Exemplo n.º 1
0
 public void drawImage(Image img, float alpha, double[] _xyzSW, double[] _xyzSE, double[] _xyzNW) {
   Composite cs = comp2D.getComposite();
   comp2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
   AffineTransform t =
       getAffineTransform(img.getWidth(canvas), img.getHeight(canvas), _xyzSW, _xyzSE, _xyzNW);
   if (t != null) {
     comp2D.drawImage(img, t, canvas);
   }
   comp2D.setComposite(cs);
 }
  public void paintComponent(Graphics screen) {
    if (inactive == null) {
      inactive = new Image[BUTTON_COUNT];
      rollover = new Image[BUTTON_COUNT];
      active = new Image[BUTTON_COUNT];

      int IMAGE_SIZE = 33;

      for (int i = 0; i < BUTTON_COUNT; i++) {
        inactive[i] = createImage(BUTTON_WIDTH, BUTTON_HEIGHT);
        Graphics g = inactive[i].getGraphics();
        g.drawImage(buttons, -(i * IMAGE_SIZE) - 3, -2 * IMAGE_SIZE, null);

        rollover[i] = createImage(BUTTON_WIDTH, BUTTON_HEIGHT);
        g = rollover[i].getGraphics();
        g.drawImage(buttons, -(i * IMAGE_SIZE) - 3, -1 * IMAGE_SIZE, null);

        active[i] = createImage(BUTTON_WIDTH, BUTTON_HEIGHT);
        g = active[i].getGraphics();
        g.drawImage(buttons, -(i * IMAGE_SIZE) - 3, -0 * IMAGE_SIZE, null);
      }

      state = new int[buttonCount];
      stateImage = new Image[buttonCount];
      for (int i = 0; i < buttonCount; i++) {
        setState(i, INACTIVE, false);
      }
    }
    Dimension size = getSize();
    if ((offscreen == null) || (size.width != width) || (size.height != height)) {
      offscreen = createImage(size.width, size.height);
      width = size.width;
      height = size.height;

      y1 = 0;
      y2 = BUTTON_HEIGHT;

      x1 = new int[buttonCount];
      x2 = new int[buttonCount];

      int offsetX = 3;
      for (int i = 0; i < buttonCount; i++) {
        x1[i] = offsetX;
        if (i == 2) x1[i] += BUTTON_GAP;
        x2[i] = x1[i] + BUTTON_WIDTH;
        offsetX = x2[i];
      }
    }
    Graphics g = offscreen.getGraphics();
    g.setColor(bgcolor); // getBackground());
    g.fillRect(0, 0, width, height);

    for (int i = 0; i < buttonCount; i++) {
      g.drawImage(stateImage[i], x1[i], y1, null);
    }

    g.setColor(statusColor);
    g.setFont(statusFont);

    /*
    // if i ever find the guy who wrote the java2d api, i will hurt him.
    Graphics2D g2 = (Graphics2D) g;
    FontRenderContext frc = g2.getFontRenderContext();
    float statusW = (float) statusFont.getStringBounds(status, frc).getWidth();
    float statusX = (getSize().width - statusW) / 2;
    g2.drawString(status, statusX, statusY);
    */
    // int statusY = (BUTTON_HEIGHT + statusFont.getAscent()) / 2;
    int statusY = (BUTTON_HEIGHT + g.getFontMetrics().getAscent()) / 2;
    g.drawString(status, buttonCount * BUTTON_WIDTH + 2 * BUTTON_GAP, statusY);

    screen.drawImage(offscreen, 0, 0, null);
  }
Exemplo n.º 3
0
 /**
  * calls drawImage(Image,int,int,int,int,Color,ImageObserver)
  *
  * @see #drawImage(Image,int,int,int,int,Color,ImageObserver)
  */
 public boolean drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer) {
   return drawImage(img, x, y, img.getWidth(observer), img.getHeight(observer), bgcolor, observer);
 }