/** * Extracts the buffered image of some component * * @param myComponent the component for which the BufferedImage is required * @param region region to be captured * @return the BufferedImage which has the current condition of component * @throws IOException */ public static BufferedImage Get_Component_Image(Component myComponent, Rectangle region) throws IOException { BufferedImage img = new BufferedImage( myComponent.getWidth(), myComponent.getHeight(), BufferedImage.TYPE_INT_RGB); Graphics g = img.getGraphics(); myComponent.paint(g); g.dispose(); return img; }
public void paint(Graphics g1) { Graphics2D g = (Graphics2D) g1; Component c; Point p; paintComponent(g); for (int i = 0; i < getComponentCount(); i++) { AffineTransform save = g.getTransform(); c = getComponent(i); p = c.getLocation(); g.translate((int) p.getX(), (int) p.getY()); c.paint(g); g.setTransform(save); } }
public void paint(Graphics g) { // repaint the whole transformer in case the view component was repainted Rectangle clipBounds = g.getClipBounds(); if (clipBounds != null && !clipBounds.equals(visibleRect)) { repaint(); } // clear the background g.setColor(getBackground()); g.fillRect(0, 0, getWidth(), getHeight()); if (view != null && at.getDeterminant() != 0) { Graphics2D g2 = (Graphics2D) g.create(); Insets insets = getInsets(); Rectangle bounds = getBounds(); // don't forget about insets bounds.x += insets.left; bounds.y += insets.top; bounds.width -= insets.left + insets.right; bounds.height -= insets.top + insets.bottom; double centerX1 = bounds.getCenterX(); double centerY1 = bounds.getCenterY(); Rectangle tb = getTransformedSize(); double centerX2 = tb.getCenterX(); double centerY2 = tb.getCenterY(); // set antialiasing by default g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); if (renderingHints != null) { g2.addRenderingHints(renderingHints); } // translate it to the center of the view component again double tx = centerX1 - centerX2 - getX(); double ty = centerY1 - centerY2 - getY(); g2.translate((int) tx, (int) ty); g2.transform(at); view.paint(g2); g2.dispose(); } // paint the border paintBorder(g); }