Пример #1
0
  public void paintComponent(Graphics g) {
    super.paintComponent(g);

    // Clear screen.
    g.setColor(Color.white);
    g.fillRect(0, 0, getWidth(), getHeight());

    // draw entire component grey
    g.setColor(Fonts.sub_color);
    g.fillRect(0, 0, getWidth(), getHeight());

    // Write title.
    g.setColor(Color.BLACK);
    g.setFont(Fonts.big);
    g.drawString("Ear", 20, 150);
    g.drawString("Training", 20, 200);

    // Write "Choose Difficulty".
    g.setFont(Fonts.italic);
    g.drawString("Choose Difficulty", 20, 300);

    // Draw piano image
    keyboard.setDimensions(250, 0, getWidth(), getHeight());
    keyboard.paintComponent(g);
    mainMenu.paintComponent(g);
  }
Пример #2
0
  @Override
  protected void paintComponent(Graphics g) {
    if (numberGroup == null) return; // No display if count is null

    super.paintComponent(g);

    // Find the panel size and bar width and interval dynamically
    int width = getWidth();
    int height = getHeight();
    int interval = (width - 40) / numberGroup.length;
    int individualWidth = (int) (((width - 40) / numberGroup.length) * 0.9);

    // The maximum count has the highest bar
    int maxCount = numberGroup.length;

    // x is the start position for the first bar in the histogram
    int x = 20;

    /*
     * Draw a horizontal base line
     */
    g.drawLine(10, height - 45, width - 10, height - 45); // 45 pixels from bottom
    for (int i = 0; i < numberGroup.length; i++) {
      // Find the bar height
      int barHeight = (int) (((double) numberGroup[i] / (double) maxCount) * (height - 55));

      /*
       * Display a rectangle bar, set color according to the height
       */

      // g.setColor(new Color(255,128,i*25));
      setRectColor(g, i);

      g.fillRect(x, height - 45 - barHeight, individualWidth, barHeight);

      // Display the number under the base line
      g.drawString((i + 1) + "", x, height - 30);

      // Move x for displaying the next number
      x += interval;
    }
  }