Exemplo n.º 1
0
  /**
   * Draw every char in separate terminal cell to guaranty equal width for different lines.
   * Nevertheless to improve kerning we draw word characters as one block for monospaced fonts.
   */
  private void drawChars(int x, int y, CharBuffer buf, TextStyle style, Graphics2D gfx) {
    final int blockLen = 1;
    int offset = 0;
    int drawCharsOffset = 0;

    // workaround to fix Swing bad rendering of bold special chars on Linux
    // TODO required for italic?
    CharBuffer renderingBuffer;
    if (mySettingsProvider.DECCompatibilityMode() && style.hasOption(TextStyle.Option.BOLD)) {
      renderingBuffer = CharUtils.heavyDecCompatibleBuffer(buf);
    } else {
      renderingBuffer = buf;
    }

    while (offset + blockLen <= buf.length()) {
      if (renderingBuffer.getBuf()[buf.getStart() + offset] == CharUtils.DWC) {
        offset += blockLen;
        drawCharsOffset += blockLen;
        continue; // dont' draw second part(fake one) of double width character
      }

      Font font = getFontToDisplay(buf.charAt(offset + blockLen - 1), style);
      //      while (myMonospaced && (offset + blockLen < buf.getLength()) &&
      // isWordCharacter(buf.charAt(offset + blockLen - 1))
      //              && (font == getFontToDisplay(buf.charAt(offset + blockLen - 1), style))) {
      //        blockLen++;
      //      }
      gfx.setFont(font);

      int descent = gfx.getFontMetrics(font).getDescent();
      int baseLine = (y + 1) * myCharSize.height - descent;
      int xCoord = (x + drawCharsOffset) * myCharSize.width;
      int textLength =
          CharUtils.getTextLengthDoubleWidthAware(
              buf.getBuf(),
              buf.getStart() + offset,
              blockLen,
              mySettingsProvider.ambiguousCharsAreDoubleWidth());

      int yCoord = y * myCharSize.height;

      gfx.setClip(
          xCoord,
          yCoord,
          Math.min(textLength * myCharSize.width, getWidth() - xCoord),
          Math.min(myCharSize.height, getHeight() - yCoord));

      gfx.setColor(getPalette().getColor(myStyleState.getForeground(style.getForegroundForRun())));

      gfx.drawChars(renderingBuffer.getBuf(), buf.getStart() + offset, blockLen, xCoord, baseLine);

      drawCharsOffset += blockLen;
      offset += blockLen;
    }
    gfx.setClip(null);
  }
  /**
   * Paints the progress string.
   *
   * @param g Graphics used for drawing.
   * @param x x location of bounding box
   * @param y y location of bounding box
   * @param width width of bounding box
   * @param height height of bounding box
   * @param fillStart start location, in x or y depending on orientation, of the filled portion of
   *     the progress bar.
   * @param amountFull size of the fill region, either width or height depending upon orientation.
   * @param b Insets of the progress bar.
   */
  private void paintString(
      Graphics g, int x, int y, int width, int height, int fillStart, int amountFull, Insets b) {
    if (!(g instanceof Graphics2D)) {
      return;
    }

    Graphics2D g2 = (Graphics2D) g;
    String progressString = progressBar.getString();
    g2.setFont(progressBar.getFont());
    Point renderLocation = getStringPlacement(g2, progressString, x, y, width, height);
    Rectangle oldClip = g2.getClipBounds();

    if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
      g2.setColor(getSelectionBackground());
      SwingUtilities2.drawString(
          progressBar, g2, progressString, renderLocation.x, renderLocation.y);
      g2.setColor(getSelectionForeground());
      g2.clipRect(fillStart, y, amountFull, height);
      SwingUtilities2.drawString(
          progressBar, g2, progressString, renderLocation.x, renderLocation.y);
    } else { // VERTICAL
      g2.setColor(getSelectionBackground());
      AffineTransform rotate = AffineTransform.getRotateInstance(Math.PI / 2);
      g2.setFont(progressBar.getFont().deriveFont(rotate));
      renderLocation = getStringPlacement(g2, progressString, x, y, width, height);
      SwingUtilities2.drawString(
          progressBar, g2, progressString, renderLocation.x, renderLocation.y);
      g2.setColor(getSelectionForeground());
      g2.clipRect(x, fillStart, width, amountFull);
      SwingUtilities2.drawString(
          progressBar, g2, progressString, renderLocation.x, renderLocation.y);
    }
    g2.setClip(oldClip);
  }
Exemplo n.º 3
0
 /*
  *  Create a BufferedImage for Swing components.
  *  All or part of the component can be captured to an image.
  *
  *  @param	 component Swing component to create image from
  *  @param	 region The region of the component to be captured to an image
  *  @param	 fileName name of file to be created or null
  *  @return	image the image for the given region
  *  @exception IOException if an error occurs during writing
  */
 public static BufferedImage createImage(JComponent component, Rectangle region, String fileName)
     throws IOException {
   boolean opaqueValue = component.isOpaque();
   component.setOpaque(true);
   BufferedImage image =
       new BufferedImage(region.width, region.height, BufferedImage.TYPE_INT_RGB);
   Graphics2D g2d = image.createGraphics();
   g2d.setClip(region);
   component.paint(g2d);
   g2d.dispose();
   component.setOpaque(opaqueValue);
   ScreenCapture.writeImage(image, fileName);
   return image;
 }
Exemplo n.º 4
0
 public void paintComponent(Graphics g1) {
   animationCount = 1;
   if (!visible) return;
   Graphics2D g = (Graphics2D) g1;
   float width = getWidth();
   float height = getHeight();
   g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
   if (45.0 <= rotate && rotate < 135.0) {
     g.translate(width, 0.0);
     g.rotate(Math.PI * rotate / 180, 0.0, 0.0);
     g.transform(
         AffineTransform.getScaleInstance(height / original_width, width / original_height));
   } else if (135.0 <= rotate && rotate < 225.0) {
     g.rotate(Math.PI * rotate / 180, width / 2, height / 2);
     g.transform(
         AffineTransform.getScaleInstance(width / original_width, height / original_height));
   } else if (225.0 <= rotate && rotate < 315.0) {
     g.translate(-height, 0.0);
     g.rotate(Math.PI * rotate / 180, height, 0.0);
     g.transform(
         AffineTransform.getScaleInstance(height / original_width, width / original_height));
   } else
     g.transform(
         AffineTransform.getScaleInstance(width / original_width, height / original_height));
   if ((dd.dynType & GeDyn.mDynType_Rotate) != 0 && dd.rotate != 0) {
     g.rotate(
         Math.PI * dd.rotate / 180,
         (dd.x0 - getX()) * original_width / width,
         (dd.y0 - getY()) * original_height / height);
   }
   AffineTransform save = g.getTransform();
   AffineTransform save_tmp;
   int rounds = 1;
   if (fillLevel != 1F) rounds = 2;
   int oldColor = 0;
   for (int i = 0; i < rounds; i++) {
     if (rounds == 2) {
       switch (i) {
         case 0:
           if (levelColorTone != GeColor.COLOR_TONE_NO) {
             oldColor = colorTone;
             colorTone = levelColorTone;
           } else if (levelFillColor != GeColor.COLOR_NO) {
             oldColor = fillColor;
             fillColor = levelFillColor;
           }
           break;
         case 1:
           if (levelColorTone != GeColor.COLOR_TONE_NO) colorTone = oldColor;
           else if (levelFillColor != GeColor.COLOR_NO) fillColor = oldColor;
           break;
       }
       switch (levelDirection) {
         case Ge.DIRECTION_UP:
           if (i == 0)
             g.setClip(
                 new Rectangle2D.Float(
                     0F,
                     fillLevel * original_height + Ge.cJBean_Offset,
                     original_width,
                     original_height));
           else
             g.setClip(
                 new Rectangle2D.Float(
                     0F, 0F, original_width, fillLevel * original_height + Ge.cJBean_Offset));
           break;
         case Ge.DIRECTION_DOWN:
           if (i == 0)
             g.setClip(
                 new Rectangle2D.Float(
                     0F,
                     0F,
                     original_width,
                     (1 - fillLevel) * original_height + Ge.cJBean_Offset));
           else
             g.setClip(
                 new Rectangle2D.Float(
                     0F,
                     (1 - fillLevel) * original_height + Ge.cJBean_Offset,
                     original_width,
                     original_height));
           break;
         case Ge.DIRECTION_RIGHT:
           if (i == 0)
             g.setClip(
                 new Rectangle2D.Float(
                     fillLevel * original_width + Ge.cJBean_Offset,
                     0F,
                     original_width,
                     original_height));
           else
             g.setClip(
                 new Rectangle2D.Float(0F, 0F, fillLevel * width + Ge.cJBean_Offset, height));
           break;
         case Ge.DIRECTION_LEFT:
           if (i == 0)
             g.setClip(
                 new Rectangle2D.Float(
                     0F,
                     0F,
                     (1 - fillLevel) * original_width + Ge.cJBean_Offset,
                     original_height));
           else
             g.setClip(
                 new Rectangle2D.Float(
                     (1 - fillLevel) * original_width + Ge.cJBean_Offset,
                     0F,
                     original_width,
                     original_height));
           break;
       }
     }
     {
       int fcolor =
           GeColor.getDrawtype(
               293,
               colorTone,
               colorShift,
               colorIntensity,
               colorBrightness,
               colorInverse,
               fillColor,
               dimmed);
       if (gradient == GeGradient.eGradient_No) {
         g.setColor(GeColor.getColor(fcolor));
         g.fill(shapes[0]);
       } else {
         GeGradient.paint(
             g,
             gradient,
             2,
             -2,
             2F,
             2F,
             13.6808F,
             14.8208F,
             false,
             293,
             colorTone,
             colorShift,
             colorIntensity,
             colorInverse,
             fillColor,
             dimmed);
         g.fill(shapes[0]);
       }
       if (shadow != 0) {
         g.setColor(GeColor.shiftColor(fcolor, -2, colorInverse));
         g.fill(shapes[1]);
         g.setColor(GeColor.shiftColor(fcolor, 2, colorInverse));
         g.fill(shapes[2]);
       }
       g.setStroke(new BasicStroke(1F));
       g.setColor(
           GeColor.getColor(
               0,
               colorTone,
               colorShift,
               colorIntensity,
               colorBrightness,
               colorInverse,
               borderColor,
               dimmed));
       g.draw(shapes[0]);
     }
   }
   if (rounds == 2) g.setClip(null);
   g.setTransform(save);
 }
  @Nullable
  private Point createToolTipImage(@NotNull KeyType key) {
    UIUtil.putClientProperty(myComponent, EXPANDED_RENDERER, true);
    Pair<Component, Rectangle> rendererAndBounds = getCellRendererAndBounds(key);
    UIUtil.putClientProperty(myComponent, EXPANDED_RENDERER, null);
    if (rendererAndBounds == null) return null;

    JComponent renderer = ObjectUtils.tryCast(rendererAndBounds.first, JComponent.class);
    if (renderer == null) return null;
    if (renderer.getClientProperty(DISABLE_EXPANDABLE_HANDLER) != null) return null;

    if (UIUtil.getClientProperty((JComponent) rendererAndBounds.getFirst(), USE_RENDERER_BOUNDS)
        == Boolean.TRUE) {
      rendererAndBounds.getSecond().translate(renderer.getX(), renderer.getY());
      rendererAndBounds.getSecond().setSize(renderer.getSize());
    }

    myKeyItemBounds = rendererAndBounds.second;

    Rectangle cellBounds = myKeyItemBounds;
    Rectangle visibleRect = getVisibleRect(key);

    if (cellBounds.y < visibleRect.y) return null;

    int cellMaxY = cellBounds.y + cellBounds.height;
    int visMaxY = visibleRect.y + visibleRect.height;
    if (cellMaxY > visMaxY) return null;

    int cellMaxX = cellBounds.x + cellBounds.width;
    int visMaxX = visibleRect.x + visibleRect.width;

    Point location = new Point(visMaxX, cellBounds.y);
    SwingUtilities.convertPointToScreen(location, myComponent);

    Rectangle screen =
        !Registry.is("ide.expansion.hints.on.all.screens")
            ? ScreenUtil.getScreenRectangle(location)
            : ScreenUtil.getAllScreensRectangle();

    int borderWidth = isPaintBorder() ? 1 : 0;
    int width = Math.min(screen.width + screen.x - location.x - borderWidth, cellMaxX - visMaxX);
    int height = cellBounds.height;

    if (width <= 0 || height <= 0) return null;

    Dimension size = getImageSize(width, height);
    myImage = UIUtil.createImage(size.width, size.height, BufferedImage.TYPE_INT_RGB);

    Graphics2D g = myImage.createGraphics();
    g.setClip(null);
    doFillBackground(height, width, g);
    g.translate(cellBounds.x - visMaxX, 0);
    doPaintTooltipImage(renderer, cellBounds, g, key);

    CustomLineBorder border = null;
    if (borderWidth > 0) {
      border = new CustomLineBorder(getBorderColor(), borderWidth, 0, borderWidth, borderWidth);
      location.y -= borderWidth;
      size.width += borderWidth;
      size.height += borderWidth + borderWidth;
    }

    g.dispose();
    myRendererPane.remove(renderer);

    myTipComponent.setBorder(border);
    myTipComponent.setPreferredSize(size);
    return location;
  }
Exemplo n.º 6
0
 // 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);
   }
 }
Exemplo n.º 7
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();
    }
  }