Java Code Examples for java.awt.image.MemoryImageSource

The following are top voted examples for showing how to use java.awt.image.MemoryImageSource. These examples are extracted from open source projects. You can vote up the examples you like and your votes will be used in our system to generate more good examples.
Example 1
Project: jdk8u_jdk   File: ImageTransferTest.java   View source code 7 votes vote down vote up
private static Image createImage() {
    int w = 100;
    int h = 100;
    int[] pix = new int[w * h];

    int index = 0;
    for (int y = 0; y < h; y++) {
        for (int x = 0; x < w; x++) {
            int red = 127;
            int green = 127;
            int blue = y > h / 2 ? 127 : 0;
            int alpha = 255;
            if (x < w / 4 && y < h / 4) {
                alpha = 0;
                red = 0;
            }
            pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue;
        }
    }
    return Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w, h, pix, 0, w));
}
 
Example 2
Project: SpotSpotter   File: BMPReader.java   View source code 6 votes vote down vote up
protected static Image readImage24(FileInputStream fs, BitmapHeader bh) throws IOException {
	Image image;
	if (bh.iSizeimage == 0) {
		bh.iSizeimage = ((((bh.iWidth * bh.iBitcount) + 31) & ~31) >> 3);
		bh.iSizeimage *= bh.iHeight;
	}
	final int npad = (bh.iSizeimage / bh.iHeight) - bh.iWidth * 3;
	final int ndata[] = new int[bh.iHeight * bh.iWidth];
	final byte brgb[] = new byte[(bh.iWidth + npad) * 3 * bh.iHeight];
	fs.read(brgb, 0, (bh.iWidth + npad) * 3 * bh.iHeight);
	int nindex = 0;
	for (int j = 0; j < bh.iHeight; j++) {
		for (int i = 0; i < bh.iWidth; i++) {
			ndata[bh.iWidth * (bh.iHeight - j - 1) + i] = constructInt3(brgb, nindex);
			nindex += 3;
		}
		nindex += npad;
	}
	image = Toolkit.getDefaultToolkit()
			.createImage(new MemoryImageSource(bh.iWidth, bh.iHeight, ndata, 0, bh.iWidth));
	fs.close();
	return (image);
}
 
Example 3
Project: SpotSpotter   File: BMPReader.java   View source code 6 votes vote down vote up
protected static Image readImage32(FileInputStream fs, BitmapHeader bh) throws IOException {
	Image image;
	final int ndata[] = new int[bh.iHeight * bh.iWidth];
	final byte brgb[] = new byte[bh.iWidth * 4 * bh.iHeight];
	fs.read(brgb, 0, bh.iWidth * 4 * bh.iHeight);
	int nindex = 0;
	for (int j = 0; j < bh.iHeight; j++) {
		for (int i = 0; i < bh.iWidth; i++) {
			ndata[bh.iWidth * (bh.iHeight - j - 1) + i] = constructInt3(brgb, nindex);
			nindex += 4;
		}
	}
	image = Toolkit.getDefaultToolkit()
			.createImage(new MemoryImageSource(bh.iWidth, bh.iHeight, ndata, 0, bh.iWidth));
	fs.close();
	return (image);
}
 
Example 4
Project: OpenJSharp   File: XYZApp.java   View source code 6 votes vote down vote up
private void Setup() {
    balls = new Image[nBalls];
    byte red[] = new byte[256];
    red[0] = (byte) bgGrey;
    byte green[] = new byte[256];
    green[0] = (byte) bgGrey;
    byte blue[] = new byte[256];
    blue[0] = (byte) bgGrey;
    for (int r = 0; r < nBalls; r++) {
        float b = (float) (r + 1) / nBalls;
        for (int i = maxr; i >= 1; --i) {
            float d = (float) i / maxr;
            red[i] = (byte) blend(blend(Rl, 255, d), bgGrey, b);
            green[i] = (byte) blend(blend(Gl, 255, d), bgGrey, b);
            blue[i] = (byte) blend(blend(Bl, 255, d), bgGrey, b);
        }
        IndexColorModel model = new IndexColorModel(8, maxr + 1,
                red, green, blue, 0);
        balls[r] = applet.createImage(
                new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
    }
}
 
Example 5
Project: jdk8u-jdk   File: XYZApp.java   View source code 6 votes vote down vote up
private void Setup() {
    balls = new Image[nBalls];
    byte red[] = new byte[256];
    red[0] = (byte) bgGrey;
    byte green[] = new byte[256];
    green[0] = (byte) bgGrey;
    byte blue[] = new byte[256];
    blue[0] = (byte) bgGrey;
    for (int r = 0; r < nBalls; r++) {
        float b = (float) (r + 1) / nBalls;
        for (int i = maxr; i >= 1; --i) {
            float d = (float) i / maxr;
            red[i] = (byte) blend(blend(Rl, 255, d), bgGrey, b);
            green[i] = (byte) blend(blend(Gl, 255, d), bgGrey, b);
            blue[i] = (byte) blend(blend(Bl, 255, d), bgGrey, b);
        }
        IndexColorModel model = new IndexColorModel(8, maxr + 1,
                red, green, blue, 0);
        balls[r] = applet.createImage(
                new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
    }
}
 
Example 6
Project: jdk8u-jdk   File: ImageTransferTest.java   View source code 6 votes vote down vote up
private static Image createImage() {
    int w = 100;
    int h = 100;
    int[] pix = new int[w * h];

    int index = 0;
    for (int y = 0; y < h; y++) {
        for (int x = 0; x < w; x++) {
            int red = 127;
            int green = 127;
            int blue = y > h / 2 ? 127 : 0;
            int alpha = 255;
            if (x < w / 4 && y < h / 4) {
                alpha = 0;
                red = 0;
            }
            pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue;
        }
    }
    return Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w, h, pix, 0, w));
}
 
Example 7
Project: openjdk-jdk10   File: XYZApp.java   View source code 6 votes vote down vote up
private void Setup() {
    balls = new Image[nBalls];
    byte red[] = new byte[256];
    red[0] = (byte) bgGrey;
    byte green[] = new byte[256];
    green[0] = (byte) bgGrey;
    byte blue[] = new byte[256];
    blue[0] = (byte) bgGrey;
    for (int r = 0; r < nBalls; r++) {
        float b = (float) (r + 1) / nBalls;
        for (int i = maxr; i >= 1; --i) {
            float d = (float) i / maxr;
            red[i] = (byte) blend(blend(Rl, 255, d), bgGrey, b);
            green[i] = (byte) blend(blend(Gl, 255, d), bgGrey, b);
            blue[i] = (byte) blend(blend(Bl, 255, d), bgGrey, b);
        }
        IndexColorModel model = new IndexColorModel(8, maxr + 1,
                red, green, blue, 0);
        balls[r] = applet.createImage(
                new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
    }
}
 
Example 8
Project: openjdk-jdk10   File: ImageTransferTest.java   View source code 6 votes vote down vote up
private static Image createImage() {
    int w = 100;
    int h = 100;
    int[] pix = new int[w * h];

    int index = 0;
    for (int y = 0; y < h; y++) {
        for (int x = 0; x < w; x++) {
            int red = 127;
            int green = 127;
            int blue = y > h / 2 ? 127 : 0;
            int alpha = 255;
            if (x < w / 4 && y < h / 4) {
                alpha = 0;
                red = 0;
            }
            pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue;
        }
    }
    return Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w, h, pix, 0, w));
}
 
Example 9
Project: openjdk9   File: XYZApp.java   View source code 6 votes vote down vote up
private void Setup() {
    balls = new Image[nBalls];
    byte red[] = new byte[256];
    red[0] = (byte) bgGrey;
    byte green[] = new byte[256];
    green[0] = (byte) bgGrey;
    byte blue[] = new byte[256];
    blue[0] = (byte) bgGrey;
    for (int r = 0; r < nBalls; r++) {
        float b = (float) (r + 1) / nBalls;
        for (int i = maxr; i >= 1; --i) {
            float d = (float) i / maxr;
            red[i] = (byte) blend(blend(Rl, 255, d), bgGrey, b);
            green[i] = (byte) blend(blend(Gl, 255, d), bgGrey, b);
            blue[i] = (byte) blend(blend(Bl, 255, d), bgGrey, b);
        }
        IndexColorModel model = new IndexColorModel(8, maxr + 1,
                red, green, blue, 0);
        balls[r] = applet.createImage(
                new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
    }
}
 
Example 10
Project: openjdk9   File: ImageTransferTest.java   View source code 6 votes vote down vote up
private static Image createImage() {
    int w = 100;
    int h = 100;
    int[] pix = new int[w * h];

    int index = 0;
    for (int y = 0; y < h; y++) {
        for (int x = 0; x < w; x++) {
            int red = 127;
            int green = 127;
            int blue = y > h / 2 ? 127 : 0;
            int alpha = 255;
            if (x < w / 4 && y < h / 4) {
                alpha = 0;
                red = 0;
            }
            pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue;
        }
    }
    return Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w, h, pix, 0, w));
}
 
Example 11
Project: itext2   File: BarcodeDatamatrix.java   View source code 6 votes vote down vote up
/**
 * Creates a <CODE>java.awt.Image</CODE>. A successful call to the method <CODE>generate()</CODE>
 * before calling this method is required.
 * @param foreground the color of the bars
 * @param background the color of the background
 * @return the image
 */    
public java.awt.Image createAwtImage(Color foreground, Color background) {
    if (image == null)
        return null;
    int f = foreground.getRGB();
    int g = background.getRGB();
    Canvas canvas = new Canvas();

    int w = width + 2 * ws;
    int h = height + 2 * ws;
    int pix[] = new int[w * h];
    int stride = (w + 7) / 8;
    int ptr = 0;
    for (int k = 0; k < h; ++k) {
        int p = k * stride;
        for (int j = 0; j < w; ++j) {
            int b = image[p + (j / 8)] & 0xff;
            b <<= j % 8;
            pix[ptr++] = (b & 0x80) == 0 ? g : f;
        }
    }
    java.awt.Image img = canvas.createImage(new MemoryImageSource(w, h, pix, 0, w));
    return img;
}
 
Example 12
Project: audiveris   File: TestImage.java   View source code 6 votes vote down vote up
public static Image decodeImage (String[] rows)
{
    final int width = rows[0].length();
    final int height = rows.length;
    int[] pix = new int[width * height];
    int index = 0;

    for (String row : rows) {
        for (int x = 0; x < width; x++) {
            pix[index++] = decodeARGB(row.charAt(x));
        }
    }

    // Create the proper image icon
    Toolkit tk = Toolkit.getDefaultToolkit();

    return tk.createImage(new MemoryImageSource(width, height, pix, 0, width));
}
 
Example 13
Project: yajsw   File: HelloWorld.java   View source code 6 votes vote down vote up
private static void startTray()
{
	SystemTray tray = SystemTray.getSystemTray();
	int w = 80;
	int[] pix = new int[w * w];
	for (int i = 0; i < w * w; i++)
		pix[i] = (int) (Math.random() * 255);
	ImageProducer producer = new MemoryImageSource(w, w, pix, 0, w);
	Image image = Toolkit.getDefaultToolkit().createImage(producer);
	TrayIcon trayIcon = new TrayIcon(image);
	trayIcon.setImageAutoSize(true);
	startWindow();
	try
	{
		tray.add(trayIcon);
		System.out.println("installed tray");
	}
	catch (AWTException e)
	{
		// TODO Auto-generated catch block
		e.printStackTrace();
	}
}
 
Example 14
Project: OpenNFMM   File: xtGraphics.java   View source code 6 votes vote down vote up
static private Image bressed(final Image image) {
    final int i = image.getHeight(null);
    final int i340 = image.getWidth(null);
    final int[] is = new int[i340 * i];
    final PixelGrabber pixelgrabber = new PixelGrabber(image, 0, 0, i340, i, is, 0, i340);
    try {
        pixelgrabber.grabPixels();
    } catch (final InterruptedException ignored) {

    }
    final Color color = new Color(247, 255, 165);
    for (int i341 = 0; i341 < i340 * i; i341++)
        if (is[i341] != is[i340 * i - 1]) {
            is[i341] = color.getRGB();
        }
    return xt.createImage(new MemoryImageSource(i340, i, is, 0, i340));
}
 
Example 15
Project: OpenNFMM   File: xtGraphics.java   View source code 6 votes vote down vote up
static private Image pressed(final Image image) {
    final int i = image.getHeight(null);
    final int i337 = image.getWidth(null);
    final int[] is = new int[i337 * i];
    final PixelGrabber pixelgrabber = new PixelGrabber(image, 0, 0, i337, i, is, 0, i337);
    try {
        pixelgrabber.grabPixels();
    } catch (final InterruptedException ignored) {

    }
    for (int i338 = 0; i338 < i337 * i; i338++)
        if (is[i338] != is[i337 * i - 1]) {
            is[i338] = -16777216;
        }
    return xt.createImage(new MemoryImageSource(i337, i, is, 0, i337));
}
 
Example 16
Project: jdk8u_jdk   File: XYZApp.java   View source code 6 votes vote down vote up
private void Setup() {
    balls = new Image[nBalls];
    byte red[] = new byte[256];
    red[0] = (byte) bgGrey;
    byte green[] = new byte[256];
    green[0] = (byte) bgGrey;
    byte blue[] = new byte[256];
    blue[0] = (byte) bgGrey;
    for (int r = 0; r < nBalls; r++) {
        float b = (float) (r + 1) / nBalls;
        for (int i = maxr; i >= 1; --i) {
            float d = (float) i / maxr;
            red[i] = (byte) blend(blend(Rl, 255, d), bgGrey, b);
            green[i] = (byte) blend(blend(Gl, 255, d), bgGrey, b);
            blue[i] = (byte) blend(blend(Bl, 255, d), bgGrey, b);
        }
        IndexColorModel model = new IndexColorModel(8, maxr + 1,
                red, green, blue, 0);
        balls[r] = applet.createImage(
                new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
    }
}
 
Example 17
Project: lookaside_java-1.8.0-openjdk   File: XYZApp.java   View source code 6 votes vote down vote up
private void Setup() {
    balls = new Image[nBalls];
    byte red[] = new byte[256];
    red[0] = (byte) bgGrey;
    byte green[] = new byte[256];
    green[0] = (byte) bgGrey;
    byte blue[] = new byte[256];
    blue[0] = (byte) bgGrey;
    for (int r = 0; r < nBalls; r++) {
        float b = (float) (r + 1) / nBalls;
        for (int i = maxr; i >= 1; --i) {
            float d = (float) i / maxr;
            red[i] = (byte) blend(blend(Rl, 255, d), bgGrey, b);
            green[i] = (byte) blend(blend(Gl, 255, d), bgGrey, b);
            blue[i] = (byte) blend(blend(Bl, 255, d), bgGrey, b);
        }
        IndexColorModel model = new IndexColorModel(8, maxr + 1,
                red, green, blue, 0);
        balls[r] = applet.createImage(
                new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
    }
}
 
Example 18
Project: lookaside_java-1.8.0-openjdk   File: ImageTransferTest.java   View source code 6 votes vote down vote up
private static Image createImage() {
    int w = 100;
    int h = 100;
    int[] pix = new int[w * h];

    int index = 0;
    for (int y = 0; y < h; y++) {
        for (int x = 0; x < w; x++) {
            int red = 127;
            int green = 127;
            int blue = y > h / 2 ? 127 : 0;
            int alpha = 255;
            if (x < w / 4 && y < h / 4) {
                alpha = 0;
                red = 0;
            }
            pix[index++] = (alpha << 24) | (red << 16) | (green << 8) | blue;
        }
    }
    return Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w, h, pix, 0, w));
}
 
Example 19
Project: javify   File: DefaultHSBChooserPanel.java   View source code 6 votes vote down vote up
/**
 * This method updates the gradient image with a new one taking the Hue
 * value as the constant.
 */
private void updateHLockImage()
{
  int index = 0;
  int[] pix = new int[imgWidth * imgHeight];
  float hValue = ((Number) hSpinner.getValue()).intValue() / 360f;

  for (int j = 0; j < imgHeight; j++)
    for (int i = 0; i < imgWidth; i++)
      pix[index++] = Color.HSBtoRGB(hValue, (imgWidth - i * 1f) / imgWidth,
                                    (imgHeight - j * 1f) / imgHeight)
                     | (255 << 24);

  gradientImage = createImage(new MemoryImageSource(imgWidth, imgHeight,
                                                    pix, 0, imgWidth));
}
 
Example 20
Project: javify   File: DefaultHSBChooserPanel.java   View source code 6 votes vote down vote up
/**
 * This method updates the gradient image with a new one taking the
 * Brightness value as the constant.
 */
private void updateBLockImage()
{
  int[] pix = new int[imgWidth * imgHeight];
  float bValue = ((Number) bSpinner.getValue()).intValue() / 100f;

  int index = 0;
  for (int j = 0; j < imgHeight; j++)
    for (int i = 0; i < imgWidth; i++)
      pix[index++] = Color.HSBtoRGB(i * 1f / imgWidth,
                                    (imgHeight - j * 1f) / imgHeight, bValue)
                     | (255 << 24);

  gradientImage = createImage(new MemoryImageSource(imgWidth, imgHeight,
                                                    pix, 0, imgWidth));
}
 
Example 21
Project: javify   File: DefaultHSBChooserPanel.java   View source code 6 votes vote down vote up
/**
 * This method updates the track gradient image if the Saturation value is
 * allowed to change (according to the JRadioButtons).
 */
private void updateSTrack()
{
  int[] trackPix = new int[trackWidth * imgHeight];

  float hValue = ((Number) hSpinner.getValue()).intValue() / 360f;
  float bValue = ((Number) bSpinner.getValue()).intValue() / 100f;

  int trackIndex = 0;
  for (int j = 0; j < imgHeight; j++)
    for (int i = 0; i < trackWidth; i++)
      trackPix[trackIndex++] = Color.HSBtoRGB(hValue,
                                              (imgHeight - j * 1f) / imgHeight,
                                              bValue) | (255 << 24);

  trackImage = createImage(new MemoryImageSource(trackWidth, imgHeight,
                                                 trackPix, 0, trackWidth));
}
 
Example 22
Project: javify   File: DefaultHSBChooserPanel.java   View source code 6 votes vote down vote up
/**
 * This method updates the track gradient image if the Brightness value is
 * allowed to change (according to the JRadioButtons).
 */
private void updateBTrack()
{
  int[] trackPix = new int[trackWidth * imgHeight];

  float hValue = ((Number) hSpinner.getValue()).intValue() / 360f;
  float sValue = ((Number) sSpinner.getValue()).intValue() / 100f;

  int trackIndex = 0;
  for (int j = 0; j < imgHeight; j++)
    for (int i = 0; i < trackWidth; i++)
      trackPix[trackIndex++] = Color.HSBtoRGB(hValue, sValue,
                                              (imgHeight - j * 1f) / imgHeight)
                               | (255 << 24);

  trackImage = createImage(new MemoryImageSource(trackWidth, imgHeight,
                                                 trackPix, 0, trackWidth));
}
 
Example 23
Project: javify   File: GtkImage.java   View source code 6 votes vote down vote up
/**
 * Returns the source of this image.
 */
public ImageProducer getSource ()
{
  if (!isLoaded)
    return null;

  int[] pixels;
  synchronized (pixbufLock)
    {
      if (!errorLoading)
        pixels = getPixels();
      else
        return null;
    }
  return new MemoryImageSource(width, height, nativeModel, pixels,
                               0, width);
}
 
Example 24
Project: sdrtrunk   File: WaterfallPanel.java   View source code 6 votes vote down vote up
/**
 * Resets the memory image source and byte backing array when the DFT point
 * size has changed
 */
private void reset()
{
	mPixels = new byte[ mDFTSize * mImageHeight ];

	mMemoryImageSource = new MemoryImageSource( mDFTSize, 
			mImageHeight,
			mColorModel,
			mPixels,
			0,
			mDFTSize );
	
       mMemoryImageSource.setAnimated( true );

       mWaterfallImage = createImage( mMemoryImageSource );
       
       repaint();
}
 
Example 25
Project: cmoct-sourcecode   File: CCITTG4Image.java   View source code 6 votes vote down vote up
@Override
public Object getImageProducer()
{

	// DEBUG System.out.println("CCITTG4Image::getImage()");

	byte rawImage[] = getRawImage();
	if (bitsPerSample == 8 && rawImage != null)
	{
		ColorModel cm = makeColorModel();
		return new MemoryImageSource(imageWidth, imageHeight, cm,
				imageBytes, 0, imageWidth);
	}

	return null;
}
 
Example 26
Project: cmoct-sourcecode   File: CodedImage.java   View source code 6 votes vote down vote up
public Object getImageProducer()
{

	ColorModel cm = makeColorModel();
	int[] pixels;
	imageWidth = 256;
	imageHeight = 256;

	pixels = new int[imageWidth * imageHeight];
	for (int y = 0; y < pixels.length; y += imageWidth)
	{
		for (int x = 0; x < imageWidth; x++)
		{
			pixels[x + y] = (x & 0xff);
		}
	}

	return new MemoryImageSource(imageWidth, imageHeight, pixels, 0,
			imageWidth);
}
 
Example 27
Project: cmoct-sourcecode   File: ImageOperations.java   View source code 6 votes vote down vote up
/**
 * Ints must be maskable by red 0xff0000, <br>
 * green 0xff00, <br>
 * blue 0xff, <alpha> 0xff000000
 * 
 * @param pixels
 * @param width
 * @param height
 * @return
 */
public static BufferedImage pixelsToImage(int[] pixels, int width,
		int height) {
	DirectColorModel directColorModel = new DirectColorModel(32, 0xff0000,
			0xff00, 0xff, 0xff000000);
	MemoryImageSource memoryImageSource = new MemoryImageSource(width,
			height, directColorModel, pixels, 0, width);
	SampleModel sampleModel = directColorModel.createCompatibleSampleModel(
			width, height);
	DataBufferInt dataBufferInt = new DataBufferInt(pixels, width * height);

	WritableRaster writableRaster = Raster.createWritableRaster(
			sampleModel, dataBufferInt, new Point(0, 0));
	BufferedImage bufferedImage = new BufferedImage(directColorModel,
			writableRaster, false, null);

	return bufferedImage;
}
 
Example 28
Project: mars-sim   File: StarRater.java   View source code 6 votes vote down vote up
/**
 * Converts a byte array to an image that has previously been converted with imageToCompressedByteArray(Image image).
 * The image is not recognizable as image from standard tools.
 *
 * @param data  The image.
 * @return  The image.
 */
public static Image compressedByteArrayToImage(byte[] data) {
  try {
    // unzip data
    ByteArrayInputStream byteStream = new ByteArrayInputStream(data);
    GZIPInputStream zippedStream = new GZIPInputStream(byteStream);
    ObjectInputStream objectStream = new ObjectInputStream(zippedStream);
    int width = objectStream.readShort();
    int height = objectStream.readShort();
    int[] imageSource = (int[])objectStream.readObject();
    objectStream.close();

    // create image
    MemoryImageSource mis = new MemoryImageSource(width, height, imageSource, 0, width);
    return Toolkit.getDefaultToolkit().createImage(mis);
  }
  catch (Exception e) {
    return null;
  }
}
 
Example 29
Project: jvm-stm   File: DefaultHSBChooserPanel.java   View source code 6 votes vote down vote up
/**
  * This method updates the gradient image with a new one taking the Hue
  * value as the constant.
  */
 private void updateHLockImage()
 {
   int index = 0;
   int[] pix = new int[imgWidth * imgHeight];
   float hValue = ((Number) hSpinner.getValue()).intValue() / 360f;

   for (int j = 0; j < imgHeight; j++)
     for (int i = 0; i < imgWidth; i++)
pix[index++] = Color.HSBtoRGB(hValue, (imgWidth - i * 1f) / imgWidth,
                              (imgHeight - j * 1f) / imgHeight)
               | (255 << 24);

   gradientImage = createImage(new MemoryImageSource(imgWidth, imgHeight,
                                                     pix, 0, imgWidth));
 }
 
Example 30
Project: jvm-stm   File: DefaultHSBChooserPanel.java   View source code 6 votes vote down vote up
/**
  * This method updates the gradient image with a new one taking the
  * Brightness value as the constant.
  */
 private void updateBLockImage()
 {
   int[] pix = new int[imgWidth * imgHeight];
   float bValue = ((Number) bSpinner.getValue()).intValue() / 100f;

   int index = 0;
   for (int j = 0; j < imgHeight; j++)
     for (int i = 0; i < imgWidth; i++)
pix[index++] = Color.HSBtoRGB(i * 1f / imgWidth,
                              (imgHeight - j * 1f) / imgHeight, bValue)
               | (255 << 24);

   gradientImage = createImage(new MemoryImageSource(imgWidth, imgHeight,
                                                     pix, 0, imgWidth));
 }
 
Example 31
Project: jvm-stm   File: DefaultHSBChooserPanel.java   View source code 6 votes vote down vote up
/**
  * This method updates the track gradient image if the Saturation value is
  * allowed to change (according to the JRadioButtons).
  */
 private void updateSTrack()
 {
   int[] trackPix = new int[trackWidth * imgHeight];

   float hValue = ((Number) hSpinner.getValue()).intValue() / 360f;
   float bValue = ((Number) bSpinner.getValue()).intValue() / 100f;

   int trackIndex = 0;
   for (int j = 0; j < imgHeight; j++)
     for (int i = 0; i < trackWidth; i++)
trackPix[trackIndex++] = Color.HSBtoRGB(hValue,
                                        (imgHeight - j * 1f) / imgHeight,
                                        bValue) | (255 << 24);

   trackImage = createImage(new MemoryImageSource(trackWidth, imgHeight,
                                                  trackPix, 0, trackWidth));
 }
 
Example 32
Project: jvm-stm   File: DefaultHSBChooserPanel.java   View source code 6 votes vote down vote up
/**
  * This method updates the track gradient image if the Brightness value is
  * allowed to change (according to the JRadioButtons).
  */
 private void updateBTrack()
 {
   int[] trackPix = new int[trackWidth * imgHeight];

   float hValue = ((Number) hSpinner.getValue()).intValue() / 360f;
   float sValue = ((Number) sSpinner.getValue()).intValue() / 100f;

   int trackIndex = 0;
   for (int j = 0; j < imgHeight; j++)
     for (int i = 0; i < trackWidth; i++)
trackPix[trackIndex++] = Color.HSBtoRGB(hValue, sValue,
                                        (imgHeight - j * 1f) / imgHeight)
                         | (255 << 24);

   trackImage = createImage(new MemoryImageSource(trackWidth, imgHeight,
                                                  trackPix, 0, trackWidth));
 }
 
Example 33
Project: jvm-stm   File: GtkImage.java   View source code 6 votes vote down vote up
/**
 * Returns the source of this image.
 */
public ImageProducer getSource ()
{
  if (!isLoaded)
    return null;

  int[] pixels;
  synchronized (pixbufLock)
    {
      if (!errorLoading)
        pixels = getPixels();
      else
        return null;
    }
  return new MemoryImageSource(width, height, nativeModel, pixels, 
                               0, width);
}
 
Example 34
Project: OpenNFMM   File: xtGraphics.java   View source code 6 votes vote down vote up
static private Image bressed(final Image image) {
    final int i = image.getHeight(null);
    final int i340 = image.getWidth(null);
    final int[] is = new int[i340 * i];
    final PixelGrabber pixelgrabber = new PixelGrabber(image, 0, 0, i340, i, is, 0, i340);
    try {
        pixelgrabber.grabPixels();
    } catch (final InterruptedException ignored) {

    }
    final Color color = new Color(247, 255, 165);
    for (int i341 = 0; i341 < i340 * i; i341++)
        if (is[i341] != is[i340 * i - 1]) {
            is[i341] = color.getRGB();
        }
    return xt.createImage(new MemoryImageSource(i340, i, is, 0, i340));
}
 
Example 35
Project: OpenNFMM   File: xtGraphics.java   View source code 6 votes vote down vote up
static private Image pressed(final Image image) {
    final int i = image.getHeight(null);
    final int i337 = image.getWidth(null);
    final int[] is = new int[i337 * i];
    final PixelGrabber pixelgrabber = new PixelGrabber(image, 0, 0, i337, i, is, 0, i337);
    try {
        pixelgrabber.grabPixels();
    } catch (final InterruptedException ignored) {

    }
    for (int i338 = 0; i338 < i337 * i; i338++)
        if (is[i338] != is[i337 * i - 1]) {
            is[i338] = -16777216;
        }
    return xt.createImage(new MemoryImageSource(i337, i, is, 0, i337));
}
 
Example 36
Project: HTML5_WebSite   File: MandelbrotPlot.java   View source code 6 votes vote down vote up
private Image drawMandelbrot() {
        final int width=getSize().width;
        final int height=getSize().height;
        final MandelbrotSet set=new MandelbrotSet();
        double x,y;
        int pixels[]=new int[width*height];
        int index=0;
        for(int j=0;j<height;j++) {
                for(int i=0;i<width;i++) {
                        x=i*3.0/width-2.0;
                        y=1.25-j*2.5/height;
                        pixels[index++]=colorLookup(set.isMember(x,y,N));
                }
        }
        return createImage(new MemoryImageSource(width,height,pixels,0,width));
}
 
Example 37
Project: HTML5_WebSite   File: MandelbrotPlot.java   View source code 6 votes vote down vote up
private Image drawJulia(Complex z) {
        final int width=getSize().width;
        final int height=getSize().height;
        final JuliaSet set=new JuliaSet(z);
        double x,y;
        int pixels[]=new int[width*height];
        int index=0;
        for(int j=0;j<height;j++) {
                for(int i=0;i<width;i++) {
                        x=i*4.0/width-2.0;
                        y=1.25-j*2.5/height;
                        pixels[index++]=colorLookup(set.isMember(x,y,N));
                }
        }
        return createImage(new MemoryImageSource(width,height,pixels,0,width));
}
 
Example 38
Project: ct-sim   File: MapComponent.java   View source code 6 votes vote down vote up
/**
 * Speichert die Karte als png-Bild
 * @param file Dateiname
 * @throws IOException 
 */
public void saveImage(File file) throws IOException {		
	/* Grosse der Map berechnen */
	final int width = max_x + (SECTION_SIZE - 1) - min_x + 1;
	final int height = max_y + (SECTION_SIZE * 2 - 1) - min_y + 1;
	
	/* belegten Teil in neues Bild kopieren */
	BufferedImage bimg = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
	Graphics g = bimg.createGraphics();
	g.setColor(new Color(128, 128, 128, 255)); // "Map-Wert 0"
	g.fillRect(0, 0, width, height);
	
	/* Pixel kopieren */
	int[] map = new int[width * height];
	for (int y = min_y + 1; y < max_y + SECTION_SIZE * 2; ++y) { // Zeilen
		System.arraycopy(pixels, min_x + 1 + y * WIDTH, map, (y - min_y - 1) * width, width); // alle Spalten einer Zeile
	}
	
	/* Bild zeichnen und als png speichern */
	g.drawImage(Toolkit.getDefaultToolkit().createImage(
		new MemoryImageSource(width, height, map, 0, width)), 0, 0, null);
	g.dispose();
	ImageIO.write(bimg, "png", file);
}
 
Example 39
Project: Advanced-Trigoplex   File: XYZApp.java   View source code 6 votes vote down vote up
private void Setup() {
    balls = new Image[nBalls];
    byte red[] = new byte[256];
    red[0] = (byte) bgGrey;
    byte green[] = new byte[256];
    green[0] = (byte) bgGrey;
    byte blue[] = new byte[256];
    blue[0] = (byte) bgGrey;
    for (int r = 0; r < nBalls; r++) {
        float b = (float) (r + 1) / nBalls;
        for (int i = maxr; i >= 1; --i) {
            float d = (float) i / maxr;
            red[i] = (byte) blend(blend(Rl, 255, d), bgGrey, b);
            green[i] = (byte) blend(blend(Gl, 255, d), bgGrey, b);
            blue[i] = (byte) blend(blend(Bl, 255, d), bgGrey, b);
        }
        IndexColorModel model = new IndexColorModel(8, maxr + 1,
                red, green, blue, 0);
        balls[r] = applet.createImage(
                new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
    }
}
 
Example 40
Project: infobip-open-jdk-8   File: XYZApp.java   View source code 6 votes vote down vote up
private void Setup() {
    balls = new Image[nBalls];
    byte red[] = new byte[256];
    red[0] = (byte) bgGrey;
    byte green[] = new byte[256];
    green[0] = (byte) bgGrey;
    byte blue[] = new byte[256];
    blue[0] = (byte) bgGrey;
    for (int r = 0; r < nBalls; r++) {
        float b = (float) (r + 1) / nBalls;
        for (int i = maxr; i >= 1; --i) {
            float d = (float) i / maxr;
            red[i] = (byte) blend(blend(Rl, 255, d), bgGrey, b);
            green[i] = (byte) blend(blend(Gl, 255, d), bgGrey, b);
            blue[i] = (byte) blend(blend(Bl, 255, d), bgGrey, b);
        }
        IndexColorModel model = new IndexColorModel(8, maxr + 1,
                red, green, blue, 0);
        balls[r] = applet.createImage(
                new MemoryImageSource(R * 2, R * 2, model, data, 0, R * 2));
    }
}