Exemplo n.º 1
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);
 }
Exemplo n.º 2
0
 private AffineTransform makeTransform(Object o) {
   AffineTransform r = (AffineTransform) ((AffineTransform) o).clone();
   // System.out.println("r:"+r);
   if (origTransform != null) {
     AffineTransform r2 = (AffineTransform) origTransform.clone();
     // System.out.println("r2:"+r2);
     r2.concatenate(r);
     r = r2;
   }
   return r;
 }
Exemplo n.º 3
0
 /**
  * synchronize frame shape and location (TextLayout only) ; this is called by syncShape(), so that
  * subclasser might override easily when only rectangular shapes are availables.
  */
 protected void syncFrame() {
   PicText te = (PicText) element;
   if (!te.isFramed()) {
     return;
   }
   AffineTransform tr =
       new AffineTransform(); // maps Image coordinates to Model coordinates (see paint)
   tr.setToIdentity(); // reset
   PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
   tr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
   shape = tr.createTransformedShape(te.getShapeOfFrame());
 }
Exemplo n.º 4
0
  /**
   * This implementation calls <code>super.hitTest</code> and returns the result if non-null (this
   * should be a HitInfo.Point), then returns a HitInfo.Interior if the mouse-click occured inside
   * the text bound (as defined by text layout)
   *
   * @return a HitInfo corresponding to the given mouse-event
   */
  public HitInfo hitTest(PEMouseEvent e) {

    // from Bitmap:
    if (image != null) {
      if (getBounds().contains(e.getPicPoint())) {
        return new HitInfo.Interior((PicText) element, e);
      }
      return null;
    }

    // from TextLayout:
    if (!getBounds().contains(e.getPicPoint())) return null;

    PicText te = (PicText) element;
    // recompute textlayout b-box, but store it in a temporary field !
    Rectangle2D tb = textLayout.getBounds();
    Shape text_bounds = text2ModelTr.createTransformedShape(tb);
    if (text_bounds.contains(e.getPicPoint())) {
      // [SR:pending] for the hitInfo to be reliable, getPicPoint() should first be transformed by
      //              inverse text2ModelTr ! (especially when rotationAngle != 0)
      TextHitInfo thi =
          textLayout.hitTestChar(
              (float) (e.getPicPoint().x - strx),
              (float) (e.getPicPoint().y - stry)); // guaranteed to return a non-null thi
      return new HitInfo.Text((PicText) element, thi, e);
    }
    // test hit on textlayout's bounding rectangle :
    // else if (bounds.contains(e.getPicPoint())) return new HitInfo.Interior(element,e);
    return null;
  }
Exemplo n.º 5
0
  /** Synchronizes bounding box with the model ; */
  protected void syncBounds() {
    PicText te = (PicText) element;
    // [pending] Il faut tenir compte de la rotation !

    Rectangle2D latexBB =
        null; // BB relative to latex dimensions (including rotation) (without frame)
    Rectangle2D textLayoutBB =
        null; // BB relative to textLayout dimensions (including rotation) (without frame)
    Rectangle2D textBB = null; // BB of the text (including rotation), without frame

    if (areDimensionsComputed) { // compute latexBB
      Rectangle2D nonRotated =
          new Rectangle2D.Double(
              te.getLeftX(), te.getBottomY(), te.getWidth(), te.getHeight() + te.getDepth());
      AffineTransform tr =
          new AffineTransform(); // maps Image coordinates to Model coordinates (see paint)
      tr.setToIdentity(); // reset
      PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
      tr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
      latexBB = tr.createTransformedShape(nonRotated).getBounds2D();
    }

    if (image == null) { // compute textLayoutBB
      Rectangle2D nonRotated = textLayout.getBounds();
      textLayoutBB = text2ModelTr.createTransformedShape(nonRotated).getBounds2D();
    }

    // use textLayoutBB or latexBB or their union
    if (image != null) textBB = latexBB;
    else {
      if (!areDimensionsComputed) textBB = textLayoutBB;
      else {
        textBB = latexBB.createUnion(textLayoutBB);
      }
    }

    // union with frame BB
    if (te.isFramed()) {
      super.syncBounds(); // update bounds of the frame if necessary
      Rectangle2D.union(super.bounds, textBB, this.bounds);
    } else this.bounds = textBB;
  }
Exemplo n.º 6
0
  /**
   * Synchronize the textLayout and the shape (=frame box, by calling syncFrame) with the model When
   * <code>TextLayout</code> is used, this delegates to <code>getRotation()</code> where computing
   * rotation angle is concerned, and updates the AffineTransform returned by <code>
   * getTextToModelTransform()</code>.
   */
  protected void syncShape() {
    PicText te = (PicText) element;

    //			textLayout = new TextLayout(te.getText().length()==0 ? " " : te.getText(),
    //			    textFont,
    //			    new FontRenderContext(null,false,false));

    text2ModelTr.setToIdentity(); // reset
    PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
    text2ModelTr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
    // the reference point of an image is the top-left one, but the refpoint of a text layout is on
    // the baseline
    if (image != null) {
      text2ModelTr.translate(te.getLeftX(), te.getTopY());
      if (te.getWidth() != 0
          && image.getWidth() != 0
          && (te.getDepth() + te.getHeight()) != 0
          && image.getHeight() != 0)
        text2ModelTr.scale(
            te.getWidth() / image.getWidth(),
            -(te.getHeight() + te.getDepth()) / image.getHeight());
    } else {
      // Hack ? Just cheating a little bit ? Ou juste ruse ?
      // we want here to use the dimensions of the textLayout instead of latex dimensions if
      // areDimensionsComputed
      // sinon on va aligner le textlayout en fonction des parametres latex, et l'Utilisateur (qui
      // est bien bete) ne va rien comprendre.
      double latexH = 0;
      double latexD = 0;
      double latexW = 0;
      if (areDimensionsComputed) { // store latex dimensions, and setDimensions to textLayout ones
        latexH = te.getHeight();
        latexD = te.getDepth();
        latexW = te.getWidth();
        te.setDimensions(
            textLayout.getBounds().getWidth(), textLayout.getAscent(), textLayout.getDescent());
      }
      text2ModelTr.translate(te.getLeftX(), te.getBaseLineY());
      if (areDimensionsComputed) { // restore latex dimensions
        te.setDimensions(latexW, latexH, latexD);
      }
      // Autre possibilite= comprimer le texte pour qu'il rentre dans la boite (evite le hack
      // ci-dessus):
      // text2ModelTr.scale(te.getWidth()/textLayout.getWidth(),-(te.getHeight()+te.getDepth())/textLayout.getHeight());
      text2ModelTr.scale(1.0, -1.0);
    }
    syncFrame();
  }
Exemplo n.º 7
0
  // ---------------------------------------------------------
  private synchronized AffineTransform bufferTransform() {
    AffineTransform r = new AffineTransform();
    for (int i = 0; i < a1.size(); i++) {
      int s1 = a1.get(i);
      Object s2 = a2.get(i);
      Object s3[] = null;
      if (s2 instanceof Object[]) s3 = (Object[]) s2;

      if (s1 == setTransform) {
        r = makeTransform(s2);
      }
      if (s1 == shear) r.shear((Double) s3[0], (Double) s3[1]);
      if (s1 == rotate1) r.rotate((Double) s2);
      if (s1 == rotate2) r.rotate((Double) s3[0], (Double) s3[1], (Double) s3[2]);
      if (s1 == scale1) r.scale((Double) s3[0], (Double) s3[1]);
      if (s1 == translate1) r.translate((Double) s3[0], (Double) s3[1]);
      if (s1 == translate2) r.translate((Integer) s3[0], (Integer) s3[1]);
    }
    return r;
  }
Exemplo n.º 8
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;
  }
Exemplo n.º 9
0
  // Thread's run method aimed at creating a bitmap asynchronously
  public void run() {
    Drawing drawing = new Drawing();
    PicText rawPicText = new PicText();
    String s = ((PicText) element).getText();
    rawPicText.setText(s);
    drawing.add(
        rawPicText); // bug fix: we must add a CLONE of the PicText, otherwise it loses it former
                     // parent... (then pb with the view )
    drawing.setNotparsedCommands(
        "\\newlength{\\jpicwidth}\\settowidth{\\jpicwidth}{"
            + s
            + "}"
            + CR_LF
            + "\\newlength{\\jpicheight}\\settoheight{\\jpicheight}{"
            + s
            + "}"
            + CR_LF
            + "\\newlength{\\jpicdepth}\\settodepth{\\jpicdepth}{"
            + s
            + "}"
            + CR_LF
            + "\\typeout{JPICEDT INFO: \\the\\jpicwidth, \\the\\jpicheight,  \\the\\jpicdepth }"
            + CR_LF);
    RunExternalCommand.Command commandToRun = RunExternalCommand.Command.BITMAP_CREATION;
    // RunExternalCommand command = new RunExternalCommand(drawing, contentType,commandToRun);
    boolean isWriteTmpTeXfile = true;
    String bitmapExt = "png"; // [pending] preferences
    String cmdLine =
        "{i}/unix/tetex/create_bitmap.sh {p} {f} "
            + bitmapExt
            + " "
            + fileDPI; // [pending] preferences
    ContentType contentType = getContainer().getContentType();
    RunExternalCommand.isGUI = false; // System.out, no dialog box // [pending] debug
    RunExternalCommand command =
        new RunExternalCommand(drawing, contentType, cmdLine, isWriteTmpTeXfile);
    command
        .run(); // synchronous in an async. thread => it's ok (anyway, we must way until the LaTeX
                // process has completed)

    if (wantToComputeLatexDimensions) {
      // load size of text:
      try {
        File logFile = new File(command.getTmpPath(), command.getTmpFilePrefix() + ".log");
        BufferedReader reader = null;
        try {
          reader = new BufferedReader(new FileReader(logFile));
        } catch (FileNotFoundException fnfe) {
          System.out.println("Cannot find log file! " + fnfe.getMessage());
          System.out.println(logFile);
        } catch (IOException ioex) {
          System.out.println("Log file IO exception");
          ioex.printStackTrace();
        } // utile ?
        System.out.println("Log file created! file=" + logFile);
        getDimensionsFromLogFile(reader, (PicText) element);
        syncStringLocation(); // update dimensions
        syncBounds();
        syncFrame();
        SwingUtilities.invokeLater(
            new Thread() {
              public void run() {
                repaint(null);
              }
            });
        // repaint(null); // now that dimensions are available, we force a repaint() [pending]
        // smart-repaint ?
      } catch (Exception e) {
        e.printStackTrace();
      }
    }

    if (wantToGetBitMap) {
      // load image:
      try {
        File bitmapFile =
            new File(command.getTmpPath(), command.getTmpFilePrefix() + "." + bitmapExt);
        this.image = ImageIO.read(bitmapFile);
        System.out.println(
            "Bitmap created! file="
                + bitmapFile
                + ", width="
                + image.getWidth()
                + "pixels, height="
                + image.getHeight()
                + "pixels");
        if (image == null) return;
        syncStringLocation(); // sets strx, stry, and dimensions of text
        syncBounds();
        // update the AffineTransform that will be applied to the bitmap before displaying on screen
        PicText te = (PicText) element;
        text2ModelTr.setToIdentity(); // reset
        PicPoint anchor = te.getCtrlPt(TextEditable.P_ANCHOR, ptBuf);
        text2ModelTr.rotate(getRotation(), anchor.x, anchor.y); // rotate along P_ANCHOR !
        text2ModelTr.translate(te.getLeftX(), te.getTopY());
        text2ModelTr.scale(
            te.getWidth() / image.getWidth(),
            -(te.getHeight() + te.getDepth()) / image.getHeight());
        // [pending]  should do something special to avoid dividing by 0 or setting a rescaling
        // factor to 0 [non invertible matrix] (java will throw an exception)
        syncFrame();
        SwingUtilities.invokeLater(
            new Thread() {
              public void run() {
                repaint(null);
              }
            });
        // repaint(null); // now that bitmap is available, we force a repaint() [pending]
        // smart-repaint ?
      } catch (Exception e) {
        e.printStackTrace();
      }
    }
  }
Exemplo n.º 10
0
 public void drawScaledImage(BufferedImage im, int x, int y, float scale) {
   AffineTransform tx = new AffineTransform();
   tx.scale(scale, scale);
   BufferedImageOp op = new AffineTransformOp(tx, AffineTransformOp.TYPE_BILINEAR);
   drawImage(im, op, x, y);
 }