Re: paintComponent(Graphics graphics)

Jeff Higgins <jeff@invalid.invalid>
Fri, 20 Feb 2015 19:55:44 -0500
On 02/20/2015 07:42 PM, Knute Johnson wrote:

I'm assuming you have a translucent image you want to draw over the
whole JPanel. Draw on the JFrame's glasspane. I think you will have to
make the glasspane visible.

Thank you. Your response prompted me to have another look.

So that from the example:

class WallpaperLayerUI extends LayerUI<JComponent> {
   public void paint(Graphics g, JComponent c) {
     super.paint(g, c);

     Graphics2D g2 = (Graphics2D) g.create();

     int w = c.getWidth();
     int h = c.getHeight();
             AlphaComposite.SRC_OVER, .5f));
     g2.setPaint(new GradientPaint(0, 0, Color.yellow, 0, h,;
     g2.fillRect(0, 0, w, h);


Which answers my question to the OP regards
create and dispose of graphics object.

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