private void replaceSurfaceData( int newBackBufferCount, BufferCapabilities newBackBufferCaps, boolean blit) { synchronized (surfaceDataLock) { final SurfaceData oldData = getSurfaceData(); surfaceData = platformWindow.replaceSurfaceData(); // TODO: volatile image // VolatileImage oldBB = backBuffer; BufferedImage oldBB = backBuffer; backBufferCount = newBackBufferCount; backBufferCaps = newBackBufferCaps; final Rectangle size = getSize(); if (getSurfaceData() != null && oldData != getSurfaceData()) { clearBackground(size.width, size.height); } if (blit) { blitSurfaceData(oldData, getSurfaceData()); } if (oldData != null && oldData != getSurfaceData()) { // TODO: drop oldData for D3D/WGL pipelines // This can only happen when this peer is being created oldData.flush(); } // TODO: volatile image // backBuffer = (VolatileImage)delegate.createBackBuffer(); backBuffer = (BufferedImage) platformWindow.createBackBuffer(); if (backBuffer != null) { Graphics g = backBuffer.getGraphics(); try { Rectangle r = getBounds(); if (g instanceof Graphics2D) { ((Graphics2D) g).setComposite(AlphaComposite.Src); } g.setColor(nonOpaqueBackground); g.fillRect(0, 0, r.width, r.height); if (g instanceof SunGraphics2D) { ((SunGraphics2D) g).constrain(0, 0, r.width, r.height, getRegion()); } if (!isTextured()) { g.setColor(getBackground()); g.fillRect(0, 0, r.width, r.height); } if (oldBB != null) { // Draw the old back buffer to the new one g.drawImage(oldBB, 0, 0, null); oldBB.flush(); } } finally { g.dispose(); } } } flushOnscreenGraphics(); }
private void clearBackground(final int w, final int h) { final Graphics g = getOnscreenGraphics(getForeground(), getBackground(), getFont()); if (g != null) { try { if (g instanceof Graphics2D) { ((Graphics2D) g).setComposite(AlphaComposite.Src); } if (isTranslucent()) { g.setColor(nonOpaqueBackground); g.fillRect(0, 0, w, h); } if (!isTextured()) { if (g instanceof SunGraphics2D) { ((SunGraphics2D) g).constrain(0, 0, w, h, getRegion()); } g.setColor(getBackground()); g.fillRect(0, 0, w, h); } } finally { g.dispose(); } } }