/** * Overrides the <code>paintComponent</code> method of <tt>JButton</tt> to paint the button * background and icon, and all additional effects of this configurable button. * * @param g The Graphics object. */ @Override protected void paintComponent(Graphics g) { Graphics2D g1 = (Graphics2D) g.create(); try { internalPaintComponent(g1); } finally { g1.dispose(); } super.paintComponent(g); }
/** * Paints this button. * * @param g the <tt>Graphics</tt> object used for painting */ private void internalPaintComponent(Graphics2D g) { AntialiasingManager.activateAntialiasing(g); // Paint a roll over fade out. FadeTracker fadeTracker = FadeTracker.getInstance(); float visibility = this.getModel().isRollover() ? 1.0f : 0.0f; if (fadeTracker.isTracked(this, FadeKind.ROLLOVER)) { visibility = fadeTracker.getFade(this, FadeKind.ROLLOVER); } visibility /= 2; if (visibility != 0.0f) { g.setColor(new Color(borderColor[0], borderColor[1], borderColor[2], visibility)); if (bgImage != null) g.fillRoundRect( (this.getWidth() - bgImage.getWidth(null)) / 2, (this.getHeight() - bgImage.getHeight(null)) / 2, bgImage.getWidth(null) - 1, bgImage.getHeight(null) - 1, 20, 20); else g.fillRoundRect(0, 0, this.getWidth() - 1, this.getHeight() - 1, 20, 20); } if (bgImage != null) { g.drawImage( bgImage, (this.getWidth() - bgImage.getWidth(null)) / 2, (this.getHeight() - bgImage.getHeight(null)) / 2, null); } else { g.setColor(getBackground()); g.fillRoundRect(1, 1, this.getWidth() - 2, this.getHeight() - 2, 20, 20); } }