIZE, HIGHLIGHT_SIZE);
    g2d.dispose();
}

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From source file:com.lingxiang2014.util.ImageUtils.java

public static void addWatermark(File srcFile, File destFile, File watermarkFile, int alpha) {
    Assert.notNull(srcFile);//from   w w w  . j a v  a2 s .com
    Assert.notNull(destFile);
    Assert.state(alpha >= 0);
    Assert.state(alpha <= 100);
    if (watermarkFile == null || !watermarkFile.exists()) {
        try {
            FileUtils.copyFile(srcFile, destFile);
        } catch (IOException e) {
            e.printStackTrace();
        }
        return;
    }
    if (type == Type.jdk) {
        Graphics2D graphics2D = null;
        ImageOutputStream imageOutputStream = null;
        ImageWriter imageWriter = null;
        try {
            BufferedImage srcBufferedImage = ImageIO.read(srcFile);
            int srcWidth = srcBufferedImage.getWidth();
            int srcHeight = srcBufferedImage.getHeight();
            BufferedImage destBufferedImage = new BufferedImage(srcWidth, srcHeight,
                    BufferedImage.TYPE_INT_RGB);
            graphics2D = destBufferedImage.createGraphics();
            graphics2D.setBackground(BACKGROUND_COLOR);
            graphics2D.clearRect(0, 0, srcWidth, srcHeight);
            graphics2D.drawImage(srcBufferedImage, 0, 0, null);
            graphics2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, alpha / 100F));

            BufferedImage watermarkBufferedImage = ImageIO.read(watermarkFile);
            int watermarkImageWidth = watermarkBufferedImage.getWidth();
            int watermarkImageHeight = watermarkBufferedImage.getHeight();
            int x = srcWidth - watermarkImageWidth;
            int y = srcHeight - watermarkImageHeight;

            graphics2D.drawImage(watermarkBufferedImage, x, y, watermarkImageWidth, watermarkImageHeight, null);

            imageOutputStream = ImageIO.createImageOutputStream(destFile);
            imageWriter = ImageIO.getImageWritersByFormatName(FilenameUtils.getExtension(destFile.getName()))
                    .next();
            imageWriter.setOutput(imageOutputStream);
            ImageWriteParam imageWriteParam = imageWriter.getDefaultWriteParam();
            imageWriteParam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
            imageWriteParam.setCompressionQuality(DEST_QUALITY / 100F);
            imageWriter.write(null, new IIOImage(destBufferedImage, null, null), imageWriteParam);
            imageOutputStream.flush();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (graphics2D != null) {
                graphics2D.dispose();
            }
            if (imageWriter != null) {
                imageWriter.dispose();
            }
            if (imageOutputStream != null) {
                try {
                    imageOutputStream.close();
                } catch (IOException e) {
                }
            }
        }
    } else {
        IMOperation operation = new IMOperation();
        operation.dissolve(alpha);
        operation.quality((double) DEST_QUALITY);
        operation.addImage(watermarkFile.getPath());
        operation.addImage(srcFile.getPath());
        operation.addImage(destFile.getPath());
        if (type == Type.graphicsMagick) {
            CompositeCmd compositeCmd = new CompositeCmd(true);
            if (graphicsMagickPath != null) {
                compositeCmd.setSearchPath(graphicsMagickPath);
            }
            try {
                compositeCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        } else {
            CompositeCmd compositeCmd = new CompositeCmd(false);
            if (imageMagickPath != null) {
                compositeCmd.setSearchPath(imageMagickPath);
            }
            try {
                compositeCmd.run(operation);
            } catch (IOException e) {
                e.printStackTrace();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (IM4JavaException e) {
                e.printStackTrace();
            }
        }
    }
}

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From source file:ImageComposite.java

public void paint(Graphics g) {
    super.paint(g);
    Graphics2D g2d = (Graphics2D) g;

    BufferedImage buffImg = new BufferedImage(200, 100, BufferedImage.TYPE_INT_ARGB);
    Graphics2D gbi = buffImg.createGraphics();

    AlphaComposite ac = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha);

    gbi.drawImage(a, 40, 30, null);//from   w  ww. j ava2 s.  co  m
    gbi.setComposite(ac);
    gbi.drawImage(b, 0, 0, null);

    g2d.drawImage(buffImg, 20, 20, null);
}

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