Constructor Detail

• BackgroundPaintingUtils

  public BackgroundPaintingUtils()

Method Detail

• updateIfOpaque

  public static void updateIfOpaque​(Graphics g,
                                    Component c)

  Updates the background of the specified component on the specified graphic context. The background is updated only if the component is opaque.

  Parameters:

  g - Graphic context.

  c - Component.

• update

  public static void update​(Graphics g,
                            Component c,
                            boolean force)

  Updates the background of the specified component on the specified graphic context. The background is not painted when the force parameter is false and at least one of the following conditions holds:

  • The component is in a cell renderer.
  • The component is not showing on the screen.
  • The component is in the preview mode.

  Parameters:

  g - Graphic context.

  c - Component.

  force - If true, the painting of background is enforced.

• update

  public static void update​(Graphics g,
                            Component c,
                            boolean force,
                            DecorationAreaType decorationType)

  Updates the background of the specified component on the specified graphic context. The background is not painted when the force parameter is false and at least one of the following conditions holds:

  • The component is in a cell renderer.
  • The component is not showing on the screen.
  • The component is in the preview mode.

  Parameters:

  g - Graphic context.

  c - Component.

  force - If true, the painting of background is enforced.

  decorationType - The decoration type to use. A null value will result in the component being asked.

• fillAndWatermark

  public static void fillAndWatermark​(Graphics g,
                                      JComponent c,
                                      Color fillColor,
                                      Rectangle rect)

  Updates the background of the specified component on the specified graphic context in the specified rectangle.

  Parameters:

  g - Graphic context.

  c - Component.

  fillColor - Fill color.

  rect - The rectangle to fill.