How to use

getSize

method

in

org.jfree.ui.ArrowPanel

/**
 * Paints the arrow panel.
 *
 * @param g  the graphics device for drawing on.
 */
public void paintComponent(final Graphics g) {
  super.paintComponent(g);
  final Graphics2D g2 = (Graphics2D) g;
  // first determine the size of the drawing area...
  final Dimension size = getSize();
  final Insets insets = getInsets();
  this.available.setRect(insets.left, insets.top,
              size.getWidth() - insets.left - insets.right,
              size.getHeight() - insets.top - insets.bottom);
  g2.translate(insets.left, insets.top);
  g2.fill(getArrow(this.type));
}

/**
 * Paints the arrow panel.
 *
 * @param g  the graphics device for drawing on.
 */
public void paintComponent(final Graphics g) {
  super.paintComponent(g);
  final Graphics2D g2 = (Graphics2D) g;
  // first determine the size of the drawing area...
  final Dimension size = getSize();
  final Insets insets = getInsets();
  this.available.setRect(insets.left, insets.top,
              size.getWidth() - insets.left - insets.right,
              size.getHeight() - insets.top - insets.bottom);
  g2.translate(insets.left, insets.top);
  g2.fill(getArrow(this.type));
}

/**
 * Paints the arrow panel.
 *
 * @param g  the graphics device for drawing on.
 */
public void paintComponent(final Graphics g) {
  super.paintComponent(g);
  final Graphics2D g2 = (Graphics2D) g;
  // first determine the size of the drawing area...
  final Dimension size = getSize();
  final Insets insets = getInsets();
  this.available.setRect(insets.left, insets.top,
              size.getWidth() - insets.left - insets.right,
              size.getHeight() - insets.top - insets.bottom);
  g2.translate(insets.left, insets.top);
  g2.fill(getArrow(this.type));
}