Esempio n. 1
0
 public static Color gradientColor(double value) {
   if (value < 0.0) return Color.gray;
   if (value > 1.0) value = 1.0;
   int red = Math.min(255, (int) (512.0 - (value * 512.0)));
   int green = Math.min(255, (int) (value * 512.0));
   int blue = 0;
   return new Color(red, green, blue);
 }
Esempio n. 2
0
  public static void drawValueBar(
      int x, int y, String labelhead, double value, double percentage, int colorindex, Graphics g) {
    g.setColor(GetColor(colorindex));
    g.drawRect(x, y, VALUE_BAR_WIDTH, VALUE_BAR_HEIGHT);

    int barwidth;
    if (percentage < 0.0) {
      // Unknown value
      barwidth = VALUE_BAR_WIDTH - 1;
    } else {
      barwidth = (int) ((VALUE_BAR_WIDTH - 1) * Math.min(1.0, percentage));
    }
    // g.setColor(gradientColor(percentage));
    g.fillRect(x + 1, y + 1, barwidth, VALUE_BAR_HEIGHT - 1);

    if (labelhead != null) {
      g.setFont(MainFrame.defaultFont);
      // g.setColor(MainFrame.labelColor);
      int off = 2;
      g.drawString(labelhead, x + VALUE_BAR_WIDTH + 2, y + VALUE_BAR_HEIGHT);
      // off += (labelhead.length()+1) * 4; // Just a guess
      String maxStr = new String("DateRate [/sec]:");
      off += (int) ((maxStr.length() + 1) * 5.5);

      if (value < 0.0) {
        g.drawString("?", x + VALUE_BAR_WIDTH + off, y + VALUE_BAR_HEIGHT);
      } else {
        if (percentage < 0.0) {
          g.drawString(format(value), x + VALUE_BAR_WIDTH + off, y + VALUE_BAR_HEIGHT);
        } else {
          g.drawString(
              format(value) + " (" + format(percentage * 100) + "%)",
              x + VALUE_BAR_WIDTH + off,
              y + VALUE_BAR_HEIGHT);
        }
      }
    }
  }