Example usage for java.awt Graphics2D drawImage

List of usage examples for java.awt Graphics2D drawImage

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Introduction

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

Prototype

public abstract void drawImage(BufferedImage img, BufferedImageOp op, int x, int y);

Source Link

Document

Renders a BufferedImage that is filtered with a BufferedImageOp .

Usage

From source file:com.igormaznitsa.jhexed.swing.editor.ui.exporters.PNGImageExporter.java

public BufferedImage generateImage() throws IOException {
    final int DEFAULT_CELL_WIDTH = 48;
    final int DEFAULT_CELL_HEIGHT = 48;

    final int imgWidth = this.docOptions.getImage() == null ? DEFAULT_CELL_WIDTH * this.docOptions.getColumns()
            : Math.round(this.docOptions.getImage().getSVGWidth());
    final int imgHeight = this.docOptions.getImage() == null ? DEFAULT_CELL_HEIGHT * this.docOptions.getRows()
            : Math.round(this.docOptions.getImage().getSVGHeight());

    final BufferedImage result;
    if (exportData.isBackgroundImageExport() && this.docOptions.getImage() != null) {
        result = this.docOptions.getImage().rasterize(imgWidth, imgHeight, BufferedImage.TYPE_INT_ARGB);
    } else {//from  w w w.j a  v  a2 s.co m
        result = new BufferedImage(imgWidth, imgHeight, BufferedImage.TYPE_INT_ARGB);
    }

    final Graphics2D gfx = result.createGraphics();
    gfx.setRenderingHint(RenderingHints.KEY_ALPHA_INTERPOLATION,
            RenderingHints.VALUE_ALPHA_INTERPOLATION_QUALITY);
    gfx.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    gfx.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);

    final HexEngine<Graphics2D> engine = new HexEngine<Graphics2D>(DEFAULT_CELL_WIDTH, DEFAULT_CELL_HEIGHT,
            this.docOptions.getHexOrientation());

    final List<HexFieldLayer> reversedNormalizedStack = new ArrayList<HexFieldLayer>();
    for (int i = this.exportData.getLayers().size() - 1; i >= 0; i--) {
        final LayerExportRecord rec = this.exportData.getLayers().get(i);
        if (rec.isAllowed()) {
            reversedNormalizedStack.add(rec.getLayer());
        }
    }

    if (Thread.currentThread().isInterrupted())
        return null;

    final HexFieldValue[] stackOfValues = new HexFieldValue[reversedNormalizedStack.size()];

    engine.setModel(new HexEngineModel<HexFieldValue[]>() {

        @Override
        public int getColumnNumber() {
            return docOptions.getColumns();
        }

        @Override
        public int getRowNumber() {
            return docOptions.getRows();
        }

        @Override
        public HexFieldValue[] getValueAt(final int col, final int row) {
            Arrays.fill(stackOfValues, null);

            for (int index = 0; index < reversedNormalizedStack.size(); index++) {
                stackOfValues[index] = reversedNormalizedStack.get(index).getHexValueAtPos(col, row);
            }
            return stackOfValues;
        }

        @Override
        public HexFieldValue[] getValueAt(final HexPosition pos) {
            return this.getValueAt(pos.getColumn(), pos.getRow());
        }

        @Override
        public void setValueAt(int col, int row, HexFieldValue[] value) {
        }

        @Override
        public void setValueAt(HexPosition pos, HexFieldValue[] value) {
        }

        @Override
        public boolean isPositionValid(final int col, final int row) {
            return col >= 0 && col < docOptions.getColumns() && row >= 0 && row < docOptions.getRows();
        }

        @Override
        public boolean isPositionValid(final HexPosition pos) {
            return this.isPositionValid(pos.getColumn(), pos.getRow());
        }

        @Override
        public void attachedToEngine(final HexEngine<?> engine) {
        }

        @Override
        public void detachedFromEngine(final HexEngine<?> engine) {
        }
    });

    final HexRect2D visibleSize = engine.getVisibleSize();
    final float xcoeff = (float) result.getWidth() / visibleSize.getWidth();
    final float ycoeff = (float) result.getHeight() / visibleSize.getHeight();
    engine.setScale(xcoeff, ycoeff);

    final Image[][] cachedIcons = new Image[this.exportData.getLayers().size()][];
    engine.setRenderer(new ColorHexRender() {

        private final Stroke stroke = new BasicStroke(docOptions.getLineWidth());

        @Override
        public Stroke getStroke() {
            return this.stroke;
        }

        @Override
        public Color getFillColor(HexEngineModel<?> model, int col, int row) {
            return null;
        }

        @Override
        public Color getBorderColor(HexEngineModel<?> model, int col, int row) {
            return exportData.isExportHexBorders() ? docOptions.getColor() : null;
        }

        @Override
        public void drawExtra(HexEngine<Graphics2D> engine, Graphics2D g, int col, int row, Color borderColor,
                Color fillColor) {
        }

        @Override
        public void drawUnderBorder(final HexEngine<Graphics2D> engine, final Graphics2D g, final int col,
                final int row, final Color borderColor, final Color fillColor) {
            final HexFieldValue[] stackValues = (HexFieldValue[]) engine.getModel().getValueAt(col, row);
            for (int i = 0; i < stackValues.length; i++) {
                final HexFieldValue valueToDraw = stackValues[i];
                if (valueToDraw == null) {
                    continue;
                }
                g.drawImage(cachedIcons[i][valueToDraw.getIndex()], 0, 0, null);
            }
        }

    });

    final Path2D hexShape = ((ColorHexRender) engine.getRenderer()).getHexPath();
    final int cellWidth = hexShape.getBounds().width;
    final int cellHeight = hexShape.getBounds().height;

    for (int layerIndex = 0; layerIndex < reversedNormalizedStack.size()
            && !Thread.currentThread().isInterrupted(); layerIndex++) {
        final HexFieldLayer theLayer = reversedNormalizedStack.get(layerIndex);
        final Image[] cacheLineForLayer = new Image[theLayer.getHexValuesNumber()];
        for (int valueIndex = 1; valueIndex < theLayer.getHexValuesNumber(); valueIndex++) {
            cacheLineForLayer[valueIndex] = theLayer.getHexValueForIndex(valueIndex).makeIcon(cellWidth,
                    cellHeight, hexShape, true);
        }
        cachedIcons[layerIndex] = cacheLineForLayer;
    }

    engine.drawWithThreadInterruptionCheck(gfx);
    if (Thread.currentThread().isInterrupted())
        return null;

    if (this.exportData.isCellCommentariesExport()) {
        final Iterator<Entry<HexPosition, String>> iterator = this.cellComments.iterator();
        gfx.setFont(new Font("Arial", Font.BOLD, 12));
        while (iterator.hasNext() && !Thread.currentThread().isInterrupted()) {
            final Entry<HexPosition, String> item = iterator.next();
            final HexPosition pos = item.getKey();
            final String text = item.getValue();
            final float x = engine.calculateX(pos.getColumn(), pos.getRow());
            final float y = engine.calculateY(pos.getColumn(), pos.getRow());

            final Rectangle2D textBounds = gfx.getFontMetrics().getStringBounds(text, gfx);

            final float dx = x - ((float) textBounds.getWidth() - engine.getCellWidth()) / 2;

            gfx.setColor(Color.BLACK);
            gfx.drawString(text, dx, y);
            gfx.setColor(Color.WHITE);
            gfx.drawString(text, dx - 2, y - 2);
        }
    }

    gfx.dispose();

    return result;
}

From source file:TrackerPanel.java

private void drawUserDepths(Graphics2D g2d) {
    // define an 8-bit RGB channel color model
    ColorModel colorModel = new ComponentColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB),
            new int[] { 8, 8, 8 }, false, false, ComponentColorModel.OPAQUE, DataBuffer.TYPE_BYTE);

    // fill the raster with the depth image bytes
    DataBufferByte dataBuffer = new DataBufferByte(imgbytes, imWidth * imHeight * 3);

    WritableRaster raster = Raster.createInterleavedRaster(dataBuffer, imWidth, imHeight, imWidth * 3, 3,
            new int[] { 0, 1, 2 }, null);

    // combine color model and raster to create a BufferedImage
    BufferedImage image = new BufferedImage(colorModel, raster, false, null);

    g2d.drawImage(image, 0, 0, null);
}

From source file:gdt.jgui.entity.webset.JWeblinkEditor.java

private void showIconMenu(MouseEvent e) {
    try {/*from w  w  w .jav a 2 s  . com*/
        iconMenu = new JPopupMenu();
        JMenuItem loadItem = new JMenuItem("Load");
        iconMenu.add(loadItem);
        loadItem.setHorizontalTextPosition(JMenuItem.RIGHT);
        loadItem.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                try {
                    String favicon$ = "http://www.google.com/s2/favicons?domain=" + addressField.getText();
                    URL url = new URL(favicon$);
                    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
                    connection.setDoInput(true);
                    connection.connect();
                    InputStream input = connection.getInputStream();
                    ImageIcon icon = new ImageIcon(ImageIO.read(input));
                    int type = BufferedImage.TYPE_INT_RGB;
                    BufferedImage out = new BufferedImage(24, 24, type);
                    Color background = JWeblinkEditor.this.getBackground();
                    Graphics2D g2 = out.createGraphics();
                    g2.setBackground(background);
                    g2.clearRect(0, 0, 24, 24);
                    Image image = icon.getImage();
                    g2.drawImage(image, 4, 4, null);
                    g2.dispose();
                    icon = new ImageIcon(out);
                    iconIcon.setIcon(icon);
                    input.close();
                } catch (Exception ee) {
                    Logger.getLogger(getClass().getName()).info(ee.toString());
                }
            }
        });
        JMenuItem setItem = new JMenuItem("Set");
        iconMenu.add(setItem);
        setItem.setHorizontalTextPosition(JMenuItem.RIGHT);
        setItem.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                System.out.println("WeblinkEditor:set icon");
                JIconSelector is = new JIconSelector();
                String isLocator$ = is.getLocator();
                if (entihome$ != null)
                    isLocator$ = Locator.append(isLocator$, Entigrator.ENTIHOME, entihome$);
                if (entityKey$ != null)
                    isLocator$ = Locator.append(isLocator$, EntityHandler.ENTITY_KEY, entityKey$);

                String responseLocator$ = getLocator();
                responseLocator$ = Locator.append(responseLocator$, JRequester.REQUESTER_ACTION,
                        ACTION_SET_ICON);
                responseLocator$ = Locator.append(responseLocator$, BaseHandler.HANDLER_METHOD, "response");
                isLocator$ = Locator.append(isLocator$, JRequester.REQUESTER_RESPONSE_LOCATOR,
                        Locator.compressText(responseLocator$));
                JConsoleHandler.execute(console, isLocator$);
            }
        });
        iconMenu.show(e.getComponent(), e.getX(), e.getY());
    } catch (Exception ee) {
        Logger.getLogger(getClass().getName()).severe(ee.toString());
    }
}

From source file:org.fhcrc.cpl.viewer.quant.gui.PanelWithSpectrumChart.java

License:asdf

/**
 *
 * @param imageWidthEachScan//w ww . j a  v a  2 s  . co  m
 * @param imageHeightEachScan
 * @param maxTotalImageHeight a hard boundary on the total image height.  If imageHeightEachScan is too big,
 * given the total number of charts and this arg, it gets knocked down
 * @param outputFile
 * @throws java.io.IOException
 */
public void savePerScanSpectraImage(int imageWidthEachScan, int imageHeightEachScan, int maxTotalImageHeight,
        File outputFile) throws IOException {
    int numCharts = scanLineChartMap.size();

    int widthPaddingForLabels = 50;

    imageHeightEachScan = Math.min(imageHeightEachScan, maxTotalImageHeight / numCharts);

    List<Integer> allScanNumbers = new ArrayList<Integer>(scanLineChartMap.keySet());
    Collections.sort(allScanNumbers);
    List<PanelWithChart> allCharts = new ArrayList<PanelWithChart>();

    for (int scanNumber : allScanNumbers) {
        PanelWithLineChart scanChart = scanLineChartMap.get(scanNumber);
        allCharts.add(scanChart);
        scanChart.setSize(imageWidthEachScan - widthPaddingForLabels, imageHeightEachScan);
    }

    BufferedImage perScanChartImage = MultiChartDisplayPanel.createImageForAllCharts(allCharts);

    BufferedImage perScanChartImageWithLabels = new BufferedImage(imageWidthEachScan,
            perScanChartImage.getHeight(), BufferedImage.TYPE_INT_RGB);

    Graphics2D g = perScanChartImageWithLabels.createGraphics();
    g.drawImage(perScanChartImage, widthPaddingForLabels, 0, null);
    g.setPaint(Color.WHITE);
    g.drawRect(0, 0, widthPaddingForLabels, perScanChartImage.getHeight());

    for (int i = 0; i < allCharts.size(); i++) {
        int scanNumber = allScanNumbers.get(i);

        int chartTop = i * imageHeightEachScan;
        int chartMiddle = chartTop + (imageHeightEachScan / 2);

        if (lightFirstScanLine > 0 && lightLastScanLine > 0) {
            if (scanNumber >= lightFirstScanLine && scanNumber <= lightLastScanLine)
                g.setPaint(Color.GREEN);
            else
                g.setPaint(Color.RED);
        } else
            g.setPaint(Color.BLACK);

        g.drawString("" + scanNumber, 5, chartMiddle);
    }
    g.dispose();

    ImageIO.write(perScanChartImageWithLabels, "png", outputFile);
}

From source file:com.nbt.TileCanvas.java

@Override
protected void paintComponent(Graphics g) {
    super.paintComponent(g);

    Graphics2D g2d = (Graphics2D) g.create();

    g2d.setColor(Color.BLACK);//from w ww . ja v a2s. co m
    int x = 0, y = 0;
    Dimension size = getSize();
    g2d.fillRect(x, y, size.width, size.height);

    final int altitude = getAltitude();
    for (int w = 0; w < getTileWidth(); w++) {
        x = w * SPRITE_SIZE;
        for (int h = 0; h < getTileHeight(); h++) {
            y = h * SPRITE_SIZE;

            int xOffset = w + getTileX();
            int zOffset = h + getTileZ();
            BufferedImage tile = getBackgroundTile(xOffset, altitude, zOffset);
            if (tile != null)
                g2d.drawImage(tile, x, y, null);
        }
    }

    g2d.dispose();
}

From source file:de._13ducks.cor.graphics.GraphicsComponent.java

private void renderCursor(Graphics2D g2) {
    if (!renderPicCursor) {
        boolean[][] curArray = drawCursor.getFieldShadow();
        for (int x = 0; x < curArray.length; x++) {
            for (int y = 0; y < curArray[0].length; y++) {
                if ((x + y) % 2 == 1) {
                    continue;
                }//  w w  w. ja v a 2 s .  c  o  m
                if (curArray[x][y]) {
                    g2.drawImage(imgMap.get("cur1").getImage(), (framePos.width + x) * 10,
                            (int) ((framePos.height + y) * 7.5), null);
                }
            }
        }

    } else {
        // Pic-Cursor
        // Einfach Bild an die gerasterte Cursorposition rendern.
        g2.drawImage(renderPic.getImage(), framePos.width * 10, (int) (framePos.height * 7.5), null);
    }
}

From source file:net.pms.util.GenericIcons.java

/**
 * Add the format(container) name of the media to the generic icon image.
 *
 * @param image BufferdImage to be the label added
 * @param label the media container name to be added as a label
 * @param renderer the renderer configuration
 *
 * @return the generic icon with the container label added and scaled in accordance with renderer setting
 *///from  ww  w .  j a va 2s .  c  om
private DLNAThumbnail addFormatLabelToImage(String label, ImageFormat imageFormat, IconType iconType)
        throws IOException {

    BufferedImage image;
    switch (iconType) {
    case AUDIO:
        image = genericAudioIcon;
        break;
    case IMAGE:
        image = genericImageIcon;
        break;
    case VIDEO:
        image = genericVideoIcon;
        break;
    default:
        image = genericUnknownIcon;
    }

    if (image != null) {
        // Make a copy
        ColorModel colorModel = image.getColorModel();
        image = new BufferedImage(colorModel, image.copyData(null), colorModel.isAlphaPremultiplied(), null);
    }

    ByteArrayOutputStream out = null;

    if (label != null && image != null) {
        out = new ByteArrayOutputStream();
        Graphics2D g = image.createGraphics();
        g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);

        try {
            int size = 40;
            Font font = new Font(Font.SANS_SERIF, Font.BOLD, size);
            FontMetrics metrics = g.getFontMetrics(font);
            while (size > 7 && metrics.stringWidth(label) > 135) {
                size--;
                font = new Font(Font.SANS_SERIF, Font.BOLD, size);
                metrics = g.getFontMetrics(font);
            }
            // Text center point 127x, 49y - calculate centering coordinates
            int x = 127 - metrics.stringWidth(label) / 2;
            int y = 46 + metrics.getAscent() / 2;
            g.drawImage(image, 0, 0, null);
            g.setColor(Color.WHITE);
            g.setFont(font);
            g.drawString(label, x, y);

            ImageIO.setUseCache(false);
            ImageIOTools.imageIOWrite(image, imageFormat.toString(), out);
        } finally {
            g.dispose();
        }
    }
    return out != null ? DLNAThumbnail.toThumbnail(out.toByteArray(), 0, 0, ScaleType.MAX, imageFormat, false)
            : null;
}

From source file:main.MapKit.java

@Override
public void paintWaypoint(Graphics2D g, JXMapViewer viewer, MyWaypoint w) {
    g = (Graphics2D) g.create();//w w w  .  ja  v  a2  s .  c o  m

    Point2D point = viewer.getTileFactory().geoToPixel(w.getPosition(), viewer.getZoom());
    int x = (int) point.getX();
    int y = (int) point.getY();

    if (w.amount == -1) { //means it's an original data point
        int fontSize = 28 - viewer.getZoom() * 2; //font size is larger when zoom in
        if (fontSize < 6)
            fontSize = 6;
        g.setFont(new Font("Arial", Font.PLAIN, fontSize));
        g.setColor(w.color);
        g.drawString("x", x - fontSize / 2, y + fontSize / 2);
        g.dispose();
        return;
    }

    if (origImage == null) {
        return;
    }

    BufferedImage myImg = map.get(w.color);

    if (myImg == null) {
        myImg = convert(origImage, w.color);
        map.put(w.color, myImg);
    }

    g.drawImage(myImg, x - myImg.getWidth() / 2, y - myImg.getHeight(), null);

    String label = String.valueOf(w.amount);

    //      g.setFont(font);
    FontMetrics metrics = g.getFontMetrics();
    int tw = metrics.stringWidth(label);
    int th = 1 + metrics.getAscent();

    //      g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g.drawString(label, x - tw / 2, y + th);

    g.dispose();
}

From source file:org.apache.pdfbox.pdmodel.graphics.xobject.PDPixelMap.java

/**
 * Returns a {@link java.awt.image.BufferedImage} of the COSStream
 * set in the constructor or null if the COSStream could not be encoded.
 *
 * @return {@inheritDoc}/*from   ww  w  .  j av  a2  s. c o m*/
 *
 * @throws IOException {@inheritDoc}
 */
public BufferedImage getRGBImage() throws IOException {
    if (image != null) {
        return image;
    }

    try {
        int width = getWidth();
        int height = getHeight();
        int bpc = getBitsPerComponent();

        byte[] array = getPDStream().getByteArray();
        if (array.length == 0) {
            LOG.error("Something went wrong ... the pixelmap doesn't contain any data.");
            return null;
        }
        // Get the ColorModel right
        PDColorSpace colorspace = getColorSpace();
        if (colorspace == null) {
            LOG.error("getColorSpace() returned NULL.  Predictor = " + getPredictor());
            return null;
        }

        ColorModel cm = null;
        if (colorspace instanceof PDIndexed) {
            PDIndexed csIndexed = (PDIndexed) colorspace;
            // the base color space uses 8 bit per component, as the indexed color values
            // of an indexed color space are always in a range from 0 to 255
            ColorModel baseColorModel = csIndexed.getBaseColorSpace().createColorModel(8);
            // number of possible color values in the target color space
            int numberOfColorValues = 1 << bpc;
            // number of indexed color values
            int highValue = csIndexed.getHighValue();
            // choose the correct size, sometimes there are more indexed values than needed
            // and sometimes there are fewer indexed value than possible
            int size = Math.min(numberOfColorValues - 1, highValue);
            byte[] index = csIndexed.getLookupData();
            boolean hasAlpha = baseColorModel.hasAlpha();
            COSBase maskArray = getMask();
            if (baseColorModel.getTransferType() != DataBuffer.TYPE_BYTE) {
                throw new IOException("Not implemented");
            }
            // the IndexColorModel uses RGB-based color values
            // which leads to 3 color components and a optional alpha channel
            int numberOfComponents = 3 + (hasAlpha ? 1 : 0);
            int buffersize = (size + 1) * numberOfComponents;
            byte[] colorValues = new byte[buffersize];
            byte[] inData = new byte[baseColorModel.getNumComponents()];
            int bufferIndex = 0;
            for (int i = 0; i <= size; i++) {
                System.arraycopy(index, i * inData.length, inData, 0, inData.length);
                // convert the indexed color values to RGB 
                colorValues[bufferIndex] = (byte) baseColorModel.getRed(inData);
                colorValues[bufferIndex + 1] = (byte) baseColorModel.getGreen(inData);
                colorValues[bufferIndex + 2] = (byte) baseColorModel.getBlue(inData);
                if (hasAlpha) {
                    colorValues[bufferIndex + 3] = (byte) baseColorModel.getAlpha(inData);
                }
                bufferIndex += numberOfComponents;
            }
            if (maskArray != null && maskArray instanceof COSArray) {
                cm = new IndexColorModel(bpc, size + 1, colorValues, 0, hasAlpha,
                        ((COSArray) maskArray).getInt(0));
            } else {
                cm = new IndexColorModel(bpc, size + 1, colorValues, 0, hasAlpha);
            }
        } else if (colorspace instanceof PDSeparation) {
            PDSeparation csSeparation = (PDSeparation) colorspace;
            int numberOfComponents = csSeparation.getAlternateColorSpace().getNumberOfComponents();
            PDFunction tintTransformFunc = csSeparation.getTintTransform();
            COSArray decode = getDecode();
            // we have to invert the tint-values,
            // if the Decode array exists and consists of (1,0)
            boolean invert = decode != null && decode.getInt(0) == 1;
            // TODO add interpolation for other decode values then 1,0
            int maxValue = (int) Math.pow(2, bpc) - 1;
            // destination array
            byte[] mappedData = new byte[width * height * numberOfComponents];
            int rowLength = width * numberOfComponents;
            float[] input = new float[1];
            for (int i = 0; i < height; i++) {
                int rowOffset = i * rowLength;
                for (int j = 0; j < width; j++) {
                    // scale tint values to a range of 0...1
                    int value = (array[i * width + j] + 256) % 256;
                    if (invert) {
                        input[0] = 1 - (value / maxValue);
                    } else {
                        input[0] = value / maxValue;
                    }
                    float[] mappedColor = tintTransformFunc.eval(input);
                    int columnOffset = j * numberOfComponents;
                    for (int k = 0; k < numberOfComponents; k++) {
                        // redo scaling for every single color value 
                        float mappedValue = mappedColor[k];
                        mappedData[rowOffset + columnOffset + k] = (byte) (mappedValue * maxValue);
                    }
                }
            }
            array = mappedData;
            cm = colorspace.createColorModel(bpc);
        } else if (bpc == 1) {
            byte[] map = null;
            if (colorspace instanceof PDDeviceGray) {
                COSArray decode = getDecode();
                // we have to invert the b/w-values,
                // if the Decode array exists and consists of (1,0)
                if (decode != null && decode.getInt(0) == 1) {
                    map = new byte[] { (byte) 0xff };
                } else {
                    map = new byte[] { (byte) 0x00, (byte) 0xff };
                }
            } else if (colorspace instanceof PDICCBased) {
                if (((PDICCBased) colorspace).getNumberOfComponents() == 1) {
                    map = new byte[] { (byte) 0xff };
                } else {
                    map = new byte[] { (byte) 0x00, (byte) 0xff };
                }
            } else {
                map = new byte[] { (byte) 0x00, (byte) 0xff };
            }
            cm = new IndexColorModel(bpc, map.length, map, map, map, Transparency.OPAQUE);
        } else {
            if (colorspace instanceof PDICCBased) {
                if (((PDICCBased) colorspace).getNumberOfComponents() == 1) {
                    byte[] map = new byte[] { (byte) 0xff };
                    cm = new IndexColorModel(bpc, 1, map, map, map, Transparency.OPAQUE);
                } else {
                    cm = colorspace.createColorModel(bpc);
                }
            } else {
                cm = colorspace.createColorModel(bpc);
            }
        }

        LOG.debug("ColorModel: " + cm.toString());
        WritableRaster raster = cm.createCompatibleWritableRaster(width, height);
        DataBufferByte buffer = (DataBufferByte) raster.getDataBuffer();
        byte[] bufferData = buffer.getData();

        System.arraycopy(array, 0, bufferData, 0,
                (array.length < bufferData.length ? array.length : bufferData.length));
        image = new BufferedImage(cm, raster, false, null);

        // If there is a 'soft mask' image then we use that as a transparency mask.
        PDXObjectImage smask = getSMaskImage();
        if (smask != null) {
            BufferedImage smaskBI = smask.getRGBImage();

            COSArray decodeArray = smask.getDecode();

            CompositeImage compositeImage = new CompositeImage(image, smaskBI);
            BufferedImage rgbImage = compositeImage.createMaskedImage(decodeArray);

            return rgbImage;
        } else if (getImageMask()) {
            BufferedImage stencilMask = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
            Graphics2D graphics = (Graphics2D) stencilMask.getGraphics();
            if (getStencilColor() != null) {
                graphics.setColor(getStencilColor().getJavaColor());
            } else {
                // this might happen when using ExractImages, see PDFBOX-1145
                LOG.debug("no stencil color for PixelMap found, using Color.BLACK instead.");
                graphics.setColor(Color.BLACK);
            }

            graphics.fillRect(0, 0, width, height);
            // assume default values ([0,1]) for the DecodeArray
            // TODO DecodeArray == [1,0]
            graphics.setComposite(AlphaComposite.DstIn);
            graphics.drawImage(image, null, 0, 0);
            return stencilMask;
        } else {
            // if there is no mask, use the unaltered image.
            return image;
        }
    } catch (Exception exception) {
        LOG.error(exception, exception);
        //A NULL return is caught in pagedrawer.Invoke.process() so don't re-throw.
        //Returning the NULL falls through to Phillip Koch's TODO section.
        return null;
    }
}

From source file:de._13ducks.cor.graphics.GraphicsComponent.java

private void renderUnits(Graphics2D g2) {
    selectionShadows = new ArrayList();
    if (unitList != null) {
        for (int i = 0; i < unitList.size(); i++) {
            // Liste durchgehen
            Unit unit = unitList.get(i);
            // Einheit an aktuelle Position rendern
            String tex = unit.getGraphicsData().getTexture();
            CoRImage tempImage = imgMap.get(tex);
            if (tempImage != null) {
                // Einheit zeichnen
                g2.drawImage(tempImage.getImage(), (unit.getMainPosition().getX() - positionX) * 10,
                        (int) ((unit.getMainPosition().getY() - positionY) * 7.5), null);

            } else {
                System.out.println("[RogGraphics][ERROR]: Image \"" + tex + "\" not found!");
            }/*from ww w  .  j av a 2s.co m*/

        }
    }
}