Пример #1
0
  /** paint the canvas into a image file of given width and height */
  public void writeToImage(String s, int w, int h) {
    String ext;
    File f;
    try {
      ext = s.substring(s.lastIndexOf(".") + 1);
      f = new File(s);
    } catch (Exception e) {
      System.out.println(e);
      return;
    }
    if (!ext.equals("jpg") && !ext.equals("png")) {
      System.out.println("Cannot write to file: Illegal extension " + ext);
      return;
    }
    boolean opq = true;
    if (theOpaque != null) opq = theOpaque;

    BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = image.createGraphics();
    g2.setBackground(Color.white);
    g2.setPaint(Color.black);
    g2.setStroke(new BasicStroke(1));
    g2.setRenderingHint(
        RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
    doBuffer(g2, true, new Rectangle(0, 0, w, h));
    try {
      ImageIO.write(image, ext, f);
    } catch (Exception e) {
      System.out.println(e);
    }
  }
Пример #2
0
 public void drawScaledImage(BufferedImage im, int x, int y, int w, int h) {
   float scaleX = w * 1.0f / im.getWidth();
   float scaleY = h * 1.0f / im.getHeight();
   AffineTransform tx = new AffineTransform();
   tx.scale(scaleX, scaleY);
   BufferedImageOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_BILINEAR);
   drawImage(im, op, x, y);
 }
Пример #3
0
 public static BufferedImage cropImage(BufferedImage bi, int x, int y, int w, int h) {
   BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
   Graphics2D g2 = image.createGraphics();
   g2.setRenderingHint(
       RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
   g2.setPaint(Color.white);
   g2.fillRect(0, 0, w, h);
   g2.drawImage(bi, -x, -y, null); // this);
   g2.dispose();
   return image;
 }
Пример #4
0
 public void paint(Graphics g) {
   synchronized (this) {
     Graphics2D g2d = (Graphics2D) g;
     if (img != null) {
       int imgw = img.getWidth();
       int imgh = img.getHeight();
       g2d.setComposite(AlphaComposite.Src);
       g2d.drawImage(img, null, 0, 0);
     }
   }
 }
Пример #5
0
 public static BufferedImage tileImage(BufferedImage im, int width, int height) {
   GraphicsConfiguration gc =
       GraphicsEnvironment.getLocalGraphicsEnvironment()
           .getDefaultScreenDevice()
           .getDefaultConfiguration();
   int transparency = Transparency.OPAQUE; // Transparency.BITMASK;
   BufferedImage compatible = gc.createCompatibleImage(width, height, transparency);
   Graphics2D g = (Graphics2D) compatible.getGraphics();
   g.setPaint(new TexturePaint(im, new Rectangle(0, 0, im.getWidth(), im.getHeight())));
   g.fillRect(0, 0, width, height);
   return compatible;
 }
Пример #6
0
 public static BufferedImage scaleImage(BufferedImage bi, double scale) {
   int w1 = (int) (Math.round(scale * bi.getWidth()));
   int h1 = (int) (Math.round(scale * bi.getHeight()));
   BufferedImage image = new BufferedImage(w1, h1, BufferedImage.TYPE_INT_RGB);
   Graphics2D g2 = image.createGraphics();
   g2.setRenderingHint(
       RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
   g2.setPaint(Color.white);
   g2.fillRect(0, 0, w1, h1);
   g2.drawImage(bi, 0, 0, w1, h1, null); // this);
   g2.dispose();
   return image;
 }
Пример #7
0
 public static BufferedImage rotateImage(BufferedImage bi) {
   int w = bi.getWidth();
   int h = bi.getHeight();
   BufferedImage image = new BufferedImage(h, w, BufferedImage.TYPE_INT_RGB);
   Graphics2D g2 = image.createGraphics();
   g2.setRenderingHint(
       RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
   g2.setPaint(Color.white); // getBackground());
   g2.fillRect(0, 0, h, w);
   g2.rotate(90 * Math.PI / 180);
   g2.drawImage(bi, 0, -h, w, h, null); // this);
   g2.dispose();
   return image;
 }
  private void internalPaintTabBackground(
      Graphics g, int tabPlacement, int tabIndex, int x, int y, int w, int h, boolean isSelected) {
    BufferedImage leftImg = null;
    BufferedImage middleImg = null;
    BufferedImage rightImg = null;

    Graphics2D g2 = (Graphics2D) g;

    AntialiasingManager.activateAntialiasing(g2);

    int tabOverlap = 0;

    if (isSelected) {
      if (tabPane.isEnabledAt(tabIndex)) {
        leftImg = DesktopUtilActivator.getImage(SELECTED_TAB_LEFT_BG);
        middleImg = DesktopUtilActivator.getImage(SELECTED_TAB_MIDDLE_BG);
        rightImg = DesktopUtilActivator.getImage(SELECTED_TAB_RIGHT_BG);

        tabOverlap = TAB_OVERLAP;
      } else {
        leftImg = DesktopUtilActivator.getImage(TAB_LEFT_BG);
        middleImg = DesktopUtilActivator.getImage(TAB_MIDDLE_BG);
        rightImg = DesktopUtilActivator.getImage(TAB_RIGHT_BG);
      }
    } else {
      leftImg = DesktopUtilActivator.getImage(TAB_LEFT_BG);
      middleImg = DesktopUtilActivator.getImage(TAB_MIDDLE_BG);
      rightImg = DesktopUtilActivator.getImage(TAB_RIGHT_BG);
    }

    // Remove the existing gap between the tabs and the panel, which is due
    // to the removal of the tabbed pane border.
    y++;
    // If the current tab is not the selected tab we paint it 2 more pixels
    // to the bottom in order to create the disabled look.
    if (!isSelected) y += 2;

    g2.drawImage(leftImg, x, y, null);
    g2.drawImage(
        middleImg,
        x + leftImg.getWidth(),
        y,
        w - leftImg.getWidth() - rightImg.getWidth() + tabOverlap,
        leftImg.getHeight(),
        null);
    g2.drawImage(rightImg, x + w - rightImg.getWidth() + tabOverlap, y, null);
  }
Пример #9
0
  public void run() {
    Thread me = Thread.currentThread();
    while (getSize().width <= 0) {
      try {
        anim.sleep(500);
      } catch (InterruptedException e) {
        return;
      }
    }

    Graphics2D g2d = null;
    Graphics2D BufferG2D = null;
    Graphics2D ScreenG2D = null;
    BasicStroke solid = new BasicStroke(9.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_ROUND, 9.0f);
    GeneralPath gp = new GeneralPath(GeneralPath.WIND_NON_ZERO);
    int rule = AlphaComposite.SRC_OVER;
    AlphaComposite opaque = AlphaComposite.SrcOver;
    AlphaComposite blend = AlphaComposite.getInstance(rule, 0.9f);
    AlphaComposite set = AlphaComposite.Src;
    int frame = 0;
    int frametmp = 0;
    Dimension oldSize = getSize();
    Shape clippath = null;
    while (anim == me) {
      Dimension size = getSize();
      if (size.width != oldSize.width || size.height != oldSize.height) {
        img = null;
        clippath = null;
        if (BufferG2D != null) {
          BufferG2D.dispose();
          BufferG2D = null;
        }
        if (ScreenG2D != null) {
          ScreenG2D.dispose();
          ScreenG2D = null;
        }
      }
      oldSize = size;

      if (img == null) {
        img = (BufferedImage) createImage(size.width, size.height);
      }

      if (BufferG2D == null) {
        BufferG2D = img.createGraphics();
        BufferG2D.setRenderingHint(
            RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_DEFAULT);
        BufferG2D.setClip(clippath);
      }
      g2d = BufferG2D;

      float[] ctrlpts;
      for (int i = 0; i < animpts.length; i += 2) {
        animate(animpts, deltas, i + 0, size.width);
        animate(animpts, deltas, i + 1, size.height);
      }
      ctrlpts = animpts;
      int len = ctrlpts.length;
      gp.reset();
      int dir = 0;
      float prevx = ctrlpts[len - 2];
      float prevy = ctrlpts[len - 1];
      float curx = ctrlpts[0];
      float cury = ctrlpts[1];
      float midx = (curx + prevx) / 2.0f;
      float midy = (cury + prevy) / 2.0f;
      gp.moveTo(midx, midy);
      for (int i = 2; i <= ctrlpts.length; i += 2) {
        float x1 = (midx + curx) / 2.0f;
        float y1 = (midy + cury) / 2.0f;
        prevx = curx;
        prevy = cury;
        if (i < ctrlpts.length) {
          curx = ctrlpts[i + 0];
          cury = ctrlpts[i + 1];
        } else {
          curx = ctrlpts[0];
          cury = ctrlpts[1];
        }
        midx = (curx + prevx) / 2.0f;
        midy = (cury + prevy) / 2.0f;
        float x2 = (prevx + midx) / 2.0f;
        float y2 = (prevy + midy) / 2.0f;
        gp.curveTo(x1, y1, x2, y2, midx, midy);
      }
      gp.closePath();

      g2d.setComposite(set);
      g2d.setBackground(backgroundColor);
      g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_OFF);

      if (bgChanged || bounds == null) {
        bounds = new Rectangle(0, 0, getWidth(), getHeight());
        bgChanged = false;
      }
      // g2d.clearRect(bounds.x-5, bounds.y-5, bounds.x + bounds.width + 5, bounds.y + bounds.height
      // + 5);
      g2d.clearRect(0, 0, getWidth(), getHeight());

      g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
      g2d.setColor(outerColor);
      g2d.setComposite(opaque);
      g2d.setStroke(solid);
      g2d.draw(gp);
      g2d.setPaint(gradient);

      if (!bgChanged) {
        bounds = gp.getBounds();
      } else {
        bounds = new Rectangle(0, 0, getWidth(), getHeight());
        bgChanged = false;
      }
      gradient =
          new GradientPaint(
              bounds.x,
              bounds.y,
              gradientColorA,
              bounds.x + bounds.width,
              bounds.y + bounds.height,
              gradientColorB,
              true);
      g2d.setComposite(blend);
      g2d.fill(gp);

      if (g2d == BufferG2D) {
        repaint();
      }
      ++frame;
      Thread.yield();
    }
    if (g2d != null) {
      g2d.dispose();
    }
  }