@Override protected void paintBackground(Graphics g, JComponent component) { getGlassParameters(); Graphics2D g2d = (Graphics2D) g.create(); if (getOrientation().isHorizontal()) { paintBackground( g2d, 0, 0, component.getWidth(), component.getHeight(), getOrientation().isHorizontal(), component); } else { paintBackground( g2d, 0, 0, component.getHeight(), component.getWidth(), getOrientation().isHorizontal(), component); } g2d.dispose(); }
protected void paintBackground( Graphics g, int x, int y, int w, int h, boolean horizontal, JComponent component) { Graphics2D g2d = (Graphics2D) g.create(); CEclipseBorder ec = null; Insets ins = getOutsideInsets(); x = ins.left; y = ins.top; if (getOrientation().isHorizontal()) { w -= ins.left + ins.right; h -= ins.top + ins.bottom; } else { w -= ins.top + ins.bottom; h -= ins.left + ins.right; } if (component.getBorder() instanceof CompoundBorder) { CompoundBorder cb = (CompoundBorder) component.getBorder(); CompoundBorder bb = (CompoundBorder) cb.getInsideBorder(); ec = (CEclipseBorder) bb.getOutsideBorder(); } if (w > 0 && h > 0) { if (glassStrip != null) { BufferedImage im = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB); Graphics2D gg = im.createGraphics(); gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); gg.setColor(component.getBackground()); if (ec != null) { gg.fill(ec.createShape(0, 0, w, h, ec.getCornerRadius())); } else { gg.fillRect(0, 0, w, h); } if (!isSelected()) { gg.setComposite(AlphaComposite.SrcIn); } else { gg.setComposite(AlphaComposite.SrcAtop); } try { glass.Render2Graphics(new Dimension(w, h), gg, glassStrip, true); } catch (Exception e) { glass.Render2Graphics(new Dimension(w, h), gg, CGlassFactory.VALUE_STEEL, true); } gg.dispose(); if (!getOrientation().isHorizontal()) { AffineTransform atTrans = AffineTransform.getTranslateInstance(x /* + h */, y + w); atTrans.concatenate(COutlineHelper.tRot90CCW); g2d.drawImage(im, atTrans, null); } else { g2d.drawImage(im, x, y, null); } } g2d.dispose(); } }