Esempio n. 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);
    }
  }
Esempio n. 2
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 /** [Internal] */
 private void paintBackground(Graphics2D g2, Color theBackground) {
   Color color1 = g2.getColor();
   if (theBackground == null) theBackground = Color.white;
   g2.setColor(theBackground);
   g2.fillRect(0, 0, 30000, 30000);
   g2.setColor(color1);
 }
Esempio n. 3
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  /**
   * Render the View to the given graphic context. This implementation render the interior first,
   * then the outline.
   */
  public void paint(Graphics2D g, Rectangle2D a) {
    if (!a.intersects(getBounds())) return;
    if (image != null) { // paint bitmap
      g.drawImage(image, text2ModelTr, null);
      // debug:
      g.setPaint(Color.red);
      g.draw(this.bounds);
      super.paint(g, a); // possibly paint framebox if non-null
    } else { // paint textlayout
      super.paint(g, a); // possibly paint framebox if non-null

      AffineTransform oldAT = g.getTransform();
      // paint text in black
      g.setPaint(Color.black);
      // from now on, we work in Y-direct (<0) coordinates to avoid inextricable problems with font
      // being mirrored...
      g.transform(text2ModelTr); // also include rotation
      textLayout.draw(g, 0.0f, 0.0f);
      // [pending] ajouter un cadre si areDimensionsComputed (wysiwyg du pauvre)
      // get back to previous transform
      g.setTransform(oldAT);
      if (DEBUG) {
        g.setPaint(Color.red);
        g.draw(bounds);
      }
    }
  }
Esempio n. 4
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 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;
 }
Esempio n. 5
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 private synchronized void doBuffer(Graphics2D g2, boolean opq, Rectangle rt) {
   origTransform = g2.getTransform();
   if (opq && rt != null) g2.clearRect(rt.x, rt.y, rt.width, rt.height);
   g2.setPaint(origPaint);
   g2.setFont(origFont);
   g2.setStroke(origStroke);
   if (inBuffer) { // System.out.println("upps");
     for (int i = 0; i < a1x.size(); i++) doPaint(g2, a1x.get(i), a2x.get(i));
     origTransform = null;
     return;
   }
   for (int i = 0; i < a1.size(); i++) doPaint(g2, a1.get(i), a2.get(i));
   origTransform = null;
 }
Esempio n. 6
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 /** [Internal] */
 public int print(Graphics g, PageFormat pf, int pi) throws PrinterException {
   if (pi >= 1) {
     return Printable.NO_SUCH_PAGE;
   }
   RepaintManager currentManager = RepaintManager.currentManager(this);
   currentManager.setDoubleBufferingEnabled(false);
   Graphics2D g2 = (Graphics2D) g;
   initState(g2, true);
   g2.translate((int) (pf.getImageableX() + 1), (int) (pf.getImageableY() + 1));
   g2.scale(printScale, printScale);
   doBuffer(g2, true, null);
   currentManager.setDoubleBufferingEnabled(true);
   return Printable.PAGE_EXISTS;
 }
Esempio n. 7
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 public JGImage rotateAny(double angle) {
   JGPoint size = getSize();
   int sw = size.x;
   int sh = size.y;
   // destination size is upper bound size. Upper bound is the max
   // of the longest dimension and the figure's dimension at 45 degrees
   // = sw*sin(45)+sh*cos(45) ~= 1.5*(sw+sh)
   int dw = (int) Math.max(Math.max(sw, sh), 0.75 * (sw + sh));
   int dh = dw;
   int xtrans = (dw - sw) / 2;
   int ytrans = (dh - sh) / 2;
   BufferedImage dst = createCompatibleImage(dw, dh, Transparency.BITMASK);
   Graphics2D g = (Graphics2D) dst.getGraphics();
   AffineTransform tt = AffineTransform.getTranslateInstance(xtrans, ytrans);
   AffineTransform tr = AffineTransform.getRotateInstance(angle, sw / 2, sh / 2);
   tt.concatenate(tr);
   g.drawImage(img, tt, null);
   return new JREImage(dst);
 }
Esempio n. 8
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 private synchronized void toBuffer(int s, Object a) {
   a1.add(s);
   a2.add(a);
   if (s == clear) {
     clearBuffer();
   }
   if (s == opaque) theOpaque = (Boolean) a;
   if (s == setBackground) theBackground = (Color) a;
   if (inBuffer) return;
   if (isSetter(s)) return;
   Graphics g = getGraphics();
   if (g == null) return;
   Graphics2D g2 = (Graphics2D) g;
   g2.setPaint(origPaint);
   g2.setFont(origFont);
   g2.setStroke(origStroke);
   for (int i = 0; i < a1.size() - 1; i++) {
     int s1 = a1.get(i);
     Object s2 = a2.get(i);
     if (isSetter(s1)) doPaint(g2, s1, s2);
   }
   doPaint((Graphics2D) g, s, a);
 }
  public int print(Graphics g, PageFormat pf, int pageIndex) throws PrinterException {
    // Component printMe = getPrintComponent();

    Graphics2D g2 = (Graphics2D) g;
    g2.setColor(Color.black); // set default foreground color to black

    // for faster printing, turn off double buffering
    // RepaintManager.currentManager(this).setDoubleBufferingEnabled(false);

    Dimension d = printComponent.getSize(); // get size of document
    double panelWidth = d.width; // width in pixels
    double panelHeight = d.height; // height in pixels
    double pageHeight = pf.getImageableHeight(); // height of printer page
    double pageWidth = pf.getImageableWidth(); // width of printer page
    double scale = pageWidth / panelWidth;
    int totalNumPages = (int) Math.ceil(scale * panelHeight / pageHeight);

    // make sure we don't print empty pages
    if (pageIndex >= totalNumPages) {
      return Printable.NO_SUCH_PAGE;
    }

    // shift Graphic to line up with beginning of print-imageable region
    g2.translate(pf.getImageableX(), pf.getImageableY());

    // shift Graphic to line up with beginning of next page to print
    g2.translate(0f, -pageIndex * pageHeight);

    // scale the page so the width fits...
    g2.scale(scale, scale);

    // PRINT IT!
    printComponent.paint(g2);

    return Printable.PAGE_EXISTS;
  }
Esempio n. 10
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 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;
 }
Esempio n. 11
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 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;
 }
Esempio n. 12
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 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;
 }
Esempio n. 13
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 /** [Advanced] */
 public void dispose() {
   Graphics2D g = getG();
   if (g != null) g.dispose();
 }
Esempio n. 14
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 /** [Advanced] */
 public FontRenderContext getFontRenderContext() {
   Graphics2D g = getG();
   return g == null ? null : g.getFontRenderContext();
 }
Esempio n. 15
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 /** [Advanced] */
 public GraphicsConfiguration getDeviceConfiguration() {
   Graphics2D g = getG();
   return g == null ? null : g.getDeviceConfiguration();
 }
Esempio n. 16
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 /** [Advanced] */
 public RenderingHints getRenderingHints() {
   Graphics2D g = getG();
   return g == null ? null : g.getRenderingHints();
 }
Esempio n. 17
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 /** [Advanced] */
 public Object getRenderingHint(RenderingHints.Key hintKey) {
   Graphics2D g = getG();
   return g == null ? null : g.getRenderingHint(hintKey);
 }
Esempio n. 18
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 public boolean hit(Rectangle rect, Shape s, boolean onStroke) {
   Graphics2D g = getG();
   return g == null ? false : g.hit(rect, s, onStroke);
 }
Esempio n. 19
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 /** [Advanced] */
 public Graphics create() {
   Graphics2D g = getG();
   return g == null ? null : g.create();
 }
Esempio n. 20
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 /** [Advanced] */
 public Graphics create(int x, int y, int width, int height) {
   Graphics2D g = getG();
   return g == null ? null : g.create(x, y, width, height);
 }
Esempio n. 21
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 // also clip, transform, composite,
 // public boolean isOpaque(){return false;}//theOpaque!=null&&theOpaque;}
 // ---------------------------------------------------------
 private void doPaint(Graphics2D g, int s, Object o) {
   // process an operation from the buffer
   // System.out.println(s);
   Object o1 = null,
       o2 = null,
       o3 = null,
       o4 = null,
       o5 = null,
       o6 = null,
       o7 = null,
       o8 = null,
       o9 = null,
       o10 = null,
       o11 = null;
   if (o instanceof Object[]) {
     Object[] a = (Object[]) o;
     if (a.length > 0) o1 = a[0];
     if (a.length > 1) o2 = a[1];
     if (a.length > 2) o3 = a[2];
     if (a.length > 3) o4 = a[3];
     if (a.length > 4) o5 = a[4];
     if (a.length > 5) o6 = a[5];
     if (a.length > 6) o7 = a[6];
     if (a.length > 7) o8 = a[7];
     if (a.length > 8) o9 = a[8];
     if (a.length > 9) o10 = a[9];
     if (a.length > 10) o11 = a[10];
   }
   switch (s) {
     case clear:
       paintBackground(g, theBackground);
       break;
       // public void addRenderingHints(Map<?,?> hints)
       // {toBuffer("addRenderingHints",hints );}
     case addRenderingHints:
       g.addRenderingHints((Map<?, ?>) o);
       break;
     case clip1:
       g.clip((Shape) o);
       break;
     case draw1:
       g.draw((Shape) o);
       break;
     case draw3DRect:
       g.draw3DRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Boolean) o5);
       break;
     case drawGlyphVector:
       g.drawGlyphVector((GlyphVector) o1, (Float) o2, (Float) o3);
       break;
     case drawImage1:
       g.drawImage((BufferedImage) o1, (BufferedImageOp) o2, (Integer) o3, (Integer) o4);
       break;
     case drawImage2:
       g.drawImage((Image) o1, (AffineTransform) o2, (ImageObserver) o3);
       break;
     case drawRenderableImage:
       g.drawRenderableImage((RenderableImage) o1, (AffineTransform) o2);
       break;
     case drawRenderedImage:
       g.drawRenderedImage((RenderedImage) o1, (AffineTransform) o2);
       break;
     case drawString1:
       g.drawString((AttributedCharacterIterator) o1, (Float) o2, (Float) o3);
       break;
     case drawString2:
       g.drawString((AttributedCharacterIterator) o1, (Integer) o2, (Integer) o3);
       break;
     case drawString3:
       g.drawString((String) o1, (Float) o2, (Float) o3);
       break;
     case drawString4:
       g.drawString((String) o1, (Integer) o2, (Integer) o3);
       break;
     case fill:
       g.fill((Shape) o);
       break;
     case fill3DRect:
       g.fill3DRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Boolean) o5);
       break;
     case rotate1:
       g.rotate((Double) o);
       break;
     case rotate2:
       g.rotate((Double) o1, (Double) o2, (Double) o3);
       break;
     case scale1:
       g.scale((Double) o1, (Double) o2);
       break;
     case setBackground:
       g.setBackground(
           (Color) o); // paintBackground(g,(Color)o); /*super.setBackground((Color)o) ;*/
       break;
     case setComposite:
       g.setComposite((Composite) o);
       break;
     case setPaint:
       g.setPaint((Paint) o);
       break;
     case setRenderingHint:
       g.setRenderingHint((RenderingHints.Key) o1, o2);
       break;
     case setRenderingHints:
       g.setRenderingHints((Map<?, ?>) o);
       break;
     case setStroke:
       g.setStroke((Stroke) o);
       break;
     case setTransform:
       g.setTransform(makeTransform(o));
       break;
     case shear:
       g.shear((Double) o1, (Double) o2);
       break;
     case transform1:
       g.transform(makeTransform(o));
       break;
     case translate1:
       g.translate((Double) o1, (Double) o2);
       break;
     case translate2:
       g.translate((Integer) o1, (Integer) o2);
       break;
     case clearRect:
       g.clearRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case copyArea:
       g.copyArea(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case drawArc:
       g.drawArc(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case drawBytes:
       g.drawBytes((byte[]) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5);
       break;
     case drawChars:
       g.drawChars((char[]) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5);
       break;
     case drawImage4:
       g.drawImage((Image) o1, (Integer) o2, (Integer) o3, (Color) o4, (ImageObserver) o5);
       break;
     case drawImage5:
       g.drawImage((Image) o1, (Integer) o2, (Integer) o3, (ImageObserver) o4);
       break;
     case drawImage6:
       g.drawImage(
           (Image) o1,
           (Integer) o2,
           (Integer) o3,
           (Integer) o4,
           (Integer) o5,
           (Color) o6,
           (ImageObserver) o7);
       break;
     case drawImage7:
       g.drawImage(
           (Image) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (ImageObserver) o6);
       break;
     case drawImage8:
       g.drawImage(
           (Image) o1,
           (Integer) o2,
           (Integer) o3,
           (Integer) o4,
           (Integer) o5,
           (Integer) o6,
           (Integer) o7,
           (Integer) o8,
           (Integer) o9,
           (Color) o10,
           (ImageObserver) o11);
       break;
     case drawImage9:
       g.drawImage(
           (Image) o1,
           (Integer) o2,
           (Integer) o3,
           (Integer) o4,
           (Integer) o5,
           (Integer) o6,
           (Integer) o7,
           (Integer) o8,
           (Integer) o9,
           (ImageObserver) o10);
       break;
     case drawLine:
       g.drawLine((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case drawOval:
       g.drawOval((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case drawPolygon1:
       g.drawPolygon((int[]) o1, (int[]) o2, (Integer) o3);
       break;
     case drawPolygon2:
       g.drawPolygon((Polygon) o);
       break;
     case drawPolyline:
       g.drawPolyline((int[]) o1, (int[]) o2, (Integer) o3);
       break;
     case drawRect:
       g.drawRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case drawRoundRect:
       g.drawRoundRect(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case fillArc:
       g.fillArc(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case fillOval:
       g.fillOval((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
       // {toBuffer("fillPolygon",mkArg(xPoints,  yPoints, nPoints) );}
     case fillPolygon1:
       g.fillPolygon((int[]) o1, (int[]) o2, (Integer) o3);
       break;
     case fillPolygon2:
       g.fillPolygon((Polygon) o);
       break;
     case fillRect:
       g.fillRect((Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4);
       break;
     case fillRoundRect:
       g.fillRoundRect(
           (Integer) o1, (Integer) o2, (Integer) o3, (Integer) o4, (Integer) o5, (Integer) o6);
       break;
     case setClip1:
       g.setClip((Shape) o);
       break;
     case setColor:
       g.setColor((Color) o);
       break;
     case setFont:
       g.setFont((Font) o);
       break;
     case setPaintMode:
       g.setPaintMode();
       break;
     case setXORMode:
       g.setXORMode((Color) o);
       break;
     case opaque:
       super.setOpaque((Boolean) o);
       break;
     case drawOutline: // g.drawString((String)o1, (Integer)o2, (Integer)o3) ;break;
       {
         FontRenderContext frc = g.getFontRenderContext();
         TextLayout tl = new TextLayout((String) o1, g.getFont(), frc);
         Shape s1 = tl.getOutline(null);
         AffineTransform af = g.getTransform();
         g.translate((Integer) o2, (Integer) o3);
         g.draw(s1);
         g.setTransform(af);
       }
       ;
       break;
     default:
       System.out.println("Unknown image operation " + s);
   }
 }
Esempio n. 22
0
  // Although it presently returns a boolean, that was only needed
  // during my aborted attempted at animated graphics primitives.
  // Until those become a reality the boolean value returned by this
  // routine is unnecessary
  public /*synchronized*/ boolean execute(int sAt) {

    // The commented-out variables below are remnants from legacy
    // code -- they appear to be no longer needed.

    //         String urlTemp="";
    //         int z=0;
    //         int idx;
    //         int urlid;
    //         boolean showURL=false;
    animation_done =
        true; // May be re-set in paintComponent via indirect paintImmediately call at end

    // Was used in abored attempted to
    // introduce animated primitives.  Now
    // it's probably excess baggage that
    // remains because I still have hopes
    // of eventually having animated
    // primitives
    SnapAt = sAt;

    if (getSize().width != 0 && getSize().height != 0) {
      my_width = getSize().width; // set dimensions
      my_height = getSize().height;
    } else {
      my_width = GaigsAV.preferred_width; // set dimensions
      my_height = GaigsAV.preferred_height;
    }
    BufferedImage buff = new BufferedImage(my_width, my_height, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = (Graphics2D) buff.getGraphics(); // need a separate object each time?
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setColor(Color.WHITE);
    g2.fillRect(0, 0, my_width, my_height);
    // Set horizoff and vertoff to properly center the visualization in the
    // viewing window. This is not quite perfect because visualizations
    // that are not properly centered within their [0,1] localized
    // coordinates will not be perfectly centered, but it is much better
    // than it was previously.

    // 	if(no_mouse_drag){
    // 	    if(first_paint_call){
    // // 		horizoff = (my_width - (int)(0.25 * my_width) -
    // // 			    GaigsAV.preferred_width) / 2;
    // 		horizoff = (my_width - GaigsAV.preferred_width) / 2;
    // 		first_paint_call = false;
    // 	    }else{
    // 		horizoff = (my_width - GaigsAV.preferred_width) / 2;
    // 		no_mouse_drag = false;
    // 	    }
    // 	}

    if (no_mouse_drag) {
      horizoff = (my_width - GaigsAV.preferred_width) / 2;
      vertoff = (my_height - GaigsAV.preferred_height) / 2;
    }

    int x;

    list_of_snapshots.reset();
    x = 0;
    LinkedList lt = new LinkedList();
    while (x < SnapAt && list_of_snapshots.hasMoreElements()) {
      lt = (LinkedList) list_of_snapshots.nextElement();
      x++;
    }
    lt.reset();
    animation_done = true;
    //        System.out.println("before loop " + horizoff);
    while (lt.hasMoreElements()) {
      obj tempObj = (obj) lt.nextElement();
      animation_done =
          animation_done && (tempObj.execute(g2 /*offscreen*/, zoom, vertoff, horizoff));
      //  System.out.println("in loop");
    }

    Shape mask = createMask(buff.getWidth(), buff.getHeight());

    g2.setColor(Color.BLACK);
    g2.fill(mask);

    my_image = buff;
    repaint();

    return animation_done;
  }
Esempio n. 23
0
  // Although it presently returns a boolean, that was only needed
  // during my aborted attempted at animated graphics primitives.
  // Until those become a reality the boolean value returned by this
  // routine is unnecessary
  public boolean animate(int sAt, boolean forward) {

    int x;
    LinkedList lt = null;
    animation_done =
        true; // May be re-set in paintComponent via indirect paintImmediately call at end

    // Was used in aborted attempted to
    // introduce animated primitives.  Now
    // it's probably excess baggage that
    // remains because I still have hopes
    // of eventually having animated
    // primitives

    if (getSize().width != 0 && getSize().height != 0) {
      my_width = getSize().width; // set dimensions
      my_height = getSize().height;
    } else {
      my_width = GaigsAV.preferred_width; // set dimensions
      my_height = GaigsAV.preferred_height;
    }

    // First capture the new image in a buffer called image2
    SnapAt = sAt;
    BufferedImage image2 = new BufferedImage(my_width, my_height, BufferedImage.TYPE_INT_RGB);
    Graphics2D g2 = (Graphics2D) image2.getGraphics(); // need a separate object each time?
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setColor(Color.WHITE);
    g2.fillRect(0, 0, my_width, my_height);
    // Set horizoff and vertoff to properly center the visualization in the
    // viewing window. This is not quite perfect because visualizations
    // that are not properly centered within their [0,1] localized
    // coordinates will not be perfectly centered, but it is much better
    // than it was previously.

    if (no_mouse_drag) {
      horizoff = (my_width - GaigsAV.preferred_width) / 2;
      vertoff = (my_height - GaigsAV.preferred_height) / 2;
    }

    list_of_snapshots.reset();
    x = 0;
    lt = new LinkedList();
    while (x < SnapAt && list_of_snapshots.hasMoreElements()) {
      lt = (LinkedList) list_of_snapshots.nextElement();
      x++;
    }
    lt.reset();
    animation_done = true;
    //        System.out.println("before loop " + horizoff);
    while (lt.hasMoreElements()) {
      obj tempObj = (obj) lt.nextElement();
      animation_done =
          animation_done && (tempObj.execute(g2 /*offscreen*/, zoom, vertoff, horizoff));
      //  System.out.println("in loop");
    }

    // Next capture the image we are coming from in a buffer called image1
    SnapAt = (forward ? sAt - 1 : sAt + 1);
    BufferedImage image1 = new BufferedImage(my_width, my_height, BufferedImage.TYPE_INT_RGB);
    Graphics2D g1 = (Graphics2D) image1.getGraphics(); // need a separate object each time?
    g1.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g1.setColor(Color.WHITE);
    g1.fillRect(0, 0, my_width, my_height);
    // Set horizoff and vertoff to properly center the visualization in the
    // viewing window. This is not quite perfect because visualizations
    // that are not properly centered within their [0,1] localized
    // coordinates will not be perfectly centered, but it is much better
    // than it was previously.

    if (no_mouse_drag) {
      horizoff = (my_width - GaigsAV.preferred_width) / 2;
      vertoff = (my_height - GaigsAV.preferred_height) / 2;
    }

    list_of_snapshots.reset();
    x = 0;
    lt = new LinkedList();
    while (x < SnapAt && list_of_snapshots.hasMoreElements()) {
      lt = (LinkedList) list_of_snapshots.nextElement();
      x++;
    }
    lt.reset();
    animation_done = true;
    //        System.out.println("before loop " + horizoff);
    while (lt.hasMoreElements()) {
      obj tempObj = (obj) lt.nextElement();
      animation_done =
          animation_done && (tempObj.execute(g1 /*offscreen*/, zoom, vertoff, horizoff));
      //  System.out.println("in loop");
    }

    // Now slide from image1 to image2

    // From the gaff Visualizer by Chris Gaffney
    //        double step = 4;	// Adjust this for more/less granularity between images
    double step = 40; // Adjust this for more/less granularity between images

    Image buffer = getGraphicsConfiguration().createCompatibleVolatileImage(my_width, my_height);
    Graphics2D g2d = (Graphics2D) buffer.getGraphics();

    AffineTransform trans = AffineTransform.getTranslateInstance(step * (forward ? -1 : 1), 0);
    //        AffineTransform orig = g2d.getTransform();

    Shape mask = createMask(my_width, my_height);

    for (double i = 0; i < my_width; i += step) {
      if (i + step > my_width) // last time through loop, so adjust transform
      trans =
            AffineTransform.getTranslateInstance(((double) (my_width - i)) * (forward ? -1 : 1), 0);
      g2d.transform(trans);
      g2d.drawImage(image1, 0, 0, this);
      g2d.setColor(Color.BLACK);
      g2d.fill(mask);

      AffineTransform last = g2d.getTransform();
      g2d.transform(AffineTransform.getTranslateInstance(my_width * (-1 * (forward ? -1 : 1)), 0));
      g2d.drawImage(image2, 0, 0, this);
      g2d.setColor(Color.BLACK);
      g2d.fill(mask);

      g2d.setTransform(last);

      this.my_image = buffer;
      repaint();

      try {
        Thread.sleep(10);
      } catch (InterruptedException e) {

      }
    }
    Image b = getGraphicsConfiguration().createCompatibleImage(my_width, my_height);
    b.getGraphics().drawImage(buffer, 0, 0, null);
    this.my_image = b;

    return animation_done;
  }
Esempio n. 24
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 public boolean hitClip(int x, int y, int width, int height) {
   Graphics2D g = getG();
   return g == null ? false : g.hitClip(x, y, width, height);
 }